diff options
| author | Chris Morgan <macromorgan@hotmail.com> | 2022-12-01 09:42:49 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2022-12-01 11:13:56 +0100 |
| commit | 11fb69c753cdfaa75f4c2a01861edaaacfe23d90 (patch) | |
| tree | 3935244dad5cf8990fb4a41b219f7ce3b19f47de /drivers/gpu/drm/vc4/vc4_dpi.c | |
| parent | 1113f644c488225212eebd3966360326579e2d3d (diff) | |
| download | lwn-11fb69c753cdfaa75f4c2a01861edaaacfe23d90.tar.gz lwn-11fb69c753cdfaa75f4c2a01861edaaacfe23d90.zip | |
drm/vc4: dpi: Support RGB565 format
The RGB565 format with padding over 24 bits
(MEDIA_BUS_FMT_RGB565_1X24_CPADHI) is supported by the vc4 DPI
controller. This is what the Geekworm MZP280 DPI display uses, so let's
add support for it in the DPI controller driver.
Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20221013-rpi-dpi-improvements-v3-4-eb76e26a772d@cerno.tech
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_dpi.c')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_dpi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_dpi.c b/drivers/gpu/drm/vc4/vc4_dpi.c index 1f8f44b7b5a5..7da3dd1db50e 100644 --- a/drivers/gpu/drm/vc4/vc4_dpi.c +++ b/drivers/gpu/drm/vc4/vc4_dpi.c @@ -182,6 +182,10 @@ static void vc4_dpi_encoder_enable(struct drm_encoder *encoder) dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_3, DPI_FORMAT); break; + case MEDIA_BUS_FMT_RGB565_1X24_CPADHI: + dpi_c |= VC4_SET_FIELD(DPI_FORMAT_16BIT_565_RGB_2, + DPI_FORMAT); + break; default: DRM_ERROR("Unknown media bus format %d\n", bus_format); |