linux/arch/arm/mach-kirkwood/board-dt.c

120 lines
3.1 KiB
C
Raw Normal View History

/*
* Copyright 2012 (C), Jason Cooper <jason@lakedaemon.net>
*
* arch/arm/mach-kirkwood/board-dt.c
*
* Flattened Device Tree board initialization
*
* 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/kernel.h>
#include <linux/init.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/kexec.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/bridge-regs.h>
#include <plat/irq.h>
#include "common.h"
static struct of_device_id kirkwood_dt_match_table[] __initdata = {
{ .compatible = "simple-bus", },
{ }
};
struct of_dev_auxdata kirkwood_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
NULL),
OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL),
OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL),
OF_DEV_AUXDATA("marvell,orion-nand", 0xf4000000, "orion_nand", NULL),
{},
};
static void __init kirkwood_dt_init(void)
{
pr_info("Kirkwood: %s, TCLK=%d.\n", kirkwood_id(), kirkwood_tclk);
/*
* Disable propagation of mbus errors to the CPU local bus,
* as this causes mbus errors (which can occur for example
* for PCI aborts) to throw CPU aborts, which we're not set
* up to deal with.
*/
writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG);
kirkwood_setup_cpu_mbus();
#ifdef CONFIG_CACHE_FEROCEON_L2
kirkwood_l2_init();
#endif
/* Setup root of clk tree */
kirkwood_clk_init();
/* internal devices that every board has */
kirkwood_xor0_init();
kirkwood_xor1_init();
kirkwood_crypto_init();
#ifdef CONFIG_KEXEC
kexec_reinit = kirkwood_enable_pcie;
#endif
if (of_machine_is_compatible("globalscale,dreamplug"))
dreamplug_init();
if (of_machine_is_compatible("dlink,dns-kirkwood"))
dnskw_init();
if (of_machine_is_compatible("iom,iconnect"))
iconnect_init();
if (of_machine_is_compatible("raidsonic,ib-nas62x0"))
ib62x0_init();
if (of_machine_is_compatible("qnap,ts219"))
qnap_dt_ts219_init();
if (of_machine_is_compatible("seagate,goflexnet"))
goflexnet_init();
if (of_machine_is_compatible("buffalo,lsxl"))
lsxl_init();
if (of_machine_is_compatible("iom,ix2-200"))
iomega_ix2_200_init();
of_platform_populate(NULL, kirkwood_dt_match_table,
kirkwood_auxdata_lookup, NULL);
}
static const char *kirkwood_dt_board_compat[] = {
"globalscale,dreamplug",
"dlink,dns-320",
"dlink,dns-325",
"iom,iconnect",
"raidsonic,ib-nas62x0",
"qnap,ts219",
"seagate,goflexnet",
"buffalo,lsxl",
"iom,ix2-200",
NULL
};
DT_MACHINE_START(KIRKWOOD_DT, "Marvell Kirkwood (Flattened Device Tree)")
/* Maintainer: Jason Cooper <jason@lakedaemon.net> */
.map_io = kirkwood_map_io,
.init_early = kirkwood_init_early,
.init_irq = orion_dt_init_irq,
.timer = &kirkwood_timer,
.init_machine = kirkwood_dt_init,
.restart = kirkwood_restart,
.dt_compat = kirkwood_dt_board_compat,
MACHINE_END