meta-st-stm32mp/recipes-kernel/linux/linux-stm32mp/4.19/4.19.9/0057-ARM-stm32mp1-r0-rc4-ho...

120 lines
3.3 KiB
Diff

From f30f869d9bb396c6981fc2800149c373d21586de Mon Sep 17 00:00:00 2001
From: christophe montaud <christophe.montaud@st.com>
Date: Wed, 16 Jan 2019 17:52:31 +0100
Subject: [PATCH 57/58] ARM stm32mp1 r0 rc4 hotfix w903.3 DEVICETREE
---
arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 30 ++++++++++++++++++++++++++++++
arch/arm/boot/dts/stm32mp157a-dk1.dts | 12 +++++++++++-
arch/arm/boot/dts/stm32mp157c-dk2.dts | 2 +-
arch/arm/boot/dts/stm32mp157c-ed1.dts | 2 +-
4 files changed, 43 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index 183d7ba..474e7e3 100644
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -1413,6 +1413,36 @@
};
};
+ uart7_pins_a: uart7-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('E', 8, AF7)>; /* USART7_TX */
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <0>;
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('E', 7, AF7)>; /* USART7_RX */
+ bias-disable;
+ };
+ };
+
+ uart7_idle_pins_a: uart7-idle-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('E', 8, ANALOG)>; /* USART7_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('E', 7, AF7)>; /* USART7_RX */
+ bias-disable;
+ };
+ };
+
+ uart7_sleep_pins_a: uart7-sleep-0 {
+ pins {
+ pinmux = <STM32_PINMUX('E', 8, ANALOG)>, /* USART7_TX */
+ <STM32_PINMUX('E', 7, ANALOG)>; /* USART7_RX */
+ };
+ };
+
usart2_pins_a: usart2-0 {
pins1 {
pinmux = <STM32_PINMUX('D', 5, AF7)>, /* USART2_TX */
diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 28017e4..467c226 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -20,6 +20,8 @@
aliases {
ethernet0 = &ethernet0;
serial0 = &uart4;
+ serial1 = &usart3;
+ serial2 = &uart7;
};
chosen {
@@ -310,7 +312,7 @@
st,main-control-register = <0x04>;
st,vin-control-register = <0xc0>;
- st,usb-control-register = <0x30>;
+ st,usb-control-register = <0x20>;
regulators {
compatible = "st,stpmic1-regulators";
@@ -671,6 +673,14 @@
status = "okay";
};
+&uart7 {
+ pinctrl-names = "default", "sleep", "idle";
+ pinctrl-0 = <&uart7_pins_a>;
+ pinctrl-1 = <&uart7_sleep_pins_a>;
+ pinctrl-2 = <&uart7_idle_pins_a>;
+ status = "disabled";
+};
+
&usart3 {
pinctrl-names = "default", "sleep", "idle";
pinctrl-0 = <&usart3_pins_b>;
diff --git a/arch/arm/boot/dts/stm32mp157c-dk2.dts b/arch/arm/boot/dts/stm32mp157c-dk2.dts
index 340e022..4da15cd 100644
--- a/arch/arm/boot/dts/stm32mp157c-dk2.dts
+++ b/arch/arm/boot/dts/stm32mp157c-dk2.dts
@@ -14,7 +14,7 @@
compatible = "st,stm32mp157c-dk2", "st,stm32mp157";
aliases {
- serial1 = &usart2;
+ serial3 = &usart2;
};
wifi_pwrseq: wifi-pwrseq {
diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts
index cf2750e..6d49f21 100644
--- a/arch/arm/boot/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts
@@ -188,7 +188,7 @@
st,main-control-register = <0x04>;
st,vin-control-register = <0xc0>;
- st,usb-control-register = <0x30>;
+ st,usb-control-register = <0x20>;
regulators {
compatible = "st,stpmic1-regulators";
--
2.7.4