* [PATCH 2/2] arm64: tegra: Jetson-TX1: Add DT entry for system PMIC MAX77620
2016-02-29 13:06 [PATCH 1/2] arm64: tegra: Add DT entry for keys used in Jetson-TX1 Laxman Dewangan
@ 2016-02-29 13:06 ` Laxman Dewangan
2016-03-06 10:51 ` kbuild test robot
2016-03-01 14:28 ` [PATCH 1/2] arm64: tegra: Add DT entry for keys used in Jetson-TX1 Thierry Reding
1 sibling, 1 reply; 4+ messages in thread
From: Laxman Dewangan @ 2016-02-29 13:06 UTC (permalink / raw)
To: linux-arm-kernel
NVIDIA's Tegra210 platform Jetson-TX1 uses the Maxim Semiconductor's
PMIC MAX77620 as system PMIC.
Add DT entry for this device which enabled core registration,
GPIO, pin control, power sequencing and regulator functionalities.
This patch is created based on downstream data and new DT properties.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
---
The patches for drivers of MFD/GPIO/Pincontrol are in flight.
arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts | 205 +++++++++++++++++++++
1 file changed, 205 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts
index 18147eb..1f0788b 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts
@@ -2,12 +2,217 @@
#include "tegra210-p2180.dtsi"
#include "tegra210-p2597.dtsi"
+#include <dt-bindings/mfd/max77620.h>
#include <dt-bindings/input/input.h>
/ {
model = "NVIDIA Jetson TX1 Developer Kit";
compatible = "nvidia,p2371-2180", "nvidia,tegra210";
+ i2c at 0,7000d000 {
+ status = "okay";
+ system-pmic at 3c {
+ compatible = "maxim,max77620";
+ reg = <0x3c>;
+ interrupts = <0 86 IRQ_TYPE_NONE>;
+
+ #interrupt-cells = <2>;
+ interrupt-controller;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&system_pmic_default>;
+
+ in-ldo0-1-supply = <&spmic_sd2>;
+ in-ldo7-8-supply = <&spmic_sd2>;
+
+ system_pmic_default: default {
+ pin_gpio0 {
+ pins = "gpio0";
+ function = "gpio";
+ };
+
+ pin_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>;
+ };
+
+ pin_gpio2_3 {
+ pins = "gpio2", "gpio3";
+ function = "fps-out";
+ drive-open-drain = <1>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ pin_gpio4 {
+ pins = "gpio4";
+ function = "32k-out1";
+ };
+
+ pin_gpio5_6_7 {
+ pins = "gpio5", "gpio6", "gpio7";
+ function = "gpio";
+ drive-push-pull = <1>;
+ };
+ };
+
+ fps {
+ fps0 {
+ maxim,suspend-fps-time-period-us = <1280>;
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
+ };
+
+ fps1 {
+ maxim,suspend-fps-time-period-us = <1280>;
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
+ };
+
+ fps2 {
+ maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
+ };
+ };
+
+ regulators {
+ sd0 {
+ regulator-name = "vdd-core";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <146>;
+ regulator-ramp-delay = <27500>;
+ maxim,fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ sd1 {
+ regulator-name = "vddio-ddr";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-enable-ramp-delay = <130>;
+ regulator-ramp-delay = <27500>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
+ };
+
+ spmic_sd2: sd2 {
+ regulator-name = "vdd-pre-reg";
+ 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>;
+ };
+
+ 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>;
+ };
+
+ ldo0 {
+ regulator-name = "avdd-sys";
+ 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>;
+ };
+
+ ldo1 {
+ regulator-name = "vdd-pex";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <22>;
+ regulator-ramp-delay = <100000>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+
+ ldo2 {
+ regulator-name = "vddio-sdmmc1";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <62>;
+ regulator-ramp-delay = <100000>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
+ };
+
+ 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>;
+ };
+
+ 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>;
+ };
+
+ ldo5 {
+ regulator-name = "avdd-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>;
+ };
+
+ ldo6 {
+ regulator-name = "vdd-ts";
+ 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>;
+ };
+
+ ldo7 {
+ regulator-name = "vdd-gen-pll-edp";
+ 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>;
+ };
+
+ ldo8 {
+ regulator-name = "vdd-hdmi-dp";
+ regulator-min-microvolt = <1050000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <22>;
+ regulator-ramp-delay = <100000>;
+ maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
+ };
+ };
+ };
+ };
+
gpio-keys {
compatible = "gpio-keys";
label = "gpio-keys";
--
2.1.4
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