[PATCH 2/2] drm/panel: Add AUO G156HAN04.0 LVDS display support

Elmar Albert eal.git at mailbox.org
Mon Aug 28 09:49:43 UTC 2023


From: Elmar Albert <ealbert at data-modul.com>

G156HAN04.0 is a Color Active Matrix Liquid Crystal Display composed of
a TFT LCD panel, a driver circuit, and LED backlight system. The screen
format is intended to supportthe 16:9 FHD, 1920(H) x 1080(V) screen
and 16.7M colors (RGB 8-bits ) with LED backlight driving circuit.
All input signals are LVDS interface compatible.

G156HAN04.0 is designed for a display unit of notebook style
personal computer and industrial machine.

Signed-off-by: Elmar Albert <ealbert at data-modul.com>
---
Cc: Conor Dooley <conor+dt at kernel.org>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: David Airlie <airlied at gmail.com>
Cc: devicetree at vger.kernel.org
Cc: dri-devel at lists.freedesktop.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt at linaro.org>
Cc: Neil Armstrong <neil.armstrong at linaro.org>
Cc: Rob Herring <robh+dt at kernel.org>
Cc: Sam Ravnborg <sam at ravnborg.org>
Cc: Thierry Reding <thierry.reding at gmail.com>
---
 drivers/gpu/drm/panel/panel-simple.c | 36 ++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 52572fde9705..4fe6dafcabf6 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1050,6 +1050,39 @@ static const struct panel_desc auo_g133han01 = {
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
 };
 
+static const struct display_timing auo_g156han04_timings = {
+	.pixelclock = { 137000000, 141000000, 146000000 },
+
+	.hactive = { 1920, 1920, 1920 },
+	.hfront_porch = { 60, 60, 60 },
+	.hback_porch =  { 90, 92, 111 },
+	.hsync_len =    { 32, 32, 32 },
+
+	.vactive = { 1080, 1080, 1080 },
+	.vfront_porch = { 12, 12, 12 },
+	.vback_porch =  { 24, 36, 56 },
+	.vsync_len =    {  8,  8,  8 },
+};
+
+static const struct panel_desc auo_g156han04 = {
+	.timings = &auo_g156han04_timings,
+	.num_timings = 1,
+	.bpc = 8,
+	.size = {
+		.width = 344,
+		.height = 194,
+	},
+	.delay = {
+		.prepare = 50,		/* T2 */
+		.enable = 200,		/* T3 */
+		.disable = 110,		/* T10 */
+		.unprepare = 1000,	/* T13 */
+	},
+	.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 auo_g156xtn01_mode = {
 	.clock = 76000,
 	.hdisplay = 1366,
@@ -4118,6 +4151,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "auo,g133han01",
 		.data = &auo_g133han01,
+	}, {
+		.compatible = "auo,g156han04",
+		.data = &auo_g156han04,
 	}, {
 		.compatible = "auo,g156xtn01",
 		.data = &auo_g156xtn01,
-- 
2.34.1



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