dts: a20*: enable ldo3 / ldo4 always-on

OLIMEX · May 18, 2023 · 13d64c1 · 13d64c1
1 parent 7eeb0e7
commit 13d64c1
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Showing 5 changed files with 78 additions and 7 deletions.
diff --git a/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
@@ -270,6 +270,21 @@
 	regulator-name = "avcc";
 };
 
+&reg_ldo3 {
+        regulator-always-on;
+        regulator-min-microvolt = <2800000>;
+        regulator-max-microvolt = <2800000>;
+        regulator-name = "vddio-csi0";
+        regulator-ramp-delay = <1600>;
+};
+
+&reg_ldo4 {
+        regulator-always-on;
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-name = "vcc-pg";
+};
+
 &reg_usb0_vbus {
 	status = "okay";
 };

diff --git a/arch/arm/boot/dts/sun7i-a20-olimex-som204-evb.dts b/arch/arm/boot/dts/sun7i-a20-olimex-som204-evb.dts
@@ -244,7 +244,16 @@
 	regulator-name = "avcc";
 };
 
+&reg_ldo3 {
+	regulator-always-on;
+	regulator-min-microvolt = <2800000>;
+	regulator-max-microvolt = <2800000>;
+	regulator-name = "vddio-csi0";
+	regulator-ramp-delay = <1600>;
+};
+
 &reg_ldo4 {
+	regulator-always-on;
 	regulator-min-microvolt = <3300000>;
 	regulator-max-microvolt = <3300000>;
 	regulator-name = "vcc-pg";

diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-lime.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-lime.dts
@@ -84,6 +84,15 @@
 			default-state = "on";
 		};
 	};
+
+	reg_axp_ipsout: axp_ipsout {
+                compatible = "regulator-fixed";
+                regulator-name = "axp-ipsout";
+                regulator-min-microvolt = <5000000>;
+                regulator-max-microvolt = <5000000>;
+                regulator-always-on;
+        };
+
 };
 
 &ahci {
@@ -178,6 +187,33 @@
 	};
 };
 
+#include "axp209.dtsi"
+
+&ac_power_supply {
+        status = "okay";
+};
+
+&battery_power_supply {
+        status = "okay";
+};
+
+&reg_ldo3 {
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-soft-start;
+        regulator-ramp-delay = <1600>;
+        regulator-name = "vddio-csi0";
+};
+
+&reg_ldo3 {
+        regulator-min-microvolt = <3300000>;
+        regulator-max-microvolt = <3300000>;
+        regulator-soft-start;
+        regulator-ramp-delay = <1900>;
+        regulator-name = "vddio-csi1";
+
+};
+
 &reg_ahci_5v {
 	gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
 	status = "okay";

diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts
@@ -182,9 +182,7 @@
 &pio {
 	vcc-pa-supply = <&reg_vcc3v3>;
 	vcc-pc-supply = <&reg_vcc3v3>;
-	vcc-pe-supply = <&reg_ldo3>;
 	vcc-pf-supply = <&reg_vcc3v3>;
-	vcc-pg-supply = <&reg_ldo4>;
 
 	led_pins_olinuxinolime: led-pins {
 		pins = "PH2";
@@ -237,16 +235,17 @@
 };
 
 &reg_ldo3 {
-	regulator-min-microvolt = <2800000>;
-	regulator-max-microvolt = <2800000>;
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
 	regulator-name = "vddio-csi0";
-	regulator-soft-start;
 	regulator-ramp-delay = <1600>;
 };
 
 &reg_ldo4 {
-	regulator-min-microvolt = <2800000>;
-	regulator-max-microvolt = <2800000>;
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
 	regulator-name = "vddio-csi1";
 };
 

diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
@@ -287,6 +287,18 @@
 	regulator-name = "avcc";
 };
 
+&reg_ldo3 {
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+};
+
+&reg_ldo4 {
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+};
+
 &reg_ahci_5v {
 	status = "okay";
 };