[U-Boot] [PATCH 0/3] gpio_led driver updates

This simple series enhances the gpio_led driver a bit by some documentation, checking the return value of gpio_request() call, and finally adding support for inverted polarity GPIOs.

Igor Grinberg (3): README: document the CONFIG_GPIO_LED symbol gpio_led: check gpio_request() return value gpio_led: add support for inverted polarity

README | 15 +++++++++++++++ drivers/misc/gpio_led.c | 33 ++++++++++++++++++++++++++++++--- 2 files changed, 45 insertions(+), 3 deletions(-)