vddshv_canuart on am62-lp-sk is used to power a few units specific units
of the SoC that remain active in a special low power mode. Model this
relationship explicitly.
Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts b/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts
index 529360b5e6fe052dd99f04b74c129193922f76ac..783ad65e6165ea74010c3240069fc6d99a0cd035 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62-lp-sk.dts
@@ -80,6 +80,17 @@ vcc_3v3_sys: regulator-5 {
regulator-always-on;
regulator-boot-on;
};
+
+ vddshv_canuart: regulator-7 {
+ /* TPS22965DSGT */
+ compatible = "regulator-fixed";
+ regulator-name = "vddshv_canuart";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc_3v3_main>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
};
&main_pmx0 {
@@ -242,3 +253,11 @@ &tlv320aic3106 {
&gpmc0 {
ranges = <0 0 0x00 0x51000000 0x01000000>; /* CS0 space. Min partition = 16MB */
};
+
+&mcu_mcan0 {
+ vio-supply = <&vddshv_canuart>;
+};
+
+&mcu_mcan1 {
+ vio-supply = <&vddshv_canuart>;
+};
--
2.45.2
