[PATCH v2 2/2] arm64: dts: ti: k3-am69-sk: Mark tps659413 regulators as bootph-all

Andrew Halaney ahalaney at redhat.com
Wed Sep 11 10:19:03 PDT 2024


In order for the MCU domain to access this PMIC, a regulator
needs to be marked appropriately otherwise it is not seen by SPL and
therefore not configured.

This is necessary if the MCU domain is to program the TPS6594 MCU ESM
state machine, which is required to wire up the watchdog in a manner
that will reset the board.

Signed-off-by: Andrew Halaney <ahalaney at redhat.com>
---
 arch/arm64/boot/dts/ti/k3-am69-sk.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
index 1e36965a1403..f4d158a0b97d 100644
--- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
@@ -750,6 +750,7 @@ tps659413: pmic at 48 {
 
 		regulators {
 			bucka12: buck12 {
+				bootph-all;
 				regulator-name = "vdd_ddr_1v1";
 				regulator-min-microvolt = <1100000>;
 				regulator-max-microvolt = <1100000>;
@@ -758,6 +759,7 @@ bucka12: buck12 {
 			};
 
 			bucka3: buck3 {
+				bootph-all;
 				regulator-name = "vdd_ram_0v85";
 				regulator-min-microvolt = <850000>;
 				regulator-max-microvolt = <850000>;
@@ -766,6 +768,7 @@ bucka3: buck3 {
 			};
 
 			bucka4: buck4 {
+				bootph-all;
 				regulator-name = "vdd_io_1v8";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
@@ -774,6 +777,7 @@ bucka4: buck4 {
 			};
 
 			bucka5: buck5 {
+				bootph-all;
 				regulator-name = "vdd_mcu_0v85";
 				regulator-min-microvolt = <850000>;
 				regulator-max-microvolt = <850000>;
@@ -782,6 +786,7 @@ bucka5: buck5 {
 			};
 
 			ldoa1: ldo1 {
+				bootph-all;
 				regulator-name = "vdd_mcuio_1v8";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
@@ -790,6 +795,7 @@ ldoa1: ldo1 {
 			};
 
 			ldoa2: ldo2 {
+				bootph-all;
 				regulator-name = "vdd_mcuio_3v3";
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
@@ -798,6 +804,7 @@ ldoa2: ldo2 {
 			};
 
 			ldoa3: ldo3 {
+				bootph-all;
 				regulator-name = "vds_dll_0v8";
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <800000>;
@@ -806,6 +813,7 @@ ldoa3: ldo3 {
 			};
 
 			ldoa4: ldo4 {
+				bootph-all;
 				regulator-name = "vda_mcu_1v8";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;

-- 
2.46.0




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