diff options
| author | Simon Glass <sjg@chromium.org> | 2014-10-20 19:48:39 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2014-10-22 10:36:33 -0600 |
| commit | 7f1961018cb494c029fcbb446e6562064735ec5e (patch) | |
| tree | 10089a45751339df4ed17fd12ed1838ed60c0ca5 /board/samsung/smdk5250 | |
| parent | 3a233dbfe9308943122cc2473064bb7e876577f0 (diff) | |
| download | u-boot-imx-7f1961018cb494c029fcbb446e6562064735ec5e.zip u-boot-imx-7f1961018cb494c029fcbb446e6562064735ec5e.tar.gz u-boot-imx-7f1961018cb494c029fcbb446e6562064735ec5e.tar.bz2 | |
dm: exynos: Make sure that GPIOs are requested
With driver model GPIOs must be requested before use. Make sure this is
done correctly.
(Note that the soft SPI part of universal is omitted, since this driver
is about to be replaced with a driver-model-aware version)
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'board/samsung/smdk5250')
| -rw-r--r-- | board/samsung/smdk5250/exynos5-dt.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/board/samsung/smdk5250/exynos5-dt.c b/board/samsung/smdk5250/exynos5-dt.c index d6ce133..53ff706 100644 --- a/board/samsung/smdk5250/exynos5-dt.c +++ b/board/samsung/smdk5250/exynos5-dt.c @@ -29,6 +29,7 @@ DECLARE_GLOBAL_DATA_PTR; static void board_enable_audio_codec(void) { /* Enable MAX98095 Codec */ + gpio_request(EXYNOS5_GPIO_X17, "max98095_enable"); gpio_direction_output(EXYNOS5_GPIO_X17, 1); gpio_set_pull(EXYNOS5_GPIO_X17, S5P_GPIO_PULL_NONE); } @@ -199,16 +200,19 @@ static int board_dp_bridge_setup(void) /* Setup the GPIOs */ /* PD is ACTIVE_LOW, and initially de-asserted */ + gpio_request(EXYNOS5_GPIO_Y25, "dp_bridge_pd"); gpio_set_pull(EXYNOS5_GPIO_Y25, S5P_GPIO_PULL_NONE); gpio_direction_output(EXYNOS5_GPIO_Y25, 1); /* Reset is ACTIVE_LOW */ + gpio_request(EXYNOS5_GPIO_X15, "dp_bridge_reset"); gpio_set_pull(EXYNOS5_GPIO_X15, S5P_GPIO_PULL_NONE); gpio_direction_output(EXYNOS5_GPIO_X15, 0); udelay(10); gpio_set_value(EXYNOS5_GPIO_X15, 1); + gpio_request(EXYNOS5_GPIO_X07, "dp_bridge_hpd"); gpio_direction_input(EXYNOS5_GPIO_X07); /* @@ -236,10 +240,12 @@ static int board_dp_bridge_setup(void) void exynos_cfg_lcd_gpio(void) { /* For Backlight */ + gpio_request(EXYNOS5_GPIO_B20, "lcd_backlight"); gpio_cfg_pin(EXYNOS5_GPIO_B20, S5P_GPIO_OUTPUT); gpio_set_value(EXYNOS5_GPIO_B20, 1); /* LCD power on */ + gpio_request(EXYNOS5_GPIO_X15, "lcd_power"); gpio_cfg_pin(EXYNOS5_GPIO_X15, S5P_GPIO_OUTPUT); gpio_set_value(EXYNOS5_GPIO_X15, 1); @@ -276,6 +282,7 @@ void exynos_backlight_on(unsigned int on) mdelay(10); /* board_dp_backlight_en */ + gpio_request(EXYNOS5_GPIO_X30, "board_dp_backlight_en"); gpio_direction_output(EXYNOS5_GPIO_X30, 1); #endif } |