linux-kernel - [PATCH 3/4] ARM: tegra: dalmore: add dt node for TPS65090's regulators

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Date:	Wed, 20 Mar 2013 19:14:29 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	<swarren@...dotorg.org>
CC:	<devicetree-discuss@...ts.ozlabs.org>, <linux-doc@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-tegra@...r.kernel.org>,
	Laxman Dewangan <ldewangan@...dia.com>
Subject: [PATCH 3/4] ARM: tegra: dalmore: add dt node for TPS65090's regulators

NVIDIA's Tegra114 platform, Dalmore, uses the TPS65090 as
secondary PMICs which mainly act as voltage switch controlled
by I2C communication.

Add regulator node for this device.

Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
---
 .../devicetree/bindings/regulator/tps65090.txt     |    4 +-
 arch/arm/boot/dts/tegra114-dalmore.dts             |   90 ++++++++++++++++++++
 2 files changed, 92 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/regulator/tps65090.txt b/Documentation/devicetree/bindings/regulator/tps65090.txt
index 313a60b..8926e2d 100644
--- a/Documentation/devicetree/bindings/regulator/tps65090.txt
+++ b/Documentation/devicetree/bindings/regulator/tps65090.txt
@@ -41,8 +41,8 @@ Example:
 		infet5-supply = <&some_reg>;
 		infet6-supply = <&some_reg>;
 		infet7-supply = <&some_reg>;
-		vsys_l1-supply = <&some_reg>;
-		vsys_l2-supply = <&some_reg>;
+		vsys-l1-supply = <&some_reg>;
+		vsys-l2-supply = <&some_reg>;
 
 		regulators {
 			dcdc1 {
diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts
index 6be9434..a47c3d2 100644
--- a/arch/arm/boot/dts/tegra114-dalmore.dts
+++ b/arch/arm/boot/dts/tegra114-dalmore.dts
@@ -731,6 +731,82 @@
 			regulator-boot-on;
 			regulator-always-on;
 		};
+
+		tps65090@48 {
+			compatible = "ti,tps65090";
+			reg = <0x48>;
+			interrupt-parent = <&gpio>;
+			interrupts = <72 0x04>; /* gpio PJ0 */
+
+			vsys1-supply = <&vdd_ac_bat_reg>;
+			vsys2-supply = <&vdd_ac_bat_reg>;
+			vsys3-supply = <&vdd_ac_bat_reg>;
+			infet1-supply = <&vdd_ac_bat_reg>;
+			infet2-supply = <&vdd_ac_bat_reg>;
+			infet3-supply = <&tps65090_dcdc2_reg>;
+			infet4-supply = <&tps65090_dcdc2_reg>;
+			infet5-supply = <&tps65090_dcdc2_reg>;
+			infet6-supply = <&tps65090_dcdc2_reg>;
+			infet7-supply = <&tps65090_dcdc2_reg>;
+			vsys-l1-supply = <&vdd_ac_bat_reg>;
+			vsys-l2-supply = <&vdd_ac_bat_reg>;
+
+			regulators {
+				dcdc1 {
+					regulator-name = "vdd-sys-5v0";
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				tps65090_dcdc2_reg: dcdc2 {
+					regulator-name = "vdd-sys-3v3";
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				dcdc3 {
+					regulator-name = "vdd-ao";
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				fet1 {
+					regulator-name = "vdd-lcd-bl";
+				};
+
+				fet3 {
+					regulator-name = "vdd-modem-3v3";
+				};
+
+				fet4 {
+					regulator-name = "avdd-lcd";
+				};
+
+				fet5 {
+					regulator-name = "vdd-lvds";
+				};
+
+				fet6 {
+					regulator-name = "vdd-sd-slot";
+				};
+
+				fet7 {
+					regulator-name = "vdd-com-3v3";
+				};
+
+				ldo1 {
+					regulator-name = "vdd-sby-5v0";
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				ldo2 {
+					regulator-name = "vdd-sby-3v3";
+					regulator-always-on;
+					regulator-boot-on;
+				};
+			};
+		};
 	};
 
 	pmc {
@@ -747,4 +823,18 @@
 		bus-width = <8>;
 		status = "okay";
 	};
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		vdd_ac_bat_reg: regulator@0 {
+			compatible = "regulator-fixed";
+			reg = <0>;
+			regulator-name = "vdd_ac_bat";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-always-on;
+		};
+	};
 };
-- 
1.7.1.1

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