From: Boris Brezillon <boris.brezillon@free-electrons.com>
Date: Tue, 6 Jan 2015 10:18:09 +0000 (+0100)
Subject: drm: atmel-hlcdc: add RGB565 and RGB444 output support
X-Git-Tag: firefly_0821_release~176^2~1083^2~25^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=923f869846014ac56937690a7cc968414a1e92d0;p=firefly-linux-kernel-4.4.55.git

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 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;
 		}