Add support for white LED colour present on many devices.
Signed-off-by: Christian Marangi ansuelsmth@gmail.com --- cmd/legacy_led.c | 6 ++++++ common/board_f.c | 2 ++ drivers/led/Kconfig | 14 ++++++++++++++ drivers/misc/gpio_led.c | 12 ++++++++++++ include/status_led.h | 4 ++++ 5 files changed, 38 insertions(+)
diff --git a/cmd/legacy_led.c b/cmd/legacy_led.c index 5256255f052..40dbc05a651 100644 --- a/cmd/legacy_led.c +++ b/cmd/legacy_led.c @@ -57,6 +57,9 @@ static const led_tbl_t led_commands[] = { #endif #ifdef CONFIG_LED_STATUS_BLUE { "blue", CONFIG_LED_STATUS_BLUE, blue_led_off, blue_led_on, NULL }, +#endif +#ifdef CONFIG_LED_STATUS_WHITE + { "white", CONFIG_LED_STATUS_WHITE, white_led_off, white_led_on, NULL }, #endif { NULL, 0, NULL, NULL, NULL } }; @@ -180,6 +183,9 @@ U_BOOT_CMD( #endif #ifdef CONFIG_LED_STATUS_BLUE "blue|" +#endif +#ifdef CONFIG_LED_STATUS_WHITE + "white|" #endif "all] [on|off|toggle|blink] [blink-freq in ms]", "[led_name] [on|off|toggle|blink] sets or clears led(s)" diff --git a/common/board_f.c b/common/board_f.c index 039d6d712d0..54e2009339e 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -72,6 +72,8 @@ __weak void yellow_led_on(void) {} __weak void yellow_led_off(void) {} __weak void blue_led_on(void) {} __weak void blue_led_off(void) {} +__weak void white_led_on(void) {} +__weak void white_led_off(void) {}
/* * Why is gd allocated a register? Prior to reloc it might be better to diff --git a/drivers/led/Kconfig b/drivers/led/Kconfig index 9837960198d..6c4f02d71f2 100644 --- a/drivers/led/Kconfig +++ b/drivers/led/Kconfig @@ -415,6 +415,20 @@ config LED_STATUS_GREEN
endif # LED_STATUS_GREEN_ENABLE
+config LED_STATUS_WHITE_ENABLE + bool "Enable white LED" + help + Enable white status LED. + +if LED_STATUS_WHITE_ENABLE + +config LED_STATUS_WHITE + int "White LED identification" + help + Valid enabled LED device number (0-5). + +endif # LED_STATUS_WHITE_ENABLE + config LED_STATUS_CMD bool "Enable status LED commands"
diff --git a/drivers/misc/gpio_led.c b/drivers/misc/gpio_led.c index 0f3682e1465..de84c206b6b 100644 --- a/drivers/misc/gpio_led.c +++ b/drivers/misc/gpio_led.c @@ -112,3 +112,15 @@ void blue_led_off(void) __led_set(GPIO_BIT(CONFIG_LED_STATUS_BLUE), CONFIG_LED_STATUS_OFF); } #endif + +#ifdef CONFIG_LED_STATUS_WHITE +void white_led_on(void) +{ + __led_set(GPIO_BIT(CONFIG_LED_STATUS_WHITE), CONFIG_LED_STATUS_ON); +} + +void white_led_off(void) +{ + __led_set(GPIO_BIT(CONFIG_LED_STATUS_WHITE), CONFIG_LED_STATUS_OFF); +} +#endif diff --git a/include/status_led.h b/include/status_led.h index 6707ab1d29d..5ce4522b029 100644 --- a/include/status_led.h +++ b/include/status_led.h @@ -87,6 +87,8 @@ void yellow_led_on(void); void yellow_led_off(void); void blue_led_on(void); void blue_led_off(void); +void white_led_on(void); +void white_led_off(void); #else .extern LED_init .extern red_led_on @@ -97,6 +99,8 @@ void blue_led_off(void); .extern green_led_off .extern blue_led_on .extern blue_led_off + .extern white_led_on + .extern white_led_off #endif
#endif /* _STATUS_LED_H_ */