[PATCH 5/7] ARM: dts: sun8i: a83t: cubietruck-plus: Add AXP818 regulator nodes
Chen-Yu Tsai
wens at csie.org
Thu Sep 28 20:25:12 PDT 2017
This patch adds device nodes for all the regulators of the AXP818 PMIC.
References to the 3.3V dummy regulator are replaced, and it is disabled.
Signed-off-by: Chen-Yu Tsai <wens at csie.org>
---
arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts | 150 ++++++++++++++++++++++-
1 file changed, 148 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts
index 716a205c6dbb..7e1b1f6ca5f4 100644
--- a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts
+++ b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts
@@ -127,7 +127,7 @@
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
- vmmc-supply = <®_vcc3v3>;
+ vmmc-supply = <®_dcdc1>;
bus-width = <4>;
cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
cd-inverted;
@@ -137,7 +137,7 @@
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_8bit_emmc_pins>;
- vmmc-supply = <®_vcc3v3>;
+ vmmc-supply = <®_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
@@ -152,6 +152,9 @@
reg = <0x3a3>;
interrupt-parent = <&r_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ eldoin-supply = <®_dcdc1>;
+ swin-supply = <®_dcdc1>;
+ x-powers,drive-vbus-en;
};
ac100: codec at e89 {
@@ -179,6 +182,145 @@
};
};
+#include "axp81x.dtsi"
+
+®_aldo1 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc18-csi2-dsi-efuse-hdmi-d4dp";
+};
+
+®_aldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vdd-drampll-vcc18-pll-adc-cpvdd-ldoin";
+};
+
+®_aldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "vcc-pl-avcc";
+};
+
+®_dcdc1 {
+ /*
+ * The schematics say this should be 3.3V, but the FEX file says
+ * it should be 3V. The latter makes sense, as the WiFi module's
+ * I/O is indirectly powered from DCDC1, through SW. It is rated
+ * at 2.98V maximum.
+ */
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "vcc-3v";
+};
+
+®_dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpua";
+};
+
+®_dcdc3 {
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpub";
+};
+
+®_dcdc4 {
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-gpu";
+};
+
+®_dcdc5 {
+ regulator-always-on;
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "vcc-dram";
+};
+
+®_dcdc6 {
+ regulator-always-on;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-name = "vdd-sys-vdd09-usb0-hdmi";
+};
+
+®_dldo2 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-mipi-3v3-d4dpio";
+};
+
+®_dldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-name = "vcc-pd-vdd25-ephy";
+};
+
+®_dldo4 {
+ /*
+ * The PHY requires 20ms after all voltages are applied until core
+ * logic is ready and 30ms after the reset pin is de-asserted.
+ * Set a 100ms delay to account for PMIC ramp time and board traces.
+ */
+ regulator-enable-ramp-delay = <100000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vdd33-ephy";
+};
+
+®_drivevbus {
+ regulator-name = "usb0-vbus";
+ status = "okay";
+};
+
+®_eldo1 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "vdd12-d4dp-1";
+};
+
+®_eldo2 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "vdd12-d4dp-2";
+};
+
+®_fldo1 {
+ /* TODO should be handled by USB PHY */
+ regulator-always-on;
+ regulator-min-microvolt = <1080000>;
+ regulator-max-microvolt = <1320000>;
+ regulator-name = "vdd12-hsic";
+};
+
+®_fldo2 {
+ /*
+ * Despite the embedded CPUs core not being used in any way,
+ * this must remain on or the system will hang.
+ */
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpus";
+};
+
+®_rtc_ldo {
+ regulator-name = "vcc-rtc-vdd1v8-io-vdd18-lvds";
+};
+
+®_sw {
+ regulator-name = "vcc-wifi-io";
+};
+
®_usb1_vbus {
gpio = <&pio 3 29 GPIO_ACTIVE_HIGH>; /* PD29 */
status = "okay";
@@ -193,6 +335,10 @@
status = "disabled";
};
+®_vcc3v3 {
+ status = "disabled";
+};
+
®_vcc5v0 {
status = "disabled";
};
--
2.14.2
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