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>
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@ -26,7 +26,7 @@ Required properties:
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- crtc: the crtc this display is connected to, see below
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Optional properties:
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- interface_pix_fmt: How this display is connected to the
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crtc. Currently supported types: "rgb24", "rgb565"
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crtc. Currently supported types: "rgb24", "rgb565", "bgr666"
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- edid: verbatim EDID data block describing attached display.
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- ddc: phandle describing the i2c bus handling the display data
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channel
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@ -90,6 +90,7 @@ enum ipu_dc_map {
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IPU_DC_MAP_RGB24,
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IPU_DC_MAP_RGB565,
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IPU_DC_MAP_GBR24, /* TVEv2 */
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IPU_DC_MAP_BGR666,
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};
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struct ipu_dc {
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@ -149,6 +150,8 @@ static int ipu_pixfmt_to_map(u32 fmt)
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return IPU_DC_MAP_RGB565;
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case IPU_PIX_FMT_GBR24:
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return IPU_DC_MAP_GBR24;
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case V4L2_PIX_FMT_BGR666:
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return IPU_DC_MAP_BGR666;
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default:
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return -EINVAL;
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}
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@ -385,6 +388,12 @@ int ipu_dc_init(struct ipu_soc *ipu, struct device *dev,
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ipu_dc_map_config(priv, IPU_DC_MAP_GBR24, 1, 7, 0xff); /* blue */
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ipu_dc_map_config(priv, IPU_DC_MAP_GBR24, 0, 23, 0xff); /* red */
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/* bgr666 */
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ipu_dc_map_clear(priv, IPU_DC_MAP_BGR666);
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ipu_dc_map_config(priv, IPU_DC_MAP_BGR666, 0, 5, 0xfc); /* blue */
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ipu_dc_map_config(priv, IPU_DC_MAP_BGR666, 1, 11, 0xfc); /* green */
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ipu_dc_map_config(priv, IPU_DC_MAP_BGR666, 2, 17, 0xfc); /* red */
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return 0;
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}
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@ -230,6 +230,8 @@ static int imx_pd_probe(struct platform_device *pdev)
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imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB24;
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else if (!strcmp(fmt, "rgb565"))
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imxpd->interface_pix_fmt = V4L2_PIX_FMT_RGB565;
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else if (!strcmp(fmt, "bgr666"))
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imxpd->interface_pix_fmt = V4L2_PIX_FMT_BGR666;
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}
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imxpd->dev = &pdev->dev;
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