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https://xff.cz/git/u-boot/
synced 2025-09-03 01:32:47 +02:00
video: bridge: ssd2825: shift the init sequence by one step earlier
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:
committed by
Anatolij Gustschin
parent
2a9ce5f127
commit
3573f2f64c
@@ -349,39 +349,6 @@ static int ssd2825_bridge_enable_panel(struct udevice *dev)
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struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
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struct mipi_dsi_device *device = &priv->device;
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struct display_timing *dt = &priv->timing;
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int ret;
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ret = clk_prepare_enable(priv->tx_clk);
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if (ret) {
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log_err("error enabling tx_clk (%d)\n", ret);
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return ret;
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}
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ret = dm_gpio_set_value(&priv->power_gpio, 1);
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if (ret) {
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log_err("error changing power-gpios (%d)\n", ret);
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return ret;
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}
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mdelay(10);
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ret = dm_gpio_set_value(&priv->reset_gpio, 0);
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if (ret) {
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log_err("error changing reset-gpios (%d)\n", ret);
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return ret;
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}
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mdelay(10);
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ret = dm_gpio_set_value(&priv->reset_gpio, 1);
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if (ret) {
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log_err("error changing reset-gpios (%d)\n", ret);
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return ret;
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}
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mdelay(10);
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/* Perform panel HW setup */
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ret = panel_enable_backlight(priv->panel);
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if (ret)
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return ret;
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/* Perform SW reset */
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ssd2825_write_register(dev, SSD2825_OPERATION_CTRL_REG, 0x0100);
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@@ -417,17 +384,15 @@ static int ssd2825_bridge_enable_panel(struct udevice *dev)
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SSD2825_CONF_REG_ECD | SSD2825_CONF_REG_EOT);
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ssd2825_write_register(dev, SSD2825_VC_CTRL_REG, 0x0000);
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/* Set up SW panel configuration */
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ret = panel_set_backlight(priv->panel, BACKLIGHT_DEFAULT);
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if (ret)
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return ret;
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return 0;
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/* Perform panel setup */
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return panel_enable_backlight(priv->panel);
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}
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static int ssd2825_bridge_set_panel(struct udevice *dev, int percent)
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{
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return 0;
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struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
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return panel_set_backlight(priv->panel, percent);
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}
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static int ssd2825_bridge_panel_timings(struct udevice *dev,
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@@ -440,6 +405,45 @@ static int ssd2825_bridge_panel_timings(struct udevice *dev,
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return 0;
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}
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static int ssd2825_bridge_hw_init(struct udevice *dev)
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{
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struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
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int ret;
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ret = clk_prepare_enable(priv->tx_clk);
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if (ret) {
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log_debug("%s: error enabling tx_clk (%d)\n",
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__func__, ret);
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return ret;
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}
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ret = dm_gpio_set_value(&priv->power_gpio, 1);
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if (ret) {
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log_debug("%s: error changing power-gpios (%d)\n",
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__func__, ret);
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return ret;
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}
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mdelay(10);
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ret = dm_gpio_set_value(&priv->reset_gpio, 0);
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if (ret) {
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log_debug("%s: error changing reset-gpios (%d)\n",
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__func__, ret);
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return ret;
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}
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mdelay(10);
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ret = dm_gpio_set_value(&priv->reset_gpio, 1);
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if (ret) {
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log_debug("%s: error changing reset-gpios (%d)\n",
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__func__, ret);
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return ret;
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}
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mdelay(10);
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return 0;
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}
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static int ssd2825_bridge_probe(struct udevice *dev)
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{
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struct ssd2825_bridge_priv *priv = dev_get_priv(dev);
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@@ -496,7 +500,7 @@ static int ssd2825_bridge_probe(struct udevice *dev)
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return PTR_ERR(priv->tx_clk);
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}
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return 0;
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return ssd2825_bridge_hw_init(dev);
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}
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static const struct panel_ops ssd2825_bridge_ops = {
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