drm: atmel-hlcdc: add RGB565 and RGB444 output support

The HLCDC IP supports RGB565 and RGB444 output formats.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
index 9c45130053106808c35b8dc9173942c5b5297bfc..067e4c144bd60813958319a8b1cffa2ea5b5d4c8 100644 (file)
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
@@ -126,12 +126,16 @@ atmel_hlcdc_rgb_encoder_mode_set(struct drm_encoder *encoder,
 
        if (info->num_bus_formats) {
                switch (info->bus_formats[0]) {
+               case MEDIA_BUS_FMT_RGB565_1X16:
+                       cfg |= ATMEL_HLCDC_CONNECTOR_RGB565 << 8;
+                       break;
                case MEDIA_BUS_FMT_RGB666_1X18:
                        cfg |= ATMEL_HLCDC_CONNECTOR_RGB666 << 8;
                        break;
                case MEDIA_BUS_FMT_RGB888_1X24:
                        cfg |= ATMEL_HLCDC_CONNECTOR_RGB888 << 8;
                        break;
+               case MEDIA_BUS_FMT_RGB444_1X12:
                default:
                        break;
                }