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ARM: MX3: add support for GPIO LEDs on litekit db 

The names are chosen to match the silkscreen.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
hifive-unleashed-5.1
Daniel Mack 2009-11-19 12:02:10 +01:00 committed by Sascha Hauer
parent a050c8e9b7
commit 81057f3286
1 changed files with 33 additions and 0 deletions
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33
arch/arm/mach-mx3/mx31lite-db.c
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@ -29,6 +29,8 @@
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@ -153,6 +155,36 @@ static struct spi_imx_master spi0_pdata = {
.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
};
/* GPIO LEDs */
static struct gpio_led litekit_leds[] = {
{
.name = "GPIO0",
.gpio = IOMUX_TO_GPIO(MX31_PIN_COMPARE),
.active_low = 1,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
},
{
.name = "GPIO1",
.gpio = IOMUX_TO_GPIO(MX31_PIN_CAPTURE),
.active_low = 1,
.default_state = LEDS_GPIO_DEFSTATE_OFF,
}
};
static struct gpio_led_platform_data litekit_led_platform_data = {
.leds = litekit_leds,
.num_leds = ARRAY_SIZE(litekit_leds),
};
static struct platform_device litekit_led_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &litekit_led_platform_data,
},
};
void __init mx31lite_db_init(void)
{
mxc_iomux_setup_multiple_pins(litekit_db_board_pins,
@ -161,5 +193,6 @@ void __init mx31lite_db_init(void)
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxcsdhc_device0, &mmc_pdata);
mxc_register_device(&mxc_spi_device0, &spi0_pdata);
platform_device_register(&litekit_led_device);
}