dany/u-boot-megous
1
0
Fork 0
mirror of https://xff.cz/git/u-boot/ synced 2025-09-30 06:51:28 +02:00
Code Issues Packages Projects Releases Wiki Activity

video: bridge: ssd2825: shift the init sequence by one step earlier

Browse Source 
Shift all setup stages one step earlier to better fit the
existing uclass.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
This commit is contained in:
Svyatoslav Ryhel
2024-01-31 08:57:20 +02:00
committed by Anatolij Gustschin
parent 2a9ce5f127
commit 3573f2f64c
1 changed files with 45 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
drivers/video/bridge/ssd2825.c
View File

@@ -349,39 +349,6 @@ static int ssd2825_bridge_enable_panel(struct udevice *dev)
struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
struct mipi_dsi_device *device = &priv->device;
struct display_timing *dt = &priv->timing;
int ret;
ret = clk_prepare_enable(priv->tx_clk);
if (ret) {
log_err("error enabling tx_clk (%d)\n", ret);
return ret;
}
ret = dm_gpio_set_value(&priv->power_gpio, 1);
if (ret) {
log_err("error changing power-gpios (%d)\n", ret);
return ret;
}
mdelay(10);
ret = dm_gpio_set_value(&priv->reset_gpio, 0);
if (ret) {
log_err("error changing reset-gpios (%d)\n", ret);
return ret;
}
mdelay(10);
ret = dm_gpio_set_value(&priv->reset_gpio, 1);
if (ret) {
log_err("error changing reset-gpios (%d)\n", ret);
return ret;
}
mdelay(10);
/* Perform panel HW setup */
ret = panel_enable_backlight(priv->panel);
if (ret)
return ret;
/* Perform SW reset */
ssd2825_write_register(dev, SSD2825_OPERATION_CTRL_REG, 0x0100);
@@ -417,17 +384,15 @@ static int ssd2825_bridge_enable_panel(struct udevice *dev)
SSD2825_CONF_REG_ECD | SSD2825_CONF_REG_EOT);
ssd2825_write_register(dev, SSD2825_VC_CTRL_REG, 0x0000);
/* Set up SW panel configuration */
ret = panel_set_backlight(priv->panel, BACKLIGHT_DEFAULT);
if (ret)
return ret;
return 0;
/* Perform panel setup */
return panel_enable_backlight(priv->panel);
}
static int ssd2825_bridge_set_panel(struct udevice *dev, int percent)
{
return 0;
struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
return panel_set_backlight(priv->panel, percent);
}
static int ssd2825_bridge_panel_timings(struct udevice *dev,
@@ -440,6 +405,45 @@ static int ssd2825_bridge_panel_timings(struct udevice *dev,
return 0;
}
static int ssd2825_bridge_hw_init(struct udevice *dev)
{
struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
int ret;
ret = clk_prepare_enable(priv->tx_clk);
if (ret) {
log_debug("%s: error enabling tx_clk (%d)\n",
__func__, ret);
return ret;
}
ret = dm_gpio_set_value(&priv->power_gpio, 1);
if (ret) {
log_debug("%s: error changing power-gpios (%d)\n",
__func__, ret);
return ret;
}
mdelay(10);
ret = dm_gpio_set_value(&priv->reset_gpio, 0);
if (ret) {
log_debug("%s: error changing reset-gpios (%d)\n",
__func__, ret);
return ret;
}
mdelay(10);
ret = dm_gpio_set_value(&priv->reset_gpio, 1);
if (ret) {
log_debug("%s: error changing reset-gpios (%d)\n",
__func__, ret);
return ret;
}
mdelay(10);
return 0;
}
static int ssd2825_bridge_probe(struct udevice *dev)
{
struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
@@ -496,7 +500,7 @@ static int ssd2825_bridge_probe(struct udevice *dev)
return PTR_ERR(priv->tx_clk);
}
return 0;
return ssd2825_bridge_hw_init(dev);
}
static const struct panel_ops ssd2825_bridge_ops = {