Add support for the 10.3" E Ink panel described at: https://www.eink.com/product.html?type=productdetail&id=7 Signed-off-by: Alistair Francis <alistair@xxxxxxxxxxxxx> Acked-by: Rob Herring <robh@xxxxxxxxxx> --- .../bindings/display/panel/panel-simple.yaml | 2 ++ .../devicetree/bindings/vendor-prefixes.yaml | 2 ++ drivers/gpu/drm/panel/panel-simple.c | 29 +++++++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml index b3797ba2698b..799e20222551 100644 --- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml +++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml @@ -128,6 +128,8 @@ properties: # Emerging Display Technology Corp. WVGA TFT Display with capacitive touch - edt,etm0700g0dh6 - edt,etm0700g0edh6 + # E Ink VB3300-KCA + - eink,vb3300-kca # Evervision Electronics Co. Ltd. VGG804821 5.0" WVGA TFT LCD Panel - evervision,vgg804821 # Foxlink Group 5" WVGA TFT LCD panel diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 0199728d2eaf..3612c6020fe4 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -335,6 +335,8 @@ patternProperties: description: eGalax_eMPIA Technology Inc "^einfochips,.*": description: Einfochips + "^eink,.*": + description: E Ink Corporation "^elan,.*": description: Elan Microelectronic Corp. "^element14,.*": diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 21939d4352cf..210377b03f6f 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -2046,6 +2046,32 @@ static const struct panel_desc edt_etm0700g0bdh6 = { .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE, }; +static const struct display_timing eink_vb3300_kca_timing = { + .pixelclock = { 40000000, 40000000, 40000000 }, + .hactive = { 334, 334, 334 }, + .hfront_porch = { 1, 1, 1 }, + .hback_porch = { 1, 1, 1 }, + .hsync_len = { 1, 1, 1 }, + .vactive = { 1405, 1405, 1405 }, + .vfront_porch = { 1, 1, 1 }, + .vback_porch = { 1, 1, 1 }, + .vsync_len = { 1, 1, 1 }, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, +}; + +static const struct panel_desc eink_vb3300_kca = { + .timings = &eink_vb3300_kca_timing, + .num_timings = 1, + .bpc = 6, + .size = { + .width = 157, + .height = 209, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE, +}; + static const struct display_timing evervision_vgg804821_timing = { .pixelclock = { 27600000, 33300000, 50000000 }, .hactive = { 800, 800, 800 }, @@ -4344,6 +4370,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "edt,etm0700g0dh6", .data = &edt_etm0700g0dh6, + }, { + .compatible = "eink,vb3300-kca", + .data = &eink_vb3300_kca, }, { .compatible = "edt,etm0700g0bdh6", .data = &edt_etm0700g0bdh6, -- 2.31.1
