diff options
Diffstat (limited to 'drivers/video/renesas-r69328.c')
| -rw-r--r-- | drivers/video/renesas-r69328.c | 81 |
1 files changed, 44 insertions, 37 deletions
diff --git a/drivers/video/renesas-r69328.c b/drivers/video/renesas-r69328.c index d2f71694681..ecf89ec021b 100644 --- a/drivers/video/renesas-r69328.c +++ b/drivers/video/renesas-r69328.c @@ -65,37 +65,6 @@ static struct display_timing default_timing = { static int renesas_r69328_enable_backlight(struct udevice *dev) { - struct renesas_r69328_priv *priv = dev_get_priv(dev); - int ret; - - ret = dm_gpio_set_value(&priv->enable_gpio, 1); - if (ret) { - log_err("error changing enable-gpios (%d)\n", ret); - return ret; - } - mdelay(5); - - ret = dm_gpio_set_value(&priv->reset_gpio, 0); - if (ret) { - log_err("error changing reset-gpios (%d)\n", ret); - return ret; - } - mdelay(5); - - ret = dm_gpio_set_value(&priv->reset_gpio, 1); - if (ret) { - log_err("error changing reset-gpios (%d)\n", ret); - return ret; - } - - mdelay(5); - - return 0; -} - -static int renesas_r69328_set_backlight(struct udevice *dev, int percent) -{ - struct renesas_r69328_priv *priv = dev_get_priv(dev); struct mipi_dsi_panel_plat *plat = dev_get_plat(dev); struct mipi_dsi_device *dsi = plat->device; int ret; @@ -153,18 +122,23 @@ static int renesas_r69328_set_backlight(struct udevice *dev, int percent) log_err("failed to set display on: %d\n", ret); return ret; } - mdelay(50); + return 0; +} + +static int renesas_r69328_set_backlight(struct udevice *dev, int percent) +{ + struct renesas_r69328_priv *priv = dev_get_priv(dev); + int ret; + ret = backlight_enable(priv->backlight); if (ret) return ret; - ret = backlight_set_brightness(priv->backlight, percent); - if (ret) - return ret; + mdelay(5); - return 0; + return backlight_set_brightness(priv->backlight, percent); } static int renesas_r69328_timings(struct udevice *dev, @@ -203,6 +177,39 @@ static int renesas_r69328_of_to_plat(struct udevice *dev) return 0; } +static int renesas_r69328_hw_init(struct udevice *dev) +{ + struct renesas_r69328_priv *priv = dev_get_priv(dev); + int ret; + + ret = dm_gpio_set_value(&priv->enable_gpio, 1); + if (ret) { + log_debug("%s: error changing enable-gpios (%d)\n", + __func__, ret); + return ret; + } + mdelay(5); + + 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(5); + + 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(5); + + return 0; +} + static int renesas_r69328_probe(struct udevice *dev) { struct mipi_dsi_panel_plat *plat = dev_get_plat(dev); @@ -212,7 +219,7 @@ static int renesas_r69328_probe(struct udevice *dev) plat->format = MIPI_DSI_FMT_RGB888; plat->mode_flags = MIPI_DSI_MODE_VIDEO; - return 0; + return renesas_r69328_hw_init(dev); } static const struct panel_ops renesas_r69328_ops = { |