ARM: dts: Add wm8994 regulator support on smdk5250

This patch adds the required regulator supplies and properties
for wm8994 codec on smdk5250 board.

Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 35 insertions, 2 deletions

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index d53ea34c4fa1..1e21200b6d85 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -37,6 +37,30 @@
                 };
         };
 
+        vdd:fixed-regulator@0 {
+                compatible = "regulator-fixed";
+                regulator-name = "vdd-supply";
+                regulator-min-microvolt = <1800000>;
+                regulator-max-microvolt = <1800000>;
+                regulator-always-on;
+        };
+
+        dbvdd:fixed-regulator@1 {
+                compatible = "regulator-fixed";
+                regulator-name = "dbvdd-supply";
+                regulator-min-microvolt = <3300000>;
+                regulator-max-microvolt = <3300000>;
+                regulator-always-on;
+        };
+
+        spkvdd:fixed-regulator@2 {
+                compatible = "regulator-fixed";
+                regulator-name = "spkvdd-supply";
+                regulator-min-microvolt = <5000000>;
+                regulator-max-microvolt = <5000000>;
+                regulator-always-on;
+        };
+
         i2c@12C70000 {
                 samsung,i2c-sda-delay = <100>;
                 samsung,i2c-max-bus-freq = <20000>;
@@ -47,8 +71,17 @@
                 };
 
                 wm8994: wm8994@1a {
-                         compatible = "wlf,wm8994";
-                         reg = <0x1a>;
+                        compatible = "wlf,wm8994";
+                        reg = <0x1a>;
+
+                        gpio-controller;
+                        #gpio-cells = <2>;
+
+                        AVDD2-supply = <&vdd>;
+                        CPVDD-supply = <&vdd>;
+                        DBVDD-supply = <&dbvdd>;
+                        SPKVDD1-supply = <&spkvdd>;
+                        SPKVDD2-supply = <&spkvdd>;
                 };
         };