linux-kernel - [PATCH 1/2] drm/panel: simple: Add Sharp LS020B1DD01D panel support

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Message-Id: <20190228185854.11824-1-paul@crapouillou.net>
Date:   Thu, 28 Feb 2019 15:58:52 -0300
From:   Paul Cercueil <paul@...pouillou.net>
To:     Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH 1/2] drm/panel: simple: Add Sharp LS020B1DD01D panel support

The Sharp LS020B1DD01D is a simple 2.0" 240x160 16-bit TFT panel.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
Tested-by: Artur Rojek <contact@...ur-rojek.eu>
---
 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 9e8218f6a3f2..3ab604f5477e 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -2278,6 +2278,31 @@ static const struct panel_desc sharp_lq150x1lg11 = {
 	.bus_format = MEDIA_BUS_FMT_RGB565_1X16,
 };
 
+static const struct display_timing sharp_ls020b1dd01d_timing = {
+	.pixelclock = { 2000000, 4200000, 5000000 },
+	.hactive = { 240, 240, 240 },
+	.hfront_porch = { 66, 66, 66 },
+	.hback_porch = { 1, 1, 1 },
+	.hsync_len = { 1, 1, 1 },
+	.vactive = { 160, 160, 160 },
+	.vfront_porch = { 52, 52, 52 },
+	.vback_porch = { 6, 6, 6 },
+	.vsync_len = { 10, 10, 10 },
+	.flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_LOW,
+};
+
+static const struct panel_desc sharp_ls020b1dd01d = {
+	.timings = &sharp_ls020b1dd01d_timing,
+	.num_timings = 1,
+	.bpc = 6,
+	.size = {
+		.width = 42,
+		.height = 28,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB565_1X16,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_NEGEDGE,
+};
+
 static const struct drm_display_mode shelly_sca07010_bfn_lnn_mode = {
 	.clock = 33300,
 	.hdisplay = 800,
@@ -2767,6 +2792,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "sharp,lq150x1lg11",
 		.data = &sharp_lq150x1lg11,
 	}, {
+		.compatible = "sharp,ls020b1dd01d",
+		.data = &sharp_ls020b1dd01d,
+	}, {
 		.compatible = "shelly,sca07010-bfn-lnn",
 		.data = &shelly_sca07010_bfn_lnn,
 	}, {
-- 
2.11.0