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dt-bindings: display: stm32: add supply property to DSI controller

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This patch adds documentation of a new property phy-dsi-supply to the
STM32 DSI controller.

Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1557826556-10079-2-git-send-email-yannick.fertre@st.com
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Yannick Fertré 2019-05-14 11:35:55 +02:00 committed by Benjamin Gaignard
parent 75b3f1cb50
commit 79c5ecafe9
1 changed files with 3 additions and 0 deletions
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3
Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
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@ -40,6 +40,8 @@ Mandatory nodes specific to STM32 DSI:
- panel or bridge node: A node containing the panel or bridge description as - panel or bridge node: A node containing the panel or bridge description as
documented in [6]. documented in [6].
- port: panel or bridge port node, connected to the DSI output port (port@1). - port: panel or bridge port node, connected to the DSI output port (port@1).
Optional properties:
- phy-dsi-supply: phandle of the regulator that provides the supply voltage.
Note: You can find more documentation in the following references Note: You can find more documentation in the following references
[1] Documentation/devicetree/bindings/clock/clock-bindings.txt [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
@ -101,6 +103,7 @@ Example 2: DSI panel
clock-names = "pclk", "ref"; clock-names = "pclk", "ref";
resets = <&rcc STM32F4_APB2_RESET(DSI)>; resets = <&rcc STM32F4_APB2_RESET(DSI)>;
reset-names = "apb"; reset-names = "apb";
phy-dsi-supply = <&reg18>;
ports { ports {
#address-cells = <1>; #address-cells = <1>;