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authorPatrice Chotard2019-02-19 16:49:05 +0100
committerPatrice Chotard2019-04-23 15:31:06 +0200
commitfe63d3cfb77ef5986951c04a9fa8fe73fb32fdb6 (patch)
tree8e233e1f54964cb35c661c063fd1cf05a38feefc /arch/arm/dts/stm32f746-disco.dts
parent01aabf97d1f08694ed511785638685cbee21e597 (diff)
ARM: dts: stm32: Sync DT with v4.20 kernel for stm32f7
Synchronize stm32f7 device tree with kernel v4.20. All pinctrl bindings are updated. Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'arch/arm/dts/stm32f746-disco.dts')
-rw-r--r--arch/arm/dts/stm32f746-disco.dts84
1 files changed, 55 insertions, 29 deletions
diff --git a/arch/arm/dts/stm32f746-disco.dts b/arch/arm/dts/stm32f746-disco.dts
index d5687651706..e3a7bd338d6 100644
--- a/arch/arm/dts/stm32f746-disco.dts
+++ b/arch/arm/dts/stm32f746-disco.dts
@@ -1,10 +1,5 @@
/*
- * Copyright 2016 - Michael Kurz <michi.kurz@gmail.com>
- * Copyright 2016 - Vikas MANOCHA <vikas.manocha@st.com>
- *
- * Based on:
- * stm32f469-disco.dts from Linux
- * Copyright 2016 - Lee Jones <lee.jones@linaro.org>
+ * Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
@@ -47,7 +42,8 @@
/dts-v1/;
#include "stm32f746.dtsi"
-#include <dt-bindings/memory/stm32-sdram.h>
+#include "stm32f746-pinctrl.dtsi"
+#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
/ {
@@ -55,7 +51,7 @@
compatible = "st,stm32f746-disco", "st,stm32f746";
chosen {
- bootargs = "root=/dev/ram rdinit=/linuxrc";
+ bootargs = "root=/dev/ram";
stdout-path = "serial0:115200n8";
};
@@ -67,39 +63,69 @@
serial0 = &usart1;
};
+ usbotg_hs_phy: usb-phy {
+ #phy-cells = <0>;
+ compatible = "usb-nop-xceiv";
+ clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
+ clock-names = "main_clk";
+ };
+
+ /* This turns on vbus for otg fs for host mode (dwc2) */
+ vcc5v_otg_fs: vcc5v-otg-fs-regulator {
+ compatible = "regulator-fixed";
+ gpio = <&gpiod 5 0>;
+ regulator-name = "vcc5_host1";
+ regulator-always-on;
+ };
+
+ mmc_vcard: mmc_vcard {
+ compatible = "regulator-fixed";
+ regulator-name = "mmc_vcard";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
};
&clk_hse {
clock-frequency = <25000000>;
};
-&pinctrl {
- usart1_pins_a: usart1@0 {
- pins1 {
- pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
- bias-disable;
- drive-push-pull;
- slew-rate = <2>;
- };
- pins2 {
- pinmux = <STM32F746_PB7_FUNC_USART1_RX>;
- bias-disable;
- };
- };
-};
-
-&usart1 {
- pinctrl-0 = <&usart1_pins_a>;
+&i2c1 {
+ pinctrl-0 = <&i2c1_pins_b>;
pinctrl-names = "default";
+ i2c-scl-rising-time-ns = <185>;
+ i2c-scl-falling-time-ns = <20>;
status = "okay";
};
-&sdio {
+&sdio1 {
status = "okay";
+ vmmc-supply = <&mmc_vcard>;
cd-gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
pinctrl-names = "default", "opendrain";
- pinctrl-0 = <&sdio_pins>;
- pinctrl-1 = <&sdio_pins_od>;
+ pinctrl-0 = <&sdio_pins_a>;
+ pinctrl-1 = <&sdio_pins_od_a>;
bus-width = <4>;
- max-frequency = <25000000>;
+};
+
+&usart1 {
+ pinctrl-0 = <&usart1_pins_b>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&usbotg_fs {
+ dr_mode = "host";
+ pinctrl-0 = <&usbotg_fs_pins_a>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&usbotg_hs {
+ dr_mode = "host";
+ phys = <&usbotg_hs_phy>;
+ phy-names = "usb2-phy";
+ pinctrl-0 = <&usbotg_hs_pins_b>;
+ pinctrl-names = "default";
+ status = "okay";
};