From de7d2b82e1d37d435e0b93009a6a472b54b9d6a1 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 15 Mar 2023 02:39:25 +0000
Subject: [PATCH] add support mipi 1280x800_LCD
---
u-boot/drivers/video/drm/rockchip_panel.c | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/u-boot/drivers/video/drm/rockchip_panel.c b/u-boot/drivers/video/drm/rockchip_panel.c
index 652e748..570bc99 100755
--- a/u-boot/drivers/video/drm/rockchip_panel.c
+++ b/u-boot/drivers/video/drm/rockchip_panel.c
@@ -69,6 +69,8 @@
struct gpio_desc reset_gpio;
struct gpio_desc edp_bl_on;
struct gpio_desc edp_bl_en;
+ struct gpio_desc vcc_5v;
+ struct gpio_desc vddio_mipi;
struct gpio_desc lvds_gpio0;
struct gpio_desc lvds_gpio1;
@@ -283,6 +285,19 @@
if (priv->prepared)
return;
+ /*mipi */
+ if (dm_gpio_is_valid(&priv->vddio_mipi))
+ dm_gpio_set_value(&priv->vddio_mipi, 1);
+ mdelay(20);
+
+ if (dm_gpio_is_valid(&priv->vcc_5v))
+ dm_gpio_set_value(&priv->vcc_5v, 1);
+
+ ret = dm_gpio_get_value(&priv->vcc_5v);
+ printf("troy test get vcc_5v : %d \n",ret);
+ ret = dm_gpio_get_value(&priv->vddio_mipi);
+ printf("troy test get vddio-mipi : %d \n",ret);
+ /*mipi end*/
/*7511 LVDS IO Control start*/
printk("nodka_lvds_index = %d\n",plat->lvds_index);
@@ -500,6 +515,20 @@
int ret;
const char *cmd_type;
+ ret = gpio_request_by_name(dev, "vcc-5v-gpio", 0,
+ &priv->vcc_5v, GPIOD_IS_OUT);
+ if (ret && ret != -ENOENT) {
+ printf("%s: Cannot get vcc-5v-gpio: %d\n", __func__, ret);
+ return ret;
+ }
+
+ ret = gpio_request_by_name(dev, "vddio-mipi", 0,
+ &priv->vddio_mipi, GPIOD_IS_OUT);
+ if (ret && ret != -ENOENT) {
+ printf("%s: Cannot get vddio-mipi: %d\n", __func__, ret);
+ return ret;
+ }
+
ret = gpio_request_by_name(dev, "edp-bl-gpios", 0,
&priv->edp_bl_on, GPIOD_IS_OUT);
if (ret && ret != -ENOENT) {
--
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