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f0d6dcb2bf
Add include for DDR configuration, and reference to OTP storing the board ID. Signed-off-by: Yann Gautier <yann.gautier@st.com> Change-Id: Ie2d5272ecf1dac77b91b2c148ec4dc1fb7b76631
196 lines
4.3 KiB
Text
196 lines
4.3 KiB
Text
// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
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/*
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* Copyright (C) 2023-2024, STMicroelectronics - All Rights Reserved
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* Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
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*/
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/dts-v1/;
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#include <dt-bindings/clock/stm32mp25-clksrc.h>
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#include "stm32mp257.dtsi"
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#include "stm32mp25xf.dtsi"
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#include "stm32mp257f-ev1-ca35tdcid-rcc.dtsi"
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#include "stm32mp25-ddr4-2x16Gbits-2x16bits-1200MHz.dtsi"
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#include "stm32mp25-pinctrl.dtsi"
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#include "stm32mp25xxai-pinctrl.dtsi"
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/ {
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model = "STMicroelectronics STM32MP257F-EV1 Evaluation Board";
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compatible = "st,stm32mp257f-ev1", "st,stm32mp257";
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aliases {
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serial0 = &usart2;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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memory@80000000 {
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device_type = "memory";
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reg = <0x0 0x80000000 0x1 0x0>;
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};
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};
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&bsec {
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board_id: board-id@3d8 {
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reg = <0x3d8 0x4>;
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};
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};
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&ddr {
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vdd-supply = <&vdd_ddr>;
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vtt-supply = <&vtt_ddr>;
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vpp-supply = <&vpp_ddr>;
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vref-supply = <&vref_ddr>;
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};
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&i2c7 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c7_pins_a>;
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i2c-scl-rising-time-ns = <185>;
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i2c-scl-falling-time-ns = <20>;
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clock-frequency = <400000>;
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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pmic2: stpmic@33 {
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compatible = "st,stpmic2";
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reg = <0x33>;
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status = "okay";
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regulators {
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compatible = "st,stpmic2-regulators";
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vddcpu: buck1 {
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regulator-name = "vddcpu";
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <910000>;
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regulator-always-on;
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};
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vddcore: buck2 {
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regulator-name = "vddcore";
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regulator-min-microvolt = <820000>;
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regulator-max-microvolt = <820000>;
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regulator-always-on;
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};
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vddgpu: buck3 {
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regulator-name = "vddgpu";
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <900000>;
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regulator-always-on;
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};
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vddio_pmic: buck4 {
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regulator-name = "vddio_pmic";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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v1v8: buck5 {
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regulator-name = "v1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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vdd_ddr: buck6 {
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regulator-name = "vdd_ddr";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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};
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v3v3: buck7 {
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regulator-name = "v3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vdda1v8_aon: ldo1 {
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regulator-name = "vdda1v8_aon";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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vdd_emmc: ldo2 {
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regulator-name = "vdd_emmc";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vtt_ddr: ldo3 {
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regulator-name = "vtt_ddr";
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st,regulator-sink-source;
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};
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vdd3v3_usb: ldo4 {
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regulator-name = "vdd3v3_usb";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vpp_ddr: ldo5 {
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regulator-name = "vpp_ddr";
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regulator-min-microvolt = <2500000>;
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regulator-max-microvolt = <2500000>;
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regulator-enable-ramp-delay = <1000>;
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};
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vdd_sdcard: ldo7 {
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regulator-name = "vdd_sdcard";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vddio_sdcard: ldo8 {
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regulator-name = "vddio_sdcard";
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st,regulator-bypass-microvolt = <3300000>;
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vref_ddr: refddr {
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regulator-name = "vref_ddr";
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};
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};
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};
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};
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&pwr {
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vddio1: vddio1 {
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vddio1-supply = <&vddio_sdcard>;
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};
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vddio2: vddio2 {
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vddio2-supply = <&v1v8>;
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};
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vddio3: vddio3 {
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vddio3-supply = <&vddio_pmic>;
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};
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vddio4: vddio4 {
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vddio4-supply = <&vddio_pmic>;
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};
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vddio: vddio {
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vdd-supply = <&vddio_pmic>;
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};
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};
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&sdmmc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&sdmmc1_b4_pins_a>;
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st,neg-edge;
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bus-width = <4>;
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status = "okay";
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};
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&sdmmc2 {
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pinctrl-names = "default";
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pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
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non-removable;
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no-sd;
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no-sdio;
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st,neg-edge;
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bus-width = <8>;
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status = "okay";
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};
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&usart2 {
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pinctrl-names = "default";
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pinctrl-0 = <&usart2_pins_a>;
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status = "okay";
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};
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