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>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
index 9c4513005310..067e4c144bd6 100644
--- 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;
                 }