arm: dts: imx8mm-venice-gw700x: fix mp5416 pmic config

Fix various MP5416 PMIC configurations:
 - Update regulator names per dt-bindings
 - ensure values fit among valid register values
 - add required regulator-max-microamp property
 - add regulator-always-on prop

Signed-off-by: Tim Harvey <tharvey@gateworks.com>

diff --git a/arch/arm/dts/imx8mm-venice-gw700x.dtsi b/arch/arm/dts/imx8mm-venice-gw700x.dtsi
index cc850e7dce3e7de97a58582bc82bdf7f8610601d..f182a816b5724a056e02fddc83b48bcd392757c2 100644 (file)
--- a/arch/arm/dts/imx8mm-venice-gw700x.dtsi
+++ b/arch/arm/dts/imx8mm-venice-gw700x.dtsi
@@ -282,65 +282,83 @@
                reg = <0x69>;
 
                regulators {
+                       /* vdd_0p95: DRAM/GPU/VPU */
                        buck1 {
-                               regulator-name = "vdd_0p95";
-                               regulator-min-microvolt = <805000>;
+                               regulator-name = "buck1";
+                               regulator-min-microvolt = <800000>;
                                regulator-max-microvolt = <1000000>;
-                               regulator-max-microamp = <2500000>;
+                               regulator-min-microamp  = <3800000>;
+                               regulator-max-microamp  = <6800000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
 
+                       /* vdd_soc */
                        buck2 {
-                               regulator-name = "vdd_soc";
-                               regulator-min-microvolt = <805000>;
+                               regulator-name = "buck2";
+                               regulator-min-microvolt = <800000>;
                                regulator-max-microvolt = <900000>;
-                               regulator-max-microamp = <1000000>;
+                               regulator-min-microamp  = <2200000>;
+                               regulator-max-microamp  = <5200000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
 
+                       /* vdd_arm */
                        buck3_reg: buck3 {
-                               regulator-name = "vdd_arm";
-                               regulator-min-microvolt = <805000>;
+                               regulator-name = "buck3";
+                               regulator-min-microvolt = <800000>;
                                regulator-max-microvolt = <1000000>;
-                               regulator-max-microamp = <2200000>;
-                               regulator-boot-on;
+                               regulator-min-microamp  = <3800000>;
+                               regulator-max-microamp  = <6800000>;
+                               regulator-always-on;
                        };
 
+                       /* vdd_1p8 */
                        buck4 {
-                               regulator-name = "vdd_1p8";
+                               regulator-name = "buck4";
                                regulator-min-microvolt = <1800000>;
                                regulator-max-microvolt = <1800000>;
-                               regulator-max-microamp = <500000>;
+                               regulator-min-microamp  = <2200000>;
+                               regulator-max-microamp  = <5200000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
 
+                       /* nvcc_snvs_1p8 */
                        ldo1 {
-                               regulator-name = "nvcc_snvs_1p8";
+                               regulator-name = "ldo1";
                                regulator-min-microvolt = <1800000>;
                                regulator-max-microvolt = <1800000>;
-                               regulator-max-microamp = <300000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
 
+                       /* vdd_snvs_0p8 */
                        ldo2 {
-                               regulator-name = "vdd_snvs_0p8";
+                               regulator-name = "ldo2";
                                regulator-min-microvolt = <800000>;
                                regulator-max-microvolt = <800000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
 
+                       /* vdd_0p9 */
                        ldo3 {
-                               regulator-name = "vdd_0p95";
-                               regulator-min-microvolt = <800000>;
-                               regulator-max-microvolt = <800000>;
+                               regulator-name = "ldo3";
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <900000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
 
+                       /* vdd_1p8 */
                        ldo4 {
-                               regulator-name = "vdd_1p8";
+                               regulator-name = "ldo4";
                                regulator-min-microvolt = <1800000>;
                                regulator-max-microvolt = <1800000>;
                                regulator-boot-on;
+                               regulator-always-on;
                        };
                };
        };