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From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Daniel Vetter <daniel.vetter@intel.com>,
	David Airlie <airlied@linux.ie>, Chen-Yu Tsai <wens@csie.org>,
	Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	Mark Rutland <mark.rutland@arm.com>,
	Rob Herring <robh+dt@kernel.org>,
	linux-arm-kernel@lists.infradead.org, plaes@plaes.org,
	icenowy@aosc.io,
	Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
	jernej.skrabec@siol.net, devicetree@vger.kernel.org,
	thierry.reding@gmail.com,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: [PATCH v5 01/12] dt-bindings: panel: lvds: Document power-supply property
Date: Thu, 21 Dec 2017 12:02:27 +0100	[thread overview]
Message-ID: <0a6a3abcf1a6b7f0e66a81af8a44c5c0566ce06c.1513854122.git-series.maxime.ripard@free-electrons.com> (raw)
In-Reply-To: <cover.e5a47cc96ec5274dd932daa2bde47df073087da9.1513854122.git-series.maxime.ripard@free-electrons.com>
In-Reply-To: <cover.e5a47cc96ec5274dd932daa2bde47df073087da9.1513854122.git-series.maxime.ripard@free-electrons.com>

The power-supply property is used by a vast majority of panels, including
panel-simple. Let's document it as a common property

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 Documentation/devicetree/bindings/display/panel/panel-common.txt | 6 ++++++
 Documentation/devicetree/bindings/display/panel/panel-lvds.txt   | 1 +
 Documentation/devicetree/bindings/display/panel/simple-panel.txt | 2 +-
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/display/panel/panel-common.txt b/Documentation/devicetree/bindings/display/panel/panel-common.txt
index ec52c472c845..125ea68052af 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-common.txt
+++ b/Documentation/devicetree/bindings/display/panel/panel-common.txt
@@ -78,6 +78,12 @@ used for panels that implement compatible control signals.
   while active. Active high reset signals can be supported by inverting the
   GPIO specifier polarity flag.
 
+Power
+-----
+
+- power-supply: many display panels need an additional power supply in
+  order to be fully powered-up. For such panels, power-supply contains
+  a phandle to the regulator powering the panel.
 
 Backlight
 ---------
diff --git a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt
index b938269f841e..250850a2150b 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt
+++ b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt
@@ -32,6 +32,7 @@ Optional properties:
 - label: See panel-common.txt.
 - gpios: See panel-common.txt.
 - backlight: See panel-common.txt.
+- power-supply: See panel-common.txt.
 - data-mirror: If set, reverse the bit order described in the data mappings
   below on all data lanes, transmitting bits for slots 6 to 0 instead of
   0 to 6.
diff --git a/Documentation/devicetree/bindings/display/panel/simple-panel.txt b/Documentation/devicetree/bindings/display/panel/simple-panel.txt
index 1341bbf4aa3d..16d8ff088b7d 100644
--- a/Documentation/devicetree/bindings/display/panel/simple-panel.txt
+++ b/Documentation/devicetree/bindings/display/panel/simple-panel.txt
@@ -1,7 +1,7 @@
 Simple display panel
 
 Required properties:
-- power-supply: regulator to provide the supply voltage
+- power-supply: See panel-common.txt
 
 Optional properties:
 - ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
-- 
git-series 0.9.1

  reply	other threads:[~2017-12-21 11:07 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-21 11:02 [PATCH v5 00/12] drm/sun4i: Add A83t LVDS support Maxime Ripard
2017-12-21 11:02 ` Maxime Ripard [this message]
2017-12-22 12:08   ` [PATCH v5 01/12] dt-bindings: panel: lvds: Document power-supply property Laurent Pinchart
2018-01-04 19:44     ` Maxime Ripard
2018-01-04 20:05       ` Laurent Pinchart
2017-12-21 11:02 ` [PATCH v5 02/12] drm/panel: lvds: Add support for the " Maxime Ripard
2017-12-22 12:09   ` Laurent Pinchart
2017-12-21 11:02 ` [PATCH v5 03/12] dt-bindings: display: sun4i-drm: Add LVDS properties Maxime Ripard
2017-12-30 11:45   ` Jernej Škrabec
2018-01-04 19:03     ` Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 04/12] dt-bindings: display: sun4i-drm: Add A83T pipeline Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 05/12] drm/sun4i: Force the mixer rate at 150MHz Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 06/12] drm/sun4i: Create minimal multipliers and dividers Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 07/12] drm/sun4i: Add LVDS support Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 08/12] drm/sun4i: Add A83T support Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 09/12] ARM: dts: sun8i: a83t: Add display pipeline Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 10/12] ARM: dts: sun8i: a83t: Enable the PWM Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 11/12] ARM: dts: sun8i: a83t: Add LVDS pins group Maxime Ripard
2017-12-21 11:02 ` [PATCH v5 12/12] ARM: dts: sun8i: a711: Enable the LCD Maxime Ripard
2018-01-05  9:39 ` [PATCH v5 00/12] drm/sun4i: Add A83t LVDS support Maxime Ripard

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