arm64: dts: ti: k3-j721e-sk: Add DT nodes for power regulators

commit 97b67cc102dc2cc8aa39a569c22a196e21af5a21 upstream.

Add device tree nodes for two power regulators on the J721E SK board.
vsys_5v0: A fixed regulator representing the 5V supply output from the
LM61460 and vdd_sd_dv: A GPIO-controlled TLV71033 regulator.

J721E-SK schematics: https://www.ti.com/lit/zip/sprr438

Fixes: 1bfda92 ("arm64: dts: ti: Add support for J721E SK")
Cc: [email protected]
Signed-off-by: Yemike Abhilash Chandra <[email protected]>
Reviewed-by: Udit Kumar <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Nishanth Menon <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: Yemike-Abhilash-Chandra

arch/arm64/boot/dts/ti/k3-j721e-sk.dts

@@ -175,6 +175,17 @@
 		regulator-boot-on;
 	};
 
+	vsys_5v0: fixedregulator-vsys5v0 {
+		/* Output of LM61460 */
+		compatible = "regulator-fixed";
+		regulator-name = "vsys_5v0";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vusb_main>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	vdd_mmc1: fixedregulator-sd {
 		compatible = "regulator-fixed";
 		pinctrl-names = "default";
@@ -202,6 +213,20 @@
 			 <3300000 0x1>;
 	};
 
+	vdd_sd_dv: gpio-regulator-TLV71033 {
+		compatible = "regulator-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&vdd_sd_dv_pins_default>;
+		regulator-name = "tlv71033";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		vin-supply = <&vsys_5v0>;
+		gpios = <&main_gpio0 118 GPIO_ACTIVE_HIGH>;
+		states = <1800000 0x0>,
+			 <3300000 0x1>;
+	};
+
 	dp_pwr_3v3: fixedregulator-dp-prw {
 		compatible = "regulator-fixed";
 		regulator-name = "dp-pwr";
@@ -455,6 +480,12 @@
 		>;
 	};
 
+	vdd_sd_dv_pins_default: vdd-sd-dv-default-pins {
+		pinctrl-single,pins = <
+			J721E_IOPAD(0x1dc, PIN_OUTPUT, 7) /* (Y1) SPI1_CLK.GPIO0_118 */
+		>;
+	};
+
 	wkup_i2c0_pins_default: wkup-i2c0-pins-default {
 		pinctrl-single,pins = <
 			J721E_WKUP_IOPAD(0xf8, PIN_INPUT_PULLUP, 0) /* (J25) WKUP_I2C0_SCL */