linux-kernel - [PATCH 2/3] drm/panel: simple: Tianma TM070JDHG34-00: add delays

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Message-Id: <20250307-tianma-p0700wxf1mbaa-v1-2-1c31039a3790@bootlin.com>
Date: Fri, 07 Mar 2025 15:54:48 +0100
From: Luca Ceresoli <luca.ceresoli@...tlin.com>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <quic_jesszhan@...cinc.com>, David Airlie <airlied@...il.com>, 
 Simona Vetter <simona@...ll.ch>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Thierry Reding <thierry.reding@...il.com>, Sam Ravnborg <sam@...nborg.org>
Cc: Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 "Pu, Hui" <Hui.Pu@...ealthcare.com>, dri-devel@...ts.freedesktop.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Luca Ceresoli <luca.ceresoli@...tlin.com>
Subject: [PATCH 2/3] drm/panel: simple: Tianma TM070JDHG34-00: add delays

Add power on/off delays for the Tianma TM070JDHG34-00.

Signed-off-by: Luca Ceresoli <luca.ceresoli@...tlin.com>
---
 drivers/gpu/drm/panel/panel-simple.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 9b2f128fd3094bfb6731fc348b91cc101f495a86..9ca88ae83224e306734386dc4ce2d7ef5f6c84f2 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -4369,6 +4369,12 @@ static const struct panel_desc tianma_tm070jdhg34_00 = {
 		.width = 150, /* 149.76 */
 		.height = 94, /* 93.60 */
 	},
+	.delay = {
+		.prepare = 18,		/* Tr + Tp1 */
+		.enable = 150,		/* Tp2 */
+		.disable = 150,		/* Tp4 */
+		.unprepare = 120,	/* Tp3 */
+	},
 	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
 };

-- 
2.48.1