From 6d09c6e474bd27a86352deaf73d02c8c21eeec7c Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 9 Jun 2025 02:06:41 +0200 Subject: [PATCH] regulator: dt-bindings: rpi-panel: Add regulator for 7" Raspberry Pi 720x1280 Document regulator compatible string for the 7" Raspberry Pi 720x1280 DSI panel based on ili9881. This is the Raspberry Pi DSI Panel V2. The newer Raspberry Pi 5" and 7" panels have a slightly different register map to the original one and offers PWM backlight control. Signed-off-by: Marek Vasut Link: https://patch.msgid.link/20250609000748.1665219-1-marek.vasut+renesas@mailbox.org Signed-off-by: Mark Brown --- .../raspberrypi,7inch-touchscreen-panel-regulator.yaml | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml b/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml index 41678400e63fa..18944d39d08fc 100644 --- a/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml @@ -12,14 +12,17 @@ maintainers: description: | The RaspberryPi 7" display has an ATTINY88-based regulator/backlight controller on the PCB, which is used to turn the display unit on/off - and control the backlight. + and control the backlight. The V2 supports 5" and 7" panels and also + offers PWM backlight control. allOf: - $ref: regulator.yaml# properties: compatible: - const: raspberrypi,7inch-touchscreen-panel-regulator + enum: + - raspberrypi,7inch-touchscreen-panel-regulator + - raspberrypi,touchscreen-panel-regulator-v2 reg: maxItems: 1 -- 2.51.0