From 738bbac5612236bd8734f12bdc0122a591b0cb25 Mon Sep 17 00:00:00 2001 From: Michael Riesch Date: Wed, 23 Feb 2022 17:20:54 +0100 Subject: [PATCH] arm64: dts: rockchip: add the vdd_cpu regulator to rk3568-evb1-v10 The TCS4525 voltage regulator provides the vdd_cpu on the Rockchip RK3568 EVB1. Add the device tree node and connect it to the CPU nodes. Signed-off-by: Michael Riesch Link: https://lore.kernel.org/r/20220223162054.1626257-1-michael.riesch@wolfvision.net Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts | 33 ++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts index 848e8f908b3f..8a2c0917213c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts @@ -122,6 +122,22 @@ }; }; +&cpu0 { + cpu-supply = <&vdd_cpu>; +}; + +&cpu1 { + cpu-supply = <&vdd_cpu>; +}; + +&cpu2 { + cpu-supply = <&vdd_cpu>; +}; + +&cpu3 { + cpu-supply = <&vdd_cpu>; +}; + &gmac0 { assigned-clocks = <&cru SCLK_GMAC0_RX_TX>, <&cru SCLK_GMAC0>; assigned-clock-parents = <&cru SCLK_GMAC0_RGMII_SPEED>; @@ -162,6 +178,23 @@ &i2c0 { status = "okay"; + vdd_cpu: regulator@1c { + compatible = "tcs,tcs4525"; + reg = <0x1c>; + fcs,suspend-voltage-selector = <1>; + regulator-name = "vdd_cpu"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1150000>; + regulator-ramp-delay = <2300>; + vin-supply = <&vcc5v0_sys>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + rk809: pmic@20 { compatible = "rockchip,rk809"; reg = <0x20>; -- 2.11.0