From: Thierry Reding <treding@xxxxxxxxxx>
Enable the Maxim MAX77620 PMIC found on P3310 and add some fixed
regulators to model the power tree.
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
Changes in v2:
- update LDO7 and LDO8 for C03 revision (Jon Hunter)
arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 220 +++++++++++++++++++++++++
1 file changed, 220 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
index ffbb4be5122e..69553bde7ef7 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -1,5 +1,7 @@
#include "tegra186.dtsi"
+#include <dt-bindings/mfd/max77620.h>
+
/ {
model = "NVIDIA Tegra186 P3310 Processor Module";
compatible = "nvidia,p3310", "nvidia,tegra186";
@@ -115,6 +117,189 @@
bpmp {
i2c {
status = "okay";
+
+ pmic: pmic@3c {
+ compatible = "maxim,max77620";
+ reg = <0x3c>;
+
+ interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&max77620_default>;
+
+ max77620_default: pinmux {
+ gpio0 {
+ pins = "gpio0";
+ function = "gpio";
+ };
+
+ gpio1 {
+ pins = "gpio1";
+ function = "fps-out";
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ gpio2 {
+ pins = "gpio2";
+ function = "fps-out";
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ gpio3 {
+ pins = "gpio3";
+ function = "fps-out";
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ gpio4 {
+ pins = "gpio4";
+ function = "32k-out1";
+ drive-push-pull = <1>;
+ };
+
+ gpio5 {
+ pins = "gpio5";
+ function = "gpio";
+ drive-push-pull = <0>;
+ };
+
+ gpio6 {
+ pins = "gpio6";
+ function = "gpio";
+ drive-push-pull = <1>;
+ };
+
+ gpio7 {
+ pins = "gpio7";
+ function = "gpio";
+ drive-push-pull = <0>;
+ };
+ };
+
+ fps {
+ fps0 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
+ maxim,shutdown-fps-time-period-us = <640>;
+ };
+
+ fps1 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
+ maxim,shutdown-fps-time-period-us = <640>;
+ };
+
+ fps2 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
+ maxim,shutdown-fps-time-period-us = <640>;
+ };
+ };
+
+ regulators {
+ in-sd0-supply = <&vdd_5v0_sys>;
+ in-sd1-supply = <&vdd_5v0_sys>;
+ in-sd2-supply = <&vdd_5v0_sys>;
+ in-sd3-supply = <&vdd_5v0_sys>;
+
+ in-ldo0-1-supply = <&vdd_5v0_sys>;
+ in-ldo2-supply = <&vdd_5v0_sys>;
+ in-ldo3-5-supply = <&vdd_5v0_sys>;
+ in-ldo4-6-supply = <&vdd_1v8>;
+ in-ldo7-8-supply = <&avdd_dsi_csi>;
+
+ sd0 {
+ regulator-name = "VDD_DDR_1V1_PMIC";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ avdd_dsi_csi: sd1 {
+ regulator-name = "AVDD_DSI_CSI_1V2";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_1v8: sd2 {
+ regulator-name = "VDD_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_3v3_sys: sd3 {
+ regulator-name = "VDD_3V3_SYS";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ ldo0 {
+ regulator-name = "VDD_1V8_AP_PLL";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ ldo2 {
+ regulator-name = "VDDIO_3V3_AOHV";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vddio_sdmmc1: ldo3 {
+ regulator-name = "VDDIO_SDMMC1_AP";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ ldo4 {
+ regulator-name = "VDD_RTC";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ };
+
+ vddio_sdmmc3: ldo5 {
+ regulator-name = "VDDIO_SDMMC3_AP";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ };
+
+ vdd_hdmi: ldo7 {
+ regulator-name = "VDD_HDMI_1V05";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_pex: ldo8 {
+ regulator-name = "VDD_PEX_1V05";
+ regulator-min-microvolt = <1050000>
+ regulator-max-microvolt = <1050000>;
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+ };
+ };
+ };
};
};
@@ -123,4 +308,39 @@
status = "okay";
method = "smc";
};
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vdd_5v0_sys: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+
+ regulator-name = "VDD_5V0_SYS";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ vdd_1v8_ap: regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+
+ regulator-name = "VDD_1V8_AP";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ /* XXX */
+ regulator-always-on;
+ regulator-boot-on;
+
+ gpio = <&pmic 1 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+
+ vin-supply = <&vdd_1v8>;
+ };
+ };
};
--
2.12.0
--
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