[PATCH v1 10/13] video: bridge: ssd2825: make pixel format calculation more obvious

[Svyatoslav Ryhel]

Use switch condition to get pixel format.

Signed-off-by: Svyatoslav Ryhel <clamor95 at gmail.com>
---
 drivers/video/bridge/ssd2825.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/drivers/video/bridge/ssd2825.c b/drivers/video/bridge/ssd2825.c
index e7c9dc6b62b..eafd9f55913 100644
--- 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);
-- 
2.43.0