video: bridge: ssd2825: make pixel format calculation more obvious

Use switch condition to get pixel format.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>

diff --git a/drivers/video/bridge/ssd2825.c b/drivers/video/bridge/ssd2825.c
index e7c9dc6..eafd9f5 100644 (file)
--- a/drivers/video/bridge/ssd2825.c
+++ b/drivers/video/bridge/ssd2825.c
@@ -351,8 +351,26 @@ static int ssd2825_bridge_attach(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;
+       u8 pixel_format;
        int ret;
 
+       /* Set pixel format */
+       switch (device->format) {
+       case MIPI_DSI_FMT_RGB565:
+               pixel_format = 0x00;
+               break;
+       case MIPI_DSI_FMT_RGB666_PACKED:
+               pixel_format = 0x01;
+               break;
+       case MIPI_DSI_FMT_RGB666:
+               pixel_format = 0x02;
+               break;
+       case MIPI_DSI_FMT_RGB888:
+       default:
+               pixel_format = 0x03;
+               break;
+       }
+
        /* Perform SW reset */
        ssd2825_write_register(dev, SSD2825_OPERATION_CTRL_REG, 0x0100);
 
@@ -371,7 +389,7 @@ static int ssd2825_bridge_attach(struct udevice *dev)
        ssd2825_write_register(dev, SSD2825_RGB_INTERFACE_CTRL_REG_6,
                               SSD2825_HSYNC_HIGH | SSD2825_VSYNC_HIGH |
                               SSD2825_PCKL_HIGH | SSD2825_NON_BURST |
-                              (3 - device->format));
+                              pixel_format);
        ssd2825_write_register(dev, SSD2825_LANE_CONFIGURATION_REG,
                               device->lanes - 1);
        ssd2825_write_register(dev, SSD2825_TEST_REG, 0x0004);