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Date: Fri, 25 Jan 2019 03:21:30 +0530 From: Jagan Teki <jagan@...rulasolutions.com> To: Thierry Reding <thierry.reding@...il.com>, David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>, Sam Ravnborg <sam@...nborg.org> Cc: Michael Trimarchi <michael@...rulasolutions.com>, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, linux-amarula@...rulasolutions.com, Jagan Teki <jagan@...rulasolutions.com> Subject: [PATCH v9 1/2] dt-bindings: panel: Add Sitronix ST7701 panel documentation Techstar TS8550B MIPI DSI panel is 480x854, 2-lane MIPI DSI LCD panel with inbuilt ST7701 chip. The default regulator names in ST7701 chip is renamed in Techstar TS8550B so, add specific binding names for them. Signed-off-by: Jagan Teki <jagan@...rulasolutions.com> Reviewed-by: Rob Herring <robh@...nel.org> --- Changes for v8, v9: - none Changes for v7: - collect Rob Ack Changes for v6: - none .../display/panel/sitronix,st7701.txt | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt diff --git a/Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt b/Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt new file mode 100644 index 000000000000..ccd17597f1f6 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/sitronix,st7701.txt @@ -0,0 +1,30 @@ +Sitronix ST7701 based LCD panels + +ST7701 designed for small and medium sizes of TFT LCD display, is +capable of supporting up to 480RGBX864 in resolution. It provides +several system interfaces like MIPI/RGB/SPI. + +Techstar TS8550B is 480x854, 2-lane MIPI DSI LCD panel which has +inbuilt ST7701 chip. + +Required properties: +- compatible: must be "sitronix,st7701" and one of + * "techstar,ts8550b" +- reset-gpios: a GPIO phandle for the reset pin + +Required properties for techstar,ts8550b: +- reg: DSI virtual channel used by that screen +- VCC-supply: analog regulator for MIPI circuit +- IOVCC-supply: I/O system regulator + +Optional properties: +- backlight: phandle for the backlight control. + +panel@0 { + compatible = "techstar,ts8550b", "sitronix,st7701"; + reg = <0>; + VCC-supply = <®_dldo2>; + IOVCC-supply = <®_dldo2>; + reset-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* LCD-RST: PD24 */ + backlight = <&backlight>; +}; -- 2.18.0.321.gffc6fa0e3
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