From: Dmitry Osipenko <digetx@gmail.com>
Date: Sat, 20 Oct 2018 13:49:06 +0000 (+0300)
Subject: ARM: dts: tegra30: beaver: Setup voltage regulators for DVFS
X-Git-Url: http://git.rot13.org/?a=commitdiff_plain;h=19420e54214a8ca1527cdce9c3526503ba5d0501;hp=2dd90e4d380048457fc60c40551b34db279d9186;p=linux

ARM: dts: tegra30: beaver: Setup voltage regulators for DVFS

Set min/max regulators voltage and add CPU node that hooks up CPU with
voltage regulators.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---

diff --git a/arch/arm/boot/dts/tegra30-beaver.dts b/arch/arm/boot/dts/tegra30-beaver.dts
index a3b0f3555cd2..f8252fb5925d 100644
--- a/arch/arm/boot/dts/tegra30-beaver.dts
+++ b/arch/arm/boot/dts/tegra30-beaver.dts
@@ -1807,7 +1807,10 @@
 				vddctrl_reg: vddctrl {
 					regulator-name = "vdd_cpu,vdd_sys";
 					regulator-min-microvolt = <1000000>;
-					regulator-max-microvolt = <1000000>;
+					regulator-max-microvolt = <1250000>;
+					regulator-coupled-with = <&core_vdd_reg>;
+					regulator-coupled-max-spread = <300000>;
+					regulator-max-step-microvolt = <100000>;
 					regulator-always-on;
 				};
 
@@ -1868,13 +1871,16 @@
 			};
 		};
 
-		tps62361@60 {
+		core_vdd_reg: tps62361@60 {
 			compatible = "ti,tps62361";
 			reg = <0x60>;
 
 			regulator-name = "tps62361-vout";
 			regulator-min-microvolt = <500000>;
 			regulator-max-microvolt = <1500000>;
+			regulator-coupled-with = <&vddctrl_reg>;
+			regulator-coupled-max-spread = <300000>;
+			regulator-max-step-microvolt = <100000>;
 			regulator-boot-on;
 			regulator-always-on;
 			ti,vsel0-state-high;
@@ -2114,4 +2120,11 @@
 			 <&tegra_car TEGRA30_CLK_EXTERN1>;
 		clock-names = "pll_a", "pll_a_out0", "mclk";
 	};
+
+	cpus {
+		cpu0: cpu@0 {
+			cpu-supply = <&vddctrl_reg>;
+			core-supply = <&core_vdd_reg>;
+		};
+	};
 };