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/*
* linux/arch/arm/mach-omap2/board-cm-t3517.c
*
* Support for the CompuLab CM-T3517 modules
*
* Copyright (C) 2010 CompuLab, Ltd.
* Author: Igor Grinberg <grinberg@compulab.co.il>
*
* 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.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/rtc-v3020.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <plat/board.h>
#include <plat/common.h>
#include <plat/control.h>
#include "mux.h"
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
static struct gpio_led cm_t3517_leds[] = {
[0] = {
.gpio = 186,
.name = "cm-t3517:green",
.default_trigger = "heartbeat",
.active_low = 0,
},
};
static struct gpio_led_platform_data cm_t3517_led_pdata = {
.num_leds = ARRAY_SIZE(cm_t3517_leds),
.leds = cm_t3517_leds,
};
static struct platform_device cm_t3517_led_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &cm_t3517_led_pdata,
},
};
static void __init cm_t3517_init_leds(void)
{
platform_device_register(&cm_t3517_led_device);
}
#else
static inline void cm_t3517_init_leds(void) {}
#endif
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
#define RTC_IO_GPIO (153)
#define RTC_WR_GPIO (154)
#define RTC_RD_GPIO (160)
#define RTC_CS_GPIO (163)
struct v3020_platform_data cm_t3517_v3020_pdata = {
.use_gpio = 1,
.gpio_cs = RTC_CS_GPIO,
.gpio_wr = RTC_WR_GPIO,
.gpio_rd = RTC_RD_GPIO,
.gpio_io = RTC_IO_GPIO,
};
static struct platform_device cm_t3517_rtc_device = {
.name = "v3020",
.id = -1,
.dev = {
.platform_data = &cm_t3517_v3020_pdata,
}
};
static void __init cm_t3517_init_rtc(void)
{
platform_device_register(&cm_t3517_rtc_device);
}
#else
static inline void cm_t3517_init_rtc(void) {}
#endif
static struct omap_board_config_kernel cm_t3517_config[] __initdata = {
};
static void __init cm_t3517_init_irq(void)
{
omap_board_config = cm_t3517_config;
omap_board_config_size = ARRAY_SIZE(cm_t3517_config);
omap2_init_common_hw(NULL, NULL);
omap_init_irq();
omap_gpio_init();
}
static struct omap_board_mux board_mux[] __initdata = {
/* GPIO186 - Green LED */
OMAP3_MUX(SYS_CLKOUT2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
/* RTC GPIOs: IO, WR#, RD#, CS# */
OMAP3_MUX(MCBSP4_DR, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
OMAP3_MUX(MCBSP4_DX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
static void __init cm_t3517_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
omap_serial_init();
cm_t3517_init_leds();
cm_t3517_init_rtc();
}
MACHINE_START(CM_T3517, "Compulab CM-T3517")
.phys_io = 0x48000000,
.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
.boot_params = 0x80000100,
.map_io = omap3_map_io,
.reserve = omap_reserve,
.init_irq = cm_t3517_init_irq,
.init_machine = cm_t3517_init,
.timer = &omap_timer,
MACHINE_END
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