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SubjectRe: [PATCH 3/3] drm/panel-simple: add Gopher 2b LCD panel
Hi Artjom,

Le jeu., juil. 22 2021 at 17:04:32 +0300, Artjom Vejsel
<akawolf0@gmail.com> a écrit :
> The Gopher 2b LCD panel is used in Gopher 2b handhelds.
> It's simple panel with NewVision NV3047 driver,
> but SPI lines are not connected.
> It has no specific name, since it's unique to that handhelds.
> lot name at AliExpress: 4.3 inch 40PIN TFT LCD Screen COG
> NV3047 Drive IC 480(RGB)*272 No Touch 24Bit RGB Interface
>
> Signed-off-by: Artjom Vejsel <akawolf0@gmail.com>
> ---
> drivers/gpu/drm/panel/panel-simple.c | 44
> ++++++++++++++++++++++++++++
> 1 file changed, 44 insertions(+)
>
> diff --git a/drivers/gpu/drm/panel/panel-simple.c
> b/drivers/gpu/drm/panel/panel-simple.c
> index 9b286bd4444f..9cce6b63a147 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -4306,6 +4306,47 @@ static const struct panel_desc
> yes_optoelectronics_ytc700tlag_05_201c = {
> .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> +static const struct drm_display_mode
> qishenglong_gopher2b_lcd_panel_modes[] = {
> + { /* 60 Hz */
> + .clock = 10800,
> + .hdisplay = 480,
> + .hsync_start = 480 + 77,
> + .hsync_end = 480 + 77 + 41,
> + .htotal = 480 + 77 + 41 + 2,
> + .vdisplay = 272,
> + .vsync_start = 272 + 16,
> + .vsync_end = 272 + 16 + 10,
> + .vtotal = 272 + 16 + 10 + 2,
> + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
> + },
> + { /* 50 Hz */
> + .clock = 10800,
> + .hdisplay = 480,
> + .hsync_start = 480 + 17,
> + .hsync_end = 480 + 17 + 41,
> + .htotal = 480 + 17 + 41 + 2,
> + .vdisplay = 272,
> + .vsync_start = 272 + 116,
> + .vsync_end = 272 + 116 + 10,
> + .vtotal = 272 + 116 + 10 + 2,
> + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
> + },
> +};
> +
> +static const struct panel_desc qishenglong_gopher2b_lcd_panel = {
> + .modes = qishenglong_gopher2b_lcd_panel_modes,
> + .num_modes = ARRAY_SIZE(qishenglong_gopher2b_lcd_panel_modes),
> + .num_modes = 1,

Thank you for your patch. From a quick look though, you have .num_modes
listed twice here. I believe the second line should be removed.

Cheers,
-Paul

> + .bpc = 8,
> + .size = {
> + .width = 95,
> + .height = 54,
> + },
> + .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> + .bus_flags = DRM_BUS_FLAG_DE_HIGH |
> DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,
> + .connector_type = DRM_MODE_CONNECTOR_DPI,
> +};
> +
> static const struct drm_display_mode arm_rtsm_mode[] = {
> {
> .clock = 65000,
> @@ -4753,6 +4794,9 @@ static const struct of_device_id
> platform_of_match[] = {
> }, {
> .compatible = "yes-optoelectronics,ytc700tlag-05-201c",
> .data = &yes_optoelectronics_ytc700tlag_05_201c,
> + }, {
> + .compatible = "qishenglong,gopher2b-lcd-panel",
> + .data = &qishenglong_gopher2b_lcd_panel,
> }, {
> /* Must be the last entry */
> .compatible = "panel-dpi",
> --
> 2.32.0


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