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| 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/smdk5420 | |
| parent | 3a233dbfe9308943122cc2473064bb7e876577f0 (diff) | |
| download | talos-obmc-uboot-7f1961018cb494c029fcbb446e6562064735ec5e.tar.gz talos-obmc-uboot-7f1961018cb494c029fcbb446e6562064735ec5e.zip | |
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/smdk5420')
| -rw-r--r-- | board/samsung/smdk5420/smdk5420.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/board/samsung/smdk5420/smdk5420.c b/board/samsung/smdk5420/smdk5420.c index 47998abeaf..a691222b8b 100644 --- a/board/samsung/smdk5420/smdk5420.c +++ b/board/samsung/smdk5420/smdk5420.c @@ -74,9 +74,12 @@ void exynos_lcd_power_on(void) mdelay(5); /* TODO(ajaykumar.rs@samsung.com): Use device tree */ + gpio_request(EXYNOS5420_GPIO_X35, "edp_slp#"); gpio_direction_output(EXYNOS5420_GPIO_X35, 1); /* EDP_SLP# */ mdelay(10); + gpio_request(EXYNOS5420_GPIO_Y77, "edp_rst#"); gpio_direction_output(EXYNOS5420_GPIO_Y77, 1); /* EDP_RST# */ + gpio_request(EXYNOS5420_GPIO_X26, "edp_hpd"); gpio_direction_input(EXYNOS5420_GPIO_X26); /* EDP_HPD */ gpio_set_pull(EXYNOS5420_GPIO_X26, S5P_GPIO_PULL_NONE); @@ -88,6 +91,7 @@ void exynos_lcd_power_on(void) void exynos_backlight_on(unsigned int onoff) { /* For PWM */ + gpio_request(EXYNOS5420_GPIO_B20, "backlight_on"); gpio_cfg_pin(EXYNOS5420_GPIO_B20, S5P_GPIO_FUNC(0x1)); gpio_set_value(EXYNOS5420_GPIO_B20, 1); |
