linux_dsm_epyc7002/arch/arm/boot/dts/stm32mp157c-dhcom-som.dtsi
Marek Vasut 34e0c7847d ARM: dts: stm32: Add DH Electronics DHCOM STM32MP1 SoM and PDK2 board
Add support for DH Electronics DHCOM SoM and PDK2 rev. 400 carrier
board. This is an SoM with STM32MP157C and an evaluation kit. The
baseboard provides Ethernet, UART, USB, CAN and optional display.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
2020-02-10 17:19:02 +01:00

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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* Copyright (C) 2019 Marek Vasut <marex@denx.de>
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15xc.dtsi"
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxaa-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/mfd/st,stpmic1.h>
/ {
memory@c0000000 {
device_type = "memory";
reg = <0xC0000000 0x40000000>;
};
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;
};
};
};
&adc {
vdd-supply = <&vdd>;
vdda-supply = <&vdda>;
vref-supply = <&vdda>;
status = "okay";
adc1: adc@0 {
st,min-sample-time-nsecs = <5000>;
st,adc-channels = <0>;
status = "okay";
};
adc2: adc@100 {
st,adc-channels = <1>;
st,min-sample-time-nsecs = <5000>;
status = "okay";
};
};
&dac {
pinctrl-names = "default";
pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
vref-supply = <&vdda>;
status = "okay";
dac1: dac@1 {
status = "okay";
};
dac2: dac@2 {
status = "okay";
};
};
&dts {
status = "okay";
};
&gpu {
status = "okay";
};
&i2c4 {
pinctrl-names = "default";
pinctrl-0 = <&i2c4_pins_a>;
i2c-scl-rising-time-ns = <185>;
i2c-scl-falling-time-ns = <20>;
status = "okay";
/* spare dmas for other usage */
/delete-property/dmas;
/delete-property/dma-names;
rtc@32 {
compatible = "microcrystal,rv8803";
reg = <0x32>;
};
pmic: stpmic@33 {
compatible = "st,stpmic1";
reg = <0x33>;
interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
interrupt-controller;
#interrupt-cells = <2>;
status = "okay";
regulators {
compatible = "st,stpmic1-regulators";
ldo1-supply = <&v3v3>;
ldo2-supply = <&v3v3>;
ldo3-supply = <&vdd_ddr>;
ldo5-supply = <&v3v3>;
ldo6-supply = <&v3v3>;
pwr_sw1-supply = <&bst_out>;
pwr_sw2-supply = <&bst_out>;
vddcore: buck1 {
regulator-name = "vddcore";
regulator-min-microvolt = <800000>;
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>;
};
vdda: ldo1 {
regulator-name = "vdda";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
interrupts = <IT_CURLIM_LDO1 0>;
};
v2v8: ldo2 {
regulator-name = "v2v8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
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";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
interrupts = <IT_CURLIM_LDO4 0>;
};
vdd_sd: ldo5 {
regulator-name = "vdd_sd";
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
interrupts = <IT_CURLIM_LDO5 0>;
regulator-boot-on;
};
v1v8: ldo6 {
regulator-name = "v1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
interrupts = <IT_CURLIM_LDO6 0>;
};
vref_ddr: vref_ddr {
regulator-name = "vref_ddr";
regulator-always-on;
regulator-over-current-protection;
};
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>;
};
vbus_sw: pwr_sw2 {
regulator-name = "vbus_sw";
interrupts = <IT_OCP_SWOUT 0>;
regulator-active-discharge;
};
};
onkey {
compatible = "st,stpmic1-onkey";
interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
interrupt-names = "onkey-falling", "onkey-rising";
power-off-time-sec = <10>;
status = "okay";
};
watchdog {
compatible = "st,stpmic1-wdt";
status = "disabled";
};
};
touchscreen@49 {
compatible = "ti,tsc2004";
reg = <0x49>;
vio-supply = <&v3v3>;
interrupts-extended = <&gpioh 3 IRQ_TYPE_EDGE_FALLING>;
};
eeprom@50 {
compatible = "atmel,24c02";
reg = <0x50>;
pagesize = <16>;
};
};
&ipcc {
status = "okay";
};
&iwdg2 {
timeout-sec = <32>;
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";
};
&pwr_regulators {
vdd-supply = <&vdd>;
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
&qspi {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>;
pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a &qspi_bk2_sleep_pins_a>;
reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
flash0: mx66l51235l@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-rx-bus-width = <4>;
spi-max-frequency = <108000000>;
#address-cells = <1>;
#size-cells = <1>;
};
};
&rng1 {
status = "okay";
};
&rtc {
status = "okay";
};
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
broken-cd;
st,sig-dir;
st,neg-edge;
st,use-ckin;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
status = "okay";
};
&sdmmc2 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
non-removable;
no-sd;
no-sdio;
st,neg-edge;
bus-width = <8>;
vmmc-supply = <&v3v3>;
vqmmc-supply = <&v3v3>;
mmc-ddr-3_3v;
status = "okay";
};
&sdmmc3 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc3_b4_pins_a>;
pinctrl-1 = <&sdmmc3_b4_od_pins_a>;
pinctrl-2 = <&sdmmc3_b4_sleep_pins_a>;
broken-cd;
st,neg-edge;
bus-width = <4>;
vmmc-supply = <&v3v3>;
vqmmc-supply = <&v3v3>;
mmc-ddr-3_3v;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
status = "okay";
};