diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-mx31moboard.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-mx31moboard.c | 52 |
1 files changed, 36 insertions, 16 deletions
diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c index eaa51e4..9326915 100644 --- a/arch/arm/mach-imx/mach-mx31moboard.c +++ b/arch/arm/mach-imx/mach-mx31moboard.c @@ -18,6 +18,7 @@ #include <linux/gpio.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/moduleparam.h> #include <linux/leds.h> #include <linux/memory.h> #include <linux/mtd/physmap.h> @@ -28,6 +29,10 @@ #include <linux/spi/spi.h> #include <linux/types.h> #include <linux/memblock.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/err.h> +#include <linux/input.h> #include <linux/usb/otg.h> #include <linux/usb/ulpi.h> @@ -222,7 +227,7 @@ static struct mc13xxx_regulator_init_data moboard_regulators[] = { }, }; -static struct mc13783_led_platform_data moboard_led[] = { +static struct mc13xxx_led_platform_data moboard_led[] = { { .id = MC13783_LED_R1, .name = "coreboard-led-4:red", @@ -255,7 +260,7 @@ static struct mc13783_led_platform_data moboard_led[] = { }, }; -static struct mc13783_leds_platform_data moboard_leds = { +static struct mc13xxx_leds_platform_data moboard_leds = { .num_leds = ARRAY_SIZE(moboard_led), .led = moboard_led, .flags = MC13783_LED_SLEWLIMTC, @@ -264,14 +269,20 @@ static struct mc13783_leds_platform_data moboard_leds = { .tc2_period = MC13783_LED_PERIOD_10MS, }; +static struct mc13xxx_buttons_platform_data moboard_buttons = { + .b1on_flags = MC13783_BUTTON_DBNC_750MS | MC13783_BUTTON_ENABLE | + MC13783_BUTTON_POL_INVERT, + .b1on_key = KEY_POWER, +}; + static struct mc13xxx_platform_data moboard_pmic = { .regulators = { .regulators = moboard_regulators, .num_regulators = ARRAY_SIZE(moboard_regulators), }, .leds = &moboard_leds, - .flags = MC13XXX_USE_REGULATOR | MC13XXX_USE_RTC | - MC13XXX_USE_ADC | MC13XXX_USE_LED, + .buttons = &moboard_buttons, + .flags = MC13XXX_USE_RTC | MC13XXX_USE_ADC, }; static struct spi_board_info moboard_spi_board_info[] __initdata = { @@ -425,7 +436,7 @@ static int __init moboard_usbh2_init(void) return 0; } -static struct gpio_led mx31moboard_leds[] = { +static const struct gpio_led mx31moboard_leds[] __initconst = { { .name = "coreboard-led-0:red:running", .default_trigger = "heartbeat", @@ -442,26 +453,17 @@ static struct gpio_led mx31moboard_leds[] = { }, }; -static struct gpio_led_platform_data mx31moboard_led_pdata = { +static const struct gpio_led_platform_data mx31moboard_led_pdata __initconst = { .num_leds = ARRAY_SIZE(mx31moboard_leds), .leds = mx31moboard_leds, }; -static struct platform_device mx31moboard_leds_device = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &mx31moboard_led_pdata, - }, -}; - static const struct ipu_platform_data mx3_ipu_data __initconst = { .irq_base = MXC_IPU_IRQ_START, }; static struct platform_device *devices[] __initdata = { &mx31moboard_flash, - &mx31moboard_leds_device, }; static struct mx3_camera_pdata camera_pdata __initdata = { @@ -499,6 +501,18 @@ err: } +static void mx31moboard_poweroff(void) +{ + struct clk *clk = clk_get_sys("imx2-wdt.0", NULL); + + if (!IS_ERR(clk)) + clk_enable(clk); + + mxc_iomux_mode(MX31_PIN_WATCHDOG_RST__WATCHDOG_RST); + + __raw_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR)); +} + static int mx31moboard_baseboard; core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); @@ -507,10 +521,13 @@ core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); */ static void __init mx31moboard_init(void) { + imx31_soc_init(); + mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins), "moboard"); platform_add_devices(devices, ARRAY_SIZE(devices)); + gpio_led_register_device(-1, &mx31moboard_led_pdata); imx31_add_imx_uart0(&uart0_pdata); imx31_add_imx_uart4(&uart4_pdata); @@ -534,6 +551,8 @@ static void __init mx31moboard_init(void) moboard_usbh2_init(); + pm_power_off = mx31moboard_poweroff; + switch (mx31moboard_baseboard) { case MX31NOBOARD: break; @@ -573,11 +592,12 @@ static void __init mx31moboard_reserve(void) MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard") /* Maintainer: Valentin Longchamp, EPFL Mobots group */ - .boot_params = MX3x_PHYS_OFFSET + 0x100, + .atag_offset = 0x100, .reserve = mx31moboard_reserve, .map_io = mx31_map_io, .init_early = imx31_init_early, .init_irq = mx31_init_irq, + .handle_irq = imx31_handle_irq, .timer = &mx31moboard_timer, .init_machine = mx31moboard_init, MACHINE_END |