VXT Ltd is a manufacturer of projected capacitive touch panel and display solutions: http://www.vxt.com.tw/
Reviewed-by: Otavio Salvador otavio@ossystems.com.br Reviewed-by: Rob Herring robh@kernel.org Signed-off-by: Fabio Estevam festevam@gmail.com --- Documentation/devicetree/bindings/vendor-prefixes.txt | 1 + 1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 3bbe3b8..16a2a97 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -426,6 +426,7 @@ vivante Vivante Corporation vocore VoCore Studio voipac Voipac Technologies s.r.o. vot Vision Optical Technology Co., Ltd. +vxt VXT Ltd wd Western Digital Corp. wetek WeTek Electronics, limited. wexler Wexler
The VXT VL050-8048NT-C01 is a TFT LCD panel with a 800x480 resolution connected via 24 width parallel interface.
Reviewed-by: Otavio Salvador otavio@ossystems.com.br Reviewed-by: Rob Herring <robh@kernel.org Signed-off-by: Fabio Estevam festevam@gmail.com --- .../devicetree/bindings/display/panel/vl050_8048nt_c01.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/vl050_8048nt_c01.txt
diff --git a/Documentation/devicetree/bindings/display/panel/vl050_8048nt_c01.txt b/Documentation/devicetree/bindings/display/panel/vl050_8048nt_c01.txt new file mode 100644 index 0000000..b42bf06 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/vl050_8048nt_c01.txt @@ -0,0 +1,12 @@ +VXT 800x480 color TFT LCD panel + +Required properties: +- compatible: should be "vxt,vl050-8048nt-c01" +- power-supply: as specified in the base binding + +Optional properties: +- backlight: as specified in the base binding +- enable-gpios: as specified in the base binding + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory.
Add support for the VXT VL050-8048NT-C01 800x480 panel to the panel-simple driver.
This panel is used on some boards manufactured by TechNexion, such as imx7d-pico.
Reviewed-by: Otavio Salvador otavio@ossystems.com.br Signed-off-by: Fabio Estevam festevam@gmail.com --- drivers/gpu/drm/panel/panel-simple.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 5fbee83..2e76e95 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -2410,6 +2410,30 @@ static const struct panel_desc urt_umsh_8596md_parallel = { .bus_format = MEDIA_BUS_FMT_RGB666_1X18, };
+static const struct drm_display_mode vl050_8048nt_c01_mode = { + .clock = 33333, + .hdisplay = 800, + .hsync_start = 800 + 210, + .hsync_end = 800 + 210 + 20, + .htotal = 800 + 210 + 20 + 46, + .vdisplay = 480, + .vsync_start = 480 + 22, + .vsync_end = 480 + 22 + 10, + .vtotal = 480 + 22 + 10 + 23, + .vrefresh = 60, +}; + +static const struct panel_desc vl050_8048nt_c01 = { + .modes = &vl050_8048nt_c01_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 120, + .height = 76, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, +}; + static const struct drm_display_mode winstar_wf35ltiacd_mode = { .clock = 6410, .hdisplay = 320, @@ -2725,6 +2749,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "urt,umsh-8596md-20t", .data = &urt_umsh_8596md_parallel, }, { + .compatible = "vxt,vl050-8048nt-c01", + .data = &vl050_8048nt_c01, + }, { .compatible = "winstar,wf35ltiacd", .data = &winstar_wf35ltiacd, }, {
On Sun, Feb 17, 2019 at 11:31:23AM -0300, Fabio Estevam wrote:
Add support for the VXT VL050-8048NT-C01 800x480 panel to the panel-simple driver.
This panel is used on some boards manufactured by TechNexion, such as imx7d-pico.
Reviewed-by: Otavio Salvador otavio@ossystems.com.br Signed-off-by: Fabio Estevam festevam@gmail.com
drivers/gpu/drm/panel/panel-simple.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 5fbee83..2e76e95 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -2410,6 +2410,30 @@ static const struct panel_desc urt_umsh_8596md_parallel = { .bus_format = MEDIA_BUS_FMT_RGB666_1X18, };
+static const struct drm_display_mode vl050_8048nt_c01_mode = {
- .clock = 33333,
- .hdisplay = 800,
- .hsync_start = 800 + 210,
- .hsync_end = 800 + 210 + 20,
- .htotal = 800 + 210 + 20 + 46,
- .vdisplay = 480,
- .vsync_start = 480 + 22,
- .vsync_end = 480 + 22 + 10,
- .vtotal = 480 + 22 + 10 + 23,
- .vrefresh = 60,
+};
No need for .flags? Example: .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
+static const struct panel_desc vl050_8048nt_c01 = {
- .modes = &vl050_8048nt_c01_mode,
- .num_modes = 1,
- .bpc = 8,
- .size = {
.width = 120,.height = 76,- },
- .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
What about .bus_flags? Example: .bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE,
The examples are random from the panel-simple driver. I could not find any datasheet at http://www.vxt.com.tw for the panel.
With my comments considered you can add: Reviewed-by: Sam Ravnborg sam@ravnborg.org
dri-devel@lists.freedesktop.org
-
Fabio Estevam -
Sam Ravnborg