linux-kernel - [PATCH v2 2/2] drm/panel: simple: Add Microchip AC69T88A LVDS Display panel

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Message-ID: <20240919091548.430285-2-manikandan.m@microchip.com>
Date: Thu, 19 Sep 2024 14:45:48 +0530
From: Manikandan Muralidharan <manikandan.m@...rochip.com>
To: <neil.armstrong@...aro.org>, <quic_jesszhan@...cinc.com>,
	<airlied@...il.com>, <simona@...ll.ch>, <maarten.lankhorst@...ux.intel.com>,
	<mripard@...nel.org>, <tzimmermann@...e.de>, <robh@...nel.org>,
	<krzk+dt@...nel.org>, <conor+dt@...nel.org>, <thierry.reding@...il.com>,
	<sam@...nborg.org>, <dri-devel@...ts.freedesktop.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC: <manikandan.m@...rochip.com>, Dharma Balasubiramani
	<dharma.b@...rochip.com>
Subject: [PATCH v2 2/2] drm/panel: simple: Add Microchip AC69T88A LVDS Display panel

Add support for Microchip AC69T88A 5 inch TFT LCD 800x480
Display module with LVDS interface.The panel uses the Sitronix
ST7262 800x480 Display driver

Signed-off-by: Manikandan Muralidharan <manikandan.m@...rochip.com>
Signed-off-by: Dharma Balasubiramani <dharma.b@...rochip.com>
---
changes in v2:
- replace microchip,ac69t88a-lvds-panel with
microchip,ac69t88a
---
 drivers/gpu/drm/panel/panel-simple.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 86735430462f..06381c628209 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -4565,6 +4565,31 @@ static const struct panel_desc yes_optoelectronics_ytc700tlag_05_201c = {
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
 };
 
+static const struct drm_display_mode mchp_ac69t88a_mode = {
+	.clock = 25000,
+	.hdisplay = 800,
+	.hsync_start = 800 + 88,
+	.hsync_end = 800 + 88 + 5,
+	.htotal = 800 + 88 + 5 + 40,
+	.vdisplay = 480,
+	.vsync_start = 480 + 23,
+	.vsync_end = 480 + 23 + 5,
+	.vtotal = 480 + 23 + 5 + 1,
+};
+
+static const struct panel_desc mchp_ac69t88a = {
+	.modes = &mchp_ac69t88a_mode,
+	.num_modes = 1,
+	.bpc = 8,
+	.size = {
+		.width = 108,
+		.height = 65,
+	},
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH,
+	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA,
+	.connector_type = DRM_MODE_CONNECTOR_LVDS,
+};
+
 static const struct drm_display_mode arm_rtsm_mode[] = {
 	{
 		.clock = 65000,
@@ -5048,6 +5073,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "yes-optoelectronics,ytc700tlag-05-201c",
 		.data = &yes_optoelectronics_ytc700tlag_05_201c,
+	}, {
+		.compatible = "microchip,ac69t88a",
+		.data = &mchp_ac69t88a,
 	}, {
 		/* Must be the last entry */
 		.compatible = "panel-dpi",
-- 
2.25.1