commit c376160c0f867f98cec4021dce57124996e9d4d5
author Marek Vasut <marex@denx.de> Sun Apr 28 00:20:38 2024 +0200
committer Patrice Chotard <patrice.chotard@foss.st.com> Tue Jun 18 08:55:52 2024 +0200
tree 5ddffc1622d8c8872a2dbf316ad90646a6d58641
parent 726f6344be52879b1d28ee7873f3ff62f06dcbfb

ARM: dts: stm32: Add support for STM32MP13xx DHCOR SoM and DHSBC board

This stm32mp135f-dhcor-dhsbc board is a stack of DHCOR SoM based on
STM32MP135F SoC (900MHz / crypto capabilities) populated on DHSBC
carrier board.

The SoM contains the following peripherals:
- STPMIC (power delivery)
- 512MB DDR3L memory
- eMMC and SDIO WiFi module

The DHSBC carrier board contains the following peripherals:
- Two RGMII Ethernet ports
- USB-A Host port, USB-C peripheral port, USB-C power supply plug
- Expansion connector

Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Marek Vasut <marex@denx.de>

arch/arm/dts/stm32mp135f-dhcor-dhsbc.dts

diff --git a/arch/arm/dts/stm32mp135f-dhcor-dhsbc.dts b/arch/arm/dts/stm32mp135f-dhcor-dhsbc.dts
new file mode 100644
index 0000000..fc1c48a
--- /dev/null
+++ b/arch/arm/dts/stm32mp135f-dhcor-dhsbc.dts
@@ -0,0 +1,383 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2024 Marek Vasut <marex@denx.de>
+ *
+ * DHCOR STM32MP13 variant:
+ * DHCR-STM32MP135F-C100-R051-EE-F0409-SPI4-RTC-WBT-I-01LG
+ * DHCOR PCB number: 718-100 or newer
+ * DHSBC PCB number: 719-100 or newer
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/regulator/st,stm32mp13-regulator.h>
+#include "stm32mp135.dtsi"
+#include "stm32mp13xf.dtsi"
+#include "stm32mp13xx-dhcor-som.dtsi"
+
+/ {
+	model = "DH electronics STM32MP135F DHCOR DHSBC";
+	compatible = "dh,stm32mp135f-dhcor-dhsbc",
+		     "dh,stm32mp135f-dhcor-som",
+		     "st,stm32mp135";
+
+	aliases {
+		ethernet0 = &eth1;
+		ethernet1 = &eth2;
+		serial2 = &usart1;
+		serial3 = &usart2;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&adc_1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&adc1_pins_a &adc1_usb_cc_pins_b>;
+	vdda-supply = <&vdd_adc>;
+	vref-supply = <&vdd_adc>;
+	status = "okay";
+
+	adc1: adc@0 {
+		status = "okay";
+
+		/*
+		 * Type-C USB_PWR_CC1 & USB_PWR_CC2 on in2 & in11.
+		 * Use at least 5 * RC time, e.g. 5 * (Rp + Rd) * C:
+		 * 5 * (5.1 + 47kOhms) * 5pF => 1.3us.
+		 * Use arbitrary margin here (e.g. 5us).
+		 *
+		 * The pinmux pins must be set as ANALOG, use datasheet
+		 * DS13483 Table 7. STM32MP135C/F ball definitions to
+		 * find out which 'pin name' maps to which 'additional
+		 * functions', which lists the mapping between pin and
+		 * ADC channel. In this case, PA5 maps to ADC1_INP2 and
+		 * PF13 maps to ADC1_INP11 .
+		 */
+		channel@2 {
+			reg = <2>;
+			st,min-sample-time-ns = <5000>;
+		};
+
+		channel@11 {
+			reg = <11>;
+			st,min-sample-time-ns = <5000>;
+		};
+
+		/* Expansion connector: INP12:pin29 */
+		channel@12 {
+			reg = <12>;
+			st,min-sample-time-ns = <5000>;
+		};
+	};
+};
+
+&eth1 {
+	status = "okay";
+	pinctrl-0 = <&eth1_rgmii_pins_a>;
+	pinctrl-1 = <&eth1_rgmii_sleep_pins_a>;
+	pinctrl-names = "default", "sleep";
+	phy-mode = "rgmii-id";
+	phy-handle = <&ethphy1>;
+	st,ext-phyclk;
+	nvmem-cells = <&ethernet_mac1_address>;
+	nvmem-cell-names = "mac-address";
+
+	mdio1 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+
+		ethphy1: ethernet-phy@1 {
+			/* RTL8211F */
+			compatible = "ethernet-phy-id001c.c916",
+				     "ethernet-phy-ieee802.3-c22";
+			interrupt-parent = <&gpiog>;
+			interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
+			reg = <1>;
+			reset-assert-us = <15000>;
+			reset-deassert-us = <55000>;
+			reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&eth2 {
+	status = "okay";
+	pinctrl-0 = <&eth2_rgmii_pins_a>;
+	pinctrl-1 = <&eth2_rgmii_sleep_pins_a>;
+	pinctrl-names = "default", "sleep";
+	phy-mode = "rgmii-id";
+	phy-handle = <&ethphy2>;
+	st,ext-phyclk;
+	nvmem-cells = <&ethernet_mac2_address>;
+	nvmem-cell-names = "mac-address";
+
+	mdio1 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+
+		ethphy2: ethernet-phy@1 {
+			/* RTL8211F */
+			compatible = "ethernet-phy-id001c.c916",
+				     "ethernet-phy-ieee802.3-c22";
+			interrupt-parent = <&gpiog>;
+			interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
+			reg = <1>;
+			reset-assert-us = <15000>;
+			reset-deassert-us = <55000>;
+			reset-gpios = <&gpiog 8 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&gpioa {
+	gpio-line-names = "", "", "", "",
+			  "", "DHSBC_USB_PWR_CC1", "", "",
+			  "", "", "", "DHSBC_nETH1_RST",
+			  "", "DHCOR_HW-CODING_0", "", "";
+};
+
+&gpiob {
+	gpio-line-names = "", "", "", "",
+			  "", "", "", "DHCOR_BT_HOST_WAKE",
+			  "", "", "", "",
+			  "", "DHSBC_nTPM_CS", "", "";
+};
+
+&gpioc {
+	gpio-line-names = "", "", "", "DHSBC_USB_5V_MEAS",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+&gpiod {
+	gpio-line-names = "", "", "", "",
+			  "", "DHCOR_RAM-CODING_0", "", "",
+			  "", "DHCOR_RAM-CODING_1", "", "",
+			  "", "", "", "";
+};
+
+&gpioe {
+	gpio-line-names = "", "", "", "",
+			  "", "", "", "",
+			  "", "DHSBC_nTPM_RST", "", "",
+			  "DHSBC_nTPM_PIRQ", "", "DHCOR_WL_HOST_WAKE", "";
+};
+
+&gpiof {
+	gpio-line-names = "", "", "DHSBC_USB_PWR_nFLT", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "DHCOR_WL_REG_ON", "DHSBC_USB_PWR_CC2", "", "";
+};
+
+&gpiog {
+	gpio-line-names = "", "", "", "",
+			  "", "", "", "",
+			  "DHSBC_nETH2_RST", "DHCOR_BT_DEV_WAKE", "", "",
+			  "DHSBC_ETH1_INTB", "", "", "DHSBC_ETH2_INTB";
+};
+
+&gpioi {
+	gpio-line-names = "DHCOR_RTC_nINT", "DHCOR_HW-CODING_1",
+			  "DHCOR_BT_REG_ON", "DHCOR_PMIC_nINT",
+			  "DHSBC_BOOT0", "DHSBC_BOOT1",
+			  "DHSBC_BOOT2", "DHSBC_USB-C_DATA_VBUS";
+};
+
+&i2c1 { /* Expansion connector: SDA:pin27 SCL:pin28 */
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&i2c1_pins_a>;
+	pinctrl-1 = <&i2c1_sleep_pins_a>;
+	i2c-scl-rising-time-ns = <96>;
+	i2c-scl-falling-time-ns = <3>;
+	clock-frequency = <400000>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+};
+
+&i2c5 { /* Expansion connector: SDA:pin3 SCL:pin5 */
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&i2c5_pins_b>;
+	pinctrl-1 = <&i2c5_sleep_pins_b>;
+	i2c-scl-rising-time-ns = <96>;
+	i2c-scl-falling-time-ns = <3>;
+	clock-frequency = <400000>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+};
+
+&m_can1 { /* Expansion connector: TX:pin16 RX:pin18 */
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&m_can1_pins_a>;
+	pinctrl-1 = <&m_can1_sleep_pins_a>;
+	status = "okay";
+};
+
+&m_can2 { /* Expansion connector: TX:pin22 RX:pin26 */
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&m_can2_pins_a>;
+	pinctrl-1 = <&m_can2_sleep_pins_a>;
+	status = "okay";
+};
+
+&pwr_regulators {
+	vdd-supply = <&vdd>;
+	vdd_3v3_usbfs-supply = <&vdd_usb>;
+	status = "okay";
+};
+
+&sai1 { /* Expansion connector: SCK-A:pin12 FS-A:pin35 SD-A:pin38 SD-B:pin40 */
+	clocks = <&rcc SAI1>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
+	clock-names = "pclk", "x8k", "x11k";
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&sai1a_pins_a &sai1b_pins_a>;
+	pinctrl-1 = <&sai1a_sleep_pins_a &sai1b_sleep_pins_a>;
+};
+
+&scmi_voltd {
+	status = "disabled";
+};
+
+&spi2 {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&spi2_pins_a>;
+	pinctrl-1 = <&spi2_sleep_pins_a>;
+	cs-gpios = <&gpiob 13 0>;
+	status = "okay";
+
+	st33htph: tpm@0 {
+		compatible = "st,st33htpm-spi", "tcg,tpm_tis-spi";
+		reg = <0>;
+		spi-max-frequency = <24000000>;
+	};
+};
+
+&spi3 { /* Expansion connector: MOSI:pin19 MISO:pin21 SCK:pin22 nCS:pin24 */
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&spi3_pins_a>;
+	pinctrl-1 = <&spi3_sleep_pins_a>;
+	cs-gpios = <&gpiof 3 0>;
+	status = "disabled";
+};
+
+&timers5 { /* Expansion connector: CH3:pin31 */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+
+	pwm {
+		pinctrl-0 = <&pwm5_pins_a>;
+		pinctrl-1 = <&pwm5_sleep_pins_a>;
+		pinctrl-names = "default", "sleep";
+		status = "okay";
+	};
+	timer@4 {
+		status = "okay";
+	};
+};
+
+&timers13 { /* Expansion connector: CH1:pin32 */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+
+	pwm {
+		pinctrl-0 = <&pwm13_pins_a>;
+		pinctrl-1 = <&pwm13_sleep_pins_a>;
+		pinctrl-names = "default", "sleep";
+		status = "okay";
+	};
+	timer@12 {
+		status = "okay";
+	};
+};
+
+&usart1 { /* Expansion connector: RX:pin33 TX:pin37 */
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&usart1_pins_b>;
+	pinctrl-1 = <&usart1_sleep_pins_b>;
+	pinctrl-2 = <&usart1_idle_pins_b>;
+	status = "okay";
+};
+
+&usart2 { /* Expansion connector: RX:pin10 TX:pin8 RTS:pin11 CTS:pin36 */
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&usart2_pins_b>;
+	pinctrl-1 = <&usart2_sleep_pins_b>;
+	pinctrl-2 = <&usart2_idle_pins_b>;
+	uart-has-rtscts;
+	status = "okay";
+};
+
+&usbh_ehci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
+&usbh_ohci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
+&usbotg_hs {
+	dr_mode = "peripheral";
+	phys = <&usbphyc_port1 0>;
+	phy-names = "usb2-phy";
+	usb33d-supply = <&usb33>;
+	status = "okay";
+};
+
+&usbphyc {
+	status = "okay";
+	vdda1v1-supply = <&reg11>;
+	vdda1v8-supply = <&reg18>;
+};
+
+&usbphyc_port0 {
+	phy-supply = <&vdd_usb>;
+	st,current-boost-microamp = <1000>;
+	st,decrease-hs-slew-rate;
+	st,tune-hs-dc-level = <2>;
+	st,enable-hs-rftime-reduction;
+	st,trim-hs-current = <11>;
+	st,trim-hs-impedance = <2>;
+	st,tune-squelch-level = <1>;
+	st,enable-hs-rx-gain-eq;
+	st,no-hs-ftime-ctrl;
+	st,no-lsfs-sc;
+	connector {
+		compatible = "usb-a-connector";
+		vbus-supply = <&vbus_sw>;
+	};
+};
+
+&usbphyc_port1 {
+	phy-supply = <&vdd_usb>;
+	st,current-boost-microamp = <1000>;
+	st,decrease-hs-slew-rate;
+	st,tune-hs-dc-level = <2>;
+	st,enable-hs-rftime-reduction;
+	st,trim-hs-current = <11>;
+	st,trim-hs-impedance = <2>;
+	st,tune-squelch-level = <1>;
+	st,enable-hs-rx-gain-eq;
+	st,no-hs-ftime-ctrl;
+	st,no-lsfs-sc;
+	connector {
+		compatible = "gpio-usb-b-connector", "usb-b-connector";
+		vbus-gpios = <&gpioi 7 GPIO_ACTIVE_HIGH>;
+		label = "Type-C";
+		self-powered;
+		type = "micro";
+	};
+};