From 2fd8bd005897436c5a6d2d150d7b1ae2907f8b06 Mon Sep 17 00:00:00 2001 From: Michael Riesch Date: Tue, 12 Jul 2022 15:32:02 +0200 Subject: [PATCH] arm64: dts: rockchip: add vcc_cam regulator to rock-3a The Radxa ROCK3 Model A features a voltage regulator that provides a 3V3 supply to the MIPI CSI connector. Add this regulator to the device tree of the board. Signed-off-by: Michael Riesch Link: https://lore.kernel.org/r/20220712133204.2524942-1-michael.riesch@wolfvision.net Signed-off-by: Heiko Stuebner --- .../boot/dts/rockchip/rk3568-rock-3a.dts | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts index 6b5093a1a6cf5..a848a2a2ab68f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts @@ -131,6 +131,22 @@ regulator-max-microvolt = <5000000>; vin-supply = <&vcc5v0_usb>; }; + + vcc_cam: vcc-cam { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio1 RK_PB1 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&vcc_cam_en>; + regulator-name = "vcc_cam"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc3v3_sys>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; }; &combphy0 { @@ -462,6 +478,12 @@ }; &pinctrl { + cam { + vcc_cam_en: vcc_cam_en { + rockchip,pins = <1 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + ethernet { eth_phy_rst: eth_phy_rst { rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>; -- 2.30.2