linux-kernel - [PATCH v3 2/2] drm/panel: simple: Add support for EDT ETM0350G0DH6 panel

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Message-Id: <20210706075908.907659-2-y.bas@phytec.de>
Date:   Tue, 6 Jul 2021 09:59:08 +0200
From:   Yunus Bas <y.bas@...tec.de>
To:     sam@...nborg.org, laurent.pinchart@...asonboard.com,
        thierry.reding@...il.com, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Cc:     airlied@...ux.ie, daniel@...ll.ch
Subject: [PATCH v3 2/2] drm/panel: simple: Add support for EDT ETM0350G0DH6 panel

From: Stefan Riedmueller <s.riedmueller@...tec.de>

This patch adds support for the EDT ETM0350G0DH6 3.5" (320x240) lcd
panel to DRM simple panel driver.

Signed-off-by: Stefan Riedmueller <s.riedmueller@...tec.de>
Signed-off-by: Yunus Bas <y.bas@...tec.de>
---
Changes in v3:
- No changes in general, added additional maintainers and also sending
to general kernel mailing list
---
 drivers/gpu/drm/panel/panel-simple.c | 29 ++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 07433bff6c2b..8aba473a7592 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1929,6 +1929,32 @@ static const struct panel_desc edt_et035012dm6 = {
 	.bus_flags = DRM_BUS_FLAG_DE_LOW | DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE,
 };
 
+static const struct drm_display_mode edt_etm0350g0dh6_mode = {
+	.clock = 6520,
+	.hdisplay = 320,
+	.hsync_start = 320 + 20,
+	.hsync_end = 320 + 20 + 68,
+	.htotal = 320 + 20 + 68,
+	.vdisplay = 240,
+	.vsync_start = 240 + 4,
+	.vsync_end = 240 + 4 + 18,
+	.vtotal = 240 + 4 + 18,
+	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc edt_etm0350g0dh6 = {
+	.modes = &edt_etm0350g0dh6_mode,
+	.num_modes = 1,
+	.bpc = 6,
+	.size = {
+		.width = 70,
+		.height = 53,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE,
+	.connector_type = DRM_MODE_CONNECTOR_DPI,
+};
+
 static const struct drm_display_mode edt_etm043080dh6gp_mode = {
 	.clock = 10870,
 	.hdisplay = 480,
@@ -4355,6 +4381,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "edt,et035012dm6",
 		.data = &edt_et035012dm6,
+	}, {
+		.compatible = "edt,etm0350g0dh6",
+		.data = &edt_etm0350g0dh6,
 	}, {
 		.compatible = "edt,etm043080dh6gp",
 		.data = &edt_etm043080dh6gp,
-- 
2.30.0