ARM: dts: stm32: Add Avenger96 devicetree support based on STM32MP157A

Add devicetree support for Avenger96 board based on STM32MP157A MPU
from ST Micro. This board is one of the 96Boards Consumer Edition board
from Arrow Electronics and has the following features:

SoC: STM32MP157AAC
PMIC: STPMIC1A
RAM: 1024 Mbyte @ 533MHz
Storage: eMMC v4.51: 8 Gbyte
         microSD Socket: UHS-1 v3.01
Ethernet Port: 10/100/1000 Mbit/s, IEEE 802.3 Compliant
Wireless: WiFi 5 GHz & 2.4GHz IEEE 802.11a/b/g/n/ac
          Bluetooth®v4.2 (BR/EDR/BLE)
USB: 2x Type A (USB 2.0) Host and 1x Micro B (USB 2.0) OTG
Display: HDMI: WXGA (1366x768)@ 60 fps, HDMI 1.4
LED: 4x User LED, 1x WiFi LED, 1x BT LED

More information about this board can be found in 96Boards website:
https://www.96boards.org/product/avenger96/

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index dab2914fa293cde2916a4fd0ceddf0e9929e411f..918c85c227b567fe218e754dd655a5261650f574 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -975,6 +975,7 @@ dtb-$(CONFIG_ARCH_STM32) += \
        stm32746g-eval.dtb \
        stm32h743i-eval.dtb \
        stm32h743i-disco.dtb \
+       stm32mp157a-avenger96.dtb \
        stm32mp157a-dk1.dtb \
        stm32mp157c-dk2.dtb \
        stm32mp157c-ed1.dtb \

diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
new file mode 100644 (file)
index 0000000..2e4742c
--- /dev/null
+++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
@@ -0,0 +1,321 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
+/*
+ * Copyright (C) Linaro Ltd 2019 - All Rights Reserved
+ * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+ */
+
+/dts-v1/;
+
+#include "stm32mp157c.dtsi"
+#include "stm32mp157xac-pinctrl.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+/ {
+       model = "Arrow Electronics STM32MP157A Avenger96 board";
+       compatible = "arrow,stm32mp157a-avenger96", "st,stm32mp157";
+
+       aliases {
+               ethernet0 = &ethernet0;
+               mmc0 = &sdmmc1;
+               serial0 = &uart4;
+               serial1 = &uart7;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+
+       memory@c0000000 {
+               device_type = "memory";
+               reg = <0xc0000000 0x40000000>;
+       };
+
+       led {
+               compatible = "gpio-leds";
+               led1 {
+                       label = "green:user1";
+                       gpios = <&gpioz 7 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+                       default-state = "off";
+               };
+
+               led2 {
+                       label = "green:user2";
+                       gpios = <&gpiof 3 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "mmc0";
+                       default-state = "off";
+               };
+
+               led3 {
+                       label = "green:user3";
+                       gpios = <&gpiog 0 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "mmc1";
+                       default-state = "off";
+               };
+
+               led4 {
+                       label = "green:user3";
+                       gpios = <&gpiog 1 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "none";
+                       default-state = "off";
+                       panic-indicator;
+               };
+
+               led5 {
+                       label = "yellow:wifi";
+                       gpios = <&gpioz 3 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "phy0tx";
+                       default-state = "off";
+               };
+
+               led6 {
+                       label = "blue:bt";
+                       gpios = <&gpioz 6 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "bluetooth-power";
+                       default-state = "off";
+               };
+       };
+};
+
+&ethernet0 {
+       status = "okay";
+       pinctrl-0 = <&ethernet0_rgmii_pins_a>;
+       pinctrl-1 = <&ethernet0_rgmii_pins_sleep_a>;
+       pinctrl-names = "default", "sleep";
+       phy-mode = "rgmii";
+       max-speed = <1000>;
+       phy-handle = <&phy0>;
+
+       mdio0 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "snps,dwmac-mdio";
+               phy0: ethernet-phy@7 {
+                       reg = <7>;
+               };
+       };
+};
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins_b>;
+       i2c-scl-rising-time-ns = <185>;
+       i2c-scl-falling-time-ns = <20>;
+       status = "okay";
+       /delete-property/dmas;
+       /delete-property/dma-names;
+};
+
+&i2c2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c2_pins_b1 &i2c2_pins_b2>;
+       i2c-scl-rising-time-ns = <185>;
+       i2c-scl-falling-time-ns = <20>;
+       status = "okay";
+       /delete-property/dmas;
+       /delete-property/dma-names;
+};
+
+&i2c4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c4_pins_a>;
+       i2c-scl-rising-time-ns = <185>;
+       i2c-scl-falling-time-ns = <20>;
+       status = "okay";
+       /delete-property/dmas;
+       /delete-property/dma-names;
+
+       pmic: stpmic@33 {
+               compatible = "st,stpmic1";
+               reg = <0x33>;
+               interrupts-extended = <&exti 55 IRQ_TYPE_EDGE_FALLING>;
+               interrupt-controller;
+               #interrupt-cells = <2>;
+               status = "okay";
+
+               st,main-control-register = <0x04>;
+               st,vin-control-register = <0xc0>;
+               st,usb-control-register = <0x30>;
+
+               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 = <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>;
+                       };
+
+                       vdda: ldo1 {
+                               regulator-name = "vdda";
+                               regulator-min-microvolt = <2900000>;
+                               regulator-max-microvolt = <2900000>;
+                               interrupts = <IT_CURLIM_LDO1 0>;
+                               interrupt-parent = <&pmic>;
+                       };
+
+                       v2v8: ldo2 {
+                               regulator-name = "v2v8";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               interrupts = <IT_CURLIM_LDO2 0>;
+                               interrupt-parent = <&pmic>;
+                       };
+
+                       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>;
+                               interrupt-parent = <&pmic>;
+                       };
+
+                       vdd_sd: ldo5 {
+                               regulator-name = "vdd_sd";
+                               regulator-min-microvolt = <2900000>;
+                               regulator-max-microvolt = <2900000>;
+                               interrupts = <IT_CURLIM_LDO5 0>;
+                               interrupt-parent = <&pmic>;
+                               regulator-boot-on;
+                       };
+
+                       v1v8: ldo6 {
+                               regulator-name = "v1v8";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               interrupts = <IT_CURLIM_LDO6 0>;
+                               interrupt-parent = <&pmic>;
+                               regulator-enable-ramp-delay = <300000>;
+                       };
+
+                       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>;
+                               interrupt-parent = <&pmic>;
+                       };
+
+                       vbus_otg: pwr_sw1 {
+                               regulator-name = "vbus_otg";
+                               interrupts = <IT_OCP_OTG 0>;
+                               interrupt-parent = <&pmic>;
+                               regulator-active-discharge;
+                       };
+
+                       vbus_sw: pwr_sw2 {
+                               regulator-name = "vbus_sw";
+                               interrupts = <IT_OCP_SWOUT 0>;
+                               interrupt-parent = <&pmic>;
+                               regulator-active-discharge;
+                       };
+               };
+
+               onkey {
+                       compatible = "st,stpmic1-onkey";
+                       interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
+                       interrupt-names = "onkey-falling", "onkey-rising";
+                       status = "okay";
+               };
+
+               watchdog {
+                       compatible = "st,stpmic1-wdt";
+                       status = "disabled";
+               };
+       };
+};
+
+&iwdg2 {
+       timeout-sec = <32>;
+       status = "okay";
+};
+
+&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>;
+       pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
+       broken-cd;
+       st,sig-dir;
+       st,neg-edge;
+       st,use-ckin;
+       bus-width = <4>;
+       vmmc-supply = <&vdd_sd>;
+       status = "okay";
+};
+
+&uart4 {
+       /* On Low speed expansion header */
+       label = "LS-UART1";
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart4_pins_b>;
+       status = "okay";
+};
+
+&uart7 {
+       /* On Low speed expansion header */
+       label = "LS-UART0";
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart7_pins_a>;
+       status = "okay";
+};