diff options
Diffstat (limited to 'board/toradex/colibri_t20')
-rw-r--r-- | board/toradex/colibri_t20/colibri_t20.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/board/toradex/colibri_t20/colibri_t20.c b/board/toradex/colibri_t20/colibri_t20.c index 15ab2f586c..67b21d67f6 100644 --- a/board/toradex/colibri_t20/colibri_t20.c +++ b/board/toradex/colibri_t20/colibri_t20.c @@ -232,4 +232,13 @@ void pin_mux_display(void) pinmux_set_func(PMUX_PINGRP_SDC, PMUX_FUNC_PWM); pinmux_tristate_disable(PMUX_PINGRP_SDC); } + +/* + * Backlight off before OS handover + */ +void board_preboot_os(void) +{ + gpio_request(TEGRA_GPIO(T, 4), "BL_ON"); + gpio_direction_output(TEGRA_GPIO(T, 4), 0); +} #endif |