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ARM: dts: stm32: add pinctrl and disabled spi5 node in stm32mp135f-dk

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Add pinctrl information and a disabled spi5 node within
stm32mp135f-dk.dts in order to use the spi5 bus which is
available via the GPIO expansion pins of the STM32MP135 Discovery board.

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
This commit is contained in:
Alain Volmat 2022-07-25 09:52:55 +02:00 committed by Alexandre Torgue
parent 8539ebb435
commit 15f72e0da4
2 changed files with 30 additions and 0 deletions
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23
arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
View File

@ -142,6 +142,29 @@ pins {
};
};
spi5_pins_a: spi5-0 {
pins1 {
pinmux = <STM32_PINMUX('H', 7, AF6)>, /* SPI5_SCK */
<STM32_PINMUX('H', 3, AF5)>; /* SPI5_MOSI */
bias-disable;
drive-push-pull;
slew-rate = <1>;
};
pins2 {
pinmux = <STM32_PINMUX('A', 8, AF5)>; /* SPI5_MISO */
bias-disable;
};
};
spi5_sleep_pins_a: spi5-sleep-0 {
pins {
pinmux = <STM32_PINMUX('H', 7, ANALOG)>, /* SPI5_SCK */
<STM32_PINMUX('A', 8, ANALOG)>, /* SPI5_MISO */
<STM32_PINMUX('H', 3, ANALOG)>; /* SPI5_MOSI */
};
};
uart4_pins_a: uart4-0 {
pins1 {
pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */

7
arch/arm/boot/dts/stm32mp135f-dk.dts
View File

@ -116,6 +116,13 @@ &sdmmc1 {
status = "okay";
};
&spi5 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&spi5_pins_a>;
pinctrl-1 = <&spi5_sleep_pins_a>;
status = "disabled";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;