linux-kernel - [PATCH v1 5/8] gpu/drm: panel: simple-panel: add Samsung LTL106AL01 LVDS panel support

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Message-ID: <20250929142455.24883-6-clamor95@gmail.com>
Date: Mon, 29 Sep 2025 17:24:51 +0300
From: Svyatoslav Ryhel <clamor95@...il.com>
To: Neil Armstrong <neil.armstrong@...aro.org>,
	Jessica Zhang <quic_jesszhan@...cinc.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Thierry Reding <thierry.reding@...il.com>,
	Jonathan Hunter <jonathanh@...dia.com>,
	Douglas Anderson <dianders@...omium.org>,
	Svyatoslav Ryhel <clamor95@...il.com>,
	Sam Ravnborg <sam@...nborg.org>
Cc: dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-tegra@...r.kernel.org
Subject: [PATCH v1 5/8] gpu/drm: panel: simple-panel: add Samsung LTL106AL01 LVDS panel support

Samsung LTL106AL01 is a 10.6" FWXGA (1366x768) simple LVDS panel found in
Microsoft Surface RT tablet.

Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
---
 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 ea2cdddb9b8f..6626393d7565 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -4144,6 +4144,37 @@ static const struct panel_desc samsung_ltl101al01 = {
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
 };
 
+static const struct display_timing samsung_ltl106al01_timing = {
+	.pixelclock = { 71980000, 71980000, 71980000 },
+	.hactive = { 1366, 1366, 1366 },
+	.hfront_porch = { 56, 56, 56 },
+	.hback_porch = { 106, 106, 106 },
+	.hsync_len = { 14, 14, 14 },
+	.vactive = { 768, 768, 768 },
+	.vfront_porch = { 3, 3, 3 },
+	.vback_porch = { 6, 6, 6 },
+	.vsync_len = { 1, 1, 1 },
+	.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW,
+};
+
+static const struct panel_desc samsung_ltl106al01 = {
+	.timings = &samsung_ltl106al01_timing,
+	.num_timings = 1,
+	.bpc = 8,
+	.size = {
+		.width = 235,
+		.height = 132,
+	},
+	.delay = {
+		.prepare = 5,
+		.enable = 10,
+		.disable = 10,
+		.unprepare = 5,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
+	.connector_type = DRM_MODE_CONNECTOR_LVDS,
+};
+
 static const struct drm_display_mode samsung_ltn101nt05_mode = {
 	.clock = 54030,
 	.hdisplay = 1024,
@@ -5302,6 +5333,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "samsung,ltl101al01",
 		.data = &samsung_ltl101al01,
+	}, {
+		.compatible = "samsung,ltl106al01",
+		.data = &samsung_ltl106al01,
 	}, {
 		.compatible = "samsung,ltn101nt05",
 		.data = &samsung_ltn101nt05,
-- 
2.48.1