linux/arch/arm/mach-omap2/board-generic.c

158 lines
3.7 KiB
C

/*
* Copyright (C) 2005 Nokia Corporation
* Author: Paul Mundt <paul.mundt@nokia.com>
*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* Modified from the original mach-omap/omap2/board-generic.c did by Paul
* to support the OMAP2+ device tree boards with an unique board file.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/io.h>
#include <linux/of_platform.h>
#include <linux/irqdomain.h>
#include <linux/i2c/twl.h>
#include <mach/hardware.h>
#include <asm/mach/arch.h>
#include <plat/board.h>
#include <plat/common.h>
#include <mach/omap4-common.h>
#include "common-board-devices.h"
/*
* XXX: Still needed to boot until the i2c & twl driver is adapted to
* device-tree
*/
static struct twl4030_platform_data sdp4430_twldata = {
.irq_base = TWL6030_IRQ_BASE,
.irq_end = TWL6030_IRQ_END,
};
static void __init omap4_i2c_init(void)
{
omap4_pmic_init("twl6030", &sdp4430_twldata);
}
static struct twl4030_platform_data beagle_twldata = {
.irq_base = TWL4030_IRQ_BASE,
.irq_end = TWL4030_IRQ_END,
};
static void __init omap3_i2c_init(void)
{
omap3_pmic_init("twl4030", &beagle_twldata);
}
static struct of_device_id omap_dt_match_table[] __initdata = {
{ .compatible = "simple-bus", },
{ .compatible = "ti,omap-infra", },
{ }
};
static struct of_device_id intc_match[] __initdata = {
{ .compatible = "ti,omap3-intc", },
{ .compatible = "arm,cortex-a9-gic", },
{ }
};
static void __init omap_generic_init(void)
{
struct device_node *node = of_find_matching_node(NULL, intc_match);
if (node)
irq_domain_add_simple(node, 0);
omap_serial_init();
omap_sdrc_init(NULL, NULL);
of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);
}
static void __init omap4_init(void)
{
omap4_i2c_init();
omap_generic_init();
}
static void __init omap3_init(void)
{
omap3_i2c_init();
omap_generic_init();
}
#if defined(CONFIG_SOC_OMAP2420)
static const char *omap242x_boards_compat[] __initdata = {
"ti,omap2420",
NULL,
};
DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap242x_map_io,
.init_early = omap2420_init_early,
.init_irq = omap2_init_irq,
.init_machine = omap_generic_init,
.timer = &omap2_timer,
.dt_compat = omap242x_boards_compat,
MACHINE_END
#endif
#if defined(CONFIG_SOC_OMAP2430)
static const char *omap243x_boards_compat[] __initdata = {
"ti,omap2430",
NULL,
};
DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap243x_map_io,
.init_early = omap2430_init_early,
.init_irq = omap2_init_irq,
.init_machine = omap_generic_init,
.timer = &omap2_timer,
.dt_compat = omap243x_boards_compat,
MACHINE_END
#endif
#if defined(CONFIG_ARCH_OMAP3)
static const char *omap3_boards_compat[] __initdata = {
"ti,omap3",
NULL,
};
DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = omap3430_init_early,
.init_irq = omap3_init_irq,
.init_machine = omap3_init,
.timer = &omap3_timer,
.dt_compat = omap3_boards_compat,
MACHINE_END
#endif
#if defined(CONFIG_ARCH_OMAP4)
static const char *omap4_boards_compat[] __initdata = {
"ti,omap4",
NULL,
};
DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap4_map_io,
.init_early = omap4430_init_early,
.init_irq = gic_init_irq,
.init_machine = omap4_init,
.timer = &omap4_timer,
.dt_compat = omap4_boards_compat,
MACHINE_END
#endif