mfd: max8925: Add dts

Add max8925 dts support into mmp2 brownstone platform

Signed-off-by: Qing Xu <qingx@marvell.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

arch/arm/boot/dts/mmp2-brownstone.dts

@@ -29,6 +29,164 @@
 			};
 			twsi1: i2c@d4011000 {
 				status = "okay";
+				pmic: max8925@3c {
+					compatible = "maxium,max8925";
+					reg = <0x3c>;
+					interrupts = <1>;
+					interrupt-parent = <&intcmux4>;
+					interrupt-controller;
+					#interrupt-cells = <1>;
+					maxim,tsc-irq = <0>;
+
+					regulators {
+						SDV1 {
+							regulator-min-microvolt = <637500>;
+							regulator-max-microvolt = <1425000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						SDV2 {
+							regulator-min-microvolt = <650000>;
+							regulator-max-microvolt = <2225000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						SDV3 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO1 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO2 {
+							regulator-min-microvolt = <650000>;
+							regulator-max-microvolt = <2250000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO3 {
+							regulator-min-microvolt = <650000>;
+							regulator-max-microvolt = <2250000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO4 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO5 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO6 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO7 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO8 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO9 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO10 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+						};
+						LDO11 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO12 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO13 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO14 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO15 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO16 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO17 {
+							regulator-min-microvolt = <650000>;
+							regulator-max-microvolt = <2250000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO18 {
+							regulator-min-microvolt = <650000>;
+							regulator-max-microvolt = <2250000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO19 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+						LDO20 {
+							regulator-min-microvolt = <750000>;
+							regulator-max-microvolt = <3900000>;
+							regulator-boot-on;
+							regulator-always-on;
+						};
+					};
+					backlight {
+						maxim,max8925-dual-string = <0>;
+					};
+					charger {
+						batt-detect = <0>;
+						topoff-threshold = <1>;
+						fast-charge = <7>;
+						no-temp-support = <0>;
+						no-insert-detect = <0>;
+					};
+				};
 			};
 			rtc: rtc@d4010000 {
 				status = "okay";

arch/arm/boot/dts/mmp2.dtsi

@@ -46,7 +46,7 @@
 				mrvl,intc-nr-irqs = <64>;
 			};
 
-			intcmux4@d4282150 {
+			intcmux4: interrupt-controller@d4282150 {
 				compatible = "mrvl,mmp2-mux-intc";
 				interrupts = <4>;
 				interrupt-controller;
@@ -201,6 +201,8 @@
 				compatible = "mrvl,mmp-twsi";
 				reg = <0xd4011000 0x1000>;
 				interrupts = <7>;
+				#address-cells = <1>;
+				#size-cells = <0>;
 				mrvl,i2c-fast-mode;
 				status = "disabled";
 			};