24-bit GBR order is needed on the display interface connected
to the Television Encoder (TVEv2) on i.MX53.
Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
drivers/staging/imx-drm/imx-drm.h | 10 ++++++++++
drivers/staging/imx-drm/ipu-v3/ipu-dc.c | 10 ++++++++++
2 files changed, 20 insertions(+)
diff --git a/drivers/staging/imx-drm/imx-drm.h
b/drivers/staging/imx-drm/imx-drm.h
index ae28a49..a24508f 100644
--- a/drivers/staging/imx-drm/imx-drm.h
+++ b/drivers/staging/imx-drm/imx-drm.h
@@ -1,8 +1,18 @@
#ifndef _IMX_DRM_H_
#define _IMX_DRM_H_
+#include <linux/videodev2.h>
+
+#define IPU_PIX_FMT_GBR24 v4l2_fourcc('G', 'B', 'R', '3')
+
+struct drm_crtc;
+struct drm_connector;
+struct drm_device;
+struct drm_encoder;
struct imx_drm_crtc;
struct drm_fbdev_cma;
+struct drm_framebuffer;
+struct platform_device;
struct imx_drm_crtc_helper_funcs {
int (*enable_vblank)(struct drm_crtc *crtc);
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
index 93c7579..fad5057 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
@@ -20,6 +20,7 @@
#include <linux/delay.h>
#include <linux/io.h>
+#include "../imx-drm.h"
#include "imx-ipu-v3.h"
#include "ipu-prv.h"
@@ -86,6 +87,7 @@ struct ipu_dc_priv;
enum ipu_dc_map {
IPU_DC_MAP_RGB24,
IPU_DC_MAP_RGB565,
+ IPU_DC_MAP_GBR24, /* TVEv2 */
};
struct ipu_dc {
@@ -136,6 +138,8 @@ static int ipu_pixfmt_to_map(u32 fmt)
return IPU_DC_MAP_RGB24;
case V4L2_PIX_FMT_RGB565:
return IPU_DC_MAP_RGB565;
+ case IPU_PIX_FMT_GBR24:
+ return IPU_DC_MAP_GBR24;
default:
return -EINVAL;
}
@@ -364,6 +368,12 @@ int ipu_dc_init(struct ipu_soc *ipu, struct device *dev,
ipu_dc_map_config(priv, IPU_DC_MAP_RGB565, 1, 10, 0xfc); /* green */
ipu_dc_map_config(priv, IPU_DC_MAP_RGB565, 2, 15, 0xf8); /* red */
+ /* gbr24 */
+ ipu_dc_map_clear(priv, IPU_DC_MAP_GBR24);
+ ipu_dc_map_config(priv, IPU_DC_MAP_GBR24, 2, 15, 0xff); /* green */
+ ipu_dc_map_config(priv, IPU_DC_MAP_GBR24, 1, 7, 0xff); /* blue */
+ ipu_dc_map_config(priv, IPU_DC_MAP_GBR24, 0, 23, 0xff); /* red */
+
return 0;
}
--
1.8.2.rc2
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