From f658d7975f2e7232786190002ddd24d6b92ba965 Mon Sep 17 00:00:00 2001 From: Denys Dmytriyenko Date: Mon, 17 Oct 2011 02:00:39 -0400 Subject: [PATCH] am335x-evm: hack in LED support for beaglebone Signed-off-by: Koen Kooi Signed-off-by: Denys Dmytriyenko --- arch/arm/mach-omap2/board-am335xevm.c | 63 +++++++++++++++++++++++++++++++++ 1 files changed, 63 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c index 87eec7b..3a3c55b 100644 --- a/arch/arm/mach-omap2/board-am335xevm.c +++ b/arch/arm/mach-omap2/board-am335xevm.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -588,6 +589,58 @@ static struct pinmux_config usb1_pin_mux[] = { {NULL, 0}, }; +/* LEDS - gpio1_21 -> gpio1_24 */ + +#define BEAGLEBONE_USR1_LED GPIO_TO_PIN(1, 21) +#define BEAGLEBONE_USR2_LED GPIO_TO_PIN(1, 22) +#define BEAGLEBONE_USR3_LED GPIO_TO_PIN(1, 23) +#define BEAGLEBONE_USR4_LED GPIO_TO_PIN(1, 24) + +static struct gpio_led gpio_leds[] = { + { + .name = "beaglebone::usr0", + .default_trigger = "heartbeat", + .gpio = BEAGLEBONE_USR1_LED, + }, + { + .name = "beaglebone::usr1", + .default_trigger = "mmc0", + .gpio = BEAGLEBONE_USR2_LED, + }, + { + .name = "beaglebone::usr2", + .gpio = BEAGLEBONE_USR3_LED, + }, + { + .name = "beaglebone::usr3", + .gpio = BEAGLEBONE_USR4_LED, + }, +}; + +static struct gpio_led_platform_data gpio_led_info = { + .leds = gpio_leds, + .num_leds = ARRAY_SIZE(gpio_leds), +}; + +static struct platform_device leds_gpio = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &gpio_led_info, + }, +}; + +static struct platform_device *bone_devices[] __initdata = { + &leds_gpio, +}; + +static struct pinmux_config boneled_pin_mux[] = { + {"gpmc_a5.rgmii2_td0", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio 21 + {"gpmc_a6.rgmii2_tclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio22 + {"gpmc_a7.rgmii2_rclk", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio23 + {"gpmc_a8.rgmii2_rd3", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT}, // gpio 24 +}; + /* Module pin mux for eCAP0 */ static struct pinmux_config ecap0_pin_mux[] = { {"ecap0_in_pwm0_out.gpio0_7", AM33XX_PIN_OUTPUT}, @@ -696,6 +749,15 @@ static void tsc_init(int evm_id, int profile) pr_err("failed to register touchscreen device\n"); } +static void bone_leds_init(int evm_id, int profil ) +{ + int err; + setup_pin_mux(boneled_pin_mux); + err = platform_add_devices(bone_devices, ARRAY_SIZE(bone_devices)); + if (err) + pr_err("failed to register LEDS\n"); +} + static void rgmii1_init(int evm_id, int profile) { setup_pin_mux(rgmii1_pin_mux); @@ -1101,6 +1163,7 @@ static struct evm_dev_cfg beaglebone_dev_cfg[] = { {usb0_init, DEV_ON_BASEBOARD, PROFILE_NONE}, {usb1_init, DEV_ON_BASEBOARD, PROFILE_NONE}, {mmc0_init, DEV_ON_BASEBOARD, PROFILE_NONE}, + {bone_leds_init, DEV_ON_BASEBOARD, PROFILE_ALL}, {NULL, 0, 0}, }; -- 1.7.0.4