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SubjectRe: [PATCH v2 2/2] gpu: drm: panel: panel-simple: add new display mode for waveshare 7inch touchscreen panel
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On 1/8/2024 11:09 PM, Shengyang Chen wrote:
> The waveshare 7" 800x480 panel is a clone of Raspberry Pi 7" 800x480 panel
> It also uses a Toshiba TC358762 DSI to DPI bridge chip but it needs different
> timing from Raspberry Pi panel. Add new timing for it.

Hi Shengyang,

The patch itself LGTM, but in case you have to put out a new revision,
can you please use the "drm/panel: <driver name>:" prefix format that
other drm/panel commits use?

Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>

Thanks,

Jessica Zhang

>
> Signed-off-by: Keith Zhao <keith.zhao@starfivetech.com>
> Signed-off-by: Shengyang Chen <shengyang.chen@starfivetech.com>
> ---
> drivers/gpu/drm/panel/panel-simple.c | 28 ++++++++++++++++++++++++++++
> 1 file changed, 28 insertions(+)
>
> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index 9367a4572dcf..e0896873ea33 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -4110,6 +4110,31 @@ static const struct panel_desc vl050_8048nt_c01 = {
> .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,
> };
>
> +static const struct drm_display_mode waveshare_7inch_mode = {
> + .clock = 29700000 / 1000,
> + .hdisplay = 800,
> + .hsync_start = 800 + 90,
> + .hsync_end = 800 + 90 + 5,
> + .htotal = 800 + 90 + 5 + 5,
> + .vdisplay = 480,
> + .vsync_start = 480 + 60,
> + .vsync_end = 480 + 60 + 5,
> + .vtotal = 480 + 60 + 5 + 5,
> + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
> +};
> +
> +static const struct panel_desc waveshare_7inch = {
> + .modes = &waveshare_7inch_mode,
> + .num_modes = 1,
> + .bpc = 8,
> + .size = {
> + .width = 154,
> + .height = 86,
> + },
> + .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> + .connector_type = DRM_MODE_CONNECTOR_DSI,
> +};
> +
> static const struct drm_display_mode winstar_wf35ltiacd_mode = {
> .clock = 6410,
> .hdisplay = 320,
> @@ -4592,6 +4617,9 @@ static const struct of_device_id platform_of_match[] = {
> }, {
> .compatible = "vxt,vl050-8048nt-c01",
> .data = &vl050_8048nt_c01,
> + }, {
> + .compatible = "waveshare,7inch-touchscreen",
> + .data = &waveshare_7inch,
> }, {
> .compatible = "winstar,wf35ltiacd",
> .data = &winstar_wf35ltiacd,
> --
> 2.17.1
>

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