Add support for Rocktech RK043FN48H 4.3" (480x272) LCD-TFT panel. Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx> Reported-by: kernel test robot <lkp@xxxxxxxxx> Closes: https://lore.kernel.org/oe-kbuild-all/202306020343.jNTWeM0P-lkp@xxxxxxxxx/ --- Changes in v2: - Fix build warning reported by kernel test robot. - Add 'Reported-by' tag of kernel test robot. drivers/gpu/drm/panel/panel-simple.c | 29 ++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 065f378bba9d..3b10e78d07d9 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -3188,6 +3188,32 @@ static const struct panel_desc qishenglong_gopher2b_lcd = { .connector_type = DRM_MODE_CONNECTOR_DPI, }; +static const struct display_timing rocktech_rk043fn48h_timing = { + .pixelclock = { 6000000, 9000000, 12000000 }, + .hactive = { 480, 480, 480 }, + .hback_porch = { 8, 43, 43 }, + .hfront_porch = { 2, 8, 8 }, + .hsync_len = { 1, 1, 1 }, + .vactive = { 272, 272, 272 }, + .vback_porch = { 2, 12, 12 }, + .vfront_porch = { 1, 4, 4 }, + .vsync_len = { 1, 10, 10 }, + .flags = DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_HSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, +}; + +static const struct panel_desc rocktech_rk043fn48h = { + .timings = &rocktech_rk043fn48h_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 95, + .height = 54, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .connector_type = DRM_MODE_CONNECTOR_DPI, +}; + static const struct display_timing rocktech_rk070er9427_timing = { .pixelclock = { 26400000, 33300000, 46800000 }, .hactive = { 800, 800, 800 }, @@ -4218,6 +4244,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "qishenglong,gopher2b-lcd", .data = &qishenglong_gopher2b_lcd, + }, { + .compatible = "rocktech,rk043fn48h", + .data = &rocktech_rk043fn48h, }, { .compatible = "rocktech,rk070er9427", .data = &rocktech_rk070er9427, -- 2.32.0
