@@ -1,3 +1,5 @@
+#include <dt-bindings/mfd/max77620.h>
+
#include "tegra210.dtsi"
/ {
@@ -5,6 +7,7 @@
compatible = "nvidia,p2180", "nvidia,tegra210";
aliases {
+ rtc0 = "/i2c@7000d000/pmic@3c";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
};
@@ -19,6 +22,248 @@
status = "okay";
};
+ i2c@7000d000 {
+ status = "okay";
+ clock-frequency = <400000>;
+
+ pmic: pmic@3c {
+ compatible = "maxim,max77620";
+ reg = <0x3c>;
+ interrupts = <GIC_SPI 86 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";
+ drive-push-pull = <1>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ maxim,active-fps-power-up-slot = <7>;
+ maxim,active-fps-power-down-slot = <0>;
+ };
+
+ gpio2_3 {
+ pins = "gpio2", "gpio3";
+ function = "fps-out";
+ drive-open-drain = <1>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ gpio4 {
+ pins = "gpio4";
+ function = "32k-out1";
+ };
+
+ gpio5_6_7 {
+ pins = "gpio5", "gpio6", "gpio7";
+ function = "gpio";
+ drive-push-pull = <1>;
+ };
+ };
+
+ fps {
+ fps0 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
+ maxim,suspend-fps-time-period-us = <1280>;
+ };
+
+ fps1 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
+ maxim,suspend-fps-time-period-us = <1280>;
+ };
+
+ fps2 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
+ };
+ };
+
+ regulators {
+ in-ldo0-1-supply = <&vdd_pre>;
+ in-ldo7-8-supply = <&vdd_pre>;
+ in-sd3-supply = <&vdd_5v0_sys>;
+
+ vdd_soc: sd0 {
+ regulator-name = "VDD_SOC";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <146>;
+ regulator-ramp-delay = <27500>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ vdd_ddr: sd1 {
+ regulator-name = "VDD_DDR_1V1_PMIC";
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <130>;
+ regulator-ramp-delay = <27500>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ vdd_pre: sd2 {
+ regulator-name = "VDD_PRE_REG_1V35";
+ regulator-min-microvolt = <1350000>;
+ regulator-max-microvolt = <1350000>;
+
+ regulator-enable-ramp-delay = <176>;
+ regulator-ramp-delay = <27500>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ vdd_1v8: sd3 {
+ regulator-name = "VDD_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <242>;
+ regulator-ramp-delay = <27500>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ vdd_sys_1v2: ldo0 {
+ regulator-name = "AVDD_SYS_1V2";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <26>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
+ };
+
+ vdd_pex_1v05: ldo1 {
+ regulator-name = "VDD_PEX_1V05";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+
+ regulator-enable-ramp-delay = <22>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ vddio_sdmmc: ldo2 {
+ regulator-name = "VDDIO_SDMMC";
+ /*
+ * Technically this supply should have
+ * a supported range from 1.8 - 3.3 V.
+ * However, that would cause the SDHCI
+ * driver to request 2.7 V upon access
+ * and that in turn will cause traffic
+ * to be broken. Leave it at 3.3 V for
+ * now.
+ */
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <62>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
+ };
+
+ vdd_cam_hv: ldo3 {
+ regulator-name = "VDD_CAM_HV";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+
+ regulator-enable-ramp-delay = <50>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
+ };
+
+ vdd_rtc: ldo4 {
+ regulator-name = "VDD_RTC";
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <850000>;
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <22>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ vdd_ts_hv: ldo5 {
+ regulator-name = "VDD_TS_HV";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ regulator-enable-ramp-delay = <62>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
+ };
+
+ vdd_ts: ldo6 {
+ regulator-name = "VDD_TS_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-enable-ramp-delay = <36>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ maxim,active-fps-power-up-slot = <7>;
+ maxim,active-fps-power-down-slot = <0>;
+ };
+
+ avdd_1v05_pll: ldo7 {
+ regulator-name = "AVDD_1V05_PLL";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ regulator-boot-on;
+
+ regulator-enable-ramp-delay = <24>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ avdd_1v05: ldo8 {
+ regulator-name = "AVDD_SATA_HDMI_DP_1V05";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+
+ regulator-enable-ramp-delay = <22>;
+ regulator-ramp-delay = <100000>;
+
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+ };
+ };
+ };
+
pmc@7000e400 {
nvidia,invert-interrupt;
};