On 08/05/2023 10:38, Liu Ying wrote:
Add BOE EV121WXM-N10-1850 12.1" WXGA (1280x800) TFT LCD panel support.
The panel has a LVDS display interface.

The panel's product specification can be found at:
http://www.onetech.com.tw/files/EV121WXM-N10-1850ProductSpecification_20180801.pdf

Signed-off-by: Liu Ying <victor....@nxp.com>
---
v1->v2:
* Use struct display_timing to tell minimum and maximum pixel clock rates.
* Set bus_flags to DRM_BUS_FLAG_DE_HIGH in struct panel_desc.

  drivers/gpu/drm/panel/panel-simple.c | 34 ++++++++++++++++++++++++++++
  1 file changed, 34 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c 
b/drivers/gpu/drm/panel/panel-simple.c
index 065f378bba9d..b1590a7e2cda 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1211,6 +1211,37 @@ static const struct panel_desc bananapi_s070wv20_ct16 = {
        },
  };
+static const struct display_timing boe_ev121wxm_n10_1850_timing = {
+       .pixelclock = { 69922000, 71000000, 72293000 },
+       .hactive = { 1280, 1280, 1280 },
+       .hfront_porch = { 48, 48, 48 },
+       .hback_porch = { 80, 80, 80 },
+       .hsync_len = { 32, 32, 32 },
+       .vactive = { 800, 800, 800 },
+       .vfront_porch = { 3, 3, 3 },
+       .vback_porch = { 14, 14, 14 },
+       .vsync_len = { 6, 6, 6 },
+};
+
+static const struct panel_desc boe_ev121wxm_n10_1850 = {
+       .timings = &boe_ev121wxm_n10_1850_timing,
+       .num_timings = 1,
+       .bpc = 8,
+       .size = {
+               .width = 261,
+               .height = 163,
+       },
+       .delay = {
+               .prepare = 9,
+               .enable = 300,
+               .unprepare = 300,
+               .disable = 560,
+       },
+       .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
+       .bus_flags = DRM_BUS_FLAG_DE_HIGH,
+       .connector_type = DRM_MODE_CONNECTOR_LVDS,
+};
+
  static const struct drm_display_mode boe_hv070wsa_mode = {
        .clock = 42105,
        .hdisplay = 1024,
@@ -3984,6 +4015,9 @@ static const struct of_device_id platform_of_match[] = {
        }, {
                .compatible = "bananapi,s070wv20-ct16",
                .data = &bananapi_s070wv20_ct16,
+       }, {
+               .compatible = "boe,ev121wxm-n10-1850",
+               .data = &boe_ev121wxm_n10_1850,
        }, {
                .compatible = "boe,hv070wsa-100",
                .data = &boe_hv070wsa

Reviewed-by: Neil Armstrong <neil.armstr...@linaro.org>

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