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powerpc: Move mpc83xx_add_bridge to fsl_pci.c

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This allows other platforms with the same pci block like MPC5121 to use it.

Signed-off-by: John Rigby <jrigby@freescale.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
John Rigby 2008-06-26 11:07:57 -06:00 committed by Kumar Gala
parent b500563b22
commit 76fe1ffce9
16 changed files with 73 additions and 94 deletions
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2
arch/powerpc/platforms/83xx/Kconfig
View file

@ -3,7 +3,7 @@ menuconfig PPC_83xx
depends on 6xx && PPC_MULTIPLATFORM
select PPC_UDBG_16550
select PPC_PCI_CHOICE
select PPC_INDIRECT_PCI
select FSL_PCI if PCI
select FSL_SOC
select IPIC

1
arch/powerpc/platforms/83xx/Makefile
View file

@ -2,7 +2,6 @@
# Makefile for the PowerPC 83xx linux kernel.
#
obj-y := misc.o usb.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_SUSPEND) += suspend.o suspend-asm.o
obj-$(CONFIG_MPC831x_RDB) += mpc831x_rdb.o
obj-$(CONFIG_MPC832x_RDB) += mpc832x_rdb.o

1
arch/powerpc/platforms/83xx/mpc831x_rdb.c
View file

@ -19,6 +19,7 @@
#include <asm/time.h>
#include <asm/ipic.h>
#include <asm/udbg.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc832x_mds.c
View file

@ -36,6 +36,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/qe.h>
#include <asm/qe_ic.h>

1
arch/powerpc/platforms/83xx/mpc832x_rdb.c
View file

@ -27,6 +27,7 @@
#include <asm/qe.h>
#include <asm/qe_ic.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc834x_itx.c
View file

@ -35,6 +35,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc834x_mds.c
View file

@ -35,6 +35,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc836x_mds.c
View file

@ -42,6 +42,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/qe.h>
#include <asm/qe_ic.h>

1
arch/powerpc/platforms/83xx/mpc836x_rdk.c
View file

@ -23,6 +23,7 @@
#include <asm/qe.h>
#include <asm/qe_ic.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc837x_mds.c
View file

@ -19,6 +19,7 @@
#include <asm/ipic.h>
#include <asm/udbg.h>
#include <asm/prom.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc837x_rdb.c
View file

@ -17,6 +17,7 @@
#include <asm/time.h>
#include <asm/ipic.h>
#include <asm/udbg.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

1
arch/powerpc/platforms/83xx/mpc83xx.h
View file

@ -55,7 +55,6 @@
* mpc83xx_* files. Mostly for use by mpc83xx_setup
*/
extern int mpc83xx_add_bridge(struct device_node *dev);
extern void mpc83xx_restart(char *cmd);
extern long mpc83xx_time_init(void);
extern int mpc834x_usb_cfg(void);

91
arch/powerpc/platforms/83xx/pci.c
View file

@ -1,91 +0,0 @@
/*
* FSL SoC setup code
*
* Maintained by Kumar Gala (see MAINTAINERS for contact information)
*
* 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/stddef.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/module.h>
#include <asm/system.h>
#include <asm/atomic.h>
#include <asm/io.h>
#include <asm/pci-bridge.h>
#include <asm/prom.h>
#include <sysdev/fsl_soc.h>
#undef DEBUG
#ifdef DEBUG
#define DBG(x...) printk(x)
#else
#define DBG(x...)
#endif
int __init mpc83xx_add_bridge(struct device_node *dev)
{
int len;
struct pci_controller *hose;
struct resource rsrc;
const int *bus_range;
int primary = 1, has_address = 0;
phys_addr_t immr = get_immrbase();
DBG("Adding PCI host bridge %s\n", dev->full_name);
/* Fetch host bridge registers address */
has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
/* Get bus range if any */
bus_range = of_get_property(dev, "bus-range", &len);
if (bus_range == NULL || len < 2 * sizeof(int)) {
printk(KERN_WARNING "Can't get bus-range for %s, assume"
" bus 0\n", dev->full_name);
}
ppc_pci_flags |= PPC_PCI_REASSIGN_ALL_BUS;
hose = pcibios_alloc_controller(dev);
if (!hose)
return -ENOMEM;
hose->first_busno = bus_range ? bus_range[0] : 0;
hose->last_busno = bus_range ? bus_range[1] : 0xff;
/* MPC83xx supports up to two host controllers one at 0x8500 from immrbar
* the other at 0x8600, we consider the 0x8500 the primary controller
*/
/* PCI 1 */
if ((rsrc.start & 0xfffff) == 0x8500) {
setup_indirect_pci(hose, immr + 0x8300, immr + 0x8304, 0);
}
/* PCI 2 */
if ((rsrc.start & 0xfffff) == 0x8600) {
setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384, 0);
primary = 0;
}
printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%016llx. "
"Firmware bus number: %d->%d\n",
(unsigned long long)rsrc.start, hose->first_busno,
hose->last_busno);
DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
hose, hose->cfg_addr, hose->cfg_data);
/* Interpret the "ranges" property */
/* This also maps the I/O region and sets isa_io/mem_base */
pci_process_bridge_OF_ranges(hose, dev, primary);
return 0;
}

1
arch/powerpc/platforms/83xx/sbc834x.c
View file

@ -37,6 +37,7 @@
#include <asm/prom.h>
#include <asm/udbg.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "mpc83xx.h"

61
arch/powerpc/sysdev/fsl_pci.c
View file

@ -27,6 +27,7 @@
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx)
/* atmu setup for fsl pci/pcie controller */
void __init setup_pci_atmu(struct pci_controller *hose, struct resource *rsrc)
{
@ -248,3 +249,63 @@ DECLARE_PCI_FIXUP_HEADER(0x1957, PCI_DEVICE_ID_MPC8536, quirk_fsl_pcie_header);
DECLARE_PCI_FIXUP_HEADER(0x1957, PCI_DEVICE_ID_MPC8641, quirk_fsl_pcie_header);
DECLARE_PCI_FIXUP_HEADER(0x1957, PCI_DEVICE_ID_MPC8641D, quirk_fsl_pcie_header);
DECLARE_PCI_FIXUP_HEADER(0x1957, PCI_DEVICE_ID_MPC8610, quirk_fsl_pcie_header);
#endif /* CONFIG_PPC_85xx || CONFIG_PPC_86xx */
#if defined(CONFIG_PPC_83xx)
int __init mpc83xx_add_bridge(struct device_node *dev)
{
int len;
struct pci_controller *hose;
struct resource rsrc;
const int *bus_range;
int primary = 1, has_address = 0;
phys_addr_t immr = get_immrbase();
pr_debug("Adding PCI host bridge %s\n", dev->full_name);
/* Fetch host bridge registers address */
has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
/* Get bus range if any */
bus_range = of_get_property(dev, "bus-range", &len);
if (bus_range == NULL || len < 2 * sizeof(int)) {
printk(KERN_WARNING "Can't get bus-range for %s, assume"
" bus 0\n", dev->full_name);
}
ppc_pci_flags |= PPC_PCI_REASSIGN_ALL_BUS;
hose = pcibios_alloc_controller(dev);
if (!hose)
return -ENOMEM;
hose->first_busno = bus_range ? bus_range[0] : 0;
hose->last_busno = bus_range ? bus_range[1] : 0xff;
/* MPC83xx supports up to two host controllers one at 0x8500 from immrbar
* the other at 0x8600, we consider the 0x8500 the primary controller
*/
/* PCI 1 */
if ((rsrc.start & 0xfffff) == 0x8500) {
setup_indirect_pci(hose, immr + 0x8300, immr + 0x8304, 0);
}
/* PCI 2 */
if ((rsrc.start & 0xfffff) == 0x8600) {
setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384, 0);
primary = 0;
}
printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%016llx. "
"Firmware bus number: %d->%d\n",
(unsigned long long)rsrc.start, hose->first_busno,
hose->last_busno);
pr_debug(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
hose, hose->cfg_addr, hose->cfg_data);
/* Interpret the "ranges" property */
/* This also maps the I/O region and sets isa_io/mem_base */
pci_process_bridge_OF_ranges(hose, dev, primary);
return 0;
}
#endif /* CONFIG_PPC_83xx */

1
arch/powerpc/sysdev/fsl_pci.h
View file

@ -83,6 +83,7 @@ struct ccsr_pci {
extern int fsl_add_bridge(struct device_node *dev, int is_primary);
extern void fsl_pcibios_fixup_bus(struct pci_bus *bus);
extern int mpc83xx_add_bridge(struct device_node *dev);
#endif /* __POWERPC_FSL_PCI_H */
#endif /* __KERNEL__ */