[U-Boot] [PATCH V2 3/7] ARM: imx: novena: Enable DM GPIO

Marek Vasut
2019-05-17T18:32:16Z

Enable DM GPIO support on iMX6Q Novena and fix up board code
where applicable.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Vagrant Cascadian <vagrant@debian.org>
---
V2: No change
---
board/kosagi/novena/novena.c | 2 ++
board/kosagi/novena/video.c | 3 +++
configs/novena_defconfig | 1 +
3 files changed, 6 insertions(+)

diff --git a/board/kosagi/novena/novena.c b/board/kosagi/novena/novena.c
index 9f2586521d..0750c4667e 100644
--- a/board/kosagi/novena/novena.c
+++ b/board/kosagi/novena/novena.c
@@ -83,6 +83,8 @@ int drv_keyboard_init(void)
.tstc = novena_gpio_button_tstc,
};

+ gpio_request(NOVENA_BUTTON_GPIO, "button");
+
error = input_init(&button_input, 0);
if (error) {
debug("%s: Cannot set up input\n", __func__);
diff --git a/board/kosagi/novena/video.c b/board/kosagi/novena/video.c
index f1351b9e28..7083b6e103 100644
--- a/board/kosagi/novena/video.c
+++ b/board/kosagi/novena/video.c
@@ -270,6 +270,7 @@ static void enable_lvds(struct display_info_t const *dev)
return;

/* ITE IT6251 power enable. */
+ gpio_request(NOVENA_ITE6251_PWR_GPIO, "ite6251-power");
gpio_direction_output(NOVENA_ITE6251_PWR_GPIO, 0);
mdelay(10);
gpio_direction_output(NOVENA_ITE6251_PWR_GPIO, 1);
@@ -447,6 +448,8 @@ void setup_display_lvds(void)
/* Init the LVDS-to-eDP chip and if it succeeded, enable backlight. */
ret = it6251_init();
if (!ret) {
+ gpio_request(NOVENA_BACKLIGHT_PWR_GPIO, "backlight-power");
+ gpio_request(NOVENA_BACKLIGHT_PWM_GPIO, "backlight-pwm");
/* Backlight power enable. */
gpio_direction_output(NOVENA_BACKLIGHT_PWR_GPIO, 1);
/* PWM backlight pin, always on for full brightness. */
diff --git a/configs/novena_defconfig b/configs/novena_defconfig
index 31a32da0dc..c74f635121 100644
--- a/configs/novena_defconfig
+++ b/configs/novena_defconfig
@@ -47,6 +47,7 @@ CONFIG_DEFAULT_DEVICE_TREE="imx6q-novena"
CONFIG_ENV_IS_IN_MMC=y
CONFIG_DM=y
CONFIG_DWC_AHSATA=y
+CONFIG_DM_GPIO=y
CONFIG_FSL_ESDHC=y
CONFIG_PHYLIB=y
CONFIG_PHY_MICREL=y
--
2.20.1