[PATCH 4/4] ARM: dts: k3-am642-sk-u-boot: add PMIC node
Neil Armstrong
narmstrong at baylibre.com
Wed Apr 27 13:28:12 CEST 2022
The E4 revision of the AM64 SKEVM embeds a TPS65219 PMIC,
this adds the PMIC node with the required regulators voltages.
Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>
---
arch/arm/dts/k3-am642-sk-u-boot.dtsi | 61 ++++++++++++++++++++++++++++
1 file changed, 61 insertions(+)
diff --git a/arch/arm/dts/k3-am642-sk-u-boot.dtsi b/arch/arm/dts/k3-am642-sk-u-boot.dtsi
index afe5baba8c..6504228136 100644
--- a/arch/arm/dts/k3-am642-sk-u-boot.dtsi
+++ b/arch/arm/dts/k3-am642-sk-u-boot.dtsi
@@ -48,6 +48,67 @@
pinctrl-names = "default";
pinctrl-0 = <&main_i2c0_pins_default>;
clock-frequency = <400000>;
+
+ tps65219: pmic at 30 {
+ compatible = "ti,tps65219";
+ reg = <0x30>;
+
+ regulators {
+ buck1_reg: buck1 {
+ regulator-name = "VDD_CORE";
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <750000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck2_reg: buck2 {
+ regulator-name = "VCC1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck3_reg: buck3 {
+ regulator-name = "VDD_LPDDR4";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo1_reg: ldo1 {
+ regulator-name = "VDDSHV_SD_IO_PMIC";
+ regulator-min-microvolt = <33000000>;
+ regulator-max-microvolt = <33000000>;
+ };
+
+ ldo2_reg: ldo2 {
+ regulator-name = "VDDAR_CORE";
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <850000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo3_reg: ldo3 {
+ regulator-name = "VDDA_1V8";
+ regulator-min-microvolt = <18000000>;
+ regulator-max-microvolt = <18000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo4_reg: ldo4 {
+ regulator-name = "VDD_PHY_2V5";
+ regulator-min-microvolt = <25000000>;
+ regulator-max-microvolt = <25000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
};
&main_uart0 {
--
2.25.1
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