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- /* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
- /*
- * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
- * Copyright (C) 2020 Ahmad Fatoum, Pengutronix
- */
- #include "stm32mp15-pinctrl.dtsi"
- #include <dt-bindings/mfd/st,stpmic1.h>
- / {
- reserved-memory {
- #address-cells = <1>;
- #size-cells = <1>;
- ranges;
- mcuram2: mcuram2@10000000 {
- compatible = "shared-dma-pool";
- reg = <0x10000000 0x40000>;
- no-map;
- };
- vdev0vring0: vdev0vring0@10040000 {
- compatible = "shared-dma-pool";
- reg = <0x10040000 0x1000>;
- no-map;
- };
- vdev0vring1: vdev0vring1@10041000 {
- compatible = "shared-dma-pool";
- reg = <0x10041000 0x1000>;
- no-map;
- };
- vdev0buffer: vdev0buffer@10042000 {
- compatible = "shared-dma-pool";
- reg = <0x10042000 0x4000>;
- no-map;
- };
- mcuram: mcuram@30000000 {
- compatible = "shared-dma-pool";
- reg = <0x30000000 0x40000>;
- no-map;
- };
- retram: retram@38000000 {
- compatible = "shared-dma-pool";
- reg = <0x38000000 0x10000>;
- no-map;
- };
- };
- };
- &i2c4 {
- pinctrl-names = "default", "sleep";
- pinctrl-0 = <&i2c4_pins_a>;
- pinctrl-1 = <&i2c4_sleep_pins_a>;
- clock-frequency = <400000>;
- i2c-scl-rising-time-ns = <185>;
- i2c-scl-falling-time-ns = <20>;
- status = "okay";
- pmic: stpmic@33 {
- compatible = "st,stpmic1";
- reg = <0x33>;
- interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
- interrupt-controller;
- #interrupt-cells = <2>;
- regulators {
- compatible = "st,stpmic1-regulators";
- ldo1-supply = <&v3v3>;
- ldo3-supply = <&vdd_ddr>;
- ldo6-supply = <&v3v3>;
- pwr_sw1-supply = <&bst_out>;
- vddcore: buck1 {
- regulator-name = "vddcore";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1350000>;
- regulator-always-on;
- regulator-initial-mode = <0>;
- regulator-over-current-protection;
- };
- vdd_ddr: buck2 {
- regulator-name = "vdd_ddr";
- regulator-min-microvolt = <1350000>;
- regulator-max-microvolt = <1350000>;
- regulator-always-on;
- regulator-initial-mode = <0>;
- regulator-over-current-protection;
- };
- vdd: buck3 {
- regulator-name = "vdd";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- st,mask-reset;
- regulator-initial-mode = <0>;
- regulator-over-current-protection;
- };
- v3v3: buck4 {
- regulator-name = "v3v3";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- regulator-over-current-protection;
- regulator-initial-mode = <0>;
- };
- v1v8_audio: ldo1 {
- regulator-name = "v1v8_audio";
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-always-on;
- interrupts = <IT_CURLIM_LDO1 0>;
- };
- v3v3_hdmi: ldo2 {
- regulator-name = "v3v3_hdmi";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- interrupts = <IT_CURLIM_LDO2 0>;
- };
- vtt_ddr: ldo3 {
- regulator-name = "vtt_ddr";
- regulator-min-microvolt = <500000>;
- regulator-max-microvolt = <750000>;
- regulator-always-on;
- regulator-over-current-protection;
- };
- vdd_usb: ldo4 {
- regulator-name = "vdd_usb";
- interrupts = <IT_CURLIM_LDO4 0>;
- };
- vdda: ldo5 {
- regulator-name = "vdda";
- regulator-min-microvolt = <2900000>;
- regulator-max-microvolt = <2900000>;
- interrupts = <IT_CURLIM_LDO5 0>;
- regulator-boot-on;
- };
- v1v2_hdmi: ldo6 {
- regulator-name = "v1v2_hdmi";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1200000>;
- regulator-always-on;
- interrupts = <IT_CURLIM_LDO6 0>;
- };
- vref_ddr: vref_ddr {
- regulator-name = "vref_ddr";
- regulator-always-on;
- };
- bst_out: boost {
- regulator-name = "bst_out";
- interrupts = <IT_OCP_BOOST 0>;
- };
- vbus_otg: pwr_sw1 {
- regulator-name = "vbus_otg";
- interrupts = <IT_OCP_OTG 0>;
- regulator-active-discharge = <1>;
- };
- vbus_sw: pwr_sw2 {
- regulator-name = "vbus_sw";
- interrupts = <IT_OCP_SWOUT 0>;
- regulator-active-discharge = <1>;
- };
- };
- onkey {
- compatible = "st,stpmic1-onkey";
- interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
- interrupt-names = "onkey-falling", "onkey-rising";
- };
- pmic_watchdog: watchdog {
- compatible = "st,stpmic1-wdt";
- status = "disabled";
- };
- };
- sip_eeprom: eeprom@50 {
- compatible = "atmel,24c32";
- vcc-supply = <&vdd>;
- reg = <0x50>;
- };
- };
- &ipcc {
- status = "okay";
- };
- &m4_rproc {
- memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
- <&vdev0vring1>, <&vdev0buffer>;
- mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
- mbox-names = "vq0", "vq1", "shutdown";
- interrupt-parent = <&exti>;
- interrupts = <68 1>;
- status = "okay";
- };
- &rng1 {
- status = "okay";
- };
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