ARM: dts: add pbias dt node

Add pbias regulator node as a child of system control
module - syscon.
Signed-off-by: Balaji T K <balajitk@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Tested-by: Florian Vaussard <florian.vaussard@epfl.ch>
Tested-by: Stefan Roese <sr@denx.de>
Signed-off-by: Chris Ball <chris@printf.net>

arch/arm/boot/dts/dra7.dtsi

@@ -149,6 +149,22 @@ counter32k: counter@4ae04000 {
 			ti,hwmods = "counter_32k";
 		};
 
+		dra7_ctrl_general: tisyscon@4a002e00 {
+			compatible = "syscon";
+			reg = <0x4a002e00 0x7c>;
+		};
+
+		pbias_regulator: pbias_regulator {
+			compatible = "ti,pbias-omap";
+			reg = <0 0x4>;
+			syscon = <&dra7_ctrl_general>;
+			pbias_mmc_reg: pbias_mmc_omap5 {
+				regulator-name = "pbias_mmc_omap5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3000000>;
+			};
+		};
+
 		dra7_pmx_core: pinmux@4a003400 {
 			compatible = "pinctrl-single";
 			reg = <0x4a003400 0x0464>;
@@ -524,6 +540,7 @@ mmc1: mmc@4809c000 {
 			dmas = <&sdma 61>, <&sdma 62>;
 			dma-names = "tx", "rx";
 			status = "disabled";
+			pbias-supply = <&pbias_mmc_reg>;
 		};
 
 		mmc2: mmc@480b4000 {

arch/arm/boot/dts/omap2430.dtsi

@@ -29,6 +29,22 @@ omap2430_pmx: pinmux@49002030 {
 			pinctrl-single,function-mask = <0x3f>;
 		};
 
+		omap2_scm_general: tisyscon@49002270 {
+			compatible = "syscon";
+			reg = <0x49002270 0x240>;
+		};
+
+		pbias_regulator: pbias_regulator {
+			compatible = "ti,pbias-omap";
+			reg = <0x230 0x4>;
+			syscon = <&omap2_scm_general>;
+			pbias_mmc_reg: pbias_mmc_omap2430 {
+				regulator-name = "pbias_mmc_omap2430";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3000000>;
+			};
+		};
+
 		gpio1: gpio@4900c000 {
 			compatible = "ti,omap2-gpio";
 			reg = <0x4900c000 0x200>;
@@ -183,6 +199,7 @@ mmc1: mmc@4809c000 {
 			ti,dual-volt;
 			dmas = <&sdma 61>, <&sdma 62>;
 			dma-names = "tx", "rx";
+			pbias-supply = <&pbias_mmc_reg>;
 		};
 
 		mmc2: mmc@480b4000 {

arch/arm/boot/dts/omap3.dtsi

@@ -176,6 +176,22 @@ omap3_pmx_wkup: pinmux@48002a00 {
 			pinctrl-single,function-mask = <0xff1f>;
 		};
 
+		omap3_scm_general: tisyscon@48002270 {
+			compatible = "syscon";
+			reg = <0x48002270 0x2f0>;
+		};
+
+		pbias_regulator: pbias_regulator {
+			compatible = "ti,pbias-omap";
+			reg = <0x2b0 0x4>;
+			syscon = <&omap3_scm_general>;
+			pbias_mmc_reg: pbias_mmc_omap2430 {
+				regulator-name = "pbias_mmc_omap2430";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3000000>;
+			};
+		};
+
 		gpio1: gpio@48310000 {
 			compatible = "ti,omap3-gpio";
 			reg = <0x48310000 0x200>;
@@ -390,6 +406,7 @@ mmc1: mmc@4809c000 {
 			ti,dual-volt;
 			dmas = <&sdma 61>, <&sdma 62>;
 			dma-names = "tx", "rx";
+			pbias-supply = <&pbias_mmc_reg>;
 		};
 
 		mmc2: mmc@480b4000 {

arch/arm/boot/dts/omap4.dtsi

@@ -186,6 +186,22 @@ omap4_pmx_wkup: pinmux@4a31e040 {
 			pinctrl-single,function-mask = <0x7fff>;
 		};
 
+		omap4_padconf_global: tisyscon@4a1005a0 {
+			compatible = "syscon";
+			reg = <0x4a1005a0 0x170>;
+		};
+
+		pbias_regulator: pbias_regulator {
+			compatible = "ti,pbias-omap";
+			reg = <0x60 0x4>;
+			syscon = <&omap4_padconf_global>;
+			pbias_mmc_reg: pbias_mmc_omap4 {
+				regulator-name = "pbias_mmc_omap4";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3000000>;
+			};
+		};
+
 		sdma: dma-controller@4a056000 {
 			compatible = "ti,omap4430-sdma";
 			reg = <0x4a056000 0x1000>;
@@ -419,6 +435,7 @@ mmc1: mmc@4809c000 {
 			ti,needs-special-reset;
 			dmas = <&sdma 61>, <&sdma 62>;
 			dma-names = "tx", "rx";
+			pbias-supply = <&pbias_mmc_reg>;
 		};
 
 		mmc2: mmc@480b4000 {

arch/arm/boot/dts/omap5.dtsi

@@ -192,6 +192,22 @@ omap5_pmx_wkup: pinmux@4ae0c840 {
 			pinctrl-single,function-mask = <0x7fff>;
 		};
 
+		omap5_padconf_global: tisyscon@4a002da0 {
+			compatible = "syscon";
+			reg = <0x4A002da0 0xec>;
+		};
+
+		pbias_regulator: pbias_regulator {
+			compatible = "ti,pbias-omap";
+			reg = <0x60 0x4>;
+			syscon = <&omap5_padconf_global>;
+			pbias_mmc_reg: pbias_mmc_omap5 {
+				regulator-name = "pbias_mmc_omap5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3000000>;
+			};
+		};
+
 		sdma: dma-controller@4a056000 {
 			compatible = "ti,omap4430-sdma";
 			reg = <0x4a056000 0x1000>;
@@ -471,6 +487,7 @@ mmc1: mmc@4809c000 {
 			ti,needs-special-reset;
 			dmas = <&sdma 61>, <&sdma 62>;
 			dma-names = "tx", "rx";
+			pbias-supply = <&pbias_mmc_reg>;
 		};
 
 		mmc2: mmc@480b4000 {