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authorMarek Vasut <marex@denx.de>2013-04-22 23:19:31 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-04-23 10:38:49 -0700
commit7d0a66c0ccfd0ec23645ba2d92593c00d11bf936 (patch)
tree294dd48c6698e9ca884afd61ad00bedfd02b6d64
parent5b9974b13e3648b6821a6d2aab408ce7cef60ce3 (diff)
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staging: video: imx: Add BGR666 support for parallel display
Support the BGR666 format on the IPUv3 parallel display. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Philipp Zabel <p.zabel@pengutronix.de> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt2
-rw-r--r--drivers/staging/imx-drm/ipu-v3/ipu-dc.c9
-rw-r--r--drivers/staging/imx-drm/parallel-display.c2
3 files changed, 12 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt
index 07654f0338b..8071ac20d4b 100644
--- a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt
+++ b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt
@@ -26,7 +26,7 @@ Required properties:
- crtc: the crtc this display is connected to, see below
Optional properties:
- interface_pix_fmt: How this display is connected to the
- crtc. Currently supported types: "rgb24", "rgb565"
+ crtc. Currently supported types: "rgb24", "rgb565", "bgr666"
- edid: verbatim EDID data block describing attached display.
- ddc: phandle describing the i2c bus handling the display data
channel
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
index 1cb0631de08..59f03f9aefc 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
@@ -90,6 +90,7 @@ enum ipu_dc_map {
IPU_DC_MAP_RGB24,
IPU_DC_MAP_RGB565,
IPU_DC_MAP_GBR24, /* TVEv2 */
+ IPU_DC_MAP_BGR666,
};
struct ipu_dc {
@@ -149,6 +150,8 @@ static int ipu_pixfmt_to_map(u32 fmt)
return IPU_DC_MAP_RGB565;
case IPU_PIX_FMT_GBR24:
return IPU_DC_MAP_GBR24;
+ case V4L2_PIX_FMT_BGR666:
+ return IPU_DC_MAP_BGR666;
default:
return -EINVAL;
}
@@ -385,6 +388,12 @@ int ipu_dc_init(struct ipu_soc *ipu, struct device *dev,
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 */
+ /* bgr666 */
+ ipu_dc_map_clear(priv, IPU_DC_MAP_BGR666);
+ ipu_dc_map_config(priv, IPU_DC_MAP_BGR666, 0, 5, 0xfc); /* blue */
+ ipu_dc_map_config(priv, IPU_DC_MAP_BGR666, 1, 11, 0xfc); /* green */
+ ipu_dc_map_config(priv, IPU_DC_MAP_BGR666, 2, 17, 0xfc); /* red */
+
return 0;
}
diff --git a/drivers/staging/imx-drm/parallel-display.c b/drivers/staging/imx-drm/parallel-display.c
index 2a252020b0a..e7fba62c10e 100644
--- a/drivers/staging/imx-drm/parallel-display.c
+++ b/drivers/staging/imx-drm/parallel-display.c
@@ -230,6 +230,8 @@ static int imx_pd_probe(struct platform_device *pdev)
imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB24;
else if (!strcmp(fmt, "rgb565"))
imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB565;
+ else if (!strcmp(fmt, "bgr666"))
+ imxpd->interface_pix_fmt = V4L2_PIX_FMT_BGR666;
}
imxpd->dev = &pdev->dev;