[PATCH v2 43/48] ARM: tegra: Add OPP tables and power domains to Tegra20 device-tree

[Dmitry Osipenko <digetx@gmail.com>]

Add OPP tables and power domains to the Tegra20 device-tree.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 .../boot/dts/tegra20-acer-a500-picasso.dts    |   4 +
 arch/arm/boot/dts/tegra20-colibri.dtsi        |   6 +-
 arch/arm/boot/dts/tegra20-harmony.dts         |   6 +-
 arch/arm/boot/dts/tegra20-paz00.dts           |  46 +-
 .../arm/boot/dts/tegra20-peripherals-opp.dtsi | 941 ++++++++++++++++++
 arch/arm/boot/dts/tegra20-seaboard.dts        |   6 +-
 arch/arm/boot/dts/tegra20-tamonten.dtsi       |   6 +-
 arch/arm/boot/dts/tegra20-trimslice.dts       |  12 +
 arch/arm/boot/dts/tegra20-ventana.dts         |   6 +-
 arch/arm/boot/dts/tegra20.dtsi                | 220 ++++
 10 files changed, 1241 insertions(+), 12 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
index 40c1bab22155..78b307370a46 100644
--- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
+++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
@@ -834,6 +834,10 @@ rtc_32k_wifi: clock@1 {
 		clock-output-names = "kk3270032";
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	cpus {
 		cpu0: cpu@0 {
 			cpu-supply = <&vdd_cpu>;
diff --git a/arch/arm/boot/dts/tegra20-colibri.dtsi b/arch/arm/boot/dts/tegra20-colibri.dtsi
index 585a5b441cf6..5ad803fea48f 100644
--- a/arch/arm/boot/dts/tegra20-colibri.dtsi
+++ b/arch/arm/boot/dts/tegra20-colibri.dtsi
@@ -495,7 +495,7 @@ reg_3v3_vsys: sys {
 					regulator-always-on;
 				};
 
-				sm0 {
+				vdd_core: sm0 {
 					regulator-name = "VDD_CORE_1.2V";
 					regulator-min-microvolt = <1200000>;
 					regulator-max-microvolt = <1200000>;
@@ -701,6 +701,10 @@ usb-phy@c5004000 {
 		vbus-supply = <&reg_lan_v_bus>;
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	clk32k_in: xtal3 {
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index 86494cb4d5a1..762e12b73e7e 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -339,7 +339,7 @@ sys_reg: sys {
 					regulator-always-on;
 				};
 
-				sm0 {
+				vdd_core: sm0 {
 					regulator-name = "vdd_sm0,vdd_core";
 					regulator-min-microvolt = <1200000>;
 					regulator-max-microvolt = <1200000>;
@@ -640,6 +640,10 @@ backlight: backlight {
 		default-brightness-level = <6>;
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";
 		clock-frequency = <32768>;
diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts
index 7e49112cd9a1..d30169722282 100644
--- a/arch/arm/boot/dts/tegra20-paz00.dts
+++ b/arch/arm/boot/dts/tegra20-paz00.dts
@@ -26,7 +26,19 @@ memory@0 {
 	};
 
 	host1x@50000000 {
+		core-supply = <&core_vdd_reg>;
+
+		gr2d@54140000 {
+			core-supply = <&core_vdd_reg>;
+		};
+
+		gr3d@54180000 {
+			core-supply = <&core_vdd_reg>;
+		};
+
 		dc@54200000 {
+			core-supply = <&core_vdd_reg>;
+
 			rgb {
 				status = "okay";
 
@@ -34,11 +46,16 @@ rgb {
 			};
 		};
 
+		dc@54240000 {
+			core-supply = <&core_vdd_reg>;
+		};
+
 		hdmi@54280000 {
 			status = "okay";
 
 			vdd-supply = <&hdmi_vdd_reg>;
 			pll-supply = <&hdmi_pll_reg>;
+			core-supply = <&core_vdd_reg>;
 
 			nvidia,ddc-i2c-bus = <&hdmi_ddc>;
 			nvidia,hpd-gpio = <&gpio TEGRA_GPIO(N, 7)
@@ -46,6 +63,10 @@ hdmi@54280000 {
 		};
 	};
 
+	vde@6001a000 {
+		core-supply = <&core_vdd_reg>;
+	};
+
 	pinmux@70000014 {
 		pinctrl-names = "default";
 		pinctrl-0 = <&state_default>;
@@ -314,6 +335,8 @@ nvec@7000c500 {
 	memory-controller@7000f400 {
 		nvidia,use-ram-code;
 
+		core-supply = <&core_vdd_reg>;
+
 		emc-tables@0 {
 			nvidia,ram-code = <0x0>;
 			#address-cells = <1>;
@@ -387,10 +410,10 @@ sys_reg: sys {
 
 				core_vdd_reg: sm0 {
 					regulator-name = "+1.2vs_sm0,vdd_core";
-					regulator-min-microvolt = <1200000>;
-					regulator-max-microvolt = <1225000>;
+					regulator-min-microvolt = <950000>;
+					regulator-max-microvolt = <1300000>;
 					regulator-coupled-with = <&rtc_vdd_reg &cpu_vdd_reg>;
-					regulator-coupled-max-spread = <170000 450000>;
+					regulator-coupled-max-spread = <170000 550000>;
 					regulator-always-on;
 
 					nvidia,tegra-core-regulator;
@@ -401,7 +424,7 @@ cpu_vdd_reg: sm1 {
 					regulator-min-microvolt = <750000>;
 					regulator-max-microvolt = <1100000>;
 					regulator-coupled-with = <&core_vdd_reg &rtc_vdd_reg>;
-					regulator-coupled-max-spread = <450000 450000>;
+					regulator-coupled-max-spread = <550000 550000>;
 					regulator-always-on;
 
 					nvidia,tegra-cpu-regulator;
@@ -425,10 +448,10 @@ ldo1 {
 
 				rtc_vdd_reg: ldo2 {
 					regulator-name = "+1.2vs_ldo2,vdd_rtc";
-					regulator-min-microvolt = <1200000>;
-					regulator-max-microvolt = <1225000>;
+					regulator-min-microvolt = <950000>;
+					regulator-max-microvolt = <1300000>;
 					regulator-coupled-with = <&core_vdd_reg &cpu_vdd_reg>;
-					regulator-coupled-max-spread = <170000 450000>;
+					regulator-coupled-max-spread = <170000 550000>;
 					regulator-always-on;
 
 					nvidia,tegra-rtc-regulator;
@@ -517,6 +540,7 @@ usb@c5000000 {
 		compatible = "nvidia,tegra20-udc";
 		status = "okay";
 		dr_mode = "peripheral";
+		core-supply = <&core_vdd_reg>;
 	};
 
 	usb-phy@c5000000 {
@@ -527,6 +551,7 @@ usb@c5004000 {
 		status = "okay";
 		nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 0)
 			GPIO_ACTIVE_LOW>;
+		core-supply = <&core_vdd_reg>;
 	};
 
 	usb-phy@c5004000 {
@@ -537,6 +562,7 @@ usb-phy@c5004000 {
 
 	usb@c5008000 {
 		status = "okay";
+		core-supply = <&core_vdd_reg>;
 	};
 
 	usb-phy@c5008000 {
@@ -549,12 +575,14 @@ mmc@c8000000 {
 		wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
 		power-gpios = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
+		core-supply = <&core_vdd_reg>;
 	};
 
 	mmc@c8000600 {
 		status = "okay";
 		bus-width = <8>;
 		non-removable;
+		core-supply = <&core_vdd_reg>;
 	};
 
 	backlight: backlight {
@@ -569,6 +597,10 @@ backlight: backlight {
 		backlight-boot-off;
 	};
 
+	core-domain {
+		power-supply = <&core_vdd_reg>;
+	};
+
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";
 		clock-frequency = <32768>;
diff --git a/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi b/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi
index b84afecea154..7e015cdfbc55 100644
--- a/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi
+++ b/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi
@@ -1,6 +1,46 @@
 // SPDX-License-Identifier: GPL-2.0
 
 / {
+	core_opp_table: core-power-domain-opp-table {
+		compatible = "operating-points-v2";
+		opp-shared;
+
+		core_opp_950: opp@950000 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-level = <950000>;
+		};
+
+		core_opp_1000: opp@1000000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-level = <1000000>;
+		};
+
+		core_opp_1100: opp@1100000 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-level = <1100000>;
+		};
+
+		core_opp_1200: opp@1200000 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-level = <1200000>;
+		};
+
+		core_opp_1225: opp@1225000 {
+			opp-microvolt = <1225000 1225000 1300000>;
+			opp-level = <1225000>;
+		};
+
+		core_opp_1275: opp@1275000 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-level = <1275000>;
+		};
+
+		core_opp_1300: opp@1300000 {
+			opp-microvolt = <1300000 1300000 1300000>;
+			opp-level = <1300000>;
+		};
+	};
+
 	emc_icc_dvfs_opp_table: emc-dvfs-opp-table {
 		compatible = "operating-points-v2";
 
@@ -8,102 +48,1003 @@ opp@36000000 {
 			opp-microvolt = <950000 950000 1300000>;
 			opp-hz = /bits/ 64 <36000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
 		};
 
 		opp@47500000 {
 			opp-microvolt = <950000 950000 1300000>;
 			opp-hz = /bits/ 64 <47500000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
 		};
 
 		opp@50000000 {
 			opp-microvolt = <950000 950000 1300000>;
 			opp-hz = /bits/ 64 <50000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
 		};
 
 		opp@54000000 {
 			opp-microvolt = <950000 950000 1300000>;
 			opp-hz = /bits/ 64 <54000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
 		};
 
 		opp@57000000 {
 			opp-microvolt = <950000 950000 1300000>;
 			opp-hz = /bits/ 64 <57000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
 		};
 
 		opp@100000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <100000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@108000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <108000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@126666000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <126666000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@150000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <150000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@190000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <190000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@216000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <216000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@300000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <300000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@333000000 {
 			opp-microvolt = <1000000 1000000 1300000>;
 			opp-hz = /bits/ 64 <333000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
 		};
 
 		opp@380000000 {
 			opp-microvolt = <1100000 1100000 1300000>;
 			opp-hz = /bits/ 64 <380000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
 		};
 
 		opp@600000000 {
 			opp-microvolt = <1200000 1200000 1300000>;
 			opp-hz = /bits/ 64 <600000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
 		};
 
 		opp@666000000 {
 			opp-microvolt = <1200000 1200000 1300000>;
 			opp-hz = /bits/ 64 <666000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
 		};
 
 		opp@760000000 {
 			opp-microvolt = <1300000 1300000 1300000>;
 			opp-hz = /bits/ 64 <760000000>;
 			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1300>;
+		};
+	};
+
+	gr2d_dvfs_opp_table: gr2d-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@133000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <133000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@171000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <171000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@247000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <247000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@300000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	gr3d_dvfs_opp_table: gr3d-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@114000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <114000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@161500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <161500000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@161500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <161500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@209000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <209000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@218500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <218500000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@247000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <247000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@247000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <247000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@256500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <256500000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@285000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <285000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@285000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <285000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@304000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <304000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@323000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <323000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@333500000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <333500000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@333500000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <333500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@351500000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <351500000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@361000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <361000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@380000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <380000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@400000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <400000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@400000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <400000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	disp1_dvfs_opp_table: disp1-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@158000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <158000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@190000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <190000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	disp2_dvfs_opp_table: disp2-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@158000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <158000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@190000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <190000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	dsi_dvfs_opp_table: dsi-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@100000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <100000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@500000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <500000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	epp_dvfs_opp_table: epp-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@133000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <133000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@171000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <171000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@247000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <247000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@300000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	hdmi_dvfs_opp_table: hdmi-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@148500000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <148500000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	host1x_dvfs_opp_table: host1x-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@104500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <104500000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@133000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <133000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@166000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <166000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	ide_dvfs_opp_table: ide-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@100000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <100000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	mipi_dvfs_opp_table: mipi-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@40000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <40000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@60000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <60000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1275>;
+		};
+	};
+
+	mpe_dvfs_opp_table: mpe-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@104500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <104500000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@142500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <142500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@152000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <152000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@190000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <190000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@190000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <190000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@228000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <228000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@228000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <228000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@237500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <237500000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@266000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <266000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@275500000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <275500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@300000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x0003>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@300000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x000C>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	ndflash_dvfs_opp_table: ndflash-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@130000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <130000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@150000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <150000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@158000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <158000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@164000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <164000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	nor_dvfs_opp_table: nor-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@92000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <92000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+	};
+
+	pcie_dvfs_opp_table: pcie-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@250000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <250000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	sdmmc1_dvfs_opp_table: sdmmc1-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@44000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <44000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@52000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <52000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+	};
+
+	sdmmc2_dvfs_opp_table: sdmmc2-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@44000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <44000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@52000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <52000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+	};
+
+	sdmmc3_dvfs_opp_table: sdmmc3-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@44000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <44000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@52000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <52000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+	};
+
+	sdmmc4_dvfs_opp_table: sdmmc4-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@44000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <44000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@52000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <52000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+	};
+
+	sclk_dvfs_opp_table: sclk-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@95000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <95000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@123500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <123500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@133000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <133000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@152000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <152000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@159500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <159500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@171000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <171000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@180500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <180500000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@190000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <190000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@207000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <207000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@218500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <218500000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@222500000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <222500000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@229500000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <229500000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@240000000,1225 {
+			opp-microvolt = <1225000 1225000 1300000>;
+			opp-hz = /bits/ 64 <240000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1225>;
+		};
+
+		opp@240000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <240000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@247000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <247000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@256500000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <256500000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@260000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <260000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@262000000,1300 {
+			opp-microvolt = <1300000 1300000 1300000>;
+			opp-hz = /bits/ 64 <262000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1300>;
+		};
+
+		opp@264000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <264000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@277500000,1300 {
+			opp-microvolt = <1300000 1300000 1300000>;
+			opp-hz = /bits/ 64 <277500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1300>;
+		};
+
+		opp@285000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <285000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@292500000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <292500000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@300000000,1300 {
+			opp-microvolt = <1300000 1300000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1300>;
+		};
+
+		opp@300000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1275>;
+		};
+	};
+
+	tvo_dvfs_opp_table: tvo-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@250000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <250000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1200>;
+		};
+	};
+
+	usbd_dvfs_opp_table: usbd-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@480000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <480000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	usb2_dvfs_opp_table: usb2-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@480000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <480000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	usb3_dvfs_opp_table: usb3-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@480000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <480000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	vde_dvfs_opp_table: vde-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@95000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <95000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@123500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <123500000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@123500000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <123500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@152000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <152000000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@152000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <152000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@171000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <171000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@209000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <209000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@209000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <209000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@218500000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <218500000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@237500000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <237500000>;
+			opp-supported-hw = <0x0002>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@275500000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <275500000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@285000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <285000000>;
+			opp-supported-hw = <0x0004>;
+			required-opps = <&core_opp_1100>;
+		};
+
+		opp@300000000,1275 {
+			opp-microvolt = <1275000 1275000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x0001>;
+			required-opps = <&core_opp_1275>;
+		};
+
+		opp@300000000,1200 {
+			opp-microvolt = <1200000 1200000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x0006>;
+			required-opps = <&core_opp_1200>;
+		};
+
+		opp@300000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <300000000>;
+			opp-supported-hw = <0x0008>;
+			required-opps = <&core_opp_1100>;
+		};
+	};
+
+	vi_dvfs_opp_table: vi-opp-table {
+		compatible = "operating-points-v2";
+
+		opp@85000000,950 {
+			opp-microvolt = <950000 950000 1300000>;
+			opp-hz = /bits/ 64 <85000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_950>;
+		};
+
+		opp@100000000,1000 {
+			opp-microvolt = <1000000 1000000 1300000>;
+			opp-hz = /bits/ 64 <100000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1000>;
+		};
+
+		opp@150000000,1100 {
+			opp-microvolt = <1100000 1100000 1300000>;
+			opp-hz = /bits/ 64 <150000000>;
+			opp-supported-hw = <0x000F>;
+			required-opps = <&core_opp_1100>;
 		};
 	};
 };
diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts
index c24d4a37613e..b617c69465fc 100644
--- a/arch/arm/boot/dts/tegra20-seaboard.dts
+++ b/arch/arm/boot/dts/tegra20-seaboard.dts
@@ -444,7 +444,7 @@ sys_reg: sys {
 					regulator-always-on;
 				};
 
-				sm0 {
+				vdd_core: sm0 {
 					regulator-name = "vdd_sm0,vdd_core";
 					regulator-min-microvolt = <1300000>;
 					regulator-max-microvolt = <1300000>;
@@ -792,6 +792,10 @@ backlight: backlight {
 		default-brightness-level = <6>;
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";
 		clock-frequency = <32768>;
diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi
index 95e6bccdb4f6..bead3c88dec4 100644
--- a/arch/arm/boot/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi
@@ -357,7 +357,7 @@ sys_reg: sys {
 					regulator-always-on;
 				};
 
-				sm0 {
+				vdd_core: sm0 {
 					regulator-name = "vdd_sys_sm0,vdd_core";
 					regulator-min-microvolt = <1200000>;
 					regulator-max-microvolt = <1200000>;
@@ -502,6 +502,10 @@ mmc@c8000600 {
 		status = "okay";
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";
 		clock-frequency = <32768>;
diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts
index 4bc87bc0c2a4..afcf8ff56087 100644
--- a/arch/arm/boot/dts/tegra20-trimslice.dts
+++ b/arch/arm/boot/dts/tegra20-trimslice.dts
@@ -379,6 +379,10 @@ mmc@c8000600 {
 		bus-width = <4>;
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";
 		clock-frequency = <32768>;
@@ -444,6 +448,14 @@ pci_vdd_reg: regulator@4 {
 		regulator-always-on;
 	};
 
+	vdd_core: regulator@5 {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd_core";
+		regulator-min-microvolt = <1300000>;
+		regulator-max-microvolt = <1300000>;
+		regulator-always-on;
+	};
+
 	sound {
 		compatible = "nvidia,tegra-audio-trimslice";
 		nvidia,i2s-controller = <&tegra_i2s1>;
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index 055334ae3d28..0b03b3b0fd0c 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts
@@ -420,7 +420,7 @@ sys_reg: sys {
 					regulator-always-on;
 				};
 
-				sm0 {
+				vdd_core: sm0 {
 					regulator-name = "vdd_sm0,vdd_core";
 					regulator-min-microvolt = <1200000>;
 					regulator-max-microvolt = <1200000>;
@@ -587,6 +587,10 @@ backlight: backlight {
 		default-brightness-level = <6>;
 	};
 
+	core-domain {
+		power-supply = <&vdd_core>;
+	};
+
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";
 		clock-frequency = <32768>;
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 6ce498178105..39963aa667c6 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -42,6 +42,8 @@ host1x@50000000 {
 		clock-names = "host1x";
 		resets = <&tegra_car 28>;
 		reset-names = "host1x";
+		operating-points-v2 = <&host1x_dvfs_opp_table>;
+		power-domains = <&pd_core>;
 
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -55,6 +57,7 @@ mpe@54040000 {
 			clocks = <&tegra_car TEGRA20_CLK_MPE>;
 			resets = <&tegra_car 60>;
 			reset-names = "mpe";
+			power-domains = <&pd_mpe>;
 		};
 
 		vi@54080000 {
@@ -64,6 +67,7 @@ vi@54080000 {
 			clocks = <&tegra_car TEGRA20_CLK_VI>;
 			resets = <&tegra_car 20>;
 			reset-names = "vi";
+			power-domains = <&pd_venc>;
 		};
 
 		epp@540c0000 {
@@ -73,6 +77,7 @@ epp@540c0000 {
 			clocks = <&tegra_car TEGRA20_CLK_EPP>;
 			resets = <&tegra_car 19>;
 			reset-names = "epp";
+			power-domains = <&pd_core>;
 		};
 
 		isp@54100000 {
@@ -82,6 +87,7 @@ isp@54100000 {
 			clocks = <&tegra_car TEGRA20_CLK_ISP>;
 			resets = <&tegra_car 23>;
 			reset-names = "isp";
+			power-domains = <&pd_venc>;
 		};
 
 		gr2d@54140000 {
@@ -91,6 +97,8 @@ gr2d@54140000 {
 			clocks = <&tegra_car TEGRA20_CLK_GR2D>;
 			resets = <&tegra_car 21>;
 			reset-names = "2d";
+			operating-points-v2 = <&gr2d_dvfs_opp_table>;
+			power-domains = <&pd_core>;
 		};
 
 		gr3d@54180000 {
@@ -99,6 +107,8 @@ gr3d@54180000 {
 			clocks = <&tegra_car TEGRA20_CLK_GR3D>;
 			resets = <&tegra_car 24>;
 			reset-names = "3d";
+			operating-points-v2 = <&gr3d_dvfs_opp_table>;
+			power-domains = <&pd_3d>;
 		};
 
 		dc@54200000 {
@@ -110,6 +120,8 @@ dc@54200000 {
 			clock-names = "dc", "parent";
 			resets = <&tegra_car 27>;
 			reset-names = "dc";
+			operating-points-v2 = <&disp1_dvfs_opp_table>;
+			power-domains = <&pd_core>;
 
 			nvidia,head = <0>;
 
@@ -138,6 +150,8 @@ dc@54240000 {
 			clock-names = "dc", "parent";
 			resets = <&tegra_car 26>;
 			reset-names = "dc";
+			operating-points-v2 = <&disp2_dvfs_opp_table>;
+			power-domains = <&pd_core>;
 
 			nvidia,head = <1>;
 
@@ -242,6 +256,169 @@ tegra_car: clock@60006000 {
 		reg = <0x60006000 0x1000>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
+
+		clocks {
+			2d {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&gr2d_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_GR2D>;
+				power-domains = <&pd_core>;
+			};
+
+			3d {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&gr3d_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_GR3D>;
+				power-domains = <&pd_core>;
+			};
+
+			dsi {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&dsi_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_DSI>;
+				power-domains = <&pd_core>;
+			};
+
+			epp {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&epp_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_EPP>;
+				power-domains = <&pd_core>;
+			};
+
+			hdmi {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&hdmi_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_HDMI>;
+				power-domains = <&pd_core>;
+			};
+
+			host1x {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&host1x_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_HOST1X>;
+				power-domains = <&pd_core>;
+			};
+
+			ide {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&ide_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_IDE>;
+				power-domains = <&pd_core>;
+			};
+
+			mipi {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&mipi_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_MIPI>;
+				power-domains = <&pd_core>;
+			};
+
+			mpe {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&mpe_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_MPE>;
+				power-domains = <&pd_core>;
+			};
+
+			ndflash {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&ndflash_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_NDFLASH>;
+				power-domains = <&pd_core>;
+			};
+
+			nor {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&nor_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_NOR>;
+				power-domains = <&pd_core>;
+			};
+
+			pex {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&pcie_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_PEX>;
+				power-domains = <&pd_core>;
+			};
+
+			sdmmc1 {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&sdmmc1_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_SDMMC1>;
+				power-domains = <&pd_core>;
+			};
+
+			sdmmc2 {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&sdmmc2_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_SDMMC2>;
+				power-domains = <&pd_core>;
+			};
+
+			sdmmc3 {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&sdmmc3_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_SDMMC3>;
+				power-domains = <&pd_core>;
+			};
+
+			sdmmc4 {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&sdmmc4_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_SDMMC4>;
+				power-domains = <&pd_core>;
+			};
+
+			sclk {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&sclk_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_SCLK>;
+				power-domains = <&pd_core>;
+			};
+
+			tvo {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&tvo_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_TVO>;
+				power-domains = <&pd_core>;
+			};
+
+			usbd {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&usbd_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_USBD>;
+				power-domains = <&pd_core>;
+			};
+
+			usb2 {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&usb2_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_USB2>;
+				power-domains = <&pd_core>;
+			};
+
+			usb3 {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&usb3_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_USB3>;
+				power-domains = <&pd_core>;
+			};
+
+			vde {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&vde_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_VDE>;
+				power-domains = <&pd_core>;
+			};
+
+			vi {
+				compatible = "nvidia,tegra20-clock";
+				operating-points-v2 = <&vi_dvfs_opp_table>;
+				clocks = <&tegra_car TEGRA20_CLK_VI>;
+				power-domains = <&pd_core>;
+			};
+		};
 	};
 
 	flow-controller@60007000 {
@@ -319,6 +496,8 @@ vde@6001a000 {
 		clocks = <&tegra_car TEGRA20_CLK_VDE>;
 		reset-names = "vde", "mc";
 		resets = <&tegra_car 61>, <&mc TEGRA20_MC_RESET_VDE>;
+		operating-points-v2 = <&vde_dvfs_opp_table>;
+		power-domains = <&pd_vde>;
 	};
 
 	apbmisc@70000800 {
@@ -643,6 +822,40 @@ tegra_pmc: pmc@7000e400 {
 		clocks = <&tegra_car TEGRA20_CLK_PCLK>, <&clk32k_in>;
 		clock-names = "pclk", "clk32k_in";
 		#clock-cells = <1>;
+
+		powergates {
+			pd_3d: 3d {
+				clocks = <&tegra_car TEGRA20_CLK_GR3D>;
+				resets = <&tegra_car TEGRA20_CLK_GR3D>;
+				power-domains = <&pd_core>;
+				#power-domain-cells = <0>;
+			};
+
+			pd_venc: venc {
+				clocks = <&tegra_car TEGRA20_CLK_ISP>,
+					 <&tegra_car TEGRA20_CLK_VI>,
+					 <&tegra_car TEGRA20_CLK_CSI>;
+				resets = <&tegra_car TEGRA20_CLK_ISP>,
+					 <&tegra_car 20 /* VI */>,
+					 <&tegra_car TEGRA20_CLK_CSI>;
+				power-domains = <&pd_core>;
+				#power-domain-cells = <0>;
+			};
+
+			pd_vde: vdec {
+				clocks = <&tegra_car TEGRA20_CLK_VDE>;
+				resets = <&tegra_car TEGRA20_CLK_VDE>;
+				power-domains = <&pd_core>;
+				#power-domain-cells = <0>;
+			};
+
+			pd_mpe: mpe {
+				clocks = <&tegra_car TEGRA20_CLK_MPE>;
+				resets = <&tegra_car TEGRA20_CLK_MPE>;
+				power-domains = <&pd_core>;
+				#power-domain-cells = <0>;
+			};
+		};
 	};
 
 	mc: memory-controller@7000f000 {
@@ -662,6 +875,7 @@ emc: memory-controller@7000f400 {
 		reg = <0x7000f400 0x400>;
 		interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&tegra_car TEGRA20_CLK_EMC>;
+		power-domains = <&pd_core>;
 		#address-cells = <1>;
 		#size-cells = <0>;
 		#interconnect-cells = <0>;
@@ -887,6 +1101,12 @@ mmc@c8000600 {
 		status = "disabled";
 	};
 
+	pd_core: core-domain {
+		compatible = "nvidia,tegra20-core-domain";
+		operating-points-v2 = <&core_opp_table>;
+		#power-domain-cells = <0>;
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
-- 
2.29.2