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-rw-r--r--arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi540
1 files changed, 540 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
new file mode 100644
index 000000000000..238a611192e7
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
@@ -0,0 +1,540 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
+ */
+
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxaa-pinctrl.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+/ {
+ aliases {
+ ethernet0 = &ethernet0;
+ ethernet1 = &ksz8851;
+ rtc0 = &hwrtc;
+ rtc1 = &rtc;
+ };
+
+ 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;
+ };
+ };
+
+ ethernet_vio: vioregulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vio";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpiog 3 GPIO_ACTIVE_LOW>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vdd>;
+ };
+};
+
+&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";
+ };
+};
+
+&crc1 {
+ 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";
+};
+
+&ethernet0 {
+ status = "okay";
+ pinctrl-0 = <&ethernet0_rmii_pins_c &mco2_pins_a>;
+ pinctrl-1 = <&ethernet0_rmii_sleep_pins_c &mco2_sleep_pins_a>;
+ pinctrl-names = "default", "sleep";
+ phy-mode = "rmii";
+ max-speed = <100>;
+ phy-handle = <&phy0>;
+
+ mdio0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dwmac-mdio";
+
+ phy0: ethernet-phy@1 {
+ reg = <1>;
+ /* LAN8710Ai */
+ compatible = "ethernet-phy-id0007.c0f0",
+ "ethernet-phy-ieee802.3-c22";
+ clocks = <&rcc CK_MCO2>;
+ reset-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <500>;
+ reset-deassert-us = <500>;
+ smsc,disable-energy-detect;
+ interrupt-parent = <&gpioi>;
+ interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
+&fmc {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&fmc_pins_b>;
+ pinctrl-1 = <&fmc_sleep_pins_b>;
+ status = "okay";
+
+ ksz8851: ethernet@1,0 {
+ compatible = "micrel,ks8851-mll";
+ reg = <1 0x0 0x2>, <1 0x2 0x20000>;
+ interrupt-parent = <&gpioc>;
+ interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+ bank-width = <2>;
+
+ /* Timing values are in nS */
+ st,fmc2-ebi-cs-mux-enable;
+ st,fmc2-ebi-cs-transaction-type = <4>;
+ st,fmc2-ebi-cs-buswidth = <16>;
+ st,fmc2-ebi-cs-address-setup-ns = <5>;
+ st,fmc2-ebi-cs-address-hold-ns = <5>;
+ st,fmc2-ebi-cs-bus-turnaround-ns = <5>;
+ st,fmc2-ebi-cs-data-setup-ns = <45>;
+ st,fmc2-ebi-cs-data-hold-ns = <1>;
+ st,fmc2-ebi-cs-write-address-setup-ns = <5>;
+ st,fmc2-ebi-cs-write-address-hold-ns = <5>;
+ st,fmc2-ebi-cs-write-bus-turnaround-ns = <5>;
+ st,fmc2-ebi-cs-write-data-setup-ns = <45>;
+ st,fmc2-ebi-cs-write-data-hold-ns = <1>;
+ };
+};
+
+&gpioa {
+ gpio-line-names = "", "", "", "",
+ "", "", "DHCOM-K", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&gpiob {
+ gpio-line-names = "", "", "", "",
+ "", "", "", "",
+ "DHCOM-Q", "", "", "",
+ "", "", "", "";
+};
+
+&gpioc {
+ gpio-line-names = "", "", "", "",
+ "", "", "DHCOM-E", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&gpiod {
+ gpio-line-names = "", "", "", "",
+ "", "", "DHCOM-B", "",
+ "", "", "", "DHCOM-F",
+ "DHCOM-D", "", "", "";
+};
+
+&gpioe {
+ gpio-line-names = "", "", "", "",
+ "", "", "DHCOM-P", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&gpiof {
+ gpio-line-names = "", "", "", "DHCOM-A",
+ "", "", "", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&gpiog {
+ gpio-line-names = "DHCOM-C", "", "", "",
+ "", "", "", "",
+ "DHCOM-L", "", "", "",
+ "", "", "", "";
+};
+
+&gpioh {
+ gpio-line-names = "", "", "", "",
+ "", "", "", "DHCOM-N",
+ "DHCOM-J", "DHCOM-W", "DHCOM-V", "DHCOM-U",
+ "DHCOM-T", "", "DHCOM-S", "";
+};
+
+&gpioi {
+ gpio-line-names = "DHCOM-G", "DHCOM-O", "DHCOM-H", "DHCOM-I",
+ "DHCOM-R", "DHCOM-M", "", "",
+ "", "", "", "",
+ "", "", "", "";
+};
+
+&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;
+
+ hwrtc: 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-always-on;
+ 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";
+ 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;
+ };
+
+ 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 = <1>;
+ };
+ };
+
+ 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 15 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>;
+ pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
+ reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ flash0: flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <108000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
+&rcc {
+ /* Connect MCO2 output to ETH_RX_CLK input via pad-pad connection */
+ clocks = <&rcc CK_MCO2>;
+ clock-names = "ETH_RX_CLK/ETH_REF_CLK";
+
+ /*
+ * Set PLL4P output to 100 MHz to supply SDMMC with faster clock,
+ * set MCO2 output to 50 MHz to supply ETHRX clock with PLL4P/2,
+ * so that MCO2 behaves as a divider for the ETHRX clock here.
+ */
+ assigned-clocks = <&rcc CK_MCO2>, <&rcc PLL4_P>;
+ assigned-clock-parents = <&rcc PLL4_P>;
+ assigned-clock-rates = <50000000>, <100000000>;
+};
+
+&rng1 {
+ status = "okay";
+};
+
+&rtc {
+ status = "okay";
+};
+
+&sdmmc1 {
+ pinctrl-names = "default", "opendrain", "sleep", "init";
+ 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>;
+ pinctrl-3 = <&sdmmc1_b4_init_pins_a &sdmmc1_dir_init_pins_a>;
+ cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+ disable-wp;
+ st,sig-dir;
+ st,neg-edge;
+ st,use-ckin;
+ st,cmd-gpios = <&gpiod 2 0>;
+ st,ck-gpios = <&gpioc 12 0>;
+ st,ckin-gpios = <&gpioe 4 0>;
+ bus-width = <4>;
+ vmmc-supply = <&vdd_sd>;
+ status = "okay";
+};
+
+&sdmmc1_b4_pins_a {
+ /*
+ * SD bus pull-up resistors:
+ * - optional on SoMs with SD voltage translator
+ * - mandatory on SoMs without SD voltage translator
+ */
+ pins1 {
+ bias-pull-up;
+ };
+ pins2 {
+ bias-pull-up;
+ };
+};
+
+&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>;
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ status = "okay";
+};
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