mirror of
https://github.com/torvalds/linux
synced 2024-07-22 19:21:07 +00:00
Philips PNX8550 support: MIPS32-like core with 2 Trimedias on it.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Pete Popov
Ralf Baechle
parent
e01402b115
commit
bdf21b18b4
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@ -489,6 +489,16 @@ config HYPERTRANSPORT
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bool "Hypertransport Support for PMC-Sierra Yosemite"
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depends on PMC_YOSEMITE
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config PNX8550_V2PCI
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bool "Support for Philips PNX8550 based Viper2-PCI board"
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select PNX8550
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select SYS_SUPPORTS_LITTLE_ENDIAN
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config PNX8550_JBS
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bool "Support for Philips PNX8550 based JBS board"
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select PNX8550
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select SYS_SUPPORTS_LITTLE_ENDIAN
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config DDB5074
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bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)"
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depends on EXPERIMENTAL
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@ -827,6 +837,7 @@ config TOSHIBA_FPCIB0
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source "arch/mips/sgi-ip27/Kconfig"
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source "arch/mips/sibyte/Kconfig"
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source "arch/mips/philips/pnx8550/common/Kconfig"
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config RWSEM_GENERIC_SPINLOCK
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bool
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@ -954,6 +965,16 @@ config ITE_BOARD_GEN
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depends on MIPS_IVR || MIPS_ITE8172
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default y
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config PNX8550
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bool
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select SOC_PNX8550
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config SOC_PNX8550
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bool
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select SYS_SUPPORTS_32BIT_KERNEL
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select DMA_NONCOHERENT
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select HW_HAS_PCI
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config SWAP_IO_SPACE
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bool
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@ -228,6 +228,7 @@ cflags-$(CONFIG_CPU_RM9000) += \
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$(call set_gccflags,rm9000,mips4,r5000,mips4,mips2) \
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-Wa,--trap
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cflags-$(CONFIG_CPU_SB1) += \
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$(call set_gccflags,sb1,mips64,r5000,mips4,mips2) \
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-Wa,--trap
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@ -560,6 +561,19 @@ load-$(CONFIG_CASIO_E55) += 0xffffffff80004000
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#
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load-$(CONFIG_TANBAC_TB022X) += 0xffffffff80000000
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#
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# Common Philips PNX8550
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#
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core-$(CONFIG_SOC_PNX8550) += arch/mips/philips/pnx8550/common/
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cflags-$(CONFIG_SOC_PNX8550) += -Iinclude/asm-mips/mach-pnx8550
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#
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# Philips PNX8550 JBS board
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#
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libs-$(CONFIG_PNX8550_JBS) += arch/mips/philips/pnx8550/jbs/
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#cflags-$(CONFIG_PNX8550_JBS) += -Iinclude/asm-mips/mach-pnx8550
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load-$(CONFIG_PNX8550_JBS) += 0xffffffff80060000
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#
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# SGI IP22 (Indy/Indigo2)
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#
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@ -121,6 +121,7 @@ static inline void check_wait(void)
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case CPU_24K:
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case CPU_25KF:
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case CPU_34K:
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case CPU_PR4450:
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cpu_wait = r4k_wait;
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printk(" available.\n");
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break;
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@ -624,6 +625,21 @@ static inline void cpu_probe_sandcraft(struct cpuinfo_mips *c)
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}
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}
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static inline void cpu_probe_philips(struct cpuinfo_mips *c)
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{
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decode_configs(c);
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switch (c->processor_id & 0xff00) {
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case PRID_IMP_PR4450:
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c->cputype = CPU_PR4450;
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c->isa_level = MIPS_CPU_ISA_M32;
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break;
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default:
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panic("Unknown Philips Core!"); /* REVISIT: die? */
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break;
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}
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}
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__init void cpu_probe(void)
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{
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struct cpuinfo_mips *c = ¤t_cpu_data;
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@ -649,6 +665,9 @@ __init void cpu_probe(void)
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case PRID_COMP_SANDCRAFT:
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cpu_probe_sandcraft(c);
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break;
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case PRID_COMP_PHILIPS:
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cpu_probe_philips(c);
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break;
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default:
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c->cputype = CPU_UNKNOWN;
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}
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@ -80,7 +80,8 @@ static const char *cpu_name[] = {
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[CPU_VR4133] = "NEC VR4133",
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[CPU_VR4181] = "NEC VR4181",
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[CPU_VR4181A] = "NEC VR4181A",
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[CPU_SR71000] = "Sandcraft SR71000"
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[CPU_SR71000] = "Sandcraft SR71000",
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[CPU_PR4450] = "Philips PR4450",
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};
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@ -11,6 +11,7 @@
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/config.h>
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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@ -112,8 +113,10 @@ static void c0_timer_ack(void)
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{
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unsigned int count;
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#ifndef CONFIG_SOC_PNX8550 /* pnx8550 resets to zero */
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/* Ack this timer interrupt and set the next one. */
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expirelo += cycles_per_jiffy;
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#endif
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write_c0_compare(expirelo);
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/* Check to see if we have missed any timer interrupts. */
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@ -844,6 +844,7 @@ static __init void build_tlb_write_entry(u32 **p, struct label **l,
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case CPU_AU1500:
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case CPU_AU1550:
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case CPU_AU1200:
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case CPU_PR4450:
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i_nop(p);
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tlbw(p);
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break;
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@ -34,6 +34,7 @@ obj-$(CONFIG_MIPS_ITE8172) += fixup-ite8172g.o
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obj-$(CONFIG_MIPS_IVR) += fixup-ivr.o
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obj-$(CONFIG_SOC_AU1500) += fixup-au1000.o ops-au1000.o
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obj-$(CONFIG_SOC_AU1550) += fixup-au1000.o ops-au1000.o
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obj-$(CONFIG_SOC_PNX8550) += fixup-pnx8550.o ops-pnx8550.o
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obj-$(CONFIG_MIPS_MALTA) += fixup-malta.o
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obj-$(CONFIG_MOMENCO_JAGUAR_ATX)+= fixup-jaguar.o
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obj-$(CONFIG_MOMENCO_OCELOT) += fixup-ocelot.o pci-ocelot.o
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57
arch/mips/pci/fixup-pnx8550.c
Normal file
57
arch/mips/pci/fixup-pnx8550.c
Normal file
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@ -0,0 +1,57 @@
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/*
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* Philips PNX8550 pci fixups.
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*
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* Copyright 2005 Embedded Alley Solutions, Inc
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* source@embeddealley.com
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*/
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#include <linux/types.h>
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#include <linux/pci.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <asm/mach-pnx8550/pci.h>
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#include <asm/mach-pnx8550/int.h>
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#undef DEBUG
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#ifdef DEBUG
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#define DBG(x...) printk(x)
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#else
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#define DBG(x...)
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#endif
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extern char irq_tab_jbs[][5];
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void __init pcibios_fixup_resources(struct pci_dev *dev)
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{
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/* no need to fixup IO resources */
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}
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void __init pcibios_fixup(void)
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{
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/* nothing to do here */
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}
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int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
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{
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return irq_tab_jbs[slot][pin];
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}
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/* Do platform specific device initialization at pci_enable_device() time */
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int pcibios_plat_dev_init(struct pci_dev *dev)
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{
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return 0;
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}
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284
arch/mips/pci/ops-pnx8550.c
Normal file
284
arch/mips/pci/ops-pnx8550.c
Normal file
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@ -0,0 +1,284 @@
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/*
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*
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* BRIEF MODULE DESCRIPTION
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*
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* 2.6 port, Embedded Alley Solutions, Inc
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*
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* Based on:
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* Author: source@mvista.com
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*/
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#include <linux/types.h>
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#include <linux/pci.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/vmalloc.h>
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#include <linux/delay.h>
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#include <asm/mach-pnx8550/pci.h>
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#include <asm/mach-pnx8550/glb.h>
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#include <asm/debug.h>
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static inline void clear_status(void)
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{
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unsigned long pci_stat;
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pci_stat = inl(PCI_BASE | PCI_GPPM_STATUS);
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outl(pci_stat, PCI_BASE | PCI_GPPM_ICLR);
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}
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static inline unsigned int
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calc_cfg_addr(struct pci_bus *bus, unsigned int devfn, int where)
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{
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unsigned int addr;
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addr = ((bus->number > 0) ? (((bus->number & 0xff) << PCI_CFG_BUS_SHIFT) | 1) : 0);
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addr |= ((devfn & 0xff) << PCI_CFG_FUNC_SHIFT) | (where & 0xfc);
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return addr;
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}
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static int
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config_access(unsigned int pci_cmd, struct pci_bus *bus, unsigned int devfn, int where, unsigned int pci_mode, unsigned int *val)
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{
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unsigned int flags;
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unsigned long loops = 0;
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unsigned long ioaddr = calc_cfg_addr(bus, devfn, where);
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local_irq_save(flags);
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/*Clear pending interrupt status */
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if (inl(PCI_BASE | PCI_GPPM_STATUS)) {
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clear_status();
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while (!(inl(PCI_BASE | PCI_GPPM_STATUS) == 0)) ;
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}
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outl(ioaddr, PCI_BASE | PCI_GPPM_ADDR);
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if ((pci_cmd == PCI_CMD_IOW) || (pci_cmd == PCI_CMD_CONFIG_WRITE))
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outl(*val, PCI_BASE | PCI_GPPM_WDAT);
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outl(INIT_PCI_CYCLE | pci_cmd | (pci_mode & PCI_BYTE_ENABLE_MASK),
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PCI_BASE | PCI_GPPM_CTRL);
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loops =
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((loops_per_jiffy *
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PCI_IO_JIFFIES_TIMEOUT) >> (PCI_IO_JIFFIES_SHIFT));
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while (1) {
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if (inl(PCI_BASE | PCI_GPPM_STATUS) & GPPM_DONE) {
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if ((pci_cmd == PCI_CMD_IOR) ||
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(pci_cmd == PCI_CMD_CONFIG_READ))
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*val = inl(PCI_BASE | PCI_GPPM_RDAT);
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clear_status();
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local_irq_restore(flags);
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return PCIBIOS_SUCCESSFUL;
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} else if (inl(PCI_BASE | PCI_GPPM_STATUS) & GPPM_R_MABORT) {
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break;
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}
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loops--;
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if (loops == 0) {
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printk("%s : Arbiter Locked.\n", __FUNCTION__);
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}
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}
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clear_status();
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if ((pci_cmd == PCI_CMD_IOR) || (pci_cmd == PCI_CMD_IOW)) {
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printk("%s timeout (GPPM_CTRL=%X) ioaddr %lX pci_cmd %X\n",
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__FUNCTION__, inl(PCI_BASE | PCI_GPPM_CTRL), ioaddr,
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pci_cmd);
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}
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if ((pci_cmd == PCI_CMD_IOR) || (pci_cmd == PCI_CMD_CONFIG_READ))
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*val = 0xffffffff;
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local_irq_restore(flags);
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return PCIBIOS_DEVICE_NOT_FOUND;
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}
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/*
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* We can't address 8 and 16 bit words directly. Instead we have to
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* read/write a 32bit word and mask/modify the data we actually want.
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*/
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static int
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read_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 * val)
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{
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unsigned int data = 0;
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int err;
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if (bus == 0)
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return -1;
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err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data);
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switch (where & 0x03) {
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case 0:
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*val = (unsigned char)(data & 0x000000ff);
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break;
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case 1:
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*val = (unsigned char)((data & 0x0000ff00) >> 8);
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break;
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case 2:
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*val = (unsigned char)((data & 0x00ff0000) >> 16);
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break;
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case 3:
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*val = (unsigned char)((data & 0xff000000) >> 24);
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break;
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}
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return err;
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}
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static int
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read_config_word(struct pci_bus *bus, unsigned int devfn, int where, u16 * val)
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{
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unsigned int data = 0;
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int err;
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if (bus == 0)
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return -1;
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if (where & 0x01)
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return PCIBIOS_BAD_REGISTER_NUMBER;
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err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(3 << (where & 3)), &data);
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switch (where & 0x02) {
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case 0:
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*val = (unsigned short)(data & 0x0000ffff);
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break;
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case 2:
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*val = (unsigned short)((data & 0xffff0000) >> 16);
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break;
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}
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return err;
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}
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static int
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read_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 * val)
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{
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int err;
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if (bus == 0)
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return -1;
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if (where & 0x03)
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return PCIBIOS_BAD_REGISTER_NUMBER;
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err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, 0, val);
|
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return err;
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}
|
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|
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static int
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write_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 val)
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{
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unsigned int data = (unsigned int)val;
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int err;
|
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|
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if (bus == 0)
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return -1;
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switch (where & 0x03) {
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case 1:
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data = (data << 8);
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break;
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case 2:
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data = (data << 16);
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break;
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case 3:
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data = (data << 24);
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break;
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default:
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break;
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}
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err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data);
|
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return err;
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}
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static int
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write_config_word(struct pci_bus *bus, unsigned int devfn, int where, u16 val)
|
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{
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unsigned int data = (unsigned int)val;
|
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int err;
|
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|
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if (bus == 0)
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return -1;
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if (where & 0x01)
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return PCIBIOS_BAD_REGISTER_NUMBER;
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switch (where & 0x02) {
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case 2:
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data = (data << 16);
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break;
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default:
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break;
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}
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err = config_access(PCI_CMD_CONFIG_WRITE, bus, devfn, where, ~(3 << (where & 3)), &data);
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return err;
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}
|
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static int
|
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write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 val)
|
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{
|
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int err;
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if (bus == 0)
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return -1;
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if (where & 0x03)
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return PCIBIOS_BAD_REGISTER_NUMBER;
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err = config_access(PCI_CMD_CONFIG_WRITE, bus, devfn, where, 0, &val);
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
static int config_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 * val)
|
||||
{
|
||||
switch (size) {
|
||||
case 1: {
|
||||
u8 _val;
|
||||
int rc = read_config_byte(bus, devfn, where, &_val);
|
||||
*val = _val;
|
||||
return rc;
|
||||
}
|
||||
case 2: {
|
||||
u16 _val;
|
||||
int rc = read_config_word(bus, devfn, where, &_val);
|
||||
*val = _val;
|
||||
return rc;
|
||||
}
|
||||
default:
|
||||
return read_config_dword(bus, devfn, where, val);
|
||||
}
|
||||
}
|
||||
|
||||
static int config_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val)
|
||||
{
|
||||
switch (size) {
|
||||
case 1:
|
||||
return write_config_byte(bus, devfn, where, (u8) val);
|
||||
case 2:
|
||||
return write_config_word(bus, devfn, where, (u16) val);
|
||||
default:
|
||||
return write_config_dword(bus, devfn, where, val);
|
||||
}
|
||||
}
|
||||
|
||||
struct pci_ops pnx8550_pci_ops = {
|
||||
config_read,
|
||||
config_write
|
||||
};
|
||||
1
arch/mips/philips/pnx8550/common/Kconfig
Normal file
1
arch/mips/philips/pnx8550/common/Kconfig
Normal file
|
|
@ -0,0 +1 @@
|
|||
# Place holder
|
||||
27
arch/mips/philips/pnx8550/common/Makefile
Normal file
27
arch/mips/philips/pnx8550/common/Makefile
Normal file
|
|
@ -0,0 +1,27 @@
|
|||
#
|
||||
# Per Hallsmark, per.hallsmark@mvista.com
|
||||
#
|
||||
# ########################################################################
|
||||
#
|
||||
# This program is free software; you can distribute it and/or modify it
|
||||
# under the terms of the GNU General Public License (Version 2) as
|
||||
# published by the Free Software Foundation.
|
||||
#
|
||||
# This program is distributed in the hope it will be useful, but WITHOUT
|
||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
# for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License along
|
||||
# with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
#
|
||||
# #######################################################################
|
||||
#
|
||||
# Makefile for the PNX8550 specific kernel interface routines
|
||||
# under Linux.
|
||||
#
|
||||
|
||||
obj-y := setup.o prom.o mipsIRQ.o int.o reset.o time.o proc.o platform.o
|
||||
obj-$(CONFIG_PCI) += pci.o
|
||||
obj-$(CONFIG_KGDB) += gdb_hook.o
|
||||
109
arch/mips/philips/pnx8550/common/gdb_hook.c
Normal file
109
arch/mips/philips/pnx8550/common/gdb_hook.c
Normal file
|
|
@ -0,0 +1,109 @@
|
|||
/*
|
||||
* Carsten Langgaard, carstenl@mips.com
|
||||
* Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
|
||||
*
|
||||
* ########################################################################
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*
|
||||
* ########################################################################
|
||||
*
|
||||
* This is the interface to the remote debugger stub.
|
||||
*
|
||||
*/
|
||||
#include <linux/types.h>
|
||||
#include <linux/serial.h>
|
||||
#include <linux/serialP.h>
|
||||
#include <linux/serial_reg.h>
|
||||
#include <linux/serial_ip3106.h>
|
||||
|
||||
#include <asm/serial.h>
|
||||
#include <asm/io.h>
|
||||
|
||||
#include <uart.h>
|
||||
|
||||
static struct serial_state rs_table[IP3106_NR_PORTS] = {
|
||||
};
|
||||
static struct async_struct kdb_port_info = {0};
|
||||
|
||||
void rs_kgdb_hook(int tty_no)
|
||||
{
|
||||
struct serial_state *ser = &rs_table[tty_no];
|
||||
|
||||
kdb_port_info.state = ser;
|
||||
kdb_port_info.magic = SERIAL_MAGIC;
|
||||
kdb_port_info.port = tty_no;
|
||||
kdb_port_info.flags = ser->flags;
|
||||
|
||||
/*
|
||||
* Clear all interrupts
|
||||
*/
|
||||
/* Clear all the transmitter FIFO counters (pointer and status) */
|
||||
ip3106_lcr(UART_BASE, tty_no) |= IP3106_UART_LCR_TX_RST;
|
||||
/* Clear all the receiver FIFO counters (pointer and status) */
|
||||
ip3106_lcr(UART_BASE, tty_no) |= IP3106_UART_LCR_RX_RST;
|
||||
/* Clear all interrupts */
|
||||
ip3106_iclr(UART_BASE, tty_no) = IP3106_UART_INT_ALLRX |
|
||||
IP3106_UART_INT_ALLTX;
|
||||
|
||||
/*
|
||||
* Now, initialize the UART
|
||||
*/
|
||||
ip3106_lcr(UART_BASE, tty_no) = IP3106_UART_LCR_8BIT;
|
||||
ip3106_baud(UART_BASE, tty_no) = 5; // 38400 Baud
|
||||
}
|
||||
|
||||
int putDebugChar(char c)
|
||||
{
|
||||
/* Wait until FIFO not full */
|
||||
while (((ip3106_fifo(UART_BASE, kdb_port_info.port) & IP3106_UART_FIFO_TXFIFO) >> 16) >= 16)
|
||||
;
|
||||
/* Send one char */
|
||||
ip3106_fifo(UART_BASE, kdb_port_info.port) = c;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
char getDebugChar(void)
|
||||
{
|
||||
char ch;
|
||||
|
||||
/* Wait until there is a char in the FIFO */
|
||||
while (!((ip3106_fifo(UART_BASE, kdb_port_info.port) &
|
||||
IP3106_UART_FIFO_RXFIFO) >> 8))
|
||||
;
|
||||
/* Read one char */
|
||||
ch = ip3106_fifo(UART_BASE, kdb_port_info.port) &
|
||||
IP3106_UART_FIFO_RBRTHR;
|
||||
/* Advance the RX FIFO read pointer */
|
||||
ip3106_lcr(UART_BASE, kdb_port_info.port) |= IP3106_UART_LCR_RX_NEXT;
|
||||
return (ch);
|
||||
}
|
||||
|
||||
void rs_disable_debug_interrupts(void)
|
||||
{
|
||||
ip3106_ien(UART_BASE, kdb_port_info.port) = 0; /* Disable all interrupts */
|
||||
}
|
||||
|
||||
void rs_enable_debug_interrupts(void)
|
||||
{
|
||||
/* Clear all the transmitter FIFO counters (pointer and status) */
|
||||
ip3106_lcr(UART_BASE, kdb_port_info.port) |= IP3106_UART_LCR_TX_RST;
|
||||
/* Clear all the receiver FIFO counters (pointer and status) */
|
||||
ip3106_lcr(UART_BASE, kdb_port_info.port) |= IP3106_UART_LCR_RX_RST;
|
||||
/* Clear all interrupts */
|
||||
ip3106_iclr(UART_BASE, kdb_port_info.port) = IP3106_UART_INT_ALLRX |
|
||||
IP3106_UART_INT_ALLTX;
|
||||
ip3106_ien(UART_BASE, kdb_port_info.port) = IP3106_UART_INT_ALLRX; /* Enable RX interrupts */
|
||||
}
|
||||
293
arch/mips/philips/pnx8550/common/int.c
Normal file
293
arch/mips/philips/pnx8550/common/int.c
Normal file
|
|
@ -0,0 +1,293 @@
|
|||
/*
|
||||
*
|
||||
* Copyright (C) 2005 Embedded Alley Solutions, Inc
|
||||
* Ported to 2.6.
|
||||
*
|
||||
* Per Hallsmark, per.hallsmark@mvista.com
|
||||
* Copyright (C) 2000, 2001 MIPS Technologies, Inc.
|
||||
* Copyright (C) 2001 Ralf Baechle
|
||||
*
|
||||
* Cleaned up and bug fixing: Pete Popov, ppopov@embeddedalley.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*
|
||||
*/
|
||||
#include <linux/config.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/irq.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/kernel_stat.h>
|
||||
#include <linux/random.h>
|
||||
#include <linux/module.h>
|
||||
|
||||
#include <asm/io.h>
|
||||
#include <asm/gdb-stub.h>
|
||||
#include <int.h>
|
||||
#include <uart.h>
|
||||
|
||||
extern asmlinkage void cp0_irqdispatch(void);
|
||||
|
||||
static DEFINE_SPINLOCK(irq_lock);
|
||||
|
||||
/* default prio for interrupts */
|
||||
/* first one is a no-no so therefore always prio 0 (disabled) */
|
||||
static char gic_prio[PNX8550_INT_GIC_TOTINT] = {
|
||||
0, 1, 1, 1, 1, 15, 1, 1, 1, 1, // 0 - 9
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 10 - 19
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 20 - 29
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 30 - 39
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 40 - 49
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 2, 1, // 50 - 59
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 60 - 69
|
||||
1 // 70
|
||||
};
|
||||
|
||||
void hw0_irqdispatch(int irq, struct pt_regs *regs)
|
||||
{
|
||||
/* find out which interrupt */
|
||||
irq = PNX8550_GIC_VECTOR_0 >> 3;
|
||||
|
||||
if (irq == 0) {
|
||||
printk("hw0_irqdispatch: irq 0, spurious interrupt?\n");
|
||||
return;
|
||||
}
|
||||
do_IRQ(PNX8550_INT_GIC_MIN + irq, regs);
|
||||
}
|
||||
|
||||
|
||||
void timer_irqdispatch(int irq, struct pt_regs *regs)
|
||||
{
|
||||
irq = (0x01c0 & read_c0_config7()) >> 6;
|
||||
|
||||
if (irq == 0) {
|
||||
printk("timer_irqdispatch: irq 0, spurious interrupt?\n");
|
||||
return;
|
||||
}
|
||||
|
||||
if (irq & 0x1) {
|
||||
do_IRQ(PNX8550_INT_TIMER1, regs);
|
||||
}
|
||||
if (irq & 0x2) {
|
||||
do_IRQ(PNX8550_INT_TIMER2, regs);
|
||||
}
|
||||
if (irq & 0x4) {
|
||||
do_IRQ(PNX8550_INT_TIMER3, regs);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void modify_cp0_intmask(unsigned clr_mask, unsigned set_mask)
|
||||
{
|
||||
unsigned long status = read_c0_status();
|
||||
|
||||
status &= ~((clr_mask & 0xFF) << 8);
|
||||
status |= (set_mask & 0xFF) << 8;
|
||||
|
||||
write_c0_status(status);
|
||||
}
|
||||
|
||||
static inline void mask_gic_int(unsigned int irq_nr)
|
||||
{
|
||||
/* interrupt disabled, bit 26(WE_ENABLE)=1 and bit 16(enable)=0 */
|
||||
PNX8550_GIC_REQ(irq_nr) = 1<<28; /* set priority to 0 */
|
||||
}
|
||||
|
||||
static inline void unmask_gic_int(unsigned int irq_nr)
|
||||
{
|
||||
/* set prio mask to lower four bits and enable interrupt */
|
||||
PNX8550_GIC_REQ(irq_nr) = (1<<26 | 1<<16) | (1<<28) | gic_prio[irq_nr];
|
||||
}
|
||||
|
||||
static inline void mask_irq(unsigned int irq_nr)
|
||||
{
|
||||
if ((PNX8550_INT_CP0_MIN <= irq_nr) && (irq_nr <= PNX8550_INT_CP0_MAX)) {
|
||||
modify_cp0_intmask(1 << irq_nr, 0);
|
||||
} else if ((PNX8550_INT_GIC_MIN <= irq_nr) &&
|
||||
(irq_nr <= PNX8550_INT_GIC_MAX)) {
|
||||
mask_gic_int(irq_nr - PNX8550_INT_GIC_MIN);
|
||||
} else if ((PNX8550_INT_TIMER_MIN <= irq_nr) &&
|
||||
(irq_nr <= PNX8550_INT_TIMER_MAX)) {
|
||||
modify_cp0_intmask(1 << 7, 0);
|
||||
} else {
|
||||
printk("mask_irq: irq %d doesn't exist!\n", irq_nr);
|
||||
}
|
||||
}
|
||||
|
||||
static inline void unmask_irq(unsigned int irq_nr)
|
||||
{
|
||||
if ((PNX8550_INT_CP0_MIN <= irq_nr) && (irq_nr <= PNX8550_INT_CP0_MAX)) {
|
||||
modify_cp0_intmask(0, 1 << irq_nr);
|
||||
} else if ((PNX8550_INT_GIC_MIN <= irq_nr) &&
|
||||
(irq_nr <= PNX8550_INT_GIC_MAX)) {
|
||||
unmask_gic_int(irq_nr - PNX8550_INT_GIC_MIN);
|
||||
} else if ((PNX8550_INT_TIMER_MIN <= irq_nr) &&
|
||||
(irq_nr <= PNX8550_INT_TIMER_MAX)) {
|
||||
modify_cp0_intmask(0, 1 << 7);
|
||||
} else {
|
||||
printk("mask_irq: irq %d doesn't exist!\n", irq_nr);
|
||||
}
|
||||
}
|
||||
|
||||
#define pnx8550_disable pnx8550_ack
|
||||
static void pnx8550_ack(unsigned int irq)
|
||||
{
|
||||
unsigned long flags;
|
||||
|
||||
spin_lock_irqsave(&irq_lock, flags);
|
||||
mask_irq(irq);
|
||||
spin_unlock_irqrestore(&irq_lock, flags);
|
||||
}
|
||||
|
||||
#define pnx8550_enable pnx8550_unmask
|
||||
static void pnx8550_unmask(unsigned int irq)
|
||||
{
|
||||
unsigned long flags;
|
||||
|
||||
spin_lock_irqsave(&irq_lock, flags);
|
||||
unmask_irq(irq);
|
||||
spin_unlock_irqrestore(&irq_lock, flags);
|
||||
}
|
||||
|
||||
static unsigned int startup_irq(unsigned int irq_nr)
|
||||
{
|
||||
pnx8550_unmask(irq_nr);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void shutdown_irq(unsigned int irq_nr)
|
||||
{
|
||||
pnx8550_ack(irq_nr);
|
||||
return;
|
||||
}
|
||||
|
||||
int pnx8550_set_gic_priority(int irq, int priority)
|
||||
{
|
||||
int gic_irq = irq-PNX8550_INT_GIC_MIN;
|
||||
int prev_priority = PNX8550_GIC_REQ(gic_irq) & 0xf;
|
||||
|
||||
gic_prio[gic_irq] = priority;
|
||||
PNX8550_GIC_REQ(gic_irq) |= (0x10000000 | gic_prio[gic_irq]);
|
||||
|
||||
return prev_priority;
|
||||
}
|
||||
|
||||
static inline void mask_and_ack_level_irq(unsigned int irq)
|
||||
{
|
||||
pnx8550_disable(irq);
|
||||
return;
|
||||
}
|
||||
|
||||
static void end_irq(unsigned int irq)
|
||||
{
|
||||
if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) {
|
||||
pnx8550_enable(irq);
|
||||
}
|
||||
}
|
||||
|
||||
static struct hw_interrupt_type level_irq_type = {
|
||||
.typename = "PNX Level IRQ",
|
||||
.startup = startup_irq,
|
||||
.shutdown = shutdown_irq,
|
||||
.enable = pnx8550_enable,
|
||||
.disable = pnx8550_disable,
|
||||
.ack = mask_and_ack_level_irq,
|
||||
.end = end_irq,
|
||||
};
|
||||
|
||||
static struct irqaction gic_action = {
|
||||
.handler = no_action,
|
||||
.flags = SA_INTERRUPT,
|
||||
.name = "GIC",
|
||||
};
|
||||
|
||||
static struct irqaction timer_action = {
|
||||
.handler = no_action,
|
||||
.flags = SA_INTERRUPT,
|
||||
.name = "Timer",
|
||||
};
|
||||
|
||||
void __init arch_init_irq(void)
|
||||
{
|
||||
int i;
|
||||
int configPR;
|
||||
|
||||
/* init of cp0 interrupts */
|
||||
set_except_vector(0, cp0_irqdispatch);
|
||||
|
||||
for (i = 0; i < PNX8550_INT_CP0_TOTINT; i++) {
|
||||
irq_desc[i].handler = &level_irq_type;
|
||||
pnx8550_ack(i); /* mask the irq just in case */
|
||||
}
|
||||
|
||||
/* init of GIC/IPC interrupts */
|
||||
/* should be done before cp0 since cp0 init enables the GIC int */
|
||||
for (i = PNX8550_INT_GIC_MIN; i <= PNX8550_INT_GIC_MAX; i++) {
|
||||
int gic_int_line = i - PNX8550_INT_GIC_MIN;
|
||||
if (gic_int_line == 0 )
|
||||
continue; // don't fiddle with int 0
|
||||
/*
|
||||
* enable change of TARGET, ENABLE and ACTIVE_LOW bits
|
||||
* set TARGET 0 to route through hw0 interrupt
|
||||
* set ACTIVE_LOW 0 active high (correct?)
|
||||
*
|
||||
* We really should setup an interrupt description table
|
||||
* to do this nicely.
|
||||
* Note, PCI INTA is active low on the bus, but inverted
|
||||
* in the GIC, so to us it's active high.
|
||||
*/
|
||||
#ifdef CONFIG_PNX8550_V2PCI
|
||||
if (gic_int_line == (PNX8550_INT_GPIO0 - PNX8550_INT_GIC_MIN)) {
|
||||
/* PCI INT through gpio 8, which is setup in
|
||||
* pnx8550_setup.c and routed to GPIO
|
||||
* Interrupt Level 0 (GPIO Connection 58).
|
||||
* Set it active low. */
|
||||
|
||||
PNX8550_GIC_REQ(gic_int_line) = 0x1E020000;
|
||||
} else
|
||||
#endif
|
||||
{
|
||||
PNX8550_GIC_REQ(i - PNX8550_INT_GIC_MIN) = 0x1E000000;
|
||||
}
|
||||
|
||||
/* mask/priority is still 0 so we will not get any
|
||||
* interrupts until it is unmasked */
|
||||
|
||||
irq_desc[i].handler = &level_irq_type;
|
||||
}
|
||||
|
||||
/* Priority level 0 */
|
||||
PNX8550_GIC_PRIMASK_0 = PNX8550_GIC_PRIMASK_1 = 0;
|
||||
|
||||
/* Set int vector table address */
|
||||
PNX8550_GIC_VECTOR_0 = PNX8550_GIC_VECTOR_1 = 0;
|
||||
|
||||
irq_desc[MIPS_CPU_GIC_IRQ].handler = &level_irq_type;
|
||||
setup_irq(MIPS_CPU_GIC_IRQ, &gic_action);
|
||||
|
||||
/* init of Timer interrupts */
|
||||
for (i = PNX8550_INT_TIMER_MIN; i <= PNX8550_INT_TIMER_MAX; i++) {
|
||||
irq_desc[i].handler = &level_irq_type;
|
||||
}
|
||||
|
||||
/* Stop Timer 1-3 */
|
||||
configPR = read_c0_config7();
|
||||
configPR |= 0x00000038;
|
||||
write_c0_config7(configPR);
|
||||
|
||||
irq_desc[MIPS_CPU_TIMER_IRQ].handler = &level_irq_type;
|
||||
setup_irq(MIPS_CPU_TIMER_IRQ, &timer_action);
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL(pnx8550_set_gic_priority);
|
||||
76
arch/mips/philips/pnx8550/common/mipsIRQ.S
Normal file
76
arch/mips/philips/pnx8550/common/mipsIRQ.S
Normal file
|
|
@ -0,0 +1,76 @@
|
|||
/*
|
||||
* Copyright (c) 2002 Philips, Inc. All rights.
|
||||
* Copyright (c) 2002 Red Hat, Inc. All rights.
|
||||
*
|
||||
* This software may be freely redistributed under the terms of the
|
||||
* GNU General Public License.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*
|
||||
* Based upon arch/mips/galileo-boards/ev64240/int-handler.S
|
||||
*
|
||||
*/
|
||||
#include <asm/asm.h>
|
||||
#include <asm/mipsregs.h>
|
||||
#include <asm/addrspace.h>
|
||||
#include <asm/regdef.h>
|
||||
#include <asm/stackframe.h>
|
||||
|
||||
/*
|
||||
* cp0_irqdispatch
|
||||
*
|
||||
* Code to handle in-core interrupt exception.
|
||||
*/
|
||||
|
||||
.align 5
|
||||
.set reorder
|
||||
.set noat
|
||||
NESTED(cp0_irqdispatch, PT_SIZE, sp)
|
||||
SAVE_ALL
|
||||
CLI
|
||||
.set at
|
||||
mfc0 t0,CP0_CAUSE
|
||||
mfc0 t2,CP0_STATUS
|
||||
|
||||
and t0,t2
|
||||
|
||||
andi t1,t0,STATUSF_IP2 /* int0 hardware line */
|
||||
bnez t1,ll_hw0_irq
|
||||
nop
|
||||
|
||||
andi t1,t0,STATUSF_IP7 /* int5 hardware line */
|
||||
bnez t1,ll_timer_irq
|
||||
nop
|
||||
|
||||
/* wrong alarm or masked ... */
|
||||
|
||||
j spurious_interrupt
|
||||
nop
|
||||
END(cp0_irqdispatch)
|
||||
|
||||
.align 5
|
||||
.set reorder
|
||||
ll_hw0_irq:
|
||||
li a0,2
|
||||
move a1,sp
|
||||
jal hw0_irqdispatch
|
||||
nop
|
||||
j ret_from_irq
|
||||
nop
|
||||
|
||||
.align 5
|
||||
.set reorder
|
||||
ll_timer_irq:
|
||||
mfc0 t3,CP0_CONFIG,7
|
||||
andi t4,t3,0x01c0
|
||||
beqz t4,ll_timer_out
|
||||
nop
|
||||
li a0,7
|
||||
move a1,sp
|
||||
jal timer_irqdispatch
|
||||
nop
|
||||
|
||||
ll_timer_out: j ret_from_irq
|
||||
nop
|
||||
133
arch/mips/philips/pnx8550/common/pci.c
Normal file
133
arch/mips/philips/pnx8550/common/pci.c
Normal file
|
|
@ -0,0 +1,133 @@
|
|||
/*
|
||||
*
|
||||
* BRIEF MODULE DESCRIPTION
|
||||
*
|
||||
* Author: source@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
#include <linux/types.h>
|
||||
#include <linux/pci.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
|
||||
#include <pci.h>
|
||||
#include <glb.h>
|
||||
#include <nand.h>
|
||||
|
||||
static struct resource pci_io_resource = {
|
||||
"pci IO space",
|
||||
(u32)(PNX8550_PCIIO + 0x1000), /* reserve regacy I/O space */
|
||||
(u32)(PNX8550_PCIIO + PNX8550_PCIIO_SIZE),
|
||||
IORESOURCE_IO
|
||||
};
|
||||
|
||||
static struct resource pci_mem_resource = {
|
||||
"pci memory space",
|
||||
(u32)(PNX8550_PCIMEM),
|
||||
(u32)(PNX8550_PCIMEM + PNX8550_PCIMEM_SIZE - 1),
|
||||
IORESOURCE_MEM
|
||||
};
|
||||
|
||||
extern struct pci_ops pnx8550_pci_ops;
|
||||
|
||||
static struct pci_controller pnx8550_controller = {
|
||||
.pci_ops = &pnx8550_pci_ops,
|
||||
.io_resource = &pci_io_resource,
|
||||
.mem_resource = &pci_mem_resource,
|
||||
};
|
||||
|
||||
/* Return the total size of DRAM-memory, (RANK0 + RANK1) */
|
||||
static inline unsigned long get_system_mem_size(void)
|
||||
{
|
||||
/* Read IP2031_RANK0_ADDR_LO */
|
||||
unsigned long dram_r0_lo = inl(PCI_BASE | 0x65010);
|
||||
/* Read IP2031_RANK1_ADDR_HI */
|
||||
unsigned long dram_r1_hi = inl(PCI_BASE | 0x65018);
|
||||
|
||||
return dram_r1_hi - dram_r0_lo + 1;
|
||||
}
|
||||
|
||||
static int __init pnx8550_pci_setup(void)
|
||||
{
|
||||
int pci_mem_code;
|
||||
int mem_size = get_system_mem_size() >> 20;
|
||||
|
||||
/* Clear the Global 2 Register, PCI Inta Output Enable Registers
|
||||
Bit 1:Enable DAC Powerdown
|
||||
-> 0:DACs are enabled and are working normally
|
||||
1:DACs are powerdown
|
||||
Bit 0:Enable of PCI inta output
|
||||
-> 0 = Disable PCI inta output
|
||||
1 = Enable PCI inta output
|
||||
*/
|
||||
PNX8550_GLB2_ENAB_INTA_O = 0;
|
||||
|
||||
/* Calc the PCI mem size code */
|
||||
if (mem_size >= 128)
|
||||
pci_mem_code = SIZE_128M;
|
||||
else if (mem_size >= 64)
|
||||
pci_mem_code = SIZE_64M;
|
||||
else if (mem_size >= 32)
|
||||
pci_mem_code = SIZE_32M;
|
||||
else
|
||||
pci_mem_code = SIZE_16M;
|
||||
|
||||
/* Set PCI_XIO registers */
|
||||
outl(pci_mem_resource.start, PCI_BASE | PCI_BASE1_LO);
|
||||
outl(pci_mem_resource.end + 1, PCI_BASE | PCI_BASE1_HI);
|
||||
outl(pci_io_resource.start, PCI_BASE | PCI_BASE2_LO);
|
||||
outl(pci_io_resource.end, PCI_BASE | PCI_BASE2_HI);
|
||||
|
||||
/* Send memory transaction via PCI_BASE2 */
|
||||
outl(0x00000001, PCI_BASE | PCI_IO);
|
||||
|
||||
/* Unlock the setup register */
|
||||
outl(0xca, PCI_BASE | PCI_UNLOCKREG);
|
||||
|
||||
/*
|
||||
* BAR0 of PNX8550 (pci base 10) must be zero in order for ide
|
||||
* to work, and in order for bus_to_baddr to work without any
|
||||
* hacks.
|
||||
*/
|
||||
outl(0x00000000, PCI_BASE | PCI_BASE10);
|
||||
|
||||
/*
|
||||
*These two bars are set by default or the boot code.
|
||||
* However, it's safer to set them here so we're not boot
|
||||
* code dependent.
|
||||
*/
|
||||
outl(0x1be00000, PCI_BASE | PCI_BASE14); /* PNX MMIO */
|
||||
outl(PNX8550_NAND_BASE_ADDR, PCI_BASE | PCI_BASE18); /* XIO */
|
||||
|
||||
outl(PCI_EN_TA |
|
||||
PCI_EN_PCI2MMI |
|
||||
PCI_EN_XIO |
|
||||
PCI_SETUP_BASE18_SIZE(SIZE_32M) |
|
||||
PCI_SETUP_BASE18_EN |
|
||||
PCI_SETUP_BASE14_EN |
|
||||
PCI_SETUP_BASE10_PREF |
|
||||
PCI_SETUP_BASE10_SIZE(pci_mem_code) |
|
||||
PCI_SETUP_CFGMANAGE_EN |
|
||||
PCI_SETUP_PCIARB_EN,
|
||||
PCI_BASE |
|
||||
PCI_SETUP); /* PCI_SETUP */
|
||||
outl(0x00000000, PCI_BASE | PCI_CTRL); /* PCI_CONTROL */
|
||||
|
||||
register_pci_controller(&pnx8550_controller);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
arch_initcall(pnx8550_pci_setup);
|
||||
135
arch/mips/philips/pnx8550/common/platform.c
Normal file
135
arch/mips/philips/pnx8550/common/platform.c
Normal file
|
|
@ -0,0 +1,135 @@
|
|||
/*
|
||||
* Platform device support for Philips PNX8550 SoCs
|
||||
*
|
||||
* Copyright 2005, Embedded Alley Solutions, Inc
|
||||
*
|
||||
* Based on arch/mips/au1000/common/platform.c
|
||||
* Platform device support for Au1x00 SoCs.
|
||||
*
|
||||
* Copyright 2004, Matt Porter <mporter@kernel.crashing.org>
|
||||
*
|
||||
* This file is licensed under the terms of the GNU General Public
|
||||
* License version 2. This program is licensed "as is" without any
|
||||
* warranty of any kind, whether express or implied.
|
||||
*/
|
||||
#include <linux/device.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/resource.h>
|
||||
#include <linux/serial.h>
|
||||
#include <linux/serial_ip3106.h>
|
||||
|
||||
#include <int.h>
|
||||
#include <usb.h>
|
||||
#include <uart.h>
|
||||
|
||||
extern struct uart_ops ip3106_pops;
|
||||
|
||||
static struct resource pnx8550_usb_ohci_resources[] = {
|
||||
[0] = {
|
||||
.start = PNX8550_USB_OHCI_OP_BASE,
|
||||
.end = PNX8550_USB_OHCI_OP_BASE +
|
||||
PNX8550_USB_OHCI_OP_LEN,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[1] = {
|
||||
.start = PNX8550_INT_USB,
|
||||
.end = PNX8550_INT_USB,
|
||||
.flags = IORESOURCE_IRQ,
|
||||
},
|
||||
};
|
||||
|
||||
static struct resource pnx8550_uart_resources[] = {
|
||||
[0] = {
|
||||
.start = PNX8550_UART_PORT0,
|
||||
.end = PNX8550_UART_PORT0 + 0xfff,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[1] = {
|
||||
.start = PNX8550_UART_INT(0),
|
||||
.end = PNX8550_UART_INT(0),
|
||||
.flags = IORESOURCE_IRQ,
|
||||
},
|
||||
[2] = {
|
||||
.start = PNX8550_UART_PORT1,
|
||||
.end = PNX8550_UART_PORT1 + 0xfff,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[3] = {
|
||||
.start = PNX8550_UART_INT(1),
|
||||
.end = PNX8550_UART_INT(1),
|
||||
.flags = IORESOURCE_IRQ,
|
||||
},
|
||||
};
|
||||
|
||||
struct ip3106_port ip3106_ports[] = {
|
||||
[0] = {
|
||||
.port = {
|
||||
.type = PORT_IP3106,
|
||||
.iotype = SERIAL_IO_MEM,
|
||||
.membase = (void __iomem *)PNX8550_UART_PORT0,
|
||||
.mapbase = PNX8550_UART_PORT0,
|
||||
.irq = PNX8550_UART_INT(0),
|
||||
.uartclk = 3692300,
|
||||
.fifosize = 16,
|
||||
.ops = &ip3106_pops,
|
||||
.flags = ASYNC_BOOT_AUTOCONF,
|
||||
.line = 0,
|
||||
},
|
||||
},
|
||||
[1] = {
|
||||
.port = {
|
||||
.type = PORT_IP3106,
|
||||
.iotype = SERIAL_IO_MEM,
|
||||
.membase = (void __iomem *)PNX8550_UART_PORT1,
|
||||
.mapbase = PNX8550_UART_PORT1,
|
||||
.irq = PNX8550_UART_INT(1),
|
||||
.uartclk = 3692300,
|
||||
.fifosize = 16,
|
||||
.ops = &ip3106_pops,
|
||||
.flags = ASYNC_BOOT_AUTOCONF,
|
||||
.line = 1,
|
||||
},
|
||||
},
|
||||
};
|
||||
|
||||
/* The dmamask must be set for OHCI to work */
|
||||
static u64 ohci_dmamask = ~(u32)0;
|
||||
|
||||
static u64 uart_dmamask = ~(u32)0;
|
||||
|
||||
static struct platform_device pnx8550_usb_ohci_device = {
|
||||
.name = "pnx8550-ohci",
|
||||
.id = -1,
|
||||
.dev = {
|
||||
.dma_mask = &ohci_dmamask,
|
||||
.coherent_dma_mask = 0xffffffff,
|
||||
},
|
||||
.num_resources = ARRAY_SIZE(pnx8550_usb_ohci_resources),
|
||||
.resource = pnx8550_usb_ohci_resources,
|
||||
};
|
||||
|
||||
static struct platform_device pnx8550_uart_device = {
|
||||
.name = "ip3106-uart",
|
||||
.id = -1,
|
||||
.dev = {
|
||||
.dma_mask = &uart_dmamask,
|
||||
.coherent_dma_mask = 0xffffffff,
|
||||
.platform_data = ip3106_ports,
|
||||
},
|
||||
.num_resources = ARRAY_SIZE(pnx8550_uart_resources),
|
||||
.resource = pnx8550_uart_resources,
|
||||
};
|
||||
|
||||
static struct platform_device *pnx8550_platform_devices[] __initdata = {
|
||||
&pnx8550_usb_ohci_device,
|
||||
&pnx8550_uart_device,
|
||||
};
|
||||
|
||||
int pnx8550_platform_init(void)
|
||||
{
|
||||
return platform_add_devices(pnx8550_platform_devices,
|
||||
ARRAY_SIZE(pnx8550_platform_devices));
|
||||
}
|
||||
|
||||
arch_initcall(pnx8550_platform_init);
|
||||
113
arch/mips/philips/pnx8550/common/proc.c
Normal file
113
arch/mips/philips/pnx8550/common/proc.c
Normal file
|
|
@ -0,0 +1,113 @@
|
|||
/*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
#include <linux/init.h>
|
||||
#include <linux/proc_fs.h>
|
||||
#include <linux/irq.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/kernel_stat.h>
|
||||
#include <linux/random.h>
|
||||
|
||||
#include <asm/io.h>
|
||||
#include <asm/gdb-stub.h>
|
||||
#include <int.h>
|
||||
#include <uart.h>
|
||||
|
||||
|
||||
static int pnx8550_timers_read (char* page, char** start, off_t offset, int count, int* eof, void* data)
|
||||
{
|
||||
int len = 0;
|
||||
int configPR = read_c0_config7();
|
||||
|
||||
if (offset==0) {
|
||||
len += sprintf(&page[len],"Timer: count, compare, tc, status\n");
|
||||
len += sprintf(&page[len]," 1: %11i, %8i, %1i, %s\n",
|
||||
read_c0_count(), read_c0_compare(),
|
||||
(configPR>>6)&0x1, ((configPR>>3)&0x1)? "off":"on");
|
||||
len += sprintf(&page[len]," 2: %11i, %8i, %1i, %s\n",
|
||||
read_c0_count2(), read_c0_compare2(),
|
||||
(configPR>>7)&0x1, ((configPR>>4)&0x1)? "off":"on");
|
||||
len += sprintf(&page[len]," 3: %11i, %8i, %1i, %s\n",
|
||||
read_c0_count3(), read_c0_compare3(),
|
||||
(configPR>>8)&0x1, ((configPR>>5)&0x1)? "off":"on");
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static int pnx8550_registers_read (char* page, char** start, off_t offset, int count, int* eof, void* data)
|
||||
{
|
||||
int len = 0;
|
||||
|
||||
if (offset==0) {
|
||||
len += sprintf(&page[len],"config1: %#10.8x\n",read_c0_config1());
|
||||
len += sprintf(&page[len],"config2: %#10.8x\n",read_c0_config2());
|
||||
len += sprintf(&page[len],"config3: %#10.8x\n",read_c0_config3());
|
||||
len += sprintf(&page[len],"configPR: %#10.8x\n",read_c0_config7());
|
||||
len += sprintf(&page[len],"status: %#10.8x\n",read_c0_status());
|
||||
len += sprintf(&page[len],"cause: %#10.8x\n",read_c0_cause());
|
||||
len += sprintf(&page[len],"count: %#10.8x\n",read_c0_count());
|
||||
len += sprintf(&page[len],"count_2: %#10.8x\n",read_c0_count2());
|
||||
len += sprintf(&page[len],"count_3: %#10.8x\n",read_c0_count3());
|
||||
len += sprintf(&page[len],"compare: %#10.8x\n",read_c0_compare());
|
||||
len += sprintf(&page[len],"compare_2: %#10.8x\n",read_c0_compare2());
|
||||
len += sprintf(&page[len],"compare_3: %#10.8x\n",read_c0_compare3());
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static struct proc_dir_entry* pnx8550_dir = NULL;
|
||||
static struct proc_dir_entry* pnx8550_timers = NULL;
|
||||
static struct proc_dir_entry* pnx8550_registers = NULL;
|
||||
|
||||
static int pnx8550_proc_init( void )
|
||||
{
|
||||
|
||||
// Create /proc/pnx8550
|
||||
pnx8550_dir = create_proc_entry("pnx8550", S_IFDIR|S_IRUGO, NULL);
|
||||
if (pnx8550_dir){
|
||||
pnx8550_dir->nlink = 1;
|
||||
}
|
||||
else {
|
||||
printk(KERN_ERR "Can't create pnx8550 proc dir\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
// Create /proc/pnx8550/timers
|
||||
pnx8550_timers = create_proc_entry("timers", S_IFREG|S_IRUGO, pnx8550_dir );
|
||||
if (pnx8550_timers){
|
||||
pnx8550_timers->nlink = 1;
|
||||
pnx8550_timers->read_proc = pnx8550_timers_read;
|
||||
}
|
||||
else {
|
||||
printk(KERN_ERR "Can't create pnx8550 timers proc file\n");
|
||||
}
|
||||
|
||||
// Create /proc/pnx8550/registers
|
||||
pnx8550_registers = create_proc_entry("registers", S_IFREG|S_IRUGO, pnx8550_dir );
|
||||
if (pnx8550_registers){
|
||||
pnx8550_registers->nlink = 1;
|
||||
pnx8550_registers->read_proc = pnx8550_registers_read;
|
||||
}
|
||||
else {
|
||||
printk(KERN_ERR "Can't create pnx8550 registers proc file\n");
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
__initcall(pnx8550_proc_init);
|
||||
138
arch/mips/philips/pnx8550/common/prom.c
Normal file
138
arch/mips/philips/pnx8550/common/prom.c
Normal file
|
|
@ -0,0 +1,138 @@
|
|||
/*
|
||||
*
|
||||
* Per Hallsmark, per.hallsmark@mvista.com
|
||||
*
|
||||
* Based on jmr3927/common/prom.c
|
||||
*
|
||||
* 2004 (c) MontaVista Software, Inc. This file is licensed under the
|
||||
* terms of the GNU General Public License version 2. This program is
|
||||
* licensed "as is" without any warranty of any kind, whether express
|
||||
* or implied.
|
||||
*/
|
||||
#include <linux/module.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/string.h>
|
||||
#include <linux/serial_ip3106.h>
|
||||
|
||||
#include <asm/bootinfo.h>
|
||||
#include <uart.h>
|
||||
|
||||
/* #define DEBUG_CMDLINE */
|
||||
|
||||
extern int prom_argc;
|
||||
extern char **prom_argv, **prom_envp;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
char *name;
|
||||
/* char *val; */
|
||||
}t_env_var;
|
||||
|
||||
|
||||
char * prom_getcmdline(void)
|
||||
{
|
||||
return &(arcs_cmdline[0]);
|
||||
}
|
||||
|
||||
void prom_init_cmdline(void)
|
||||
{
|
||||
char *cp;
|
||||
int actr;
|
||||
|
||||
actr = 1; /* Always ignore argv[0] */
|
||||
|
||||
cp = &(arcs_cmdline[0]);
|
||||
while(actr < prom_argc) {
|
||||
strcpy(cp, prom_argv[actr]);
|
||||
cp += strlen(prom_argv[actr]);
|
||||
*cp++ = ' ';
|
||||
actr++;
|
||||
}
|
||||
if (cp != &(arcs_cmdline[0])) /* get rid of trailing space */
|
||||
--cp;
|
||||
*cp = '\0';
|
||||
}
|
||||
|
||||
char *prom_getenv(char *envname)
|
||||
{
|
||||
/*
|
||||
* Return a pointer to the given environment variable.
|
||||
* Environment variables are stored in the form of "memsize=64".
|
||||
*/
|
||||
|
||||
t_env_var *env = (t_env_var *)prom_envp;
|
||||
int i;
|
||||
|
||||
i = strlen(envname);
|
||||
|
||||
while(env->name) {
|
||||
if(strncmp(envname, env->name, i) == 0) {
|
||||
return(env->name + strlen(envname) + 1);
|
||||
}
|
||||
env++;
|
||||
}
|
||||
return(NULL);
|
||||
}
|
||||
|
||||
inline unsigned char str2hexnum(unsigned char c)
|
||||
{
|
||||
if(c >= '0' && c <= '9')
|
||||
return c - '0';
|
||||
if(c >= 'a' && c <= 'f')
|
||||
return c - 'a' + 10;
|
||||
if(c >= 'A' && c <= 'F')
|
||||
return c - 'A' + 10;
|
||||
return 0; /* foo */
|
||||
}
|
||||
|
||||
inline void str2eaddr(unsigned char *ea, unsigned char *str)
|
||||
{
|
||||
int i;
|
||||
|
||||
for(i = 0; i < 6; i++) {
|
||||
unsigned char num;
|
||||
|
||||
if((*str == '.') || (*str == ':'))
|
||||
str++;
|
||||
num = str2hexnum(*str++) << 4;
|
||||
num |= (str2hexnum(*str++));
|
||||
ea[i] = num;
|
||||
}
|
||||
}
|
||||
|
||||
int get_ethernet_addr(char *ethernet_addr)
|
||||
{
|
||||
char *ethaddr_str;
|
||||
|
||||
ethaddr_str = prom_getenv("ethaddr");
|
||||
if (!ethaddr_str) {
|
||||
printk("ethaddr not set in boot prom\n");
|
||||
return -1;
|
||||
}
|
||||
str2eaddr(ethernet_addr, ethaddr_str);
|
||||
return 0;
|
||||
}
|
||||
|
||||
unsigned long __init prom_free_prom_memory(void)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
extern int pnx8550_console_port;
|
||||
|
||||
/* used by prom_printf */
|
||||
void prom_putchar(char c)
|
||||
{
|
||||
if (pnx8550_console_port != -1) {
|
||||
/* Wait until FIFO not full */
|
||||
while( ((ip3106_fifo(UART_BASE, pnx8550_console_port) & IP3106_UART_FIFO_TXFIFO) >> 16) >= 16)
|
||||
;
|
||||
/* Send one char */
|
||||
ip3106_fifo(UART_BASE, pnx8550_console_port) = c;
|
||||
}
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL(prom_getcmdline);
|
||||
EXPORT_SYMBOL(get_ethernet_addr);
|
||||
EXPORT_SYMBOL(str2eaddr);
|
||||
49
arch/mips/philips/pnx8550/common/reset.c
Normal file
49
arch/mips/philips/pnx8550/common/reset.c
Normal file
|
|
@ -0,0 +1,49 @@
|
|||
/*.
|
||||
*
|
||||
* ########################################################################
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*
|
||||
* ########################################################################
|
||||
*
|
||||
* Reset the PNX8550 board.
|
||||
*
|
||||
*/
|
||||
#include <linux/slab.h>
|
||||
#include <asm/reboot.h>
|
||||
#include <glb.h>
|
||||
|
||||
void pnx8550_machine_restart(char *command)
|
||||
{
|
||||
char head[] = "************* Machine restart *************";
|
||||
char foot[] = "*******************************************";
|
||||
|
||||
printk("\n\n");
|
||||
printk("%s\n", head);
|
||||
if (command != NULL)
|
||||
printk("* %s\n", command);
|
||||
printk("%s\n", foot);
|
||||
|
||||
PNX8550_RST_CTL = PNX8550_RST_DO_SW_RST;
|
||||
}
|
||||
|
||||
void pnx8550_machine_halt(void)
|
||||
{
|
||||
printk("*** Machine halt. (Not implemented) ***\n");
|
||||
}
|
||||
|
||||
void pnx8550_machine_power_off(void)
|
||||
{
|
||||
printk("*** Machine power off. (Not implemented) ***\n");
|
||||
}
|
||||
149
arch/mips/philips/pnx8550/common/setup.c
Normal file
149
arch/mips/philips/pnx8550/common/setup.c
Normal file
|
|
@ -0,0 +1,149 @@
|
|||
/*
|
||||
*
|
||||
* 2.6 port, Embedded Alley Solutions, Inc
|
||||
*
|
||||
* Based on Per Hallsmark, per.hallsmark@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
#include <linux/config.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/ioport.h>
|
||||
#include <linux/mm.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/serial_ip3106.h>
|
||||
|
||||
#include <asm/cpu.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/irq.h>
|
||||
#include <asm/mipsregs.h>
|
||||
#include <asm/reboot.h>
|
||||
#include <asm/pgtable.h>
|
||||
#include <asm/time.h>
|
||||
|
||||
#include <glb.h>
|
||||
#include <int.h>
|
||||
#include <pci.h>
|
||||
#include <uart.h>
|
||||
#include <nand.h>
|
||||
|
||||
extern void prom_printf(char *fmt, ...);
|
||||
|
||||
extern void __init board_setup(void);
|
||||
extern void pnx8550_machine_restart(char *);
|
||||
extern void pnx8550_machine_halt(void);
|
||||
extern void pnx8550_machine_power_off(void);
|
||||
extern struct resource ioport_resource;
|
||||
extern struct resource iomem_resource;
|
||||
extern void (*board_time_init)(void);
|
||||
extern void pnx8550_time_init(void);
|
||||
extern void (*board_timer_setup)(struct irqaction *irq);
|
||||
extern void pnx8550_timer_setup(struct irqaction *irq);
|
||||
extern void rs_kgdb_hook(int tty_no);
|
||||
extern void prom_printf(char *fmt, ...);
|
||||
extern char *prom_getcmdline(void);
|
||||
|
||||
struct resource standard_io_resources[] = {
|
||||
{"dma1", 0x00, 0x1f, IORESOURCE_BUSY},
|
||||
{"timer", 0x40, 0x5f, IORESOURCE_BUSY},
|
||||
{"dma page reg", 0x80, 0x8f, IORESOURCE_BUSY},
|
||||
{"dma2", 0xc0, 0xdf, IORESOURCE_BUSY},
|
||||
};
|
||||
|
||||
#define STANDARD_IO_RESOURCES (sizeof(standard_io_resources)/sizeof(struct resource))
|
||||
|
||||
extern struct resource pci_io_resource;
|
||||
extern struct resource pci_mem_resource;
|
||||
|
||||
/* Return the total size of DRAM-memory, (RANK0 + RANK1) */
|
||||
unsigned long get_system_mem_size(void)
|
||||
{
|
||||
/* Read IP2031_RANK0_ADDR_LO */
|
||||
unsigned long dram_r0_lo = inl(PCI_BASE | 0x65010);
|
||||
/* Read IP2031_RANK1_ADDR_HI */
|
||||
unsigned long dram_r1_hi = inl(PCI_BASE | 0x65018);
|
||||
|
||||
return dram_r1_hi - dram_r0_lo + 1;
|
||||
}
|
||||
|
||||
int pnx8550_console_port = -1;
|
||||
|
||||
void __init plat_setup(void)
|
||||
{
|
||||
int i;
|
||||
char* argptr;
|
||||
|
||||
board_setup(); /* board specific setup */
|
||||
|
||||
_machine_restart = pnx8550_machine_restart;
|
||||
_machine_halt = pnx8550_machine_halt;
|
||||
_machine_power_off = pnx8550_machine_power_off;
|
||||
|
||||
board_time_init = pnx8550_time_init;
|
||||
board_timer_setup = pnx8550_timer_setup;
|
||||
|
||||
/* Clear the Global 2 Register, PCI Inta Output Enable Registers
|
||||
Bit 1:Enable DAC Powerdown
|
||||
-> 0:DACs are enabled and are working normally
|
||||
1:DACs are powerdown
|
||||
Bit 0:Enable of PCI inta output
|
||||
-> 0 = Disable PCI inta output
|
||||
1 = Enable PCI inta output
|
||||
*/
|
||||
PNX8550_GLB2_ENAB_INTA_O = 0;
|
||||
|
||||
/* IO/MEM resources. */
|
||||
set_io_port_base(KSEG1);
|
||||
ioport_resource.start = 0;
|
||||
ioport_resource.end = ~0;
|
||||
iomem_resource.start = 0;
|
||||
iomem_resource.end = ~0;
|
||||
|
||||
/* Request I/O space for devices on this board */
|
||||
for (i = 0; i < STANDARD_IO_RESOURCES; i++)
|
||||
request_resource(&ioport_resource, standard_io_resources + i);
|
||||
|
||||
/* Place the Mode Control bit for GPIO pin 16 in primary function */
|
||||
/* Pin 16 is used by UART1, UA1_TX */
|
||||
outl((PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_16_BIT) |
|
||||
(PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_17_BIT),
|
||||
PNX8550_GPIO_MC1);
|
||||
|
||||
argptr = prom_getcmdline();
|
||||
if ((argptr = strstr(argptr, "console=ttyS")) != NULL) {
|
||||
argptr += strlen("console=ttyS");
|
||||
pnx8550_console_port = *argptr == '0' ? 0 : 1;
|
||||
|
||||
/* We must initialize the UART (console) before prom_printf */
|
||||
/* Set LCR to 8-bit and BAUD to 38400 (no 5) */
|
||||
ip3106_lcr(UART_BASE, pnx8550_console_port) =
|
||||
IP3106_UART_LCR_8BIT;
|
||||
ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_KGDB
|
||||
argptr = prom_getcmdline();
|
||||
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
|
||||
int line;
|
||||
argptr += strlen("kgdb=ttyS");
|
||||
line = *argptr == '0' ? 0 : 1;
|
||||
rs_kgdb_hook(line);
|
||||
prom_printf("KGDB: Using ttyS%i for session, "
|
||||
"please connect your debugger\n", line ? 1 : 0);
|
||||
}
|
||||
#endif
|
||||
return;
|
||||
}
|
||||
105
arch/mips/philips/pnx8550/common/time.c
Normal file
105
arch/mips/philips/pnx8550/common/time.c
Normal file
|
|
@ -0,0 +1,105 @@
|
|||
/*
|
||||
* Copyright 2001, 2002, 2003 MontaVista Software Inc.
|
||||
* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
|
||||
*
|
||||
* Common time service routines for MIPS machines. See
|
||||
* Documents/MIPS/README.txt.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*/
|
||||
#include <linux/types.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/param.h>
|
||||
#include <linux/time.h>
|
||||
#include <linux/timer.h>
|
||||
#include <linux/smp.h>
|
||||
#include <linux/kernel_stat.h>
|
||||
#include <linux/spinlock.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/module.h>
|
||||
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/cpu.h>
|
||||
#include <asm/time.h>
|
||||
#include <asm/hardirq.h>
|
||||
#include <asm/div64.h>
|
||||
#include <asm/debug.h>
|
||||
|
||||
#include <int.h>
|
||||
#include <cm.h>
|
||||
|
||||
extern unsigned int mips_hpt_frequency;
|
||||
|
||||
/*
|
||||
* pnx8550_time_init() - it does the following things:
|
||||
*
|
||||
* 1) board_time_init() -
|
||||
* a) (optional) set up RTC routines,
|
||||
* b) (optional) calibrate and set the mips_hpt_frequency
|
||||
* (only needed if you intended to use fixed_rate_gettimeoffset
|
||||
* or use cpu counter as timer interrupt source)
|
||||
*/
|
||||
|
||||
void pnx8550_time_init(void)
|
||||
{
|
||||
unsigned int n;
|
||||
unsigned int m;
|
||||
unsigned int p;
|
||||
unsigned int pow2p;
|
||||
|
||||
/* PLL0 sets MIPS clock (PLL1 <=> TM1, PLL6 <=> TM2, PLL5 <=> mem) */
|
||||
/* (but only if CLK_MIPS_CTL select value [bits 3:1] is 1: FIXME) */
|
||||
|
||||
n = (PNX8550_CM_PLL0_CTL & PNX8550_CM_PLL_N_MASK) >> 16;
|
||||
m = (PNX8550_CM_PLL0_CTL & PNX8550_CM_PLL_M_MASK) >> 8;
|
||||
p = (PNX8550_CM_PLL0_CTL & PNX8550_CM_PLL_P_MASK) >> 2;
|
||||
pow2p = (1 << p);
|
||||
|
||||
db_assert(m != 0 && pow2p != 0);
|
||||
|
||||
/*
|
||||
* Compute the frequency as in the PNX8550 User Manual 1.0, p.186
|
||||
* (a.k.a. 8-10). Divide by HZ for a timer offset that results in
|
||||
* HZ timer interrupts per second.
|
||||
*/
|
||||
mips_hpt_frequency = 27UL * ((1000000UL * n)/(m * pow2p));
|
||||
}
|
||||
|
||||
/*
|
||||
* pnx8550_timer_setup() - it does the following things:
|
||||
*
|
||||
* 5) board_timer_setup() -
|
||||
* a) (optional) over-write any choices made above by time_init().
|
||||
* b) machine specific code should setup the timer irqaction.
|
||||
* c) enable the timer interrupt
|
||||
*/
|
||||
|
||||
void __init pnx8550_timer_setup(struct irqaction *irq)
|
||||
{
|
||||
int configPR;
|
||||
|
||||
setup_irq(PNX8550_INT_TIMER1, irq);
|
||||
|
||||
/* Start timer1 */
|
||||
configPR = read_c0_config7();
|
||||
configPR &= ~0x00000008;
|
||||
write_c0_config7(configPR);
|
||||
|
||||
/* Timer 2 stop */
|
||||
configPR = read_c0_config7();
|
||||
configPR |= 0x00000010;
|
||||
write_c0_config7(configPR);
|
||||
|
||||
write_c0_count2(0);
|
||||
write_c0_compare2(0xffffffff);
|
||||
|
||||
/* Timer 3 stop */
|
||||
configPR = read_c0_config7();
|
||||
configPR |= 0x00000020;
|
||||
write_c0_config7(configPR);
|
||||
}
|
||||
4
arch/mips/philips/pnx8550/jbs/Makefile
Normal file
4
arch/mips/philips/pnx8550/jbs/Makefile
Normal file
|
|
@ -0,0 +1,4 @@
|
|||
|
||||
# Makefile for the Philips JBS Board.
|
||||
|
||||
lib-y := init.o board_setup.o irqmap.o
|
||||
65
arch/mips/philips/pnx8550/jbs/board_setup.c
Normal file
65
arch/mips/philips/pnx8550/jbs/board_setup.c
Normal file
|
|
@ -0,0 +1,65 @@
|
|||
/*
|
||||
* JBS Specific board startup routines.
|
||||
*
|
||||
* Copyright 2005, Embedded Alley Solutions, Inc
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
||||
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
||||
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
||||
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
#include <linux/init.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/ioport.h>
|
||||
#include <linux/mm.h>
|
||||
#include <linux/console.h>
|
||||
#include <linux/mc146818rtc.h>
|
||||
#include <linux/delay.h>
|
||||
|
||||
#include <asm/cpu.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/irq.h>
|
||||
#include <asm/mipsregs.h>
|
||||
#include <asm/reboot.h>
|
||||
#include <asm/pgtable.h>
|
||||
|
||||
#include <glb.h>
|
||||
|
||||
/* CP0 hazard avoidance. */
|
||||
#define BARRIER __asm__ __volatile__(".set noreorder\n\t" \
|
||||
"nop; nop; nop; nop; nop; nop;\n\t" \
|
||||
".set reorder\n\t")
|
||||
|
||||
void __init board_setup(void)
|
||||
{
|
||||
unsigned long config0, configpr;
|
||||
|
||||
config0 = read_c0_config();
|
||||
|
||||
/* clear all three cache coherency fields */
|
||||
config0 &= ~(0x7 | (7<<25) | (7<<28));
|
||||
config0 |= (CONF_CM_DEFAULT | (CONF_CM_DEFAULT<<25) |
|
||||
(CONF_CM_DEFAULT<<28));
|
||||
write_c0_config(config0);
|
||||
BARRIER;
|
||||
|
||||
configpr = read_c0_config7();
|
||||
configpr |= (1<<19); /* enable tlb */
|
||||
write_c0_config7(configpr);
|
||||
BARRIER;
|
||||
}
|
||||
57
arch/mips/philips/pnx8550/jbs/init.c
Normal file
57
arch/mips/philips/pnx8550/jbs/init.c
Normal file
|
|
@ -0,0 +1,57 @@
|
|||
/*
|
||||
*
|
||||
* Copyright 2005 Embedded Alley Solutions, Inc
|
||||
* source@embeddedalley.com
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
||||
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
||||
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
||||
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
|
||||
#include <linux/init.h>
|
||||
#include <linux/mm.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/bootmem.h>
|
||||
#include <asm/addrspace.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <linux/string.h>
|
||||
#include <linux/kernel.h>
|
||||
|
||||
int prom_argc;
|
||||
char **prom_argv, **prom_envp;
|
||||
extern void __init prom_init_cmdline(void);
|
||||
extern char *prom_getenv(char *envname);
|
||||
|
||||
const char *get_system_type(void)
|
||||
{
|
||||
return "Philips PNX8550/JBS";
|
||||
}
|
||||
|
||||
void __init prom_init(void)
|
||||
{
|
||||
|
||||
unsigned long memsize;
|
||||
|
||||
mips_machgroup = MACH_GROUP_PHILIPS;
|
||||
mips_machtype = MACH_PHILIPS_JBS;
|
||||
|
||||
//memsize = 0x02800000; /* Trimedia uses memory above */
|
||||
memsize = 0x08000000; /* Trimedia uses memory above */
|
||||
add_memory_region(0, memsize, BOOT_MEM_RAM);
|
||||
}
|
||||
36
arch/mips/philips/pnx8550/jbs/irqmap.c
Normal file
36
arch/mips/philips/pnx8550/jbs/irqmap.c
Normal file
|
|
@ -0,0 +1,36 @@
|
|||
/*
|
||||
* Philips JBS board irqmap.
|
||||
*
|
||||
* Copyright 2005 Embedded Alley Solutions, Inc
|
||||
* source@embeddealley.com
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
||||
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
||||
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
||||
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
|
||||
#include <linux/init.h>
|
||||
#include <int.h>
|
||||
|
||||
char irq_tab_jbs[][5] __initdata = {
|
||||
[8] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
|
||||
[9] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
|
||||
[17] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
|
||||
};
|
||||
|
||||
|
|
@ -137,6 +137,7 @@
|
|||
#define MACH_GROUP_PHILIPS 14
|
||||
#define MACH_PHILIPS_NINO 0 /* Nino */
|
||||
#define MACH_PHILIPS_VELO 1 /* Velo */
|
||||
#define MACH_PHILIPS_JBS 2 /* JBS */
|
||||
|
||||
/*
|
||||
* Valid machtype for group Globespan
|
||||
|
|
|
|||
|
|
@ -52,6 +52,7 @@
|
|||
#define PRID_IMP_VR41XX 0x0c00
|
||||
#define PRID_IMP_R12000 0x0e00
|
||||
#define PRID_IMP_R8000 0x1000
|
||||
#define PRID_IMP_PR4450 0x1200
|
||||
#define PRID_IMP_R4600 0x2000
|
||||
#define PRID_IMP_R4700 0x2100
|
||||
#define PRID_IMP_TX39 0x2200
|
||||
|
|
@ -187,7 +188,8 @@
|
|||
#define CPU_24K 58
|
||||
#define CPU_AU1200 59
|
||||
#define CPU_34K 60
|
||||
#define CPU_LAST 60
|
||||
#define CPU_PR4450 61
|
||||
#define CPU_LAST 61
|
||||
|
||||
/*
|
||||
* ISA Level encodings
|
||||
|
|
|
|||
43
include/asm-mips/mach-pnx8550/cm.h
Normal file
43
include/asm-mips/mach-pnx8550/cm.h
Normal file
|
|
@ -0,0 +1,43 @@
|
|||
/*
|
||||
*
|
||||
* BRIEF MODULE DESCRIPTION
|
||||
* Clock module specific definitions
|
||||
*
|
||||
* Author: source@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __PNX8550_CM_H
|
||||
#define __PNX8550_CM_H
|
||||
|
||||
#define PNX8550_CM_BASE 0xBBE47000
|
||||
|
||||
#define PNX8550_CM_PLL0_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x000)
|
||||
#define PNX8550_CM_PLL1_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x004)
|
||||
#define PNX8550_CM_PLL2_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x008)
|
||||
#define PNX8550_CM_PLL3_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x00C)
|
||||
|
||||
// Table not complete.....
|
||||
|
||||
#define PNX8550_CM_PLL_BLOCKED_MASK 0x80000000
|
||||
#define PNX8550_CM_PLL_LOCK_MASK 0x40000000
|
||||
#define PNX8550_CM_PLL_CURRENT_ADJ_MASK 0x3c000000
|
||||
#define PNX8550_CM_PLL_N_MASK 0x01ff0000
|
||||
#define PNX8550_CM_PLL_M_MASK 0x00003f00
|
||||
#define PNX8550_CM_PLL_P_MASK 0x0000000c
|
||||
#define PNX8550_CM_PLL_PD_MASK 0x00000002
|
||||
|
||||
|
||||
#endif
|
||||
86
include/asm-mips/mach-pnx8550/glb.h
Normal file
86
include/asm-mips/mach-pnx8550/glb.h
Normal file
|
|
@ -0,0 +1,86 @@
|
|||
/*
|
||||
*
|
||||
* BRIEF MODULE DESCRIPTION
|
||||
* PNX8550 global definitions
|
||||
*
|
||||
* Author: source@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __PNX8550_GLB_H
|
||||
#define __PNX8550_GLB_H
|
||||
|
||||
#define PNX8550_GLB1_BASE 0xBBE63000
|
||||
#define PNX8550_GLB2_BASE 0xBBE4d000
|
||||
#define PNX8550_RESET_BASE 0xBBE60000
|
||||
|
||||
/* PCI Inta Output Enable Registers */
|
||||
#define PNX8550_GLB2_ENAB_INTA_O *(volatile unsigned long *)(PNX8550_GLB2_BASE + 0x050)
|
||||
|
||||
/* Bit 1:Enable DAC Powerdown
|
||||
0:DACs are enabled and are working normally
|
||||
1:DACs are powerdown
|
||||
*/
|
||||
#define PNX8550_GLB_DAC_PD 0x2
|
||||
/* Bit 0:Enable of PCI inta output
|
||||
0 = Disable PCI inta output
|
||||
1 = Enable PCI inta output
|
||||
*/
|
||||
#define PNX8550_GLB_ENABLE_INTA_O 0x1
|
||||
|
||||
/* PCI Direct Mappings */
|
||||
#define PNX8550_PCIMEM 0x12000000
|
||||
#define PNX8550_PCIMEM_SIZE 0x08000000
|
||||
#define PNX8550_PCIIO 0x1c000000
|
||||
#define PNX8550_PCIIO_SIZE 0x02000000 /* 32M */
|
||||
|
||||
#define PNX8550_PORT_BASE KSEG1
|
||||
|
||||
// GPIO def
|
||||
#define PNX8550_GPIO_BASE 0x1Be00000
|
||||
|
||||
#define PNX8550_GPIO_DIRQ0 (PNX8550_GPIO_BASE + 0x104500)
|
||||
#define PNX8550_GPIO_MC1 (PNX8550_GPIO_BASE + 0x104004)
|
||||
#define PNX8550_GPIO_MC_31_BIT 30
|
||||
#define PNX8550_GPIO_MC_30_BIT 28
|
||||
#define PNX8550_GPIO_MC_29_BIT 26
|
||||
#define PNX8550_GPIO_MC_28_BIT 24
|
||||
#define PNX8550_GPIO_MC_27_BIT 22
|
||||
#define PNX8550_GPIO_MC_26_BIT 20
|
||||
#define PNX8550_GPIO_MC_25_BIT 18
|
||||
#define PNX8550_GPIO_MC_24_BIT 16
|
||||
#define PNX8550_GPIO_MC_23_BIT 14
|
||||
#define PNX8550_GPIO_MC_22_BIT 12
|
||||
#define PNX8550_GPIO_MC_21_BIT 10
|
||||
#define PNX8550_GPIO_MC_20_BIT 8
|
||||
#define PNX8550_GPIO_MC_19_BIT 6
|
||||
#define PNX8550_GPIO_MC_18_BIT 4
|
||||
#define PNX8550_GPIO_MC_17_BIT 2
|
||||
#define PNX8550_GPIO_MC_16_BIT 0
|
||||
|
||||
#define PNX8550_GPIO_MODE_PRIMOP 0x1
|
||||
#define PNX8550_GPIO_MODE_NO_OPENDR 0x2
|
||||
#define PNX8550_GPIO_MODE_OPENDR 0x3
|
||||
|
||||
// RESET module
|
||||
#define PNX8550_RST_CTL *(volatile unsigned long *)(PNX8550_RESET_BASE + 0x0)
|
||||
#define PNX8550_RST_CAUSE *(volatile unsigned long *)(PNX8550_RESET_BASE + 0x4)
|
||||
#define PNX8550_RST_EN_WATCHDOG *(volatile unsigned long *)(PNX8550_RESET_BASE + 0x8)
|
||||
|
||||
#define PNX8550_RST_REL_MIPS_RST_N 0x8
|
||||
#define PNX8550_RST_DO_SW_RST 0x4
|
||||
#define PNX8550_RST_REL_SYS_RST_OUT 0x2
|
||||
#define PNX8550_RST_ASSERT_SYS_RST_OUT 0x1
|
||||
#endif
|
||||
140
include/asm-mips/mach-pnx8550/int.h
Normal file
140
include/asm-mips/mach-pnx8550/int.h
Normal file
|
|
@ -0,0 +1,140 @@
|
|||
/*
|
||||
*
|
||||
* BRIEF MODULE DESCRIPTION
|
||||
* Interrupt specific definitions
|
||||
*
|
||||
* Author: source@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __PNX8550_INT_H
|
||||
#define __PNX8550_INT_H
|
||||
|
||||
#define PNX8550_GIC_BASE 0xBBE3E000
|
||||
|
||||
#define PNX8550_GIC_PRIMASK_0 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x000)
|
||||
#define PNX8550_GIC_PRIMASK_1 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x004)
|
||||
#define PNX8550_GIC_VECTOR_0 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x100)
|
||||
#define PNX8550_GIC_VECTOR_1 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x104)
|
||||
#define PNX8550_GIC_PEND_1_31 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x200)
|
||||
#define PNX8550_GIC_PEND_32_63 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x204)
|
||||
#define PNX8550_GIC_PEND_64_70 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x208)
|
||||
#define PNX8550_GIC_FEATURES *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x300)
|
||||
#define PNX8550_GIC_REQ(x) *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x400 + (x)*4)
|
||||
#define PNX8550_GIC_MOD_ID *(volatile unsigned long *)(PNX8550_GIC_BASE + 0xFFC)
|
||||
|
||||
// cp0 is two software + six hw exceptions
|
||||
#define PNX8550_INT_CP0_TOTINT 8
|
||||
#define PNX8550_INT_CP0_MIN 0
|
||||
#define PNX8550_INT_CP0_MAX (PNX8550_INT_CP0_MIN + PNX8550_INT_CP0_TOTINT - 1)
|
||||
|
||||
#define MIPS_CPU_GIC_IRQ 2
|
||||
#define MIPS_CPU_TIMER_IRQ 7
|
||||
|
||||
// GIC are 71 exceptions connected to cp0's first hardware exception
|
||||
#define PNX8550_INT_GIC_TOTINT 71
|
||||
#define PNX8550_INT_GIC_MIN (PNX8550_INT_CP0_MAX+1)
|
||||
#define PNX8550_INT_GIC_MAX (PNX8550_INT_GIC_MIN + PNX8550_INT_GIC_TOTINT - 1)
|
||||
|
||||
#define PNX8550_INT_UNDEF (PNX8550_INT_GIC_MIN+0)
|
||||
#define PNX8550_INT_IPC_TARGET0_MIPS (PNX8550_INT_GIC_MIN+1)
|
||||
#define PNX8550_INT_IPC_TARGET1_TM32_1 (PNX8550_INT_GIC_MIN+2)
|
||||
#define PNX8550_INT_IPC_TARGET1_TM32_2 (PNX8550_INT_GIC_MIN+3)
|
||||
#define PNX8550_INT_RESERVED_4 (PNX8550_INT_GIC_MIN+4)
|
||||
#define PNX8550_INT_USB (PNX8550_INT_GIC_MIN+5)
|
||||
#define PNX8550_INT_GPIO_EQ1 (PNX8550_INT_GIC_MIN+6)
|
||||
#define PNX8550_INT_GPIO_EQ2 (PNX8550_INT_GIC_MIN+7)
|
||||
#define PNX8550_INT_GPIO_EQ3 (PNX8550_INT_GIC_MIN+8)
|
||||
#define PNX8550_INT_GPIO_EQ4 (PNX8550_INT_GIC_MIN+9)
|
||||
|
||||
#define PNX8550_INT_GPIO_EQ5 (PNX8550_INT_GIC_MIN+10)
|
||||
#define PNX8550_INT_GPIO_EQ6 (PNX8550_INT_GIC_MIN+11)
|
||||
#define PNX8550_INT_RESERVED_12 (PNX8550_INT_GIC_MIN+12)
|
||||
#define PNX8550_INT_QVCP1 (PNX8550_INT_GIC_MIN+13)
|
||||
#define PNX8550_INT_QVCP2 (PNX8550_INT_GIC_MIN+14)
|
||||
#define PNX8550_INT_I2C1 (PNX8550_INT_GIC_MIN+15)
|
||||
#define PNX8550_INT_I2C2 (PNX8550_INT_GIC_MIN+16)
|
||||
#define PNX8550_INT_ISO_UART1 (PNX8550_INT_GIC_MIN+17)
|
||||
#define PNX8550_INT_ISO_UART2 (PNX8550_INT_GIC_MIN+18)
|
||||
#define PNX8550_INT_UART1 (PNX8550_INT_GIC_MIN+19)
|
||||
|
||||
#define PNX8550_INT_UART2 (PNX8550_INT_GIC_MIN+20)
|
||||
#define PNX8550_INT_QNTR (PNX8550_INT_GIC_MIN+21)
|
||||
#define PNX8550_INT_RESERVED22 (PNX8550_INT_GIC_MIN+22)
|
||||
#define PNX8550_INT_T_DSC (PNX8550_INT_GIC_MIN+23)
|
||||
#define PNX8550_INT_M_DSC (PNX8550_INT_GIC_MIN+24)
|
||||
#define PNX8550_INT_RESERVED25 (PNX8550_INT_GIC_MIN+25)
|
||||
#define PNX8550_INT_2D_DRAW_ENG (PNX8550_INT_GIC_MIN+26)
|
||||
#define PNX8550_INT_MEM_BASED_SCALAR1 (PNX8550_INT_GIC_MIN+27)
|
||||
#define PNX8550_INT_VIDEO_MPEG (PNX8550_INT_GIC_MIN+28)
|
||||
#define PNX8550_INT_VIDEO_INPUT_P1 (PNX8550_INT_GIC_MIN+29)
|
||||
|
||||
#define PNX8550_INT_VIDEO_INPUT_P2 (PNX8550_INT_GIC_MIN+30)
|
||||
#define PNX8550_INT_SPDI1 (PNX8550_INT_GIC_MIN+31)
|
||||
#define PNX8550_INT_SPDO (PNX8550_INT_GIC_MIN+32)
|
||||
#define PNX8550_INT_AUDIO_INPUT1 (PNX8550_INT_GIC_MIN+33)
|
||||
#define PNX8550_INT_AUDIO_OUTPUT1 (PNX8550_INT_GIC_MIN+34)
|
||||
#define PNX8550_INT_AUDIO_INPUT2 (PNX8550_INT_GIC_MIN+35)
|
||||
#define PNX8550_INT_AUDIO_OUTPUT2 (PNX8550_INT_GIC_MIN+36)
|
||||
#define PNX8550_INT_MEMBASED_SCALAR2 (PNX8550_INT_GIC_MIN+37)
|
||||
#define PNX8550_INT_VPK (PNX8550_INT_GIC_MIN+38)
|
||||
#define PNX8550_INT_MPEG1_MIPS (PNX8550_INT_GIC_MIN+39)
|
||||
|
||||
#define PNX8550_INT_MPEG1_TM (PNX8550_INT_GIC_MIN+40)
|
||||
#define PNX8550_INT_MPEG2_MIPS (PNX8550_INT_GIC_MIN+41)
|
||||
#define PNX8550_INT_MPEG2_TM (PNX8550_INT_GIC_MIN+42)
|
||||
#define PNX8550_INT_TS_DMA (PNX8550_INT_GIC_MIN+43)
|
||||
#define PNX8550_INT_EDMA (PNX8550_INT_GIC_MIN+44)
|
||||
#define PNX8550_INT_TM_DEBUG1 (PNX8550_INT_GIC_MIN+45)
|
||||
#define PNX8550_INT_TM_DEBUG2 (PNX8550_INT_GIC_MIN+46)
|
||||
#define PNX8550_INT_PCI_INTA (PNX8550_INT_GIC_MIN+47)
|
||||
#define PNX8550_INT_CLOCK_MODULE (PNX8550_INT_GIC_MIN+48)
|
||||
#define PNX8550_INT_PCI_XIO_INTA_PCI (PNX8550_INT_GIC_MIN+49)
|
||||
|
||||
#define PNX8550_INT_PCI_XIO_INTB_DMA (PNX8550_INT_GIC_MIN+50)
|
||||
#define PNX8550_INT_PCI_XIO_INTC_GPPM (PNX8550_INT_GIC_MIN+51)
|
||||
#define PNX8550_INT_PCI_XIO_INTD_GPXIO (PNX8550_INT_GIC_MIN+52)
|
||||
#define PNX8550_INT_DVD_CSS (PNX8550_INT_GIC_MIN+53)
|
||||
#define PNX8550_INT_VLD (PNX8550_INT_GIC_MIN+54)
|
||||
#define PNX8550_INT_GPIO_TSU_7_0 (PNX8550_INT_GIC_MIN+55)
|
||||
#define PNX8550_INT_GPIO_TSU_15_8 (PNX8550_INT_GIC_MIN+56)
|
||||
#define PNX8550_INT_GPIO_CTU_IR (PNX8550_INT_GIC_MIN+57)
|
||||
#define PNX8550_INT_GPIO0 (PNX8550_INT_GIC_MIN+58)
|
||||
#define PNX8550_INT_GPIO1 (PNX8550_INT_GIC_MIN+59)
|
||||
|
||||
#define PNX8550_INT_GPIO2 (PNX8550_INT_GIC_MIN+60)
|
||||
#define PNX8550_INT_GPIO3 (PNX8550_INT_GIC_MIN+61)
|
||||
#define PNX8550_INT_GPIO4 (PNX8550_INT_GIC_MIN+62)
|
||||
#define PNX8550_INT_GPIO5 (PNX8550_INT_GIC_MIN+63)
|
||||
#define PNX8550_INT_GPIO6 (PNX8550_INT_GIC_MIN+64)
|
||||
#define PNX8550_INT_GPIO7 (PNX8550_INT_GIC_MIN+65)
|
||||
#define PNX8550_INT_PMAN_SECURITY (PNX8550_INT_GIC_MIN+66)
|
||||
#define PNX8550_INT_I2C3 (PNX8550_INT_GIC_MIN+67)
|
||||
#define PNX8550_INT_RESERVED_68 (PNX8550_INT_GIC_MIN+68)
|
||||
#define PNX8550_INT_SPDI2 (PNX8550_INT_GIC_MIN+69)
|
||||
|
||||
#define PNX8550_INT_I2C4 (PNX8550_INT_GIC_MIN+70)
|
||||
|
||||
// Timer are 3 exceptions connected to cp0's 7th hardware exception
|
||||
#define PNX8550_INT_TIMER_TOTINT 3
|
||||
#define PNX8550_INT_TIMER_MIN (PNX8550_INT_GIC_MAX+1)
|
||||
#define PNX8550_INT_TIMER_MAX (PNX8550_INT_TIMER_MIN + PNX8550_INT_TIMER_TOTINT - 1)
|
||||
|
||||
#define PNX8550_INT_TIMER1 (PNX8550_INT_TIMER_MIN+0)
|
||||
#define PNX8550_INT_TIMER2 (PNX8550_INT_TIMER_MIN+1)
|
||||
#define PNX8550_INT_TIMER3 (PNX8550_INT_TIMER_MIN+2)
|
||||
#define PNX8550_INT_WATCHDOG PNX8550_INT_TIMER3
|
||||
|
||||
#endif
|
||||
262
include/asm-mips/mach-pnx8550/kernel-entry-init.h
Normal file
262
include/asm-mips/mach-pnx8550/kernel-entry-init.h
Normal file
|
|
@ -0,0 +1,262 @@
|
|||
/*
|
||||
* This file is subject to the terms and conditions of the GNU General Public
|
||||
* License. See the file "COPYING" in the main directory of this archive
|
||||
* for more details.
|
||||
*
|
||||
* Copyright (C) 2005 Embedded Alley Solutions, Inc
|
||||
*/
|
||||
#ifndef __ASM_MACH_KERNEL_ENTRY_INIT_H
|
||||
#define __ASM_MACH_KERNEL_ENTRY_INIT_H
|
||||
|
||||
#include <asm/cacheops.h>
|
||||
#include <asm/addrspace.h>
|
||||
|
||||
#define CO_CONFIGPR_VALID 0x3F1F41FF /* valid bits to write to ConfigPR */
|
||||
#define HAZARD_CP0 nop; nop; nop; nop; nop; nop; nop; nop; nop; nop; nop; nop;
|
||||
#define CACHE_OPC 0xBC000000 /* MIPS cache instruction opcode */
|
||||
#define ICACHE_LINE_SIZE 32 /* Instruction cache line size bytes */
|
||||
#define DCACHE_LINE_SIZE 32 /* Data cache line size in bytes */
|
||||
|
||||
#define ICACHE_SET_COUNT 256 /* Instruction cache set count */
|
||||
#define DCACHE_SET_COUNT 128 /* Data cache set count */
|
||||
|
||||
#define ICACHE_SET_SIZE (ICACHE_SET_COUNT * ICACHE_LINE_SIZE)
|
||||
#define DCACHE_SET_SIZE (DCACHE_SET_COUNT * DCACHE_LINE_SIZE)
|
||||
|
||||
.macro kernel_entry_setup
|
||||
.set push
|
||||
.set noreorder
|
||||
/*
|
||||
* PNX8550 entry point, when running a non compressed
|
||||
* kernel. When loading a zImage, the head.S code in
|
||||
* arch/mips/zboot/pnx8550 will init the caches and,
|
||||
* decompress the kernel, and branch to kernel_entry.
|
||||
*/
|
||||
cache_begin: li t0, (1<<28)
|
||||
mtc0 t0, CP0_STATUS /* cp0 usable */
|
||||
HAZARD_CP0
|
||||
|
||||
mtc0 zero, CP0_CAUSE
|
||||
HAZARD_CP0
|
||||
|
||||
|
||||
/* Set static virtual to phys address translation and TLB disabled */
|
||||
mfc0 t0, CP0_CONFIG, 7
|
||||
HAZARD_CP0
|
||||
|
||||
and t0,~((1<<19) | (1<<20)) /* TLB/MAP cleared */
|
||||
mtc0 t0, CP0_CONFIG, 7
|
||||
HAZARD_CP0
|
||||
|
||||
/* CPU boots with kseg0 cache algo set to 0x2 -- uncached */
|
||||
|
||||
init_icache
|
||||
nop
|
||||
init_dcache
|
||||
nop
|
||||
|
||||
cachePr4450ICReset
|
||||
nop
|
||||
|
||||
cachePr4450DCReset
|
||||
nop
|
||||
|
||||
/* read ConfigPR into t0 */
|
||||
mfc0 t0, CP0_CONFIG, 7
|
||||
HAZARD_CP0
|
||||
|
||||
/* enable the TLB */
|
||||
or t0, (1<<19)
|
||||
|
||||
/* disable the ICACHE: at least 10x slower */
|
||||
/* or t0, (1<<26) */
|
||||
|
||||
/* disable the DCACHE; CONFIG_CPU_HAS_LLSC should not be set */
|
||||
/* or t0, (1<<27) */
|
||||
|
||||
and t0, CO_CONFIGPR_VALID
|
||||
|
||||
/* enable TLB. */
|
||||
mtc0 t0, CP0_CONFIG, 7
|
||||
HAZARD_CP0
|
||||
cache_end:
|
||||
/* Setup CMEM_0 to MMIO address space, 2MB */
|
||||
lui t0, 0x1BE0
|
||||
addi t0, t0, 0x3
|
||||
mtc0 $8, $22, 4
|
||||
nop
|
||||
|
||||
/* Setup CMEM_1, 128MB */
|
||||
lui t0, 0x1000
|
||||
addi t0, t0, 0xf
|
||||
mtc0 $8, $22, 5
|
||||
nop
|
||||
|
||||
|
||||
/* Setup CMEM_2, 32MB */
|
||||
lui t0, 0x1C00
|
||||
addi t0, t0, 0xb
|
||||
mtc0 $8, $22, 6
|
||||
nop
|
||||
|
||||
/* Setup CMEM_3, 0MB */
|
||||
lui t0, 0x0
|
||||
addi t0, t0, 0x0
|
||||
mtc0 $8, $22, 7
|
||||
nop
|
||||
|
||||
/* Enable cache */
|
||||
mfc0 t0, CP0_CONFIG
|
||||
HAZARD_CP0
|
||||
and t0, t0, 0xFFFFFFF8
|
||||
or t0, t0, 3
|
||||
mtc0 t0, CP0_CONFIG
|
||||
HAZARD_CP0
|
||||
.set pop
|
||||
.endm
|
||||
|
||||
.macro init_icache
|
||||
.set push
|
||||
.set noreorder
|
||||
|
||||
/* Get Cache Configuration */
|
||||
mfc0 t3, CP0_CONFIG, 1
|
||||
HAZARD_CP0
|
||||
|
||||
/* get cache Line size */
|
||||
|
||||
srl t1, t3, 19 /* C0_CONFIGPR_IL_SHIFT */
|
||||
andi t1, t1, 0x7 /* C0_CONFIGPR_IL_MASK */
|
||||
beq t1, zero, pr4450_instr_cache_invalidated /* if zero instruction cache is absent */
|
||||
nop
|
||||
addiu t0, t1, 1
|
||||
ori t1, zero, 1
|
||||
sllv t1, t1, t0
|
||||
|
||||
/* get max cache Index */
|
||||
srl t2, t3, 22 /* C0_CONFIGPR_IS_SHIFT */
|
||||
andi t2, t2, 0x7 /* C0_CONFIGPR_IS_MASK */
|
||||
addiu t0, t2, 6
|
||||
ori t2, zero, 1
|
||||
sllv t2, t2, t0
|
||||
|
||||
/* get max cache way */
|
||||
srl t3, t3, 16 /* C0_CONFIGPR_IA_SHIFT */
|
||||
andi t3, t3, 0x7 /* C0_CONFIGPR_IA_MASK */
|
||||
addiu t3, t3, 1
|
||||
|
||||
/* total no of cache lines */
|
||||
multu t2, t3 /* max index * max way */
|
||||
mflo t2
|
||||
addiu t2, t2, -1
|
||||
|
||||
move t0, zero
|
||||
pr4450_next_instruction_cache_set:
|
||||
cache Index_Invalidate_I, 0(t0)
|
||||
addu t0, t0, t1 /* add bytes in a line */
|
||||
bne t2, zero, pr4450_next_instruction_cache_set
|
||||
addiu t2, t2, -1 /* reduce no of lines to invalidate by one */
|
||||
pr4450_instr_cache_invalidated:
|
||||
.set pop
|
||||
.endm
|
||||
|
||||
.macro init_dcache
|
||||
.set push
|
||||
.set noreorder
|
||||
move t1, zero
|
||||
|
||||
/* Store Tag Information */
|
||||
mtc0 zero, CP0_TAGLO, 0
|
||||
HAZARD_CP0
|
||||
|
||||
mtc0 zero, CP0_TAGHI, 0
|
||||
HAZARD_CP0
|
||||
|
||||
/* Cache size is 16384 = 512 lines x 32 bytes per line */
|
||||
or t2, zero, (128*4)-1 /* 512 lines */
|
||||
/* Invalidate all lines */
|
||||
2:
|
||||
cache Index_Store_Tag_D, 0(t1)
|
||||
addiu t2, t2, -1
|
||||
bne t2, zero, 2b
|
||||
addiu t1, t1, 32 /* 32 bytes in a line */
|
||||
.set pop
|
||||
.endm
|
||||
|
||||
.macro cachePr4450ICReset
|
||||
.set push
|
||||
.set noreorder
|
||||
|
||||
/* Save CP0 status reg on entry; */
|
||||
/* disable interrupts during cache reset */
|
||||
mfc0 t0, CP0_STATUS /* T0 = interrupt status on entry */
|
||||
HAZARD_CP0
|
||||
|
||||
mtc0 zero, CP0_STATUS /* disable CPU interrupts */
|
||||
HAZARD_CP0
|
||||
|
||||
or t1, zero, zero /* T1 = starting cache index (0) */
|
||||
ori t2, zero, (256 - 1) /* T2 = inst cache set cnt - 1 */
|
||||
|
||||
icache_invd_loop:
|
||||
/* 9 == register t1 */
|
||||
.word (CACHE_OPC | (9 << 21) | (Index_Invalidate_I << 16) | \
|
||||
(0 * ICACHE_SET_SIZE)) /* invalidate inst cache WAY0 */
|
||||
.word (CACHE_OPC | (9 << 21) | (Index_Invalidate_I << 16) | \
|
||||
(1 * ICACHE_SET_SIZE)) /* invalidate inst cache WAY1 */
|
||||
|
||||
addiu t1, t1, ICACHE_LINE_SIZE /* T1 = next cache line index */
|
||||
bne t2, zero, icache_invd_loop /* T2 = 0 if all sets invalidated */
|
||||
addiu t2, t2, -1 /* decrement T2 set cnt (delay slot) */
|
||||
|
||||
/* Initialize the latches in the instruction cache tag */
|
||||
/* that drive the way selection tri-state bus drivers, by doing a */
|
||||
/* dummy load while the instruction cache is still disabled. */
|
||||
/* TODO: Is this needed ? */
|
||||
la t1, KSEG0 /* T1 = cached memory base address */
|
||||
lw zero, 0x0000(t1) /* (dummy read of first memory word) */
|
||||
|
||||
mtc0 t0, CP0_STATUS /* restore interrupt status on entry */
|
||||
HAZARD_CP0
|
||||
.set pop
|
||||
.endm
|
||||
|
||||
.macro cachePr4450DCReset
|
||||
.set push
|
||||
.set noreorder
|
||||
mfc0 t0, CP0_STATUS /* T0 = interrupt status on entry */
|
||||
HAZARD_CP0
|
||||
mtc0 zero, CP0_STATUS /* disable CPU interrupts */
|
||||
HAZARD_CP0
|
||||
|
||||
/* Writeback/invalidate entire data cache sets/ways/lines */
|
||||
or t1, zero, zero /* T1 = starting cache index (0) */
|
||||
ori t2, zero, (DCACHE_SET_COUNT - 1) /* T2 = data cache set cnt - 1 */
|
||||
|
||||
dcache_wbinvd_loop:
|
||||
/* 9 == register t1 */
|
||||
.word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
|
||||
(0 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY0 */
|
||||
.word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
|
||||
(1 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY1 */
|
||||
.word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
|
||||
(2 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY2 */
|
||||
.word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
|
||||
(3 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY3 */
|
||||
|
||||
addiu t1, t1, DCACHE_LINE_SIZE /* T1 = next data cache line index */
|
||||
bne t2, zero, dcache_wbinvd_loop /* T2 = 0 when wbinvd entire cache */
|
||||
addiu t2, t2, -1 /* decrement T2 set cnt (delay slot) */
|
||||
|
||||
/* Initialize the latches in the data cache tag that drive the way
|
||||
selection tri-state bus drivers, by doing a dummy load while the
|
||||
data cache is still in the disabled mode. TODO: Is this needed ? */
|
||||
la t1, KSEG0 /* T1 = cached memory base address */
|
||||
lw zero, 0x0000(t1) /* (dummy read of first memory word) */
|
||||
|
||||
mtc0 t0, CP0_STATUS /* restore interrupt status on entry */
|
||||
HAZARD_CP0
|
||||
.set pop
|
||||
.endm
|
||||
|
||||
#endif /* __ASM_MACH_KERNEL_ENTRY_INIT_H */
|
||||
121
include/asm-mips/mach-pnx8550/nand.h
Normal file
121
include/asm-mips/mach-pnx8550/nand.h
Normal file
|
|
@ -0,0 +1,121 @@
|
|||
#ifndef __PNX8550_NAND_H
|
||||
#define __PNX8550_NAND_H
|
||||
|
||||
#define PNX8550_NAND_BASE_ADDR 0x10000000
|
||||
#define PNX8550_PCIXIO_BASE 0xBBE40000
|
||||
|
||||
#define PNX8550_DMA_EXT_ADDR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x800)
|
||||
#define PNX8550_DMA_INT_ADDR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x804)
|
||||
#define PNX8550_DMA_TRANS_SIZE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x808)
|
||||
#define PNX8550_DMA_CTRL *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x80c)
|
||||
#define PNX8550_XIO_SEL0 *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x814)
|
||||
#define PNX8550_GPXIO_ADDR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x820)
|
||||
#define PNX8550_GPXIO_WR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x824)
|
||||
#define PNX8550_GPXIO_RD *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x828)
|
||||
#define PNX8550_GPXIO_CTRL *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x82C)
|
||||
#define PNX8550_XIO_FLASH_CTRL *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x830)
|
||||
#define PNX8550_GPXIO_INT_STATUS *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb0)
|
||||
#define PNX8550_GPXIO_INT_ENABLE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb4)
|
||||
#define PNX8550_GPXIO_INT_CLEAR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb8)
|
||||
#define PNX8550_DMA_INT_STATUS *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd0)
|
||||
#define PNX8550_DMA_INT_ENABLE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd4)
|
||||
#define PNX8550_DMA_INT_CLEAR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd8)
|
||||
|
||||
#define PNX8550_XIO_SEL0_EN_16BIT 0x00800000
|
||||
#define PNX8550_XIO_SEL0_USE_ACK 0x00400000
|
||||
#define PNX8550_XIO_SEL0_REN_HIGH 0x00100000
|
||||
#define PNX8550_XIO_SEL0_REN_LOW 0x00040000
|
||||
#define PNX8550_XIO_SEL0_WEN_HIGH 0x00010000
|
||||
#define PNX8550_XIO_SEL0_WEN_LOW 0x00004000
|
||||
#define PNX8550_XIO_SEL0_WAIT 0x00000200
|
||||
#define PNX8550_XIO_SEL0_OFFSET 0x00000020
|
||||
#define PNX8550_XIO_SEL0_TYPE_68360 0x00000000
|
||||
#define PNX8550_XIO_SEL0_TYPE_NOR 0x00000008
|
||||
#define PNX8550_XIO_SEL0_TYPE_NAND 0x00000010
|
||||
#define PNX8550_XIO_SEL0_TYPE_IDE 0x00000018
|
||||
#define PNX8550_XIO_SEL0_SIZE_8MB 0x00000000
|
||||
#define PNX8550_XIO_SEL0_SIZE_16MB 0x00000002
|
||||
#define PNX8550_XIO_SEL0_SIZE_32MB 0x00000004
|
||||
#define PNX8550_XIO_SEL0_SIZE_64MB 0x00000006
|
||||
#define PNX8550_XIO_SEL0_ENAB 0x00000001
|
||||
|
||||
#define PNX8550_SEL0_DEFAULT ((PNX8550_XIO_SEL0_EN_16BIT) | \
|
||||
(PNX8550_XIO_SEL0_REN_HIGH*0)| \
|
||||
(PNX8550_XIO_SEL0_REN_LOW*2) | \
|
||||
(PNX8550_XIO_SEL0_WEN_HIGH*0)| \
|
||||
(PNX8550_XIO_SEL0_WEN_LOW*2) | \
|
||||
(PNX8550_XIO_SEL0_WAIT*4) | \
|
||||
(PNX8550_XIO_SEL0_OFFSET*0) | \
|
||||
(PNX8550_XIO_SEL0_TYPE_NAND) | \
|
||||
(PNX8550_XIO_SEL0_SIZE_32MB) | \
|
||||
(PNX8550_XIO_SEL0_ENAB))
|
||||
|
||||
#define PNX8550_GPXIO_PENDING 0x00000200
|
||||
#define PNX8550_GPXIO_DONE 0x00000100
|
||||
#define PNX8550_GPXIO_CLR_DONE 0x00000080
|
||||
#define PNX8550_GPXIO_INIT 0x00000040
|
||||
#define PNX8550_GPXIO_READ_CMD 0x00000010
|
||||
#define PNX8550_GPXIO_BEN 0x0000000F
|
||||
|
||||
#define PNX8550_XIO_FLASH_64MB 0x00200000
|
||||
#define PNX8550_XIO_FLASH_INC_DATA 0x00100000
|
||||
#define PNX8550_XIO_FLASH_CMD_PH 0x000C0000
|
||||
#define PNX8550_XIO_FLASH_CMD_PH2 0x00080000
|
||||
#define PNX8550_XIO_FLASH_CMD_PH1 0x00040000
|
||||
#define PNX8550_XIO_FLASH_CMD_PH0 0x00000000
|
||||
#define PNX8550_XIO_FLASH_ADR_PH 0x00030000
|
||||
#define PNX8550_XIO_FLASH_ADR_PH3 0x00030000
|
||||
#define PNX8550_XIO_FLASH_ADR_PH2 0x00020000
|
||||
#define PNX8550_XIO_FLASH_ADR_PH1 0x00010000
|
||||
#define PNX8550_XIO_FLASH_ADR_PH0 0x00000000
|
||||
#define PNX8550_XIO_FLASH_CMD_B(x) ((x<<8) & 0x0000FF00)
|
||||
#define PNX8550_XIO_FLASH_CMD_A(x) (x & 0x000000FF)
|
||||
|
||||
#define PNX8550_XIO_INT_ACK 0x00004000
|
||||
#define PNX8550_XIO_INT_COMPL 0x00002000
|
||||
#define PNX8550_XIO_INT_NONSUP 0x00000200
|
||||
#define PNX8550_XIO_INT_ABORT 0x00000004
|
||||
|
||||
#define PNX8550_DMA_CTRL_SINGLE_DATA 0x00000400
|
||||
#define PNX8550_DMA_CTRL_SND2XIO 0x00000200
|
||||
#define PNX8550_DMA_CTRL_FIX_ADDR 0x00000100
|
||||
#define PNX8550_DMA_CTRL_BURST_8 0x00000000
|
||||
#define PNX8550_DMA_CTRL_BURST_16 0x00000020
|
||||
#define PNX8550_DMA_CTRL_BURST_32 0x00000040
|
||||
#define PNX8550_DMA_CTRL_BURST_64 0x00000060
|
||||
#define PNX8550_DMA_CTRL_BURST_128 0x00000080
|
||||
#define PNX8550_DMA_CTRL_BURST_256 0x000000A0
|
||||
#define PNX8550_DMA_CTRL_BURST_512 0x000000C0
|
||||
#define PNX8550_DMA_CTRL_BURST_NORES 0x000000E0
|
||||
#define PNX8550_DMA_CTRL_INIT_DMA 0x00000010
|
||||
#define PNX8550_DMA_CTRL_CMD_TYPE 0x0000000F
|
||||
|
||||
/* see PCI system arch, page 100 for the full list: */
|
||||
#define PNX8550_DMA_CTRL_PCI_CMD_READ 0x00000006
|
||||
#define PNX8550_DMA_CTRL_PCI_CMD_WRITE 0x00000007
|
||||
|
||||
#define PNX8550_DMA_INT_STAT_ACK_DONE (1<<14)
|
||||
#define PNX8550_DMA_INT_STAT_DMA_DONE (1<<12)
|
||||
#define PNX8550_DMA_INT_STAT_DMA_ERR (1<<9)
|
||||
#define PNX8550_DMA_INT_STAT_PERR5 (1<<5)
|
||||
#define PNX8550_DMA_INT_STAT_PERR4 (1<<4)
|
||||
#define PNX8550_DMA_INT_STAT_M_ABORT (1<<2)
|
||||
#define PNX8550_DMA_INT_STAT_T_ABORT (1<<1)
|
||||
|
||||
#define PNX8550_DMA_INT_EN_ACK_DONE (1<<14)
|
||||
#define PNX8550_DMA_INT_EN_DMA_DONE (1<<12)
|
||||
#define PNX8550_DMA_INT_EN_DMA_ERR (1<<9)
|
||||
#define PNX8550_DMA_INT_EN_PERR5 (1<<5)
|
||||
#define PNX8550_DMA_INT_EN_PERR4 (1<<4)
|
||||
#define PNX8550_DMA_INT_EN_M_ABORT (1<<2)
|
||||
#define PNX8550_DMA_INT_EN_T_ABORT (1<<1)
|
||||
|
||||
#define PNX8550_DMA_INT_CLR_ACK_DONE (1<<14)
|
||||
#define PNX8550_DMA_INT_CLR_DMA_DONE (1<<12)
|
||||
#define PNX8550_DMA_INT_CLR_DMA_ERR (1<<9)
|
||||
#define PNX8550_DMA_INT_CLR_PERR5 (1<<5)
|
||||
#define PNX8550_DMA_INT_CLR_PERR4 (1<<4)
|
||||
#define PNX8550_DMA_INT_CLR_M_ABORT (1<<2)
|
||||
#define PNX8550_DMA_INT_CLR_T_ABORT (1<<1)
|
||||
|
||||
#endif
|
||||
185
include/asm-mips/mach-pnx8550/pci.h
Normal file
185
include/asm-mips/mach-pnx8550/pci.h
Normal file
|
|
@ -0,0 +1,185 @@
|
|||
/*
|
||||
*
|
||||
* BRIEF MODULE DESCRIPTION
|
||||
* PCI specific definitions
|
||||
*
|
||||
* Author: source@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __PNX8550_PCI_H
|
||||
#define __PNX8550_PCI_H
|
||||
|
||||
#include <linux/types.h>
|
||||
#include <linux/pci.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
|
||||
#define PCI_ACCESS_READ 0
|
||||
#define PCI_ACCESS_WRITE 1
|
||||
|
||||
#define PCI_CMD_IOR 0x20
|
||||
#define PCI_CMD_IOW 0x30
|
||||
#define PCI_CMD_CONFIG_READ 0xa0
|
||||
#define PCI_CMD_CONFIG_WRITE 0xb0
|
||||
|
||||
#define PCI_IO_TIMEOUT 1000
|
||||
#define PCI_IO_RETRY 5
|
||||
/* Timeout for IO and CFG accesses.
|
||||
This is in 1/1024 th of a jiffie(=10ms)
|
||||
i.e. approx 10us */
|
||||
#define PCI_IO_JIFFIES_TIMEOUT 40
|
||||
#define PCI_IO_JIFFIES_SHIFT 10
|
||||
|
||||
#define PCI_BYTE_ENABLE_MASK 0x0000000f
|
||||
#define PCI_CFG_BUS_SHIFT 16
|
||||
#define PCI_CFG_FUNC_SHIFT 8
|
||||
#define PCI_CFG_REG_SHIFT 2
|
||||
|
||||
#define PCI_BASE 0x1be00000
|
||||
#define PCI_SETUP 0x00040010
|
||||
#define PCI_DIS_REQGNT (1<<30)
|
||||
#define PCI_DIS_REQGNTA (1<<29)
|
||||
#define PCI_DIS_REQGNTB (1<<28)
|
||||
#define PCI_D2_SUPPORT (1<<27)
|
||||
#define PCI_D1_SUPPORT (1<<26)
|
||||
#define PCI_EN_TA (1<<24)
|
||||
#define PCI_EN_PCI2MMI (1<<23)
|
||||
#define PCI_EN_XIO (1<<22)
|
||||
#define PCI_BASE18_PREF (1<<21)
|
||||
#define SIZE_16M 0x3
|
||||
#define SIZE_32M 0x4
|
||||
#define SIZE_64M 0x5
|
||||
#define SIZE_128M 0x6
|
||||
#define PCI_SETUP_BASE18_SIZE(X) (X<<18)
|
||||
#define PCI_SETUP_BASE18_EN (1<<17)
|
||||
#define PCI_SETUP_BASE14_PREF (1<<16)
|
||||
#define PCI_SETUP_BASE14_SIZE(X) (X<<12)
|
||||
#define PCI_SETUP_BASE14_EN (1<<11)
|
||||
#define PCI_SETUP_BASE10_PREF (1<<10)
|
||||
#define PCI_SETUP_BASE10_SIZE(X) (X<<7)
|
||||
#define PCI_SETUP_CFGMANAGE_EN (1<<1)
|
||||
#define PCI_SETUP_PCIARB_EN (1<<0)
|
||||
|
||||
#define PCI_CTRL 0x040014
|
||||
#define PCI_SWPB_DCS_PCI (1<<16)
|
||||
#define PCI_SWPB_PCI_PCI (1<<15)
|
||||
#define PCI_SWPB_PCI_DCS (1<<14)
|
||||
#define PCI_REG_WR_POST (1<<13)
|
||||
#define PCI_XIO_WR_POST (1<<12)
|
||||
#define PCI_PCI2_WR_POST (1<<13)
|
||||
#define PCI_PCI1_WR_POST (1<<12)
|
||||
#define PCI_SERR_SEEN (1<<11)
|
||||
#define PCI_B10_SPEC_RD (1<<6)
|
||||
#define PCI_B14_SPEC_RD (1<<5)
|
||||
#define PCI_B18_SPEC_RD (1<<4)
|
||||
#define PCI_B10_NOSUBWORD (1<<3)
|
||||
#define PCI_B14_NOSUBWORD (1<<2)
|
||||
#define PCI_B18_NOSUBWORD (1<<1)
|
||||
#define PCI_RETRY_TMREN (1<<0)
|
||||
|
||||
#define PCI_BASE1_LO 0x040018
|
||||
#define PCI_BASE1_HI 0x04001C
|
||||
#define PCI_BASE2_LO 0x040020
|
||||
#define PCI_BASE2_HI 0x040024
|
||||
#define PCI_RDLIFETIM 0x040028
|
||||
#define PCI_GPPM_ADDR 0x04002C
|
||||
#define PCI_GPPM_WDAT 0x040030
|
||||
#define PCI_GPPM_RDAT 0x040034
|
||||
#define PCI_GPPM_CTRL 0x040038
|
||||
#define GPPM_DONE (1<<10)
|
||||
#define INIT_PCI_CYCLE (1<<9)
|
||||
#define GPPM_CMD(X) (((X)&0xf)<<4)
|
||||
#define GPPM_BYTEEN(X) ((X)&0xf)
|
||||
#define PCI_UNLOCKREG 0x04003C
|
||||
#define UNLOCK_SSID(X) (((X)&0xff)<<8)
|
||||
#define UNLOCK_SETUP(X) (((X)&0xff)<<0)
|
||||
#define UNLOCK_MAGIC 0xCA
|
||||
#define PCI_DEV_VEND_ID 0x040040
|
||||
#define DEVICE_ID(X) (((X)>>16)&0xffff)
|
||||
#define VENDOR_ID(X) (((X)&0xffff))
|
||||
#define PCI_CFG_CMDSTAT 0x040044
|
||||
#define PCI_CFG_STATUS(X) (((X)>>16)&0xffff)
|
||||
#define PCI_CFG_COMMAND(X) ((X)&0xffff)
|
||||
#define PCI_CLASS_REV 0x040048
|
||||
#define PCI_CLASSCODE(X) (((X)>>8)&0xffffff)
|
||||
#define PCI_REVID(X) ((X)&0xff)
|
||||
#define PCI_LAT_TMR 0x04004c
|
||||
#define PCI_BASE10 0x040050
|
||||
#define PCI_BASE14 0x040054
|
||||
#define PCI_BASE18 0x040058
|
||||
#define PCI_SUBSYS_ID 0x04006c
|
||||
#define PCI_CAP_PTR 0x040074
|
||||
#define PCI_CFG_MISC 0x04007c
|
||||
#define PCI_PMC 0x040080
|
||||
#define PCI_PWR_STATE 0x040084
|
||||
#define PCI_IO 0x040088
|
||||
#define PCI_SLVTUNING 0x04008C
|
||||
#define PCI_DMATUNING 0x040090
|
||||
#define PCI_DMAEADDR 0x040800
|
||||
#define PCI_DMAIADDR 0x040804
|
||||
#define PCI_DMALEN 0x040808
|
||||
#define PCI_DMACTRL 0x04080C
|
||||
#define PCI_XIOCTRL 0x040810
|
||||
#define PCI_SEL0PROF 0x040814
|
||||
#define PCI_SEL1PROF 0x040818
|
||||
#define PCI_SEL2PROF 0x04081C
|
||||
#define PCI_GPXIOADDR 0x040820
|
||||
#define PCI_NANDCTRLS 0x400830
|
||||
#define PCI_SEL3PROF 0x040834
|
||||
#define PCI_SEL4PROF 0x040838
|
||||
#define PCI_GPXIO_STAT 0x040FB0
|
||||
#define PCI_GPXIO_IMASK 0x040FB4
|
||||
#define PCI_GPXIO_ICLR 0x040FB8
|
||||
#define PCI_GPXIO_ISET 0x040FBC
|
||||
#define PCI_GPPM_STATUS 0x040FC0
|
||||
#define GPPM_DONE (1<<10)
|
||||
#define GPPM_ERR (1<<9)
|
||||
#define GPPM_MPAR_ERR (1<<8)
|
||||
#define GPPM_PAR_ERR (1<<7)
|
||||
#define GPPM_R_MABORT (1<<2)
|
||||
#define GPPM_R_TABORT (1<<1)
|
||||
#define PCI_GPPM_IMASK 0x040FC4
|
||||
#define PCI_GPPM_ICLR 0x040FC8
|
||||
#define PCI_GPPM_ISET 0x040FCC
|
||||
#define PCI_DMA_STATUS 0x040FD0
|
||||
#define PCI_DMA_IMASK 0x040FD4
|
||||
#define PCI_DMA_ICLR 0x040FD8
|
||||
#define PCI_DMA_ISET 0x040FDC
|
||||
#define PCI_ISTATUS 0x040FE0
|
||||
#define PCI_IMASK 0x040FE4
|
||||
#define PCI_ICLR 0x040FE8
|
||||
#define PCI_ISET 0x040FEC
|
||||
#define PCI_MOD_ID 0x040FFC
|
||||
|
||||
/*
|
||||
* PCI configuration cycle AD bus definition
|
||||
*/
|
||||
/* Type 0 */
|
||||
#define PCI_CFG_TYPE0_REG_SHF 0
|
||||
#define PCI_CFG_TYPE0_FUNC_SHF 8
|
||||
|
||||
/* Type 1 */
|
||||
#define PCI_CFG_TYPE1_REG_SHF 0
|
||||
#define PCI_CFG_TYPE1_FUNC_SHF 8
|
||||
#define PCI_CFG_TYPE1_DEV_SHF 11
|
||||
#define PCI_CFG_TYPE1_BUS_SHF 16
|
||||
|
||||
/*
|
||||
* Ethernet device DP83816 definition
|
||||
*/
|
||||
#define DP83816_IRQ_ETHER 66
|
||||
|
||||
#endif
|
||||
16
include/asm-mips/mach-pnx8550/uart.h
Normal file
16
include/asm-mips/mach-pnx8550/uart.h
Normal file
|
|
@ -0,0 +1,16 @@
|
|||
#ifndef __IP3106_UART_H
|
||||
#define __IP3106_UART_H
|
||||
|
||||
#include <int.h>
|
||||
|
||||
/* early macros for kgdb use. fixme: clean this up */
|
||||
|
||||
#define UART_BASE 0xbbe4a000 /* PNX8550 */
|
||||
|
||||
#define PNX8550_UART_PORT0 (UART_BASE)
|
||||
#define PNX8550_UART_PORT1 (UART_BASE + 0x1000)
|
||||
|
||||
#define PNX8550_UART_INT(x) (PNX8550_INT_GIC_MIN+19+x)
|
||||
#define IRQ_TO_UART(x) (x-PNX8550_INT_GIC_MIN-19)
|
||||
|
||||
#endif
|
||||
32
include/asm-mips/mach-pnx8550/usb.h
Normal file
32
include/asm-mips/mach-pnx8550/usb.h
Normal file
|
|
@ -0,0 +1,32 @@
|
|||
/*
|
||||
*
|
||||
* BRIEF MODULE DESCRIPTION
|
||||
* USB specific definitions
|
||||
*
|
||||
* Author: source@mvista.com
|
||||
*
|
||||
* This program is free software; you can distribute it and/or modify it
|
||||
* under the terms of the GNU General Public License (Version 2) as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __PNX8550_USB_H
|
||||
#define __PNX8550_USB_H
|
||||
|
||||
/*
|
||||
* USB Host controller
|
||||
*/
|
||||
|
||||
#define PNX8550_USB_OHCI_OP_BASE 0x1be48000
|
||||
#define PNX8550_USB_OHCI_OP_LEN 0x1000
|
||||
|
||||
#endif
|
||||
|
|
@ -841,12 +841,24 @@ do { \
|
|||
#define read_c0_count() __read_32bit_c0_register($9, 0)
|
||||
#define write_c0_count(val) __write_32bit_c0_register($9, 0, val)
|
||||
|
||||
#define read_c0_count2() __read_32bit_c0_register($9, 6) /* pnx8550 */
|
||||
#define write_c0_count2(val) __write_32bit_c0_register($9, 6, val)
|
||||
|
||||
#define read_c0_count3() __read_32bit_c0_register($9, 7) /* pnx8550 */
|
||||
#define write_c0_count3(val) __write_32bit_c0_register($9, 7, val)
|
||||
|
||||
#define read_c0_entryhi() __read_ulong_c0_register($10, 0)
|
||||
#define write_c0_entryhi(val) __write_ulong_c0_register($10, 0, val)
|
||||
|
||||
#define read_c0_compare() __read_32bit_c0_register($11, 0)
|
||||
#define write_c0_compare(val) __write_32bit_c0_register($11, 0, val)
|
||||
|
||||
#define read_c0_compare2() __read_32bit_c0_register($11, 6) /* pnx8550 */
|
||||
#define write_c0_compare2(val) __write_32bit_c0_register($11, 6, val)
|
||||
|
||||
#define read_c0_compare3() __read_32bit_c0_register($11, 7) /* pnx8550 */
|
||||
#define write_c0_compare3(val) __write_32bit_c0_register($11, 7, val)
|
||||
|
||||
#define read_c0_status() __read_32bit_c0_register($12, 0)
|
||||
#define write_c0_status(val) __write_32bit_c0_register($12, 0, val)
|
||||
|
||||
|
|
|
|||
|
|
@ -39,7 +39,8 @@
|
|||
#define PORT_RSA 13
|
||||
#define PORT_NS16550A 14
|
||||
#define PORT_XSCALE 15
|
||||
#define PORT_MAX_8250 15 /* max port ID */
|
||||
#define PORT_IP3106 16
|
||||
#define PORT_MAX_8250 16 /* max port ID */
|
||||
|
||||
/*
|
||||
* ARM specific type numbers. These are not currently guaranteed
|
||||
|
|
|
|||
81
include/linux/serial_ip3106.h
Normal file
81
include/linux/serial_ip3106.h
Normal file
|
|
@ -0,0 +1,81 @@
|
|||
/*
|
||||
* Embedded Alley Solutions, source@embeddedalley.com.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#ifndef _LINUX_SERIAL_IP3106_H
|
||||
#define _LINUX_SERIAL_IP3106_H
|
||||
|
||||
#include <linux/serial_core.h>
|
||||
#include <linux/device.h>
|
||||
|
||||
#define IP3106_NR_PORTS 2
|
||||
|
||||
struct ip3106_port {
|
||||
struct uart_port port;
|
||||
struct timer_list timer;
|
||||
unsigned int old_status;
|
||||
};
|
||||
|
||||
/* register offsets */
|
||||
#define IP3106_LCR 0
|
||||
#define IP3106_MCR 0x004
|
||||
#define IP3106_BAUD 0x008
|
||||
#define IP3106_CFG 0x00c
|
||||
#define IP3106_FIFO 0x028
|
||||
#define IP3106_ISTAT 0xfe0
|
||||
#define IP3106_IEN 0xfe4
|
||||
#define IP3106_ICLR 0xfe8
|
||||
#define IP3106_ISET 0xfec
|
||||
#define IP3106_PD 0xff4
|
||||
#define IP3106_MID 0xffc
|
||||
|
||||
#define IP3106_UART_LCR_TXBREAK (1<<30)
|
||||
#define IP3106_UART_LCR_PAREVN 0x10000000
|
||||
#define IP3106_UART_LCR_PAREN 0x08000000
|
||||
#define IP3106_UART_LCR_2STOPB 0x04000000
|
||||
#define IP3106_UART_LCR_8BIT 0x01000000
|
||||
#define IP3106_UART_LCR_TX_RST 0x00040000
|
||||
#define IP3106_UART_LCR_RX_RST 0x00020000
|
||||
#define IP3106_UART_LCR_RX_NEXT 0x00010000
|
||||
|
||||
#define IP3106_UART_MCR_SCR 0xFF000000
|
||||
#define IP3106_UART_MCR_DCD 0x00800000
|
||||
#define IP3106_UART_MCR_CTS 0x00100000
|
||||
#define IP3106_UART_MCR_LOOP 0x00000010
|
||||
#define IP3106_UART_MCR_RTS 0x00000002
|
||||
#define IP3106_UART_MCR_DTR 0x00000001
|
||||
|
||||
#define IP3106_UART_INT_TX 0x00000080
|
||||
#define IP3106_UART_INT_EMPTY 0x00000040
|
||||
#define IP3106_UART_INT_RCVTO 0x00000020
|
||||
#define IP3106_UART_INT_RX 0x00000010
|
||||
#define IP3106_UART_INT_RXOVRN 0x00000008
|
||||
#define IP3106_UART_INT_FRERR 0x00000004
|
||||
#define IP3106_UART_INT_BREAK 0x00000002
|
||||
#define IP3106_UART_INT_PARITY 0x00000001
|
||||
#define IP3106_UART_INT_ALLRX 0x0000003F
|
||||
#define IP3106_UART_INT_ALLTX 0x000000C0
|
||||
|
||||
#define IP3106_UART_FIFO_TXFIFO 0x001F0000
|
||||
#define IP3106_UART_FIFO_TXFIFO_STA (0x1f<<16)
|
||||
#define IP3106_UART_FIFO_RXBRK 0x00008000
|
||||
#define IP3106_UART_FIFO_RXFE 0x00004000
|
||||
#define IP3106_UART_FIFO_RXPAR 0x00002000
|
||||
#define IP3106_UART_FIFO_RXFIFO 0x00001F00
|
||||
#define IP3106_UART_FIFO_RBRTHR 0x000000FF
|
||||
|
||||
#endif
|
||||
Loading…
Reference in a new issue