linux-kernel - [PATCH v2 3/4] drm/panel-edp: Add eDP sharp panel support

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Date:   Tue, 8 Feb 2022 20:48:44 +0530
From:   Sankeerth Billakanti <quic_sbillaka@...cinc.com>
To:     <dri-devel@...ts.freedesktop.org>, <linux-arm-msm@...r.kernel.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <agross@...nel.org>,
        <bjorn.andersson@...aro.org>, <robh+dt@...nel.org>,
        <robdclark@...il.com>, <seanpaul@...omium.org>,
        <swboyd@...omium.org>, <dianders@...omium.org>,
        <krzysztof.kozlowski@...onical.com>, <thierry.reding@...il.com>,
        <sam@...nborg.org>, <airlied@...ux.ie>, <daniel@...ll.ch>
CC:     Sankeerth Billakanti <quic_sbillaka@...cinc.com>,
        <quic_kalyant@...cinc.com>, <quic_abhinavk@...cinc.com>,
        <quic_khsieh@...cinc.com>, <quic_mkrishn@...cinc.com>
Subject: [PATCH v2 3/4] drm/panel-edp: Add eDP sharp panel support

Add support for the 14" sharp,lq140m1jw46 eDP panel.

Signed-off-by: Sankeerth Billakanti <quic_sbillaka@...cinc.com>
---

Changes in v2:
  - add mode when not using hpd
  - add delays
  - put dt-bindings

 drivers/gpu/drm/panel/panel-edp.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index a394a15..5d13ccc 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -1605,6 +1605,34 @@ static const struct panel_desc sharp_lq123p1jx31 = {
 	},
 };
 
+static const struct drm_display_mode sharp_lq140m1jw46_mode = {
+	.clock = 144370,
+	.hdisplay = 1920,
+	.hsync_start = 1920 + 48,
+	.hsync_end = 1920 + 48 + 32,
+	.htotal = 1920 + 48 + 32 + 80,
+	.vdisplay = 1080,
+	.vsync_start = 1080 + 3,
+	.vsync_end = 1080 + 3 + 5,
+	.vtotal = 1080 + 3 + 5 + 69,
+	.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc sharp_lq140m1jw46 = {
+	.modes = &sharp_lq140m1jw46_mode,
+	.num_modes = 1,
+	.bpc = 8,
+	.size = {
+		.width = 309,
+		.height = 174,
+	},
+	.delay = {
+		.hpd_absent = 80,
+		.enable = 50,
+		.unprepare = 500,
+	},
+};
+
 static const struct drm_display_mode starry_kr122ea0sra_mode = {
 	.clock = 147000,
 	.hdisplay = 1920,
@@ -1719,6 +1747,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "sharp,lq123p1jx31",
 		.data = &sharp_lq123p1jx31,
 	}, {
+		.compatible = "sharp,lq140m1jw46",
+		.data = &sharp_lq140m1jw46,
+	}, {
 		.compatible = "starry,kr122ea0sra",
 		.data = &starry_kr122ea0sra,
 	}, {
-- 
2.7.4