Gh0st
/
linux
mirror of https://github.com/torvalds/linux.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ARM: dts: stm32: add usart3 node to stm32mp15xx-dkx boards 

Adds usart3 node to stm32mp15xx-dkx and usart3 alias to stm32mp157a-dk1
and stm32mp157c-dk2 boards. usart3 pins are connected to GPIO Expansion
connector. usart3 is disabled by default.

Signed-off-by: Erwan Le Ray <erwan.leray@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
This commit is contained in:
Erwan Le Ray 2020-06-18 15:06:48 +02:00 committed by Alexandre Torgue
parent 842ed898a7
commit ec84790896
3 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/boot/dts/stm32mp157a-dk1.dts
View File

@ -18,6 +18,7 @@ / {
aliases {
ethernet0 = &ethernet0;
serial0 = &uart4;
serial1 = &usart3;
};
chosen {

1
arch/arm/boot/dts/stm32mp157c-dk2.dts
View File

@ -19,6 +19,7 @@ / {
aliases {
ethernet0 = &ethernet0;
serial0 = &uart4;
serial1 = &usart3;
};
chosen {

9
arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
View File

@ -591,6 +591,15 @@ &uart4 {
status = "okay";
};
&usart3 {
pinctrl-names = "default", "sleep", "idle";
pinctrl-0 = <&usart3_pins_c>;
pinctrl-1 = <&usart3_sleep_pins_c>;
pinctrl-2 = <&usart3_idle_pins_c>;
uart-has-rtscts;
status = "disabled";
};
&usbh_ehci {
phys = <&usbphyc_port0>;
status = "okay";