From c01afebd74efe3e6de28f1a3c836afaccc2c97c9 Mon Sep 17 00:00:00 2001 From: Dmitry Osipenko Date: Fri, 25 Oct 2019 01:14:15 +0300 Subject: [PATCH] ARM: tegra: cardhu-a04: Set up voltage regulators for DVFS Set minimum and maximum voltages, and couple CPU/CORE regulators. Signed-off-by: Dmitry Osipenko Signed-off-by: Thierry Reding --- arch/arm/boot/dts/tegra30-cardhu-a04.dts | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm/boot/dts/tegra30-cardhu-a04.dts b/arch/arm/boot/dts/tegra30-cardhu-a04.dts index 4dbd4af..0d71925 100644 --- a/arch/arm/boot/dts/tegra30-cardhu-a04.dts +++ b/arch/arm/boot/dts/tegra30-cardhu-a04.dts @@ -103,4 +103,28 @@ gpio = <&gpio TEGRA_GPIO(DD, 0) GPIO_ACTIVE_HIGH>; }; }; + + i2c@7000d000 { + pmic: tps65911@2d { + regulators { + vddctrl_reg: vddctrl { + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1125000>; + regulator-coupled-with = <&vddcore_reg>; + regulator-coupled-max-spread = <300000>; + regulator-max-step-microvolt = <100000>; + + nvidia,tegra-cpu-regulator; + }; + }; + }; + + vddcore_reg: tps62361@60 { + regulator-coupled-with = <&vddctrl_reg>; + regulator-coupled-max-spread = <300000>; + regulator-max-step-microvolt = <100000>; + + nvidia,tegra-core-regulator; + }; + }; }; -- 2.7.4