UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ARM: dts: stm32: add pins for usart2/1/4/8 in stm32mp13-pinctrl 

Add pins for uart4, uart8, usart1 and usart2 in stm32mp13-pinctrl.dtsi
Theses pins have three states: default, sleep and idle.

Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
This commit is contained in:
Valentin Caron 2023-03-28 17:37:22 +02:00 committed by Alexandre Torgue
parent c1689f854c
commit 8d696053f3
1 changed files with 129 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

129
arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
View File

@ -258,4 +258,133 @@
bias-disable;
};
};
uart4_idle_pins_a: uart4-idle-0 {
pins1 {
pinmux = <STM32_PINMUX('D', 6, ANALOG)>; /* UART4_TX */
};
pins2 {
pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */
bias-disable;
};
};
uart4_sleep_pins_a: uart4-sleep-0 {
pins {
pinmux = <STM32_PINMUX('D', 6, ANALOG)>, /* UART4_TX */
<STM32_PINMUX('D', 8, ANALOG)>; /* UART4_RX */
};
};
uart8_pins_a: uart8-0 {
pins1 {
pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32_PINMUX('F', 9, AF8)>; /* UART8_RX */
bias-pull-up;
};
};
uart8_idle_pins_a: uart8-idle-0 {
pins1 {
pinmux = <STM32_PINMUX('E', 1, ANALOG)>; /* UART8_TX */
};
pins2 {
pinmux = <STM32_PINMUX('F', 9, AF8)>; /* UART8_RX */
bias-pull-up;
};
};
uart8_sleep_pins_a: uart8-sleep-0 {
pins {
pinmux = <STM32_PINMUX('E', 1, ANALOG)>, /* UART8_TX */
<STM32_PINMUX('F', 9, ANALOG)>; /* UART8_RX */
};
};
usart1_pins_a: usart1-0 {
pins1 {
pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */
<STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32_PINMUX('B', 0, AF4)>, /* USART1_RX */
<STM32_PINMUX('A', 7, AF7)>; /* USART1_CTS_NSS */
bias-pull-up;
};
};
usart1_idle_pins_a: usart1-idle-0 {
pins1 {
pinmux = <STM32_PINMUX('C', 0, ANALOG)>, /* USART1_TX */
<STM32_PINMUX('A', 7, ANALOG)>; /* USART1_CTS_NSS */
};
pins2 {
pinmux = <STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins3 {
pinmux = <STM32_PINMUX('B', 0, AF4)>; /* USART1_RX */
bias-pull-up;
};
};
usart1_sleep_pins_a: usart1-sleep-0 {
pins {
pinmux = <STM32_PINMUX('C', 0, ANALOG)>, /* USART1_TX */
<STM32_PINMUX('C', 2, ANALOG)>, /* USART1_RTS */
<STM32_PINMUX('A', 7, ANALOG)>, /* USART1_CTS_NSS */
<STM32_PINMUX('B', 0, ANALOG)>; /* USART1_RX */
};
};
usart2_pins_a: usart2-0 {
pins1 {
pinmux = <STM32_PINMUX('H', 12, AF1)>, /* USART2_TX */
<STM32_PINMUX('D', 4, AF3)>; /* USART2_RTS */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32_PINMUX('D', 15, AF1)>, /* USART2_RX */
<STM32_PINMUX('E', 11, AF2)>; /* USART2_CTS_NSS */
bias-disable;
};
};
usart2_idle_pins_a: usart2-idle-0 {
pins1 {
pinmux = <STM32_PINMUX('H', 12, ANALOG)>, /* USART2_TX */
<STM32_PINMUX('E', 11, ANALOG)>; /* USART2_CTS_NSS */
};
pins2 {
pinmux = <STM32_PINMUX('D', 4, AF3)>; /* USART2_RTS */
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins3 {
pinmux = <STM32_PINMUX('D', 15, AF1)>; /* USART2_RX */
bias-disable;
};
};
usart2_sleep_pins_a: usart2-sleep-0 {
pins {
pinmux = <STM32_PINMUX('H', 12, ANALOG)>, /* USART2_TX */
<STM32_PINMUX('D', 4, ANALOG)>, /* USART2_RTS */
<STM32_PINMUX('D', 15, ANALOG)>, /* USART2_RX */
<STM32_PINMUX('E', 11, ANALOG)>; /* USART2_CTS_NSS */
};
};
};