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Message-ID: <1345186799-18229-1-git-send-email-ldewangan@nvidia.com>
Date: Fri, 17 Aug 2012 12:29:59 +0530
From: Laxman Dewangan <ldewangan@...dia.com>
To: <swarren@...dia.com>, <olof@...om.net>
CC: <linux@....linux.org.uk>, <linux-kernel@...r.kernel.org>,
<linux-tegra@...r.kernel.org>,
Laxman Dewangan <ldewangan@...dia.com>
Subject: [PATCH] ARM: dt: tegra: harmony: add regulators
Harmony uses a TPS6586x regulator. Instantiate this, and hook up a
couple of fixed GPIO-controlled regulators too.
Based on Ventana regulator patch by Stephen Warren <swarren@...dia.com>
and converted to Harmony.
Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
---
arch/arm/boot/dts/tegra20-harmony.dts | 210 +++++++++++++++++++++++++++++++++
1 files changed, 210 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index f146dbf..0add02b 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -275,6 +275,152 @@
i2c@...0d000 {
status = "okay";
clock-frequency = <400000>;
+
+ pmic: tps6586x@34 {
+ compatible = "ti,tps6586x";
+ reg = <0x34>;
+ interrupts = <0 86 0x4>;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+
+ sys-supply = <&vdd_5v0_reg>;
+ vin-sm0-supply = <&sys_reg>;
+ vin-sm1-supply = <&sys_reg>;
+ vin-sm2-supply = <&sys_reg>;
+ vinldo01-supply = <&sm2_reg>;
+ vinldo23-supply = <&sm2_reg>;
+ vinldo4-supply = <&sm2_reg>;
+ vinldo678-supply = <&sm2_reg>;
+ vinldo9-supply = <&sm2_reg>;
+
+ regulators {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sys_reg: regulator@0 {
+ reg = <0>;
+ regulator-compatible = "sys";
+ regulator-name = "vdd_sys";
+ regulator-always-on;
+ };
+
+ regulator@1 {
+ reg = <1>;
+ regulator-compatible = "sm0";
+ regulator-name = "vdd_sm0,vdd_core";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ };
+
+ regulator@2 {
+ reg = <2>;
+ regulator-compatible = "sm1";
+ regulator-name = "vdd_sm1,vdd_cpu";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ };
+
+ sm2_reg: regulator@3 {
+ reg = <3>;
+ regulator-compatible = "sm2";
+ regulator-name = "vdd_sm2,vin_ldo*";
+ regulator-min-microvolt = <3700000>;
+ regulator-max-microvolt = <3700000>;
+ regulator-always-on;
+ };
+
+ /* LDO0 is not connected to anything */
+
+ regulator@5 {
+ reg = <5>;
+ regulator-compatible = "ldo1";
+ regulator-name = "vdd_ldo1,avdd_pll*";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-always-on;
+ };
+
+ regulator@6 {
+ reg = <6>;
+ regulator-compatible = "ldo2";
+ regulator-name = "vdd_ldo2,vdd_rtc";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ };
+
+ regulator@7 {
+ reg = <7>;
+ regulator-compatible = "ldo3";
+ regulator-name = "vdd_ldo3,avdd_usb*";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ regulator@8 {
+ reg = <8>;
+ regulator-compatible = "ldo4";
+ regulator-name = "vdd_ldo4,avdd_osc,vddio_sys";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ regulator@9 {
+ reg = <9>;
+ regulator-compatible = "ldo5";
+ regulator-name = "vdd_ldo5,vcore_mmc";
+ regulator-min-microvolt = <2850000>;
+ regulator-max-microvolt = <2850000>;
+ regulator-always-on;
+ };
+
+ regulator@10 {
+ reg = <10>;
+ regulator-compatible = "ldo6";
+ regulator-name = "vdd_ldo6,avdd_vdac";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ regulator@11 {
+ reg = <11>;
+ regulator-compatible = "ldo7";
+ regulator-name = "vdd_ldo7,avdd_hdmi,vdd_fuse";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ regulator@12 {
+ reg = <12>;
+ regulator-compatible = "ldo8";
+ regulator-name = "vdd_ldo8,avdd_hdmi_pll";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ regulator@13 {
+ reg = <13>;
+ regulator-compatible = "ldo9";
+ regulator-name = "vdd_ldo9,avdd_2v85,vdd_ddr_rx";
+ regulator-min-microvolt = <2850000>;
+ regulator-max-microvolt = <2850000>;
+ regulator-always-on;
+ };
+
+ regulator@14 {
+ reg = <14>;
+ regulator-compatible = "ldo_rtc";
+ regulator-name = "vdd_rtc_out,vdd_cell";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+ };
+ };
};
pmc {
@@ -310,6 +456,70 @@
bus-width = <8>;
};
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd_5v0_reg: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "vdd_5v0";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ };
+
+ regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "vdd_1v5";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ gpio = <&pmic 0 0>;
+ };
+
+ regulator@2 {
+ compatible = "regulator-fixed";
+ reg = <2>;
+ regulator-name = "vdd_1v2";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ gpio = <&pmic 1 0>;
+ enable-active-high;
+ };
+
+ regulator@3 {
+ compatible = "regulator-fixed";
+ reg = <3>;
+ regulator-name = "vdd_1v05";
+ regulator-min-microvolt = <10500000>;
+ regulator-max-microvolt = <10500000>;
+ gpio = <&pmic 2 0>;
+ enable-active-high;
+ };
+
+ regulator@4 {
+ compatible = "regulator-fixed";
+ reg = <4>;
+ regulator-name = "vdd_pnl";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ gpio = <&gpio 22 0>; /* gpio PC6 */
+ enable-active-high;
+ };
+
+ regulator@5 {
+ compatible = "regulator-fixed";
+ reg = <5>;
+ regulator-name = "vdd_bl";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ gpio = <&gpio 176 0>; /* gpio PW0 */
+ enable-active-high;
+ };
+ };
+
sound {
compatible = "nvidia,tegra-audio-wm8903-harmony",
"nvidia,tegra-audio-wm8903";
--
1.7.1.1
--
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