HD702E lcd is FriendlyELEC developed eDP LCD panel with 800x1280
resolution. It has built in Goodix, GT9271 captive touchscreen
with backlight adjustable via PWM.
Add support for it.
Cc: Thierry Reding <thierry.red...@gmail.com>
Cc: Sam Ravnborg <s...@ravnborg.org>
Cc: David Airlie <airl...@linux.ie>
Cc: Daniel Vetter <dan...@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>
---
.../display/panel/friendlyarm,hd702e.txt | 29 +++++++++++++++++++
drivers/gpu/drm/panel/panel-simple.c | 26 +++++++++++++++++
2 files changed, 55 insertions(+)
create mode 100644
Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt
diff --git
a/Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt
b/Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt
new file mode 100644
index 000000000000..67349d7f79be
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/friendlyarm,hd702e.txt
@@ -0,0 +1,29 @@
+FriendlyELEC HD702E 800x1280 LCD panel
+
+HD702E lcd is FriendlyELEC developed eDP LCD panel with 800x1280
+resolution. It has built in Goodix, GT9271 captive touchscreen
+with backlight adjustable via PWM.
+
+Required properties:
+- compatible: should be "friendlyarm,hd702e"
+- power-supply: regulator to provide the supply voltage
+
+Optional properties:
+- backlight: phandle of the backlight device attached to the panel
+
+Optional nodes:
+- Video port for LCD panel input.
+
+Example:
+
+ panel {
+ compatible ="friendlyarm,hd702e";
+ backlight = <&backlight>;
+ power-supply = <&vcc3v3_sys>;
+
+ port {
+ panel_in_edp: endpoint {
+ remote-endpoint = <&edp_out_panel>;
+ };
+ };
+ };
diff --git a/drivers/gpu/drm/panel/panel-simple.c
b/drivers/gpu/drm/panel/panel-simple.c
index 9e8218f6a3f2..9db3c0c65ef2 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1184,6 +1184,29 @@ static const struct panel_desc foxlink_fl500wvr00_a0t = {
.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
};
+static const struct drm_display_mode friendlyarm_hd702e_mode = {
+ .clock = 67185,
+ .hdisplay = 800,
+ .hsync_start = 800 + 20,
+ .hsync_end = 800 + 20 + 24,
+ .htotal = 800 + 20 + 24 + 20,
+ .vdisplay = 1280,
+ .vsync_start = 1280 + 4,
+ .vsync_end = 1280 + 4 + 8,
+ .vtotal = 1280 + 4 + 8 + 4,
+ .vrefresh = 60,
+ .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc friendlyarm_hd702e = {
+ .modes = &friendlyarm_hd702e_mode,
+ .num_modes = 1,
+ .size = {
+ .width = 94,
+ .height = 151,
+ },
+};
+
static const struct drm_display_mode giantplus_gpg482739qs5_mode = {
.clock = 9000,
.hdisplay = 480,
@@ -2634,6 +2657,9 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "edt,etm0700g0edh6",
.data = &edt_etm0700g0bdh6,
+ }, {
+ .compatible = "friendlyarm,hd702e",
+ .data = &friendlyarm_hd702e,
}, {
.compatible = "foxlink,fl500wvr00-a0t",
.data = &foxlink_fl500wvr00_a0t,
--
2.18.0.321.gffc6fa0e3
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