Add another mux option for UART4 pins, this is used on DH electronics STM32MP13xx DHCOR DHSBC board.
Signed-off-by: Marek Vasut marex@denx.de --- Cc: Patrice Chotard patrice.chotard@foss.st.com Cc: Patrick Delaunay patrick.delaunay@foss.st.com Cc: u-boot@dh-electronics.com Cc: uboot-stm32@st-md-mailman.stormreply.com --- arch/arm/dts/stm32mp13-pinctrl.dtsi | 30 +++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/arch/arm/dts/stm32mp13-pinctrl.dtsi b/arch/arm/dts/stm32mp13-pinctrl.dtsi index 65f91265a4d..7014c7a6d23 100644 --- a/arch/arm/dts/stm32mp13-pinctrl.dtsi +++ b/arch/arm/dts/stm32mp13-pinctrl.dtsi @@ -617,6 +617,36 @@ }; };
+ uart4_pins_b: uart4-1 { + pins1 { + pinmux = <STM32_PINMUX('A', 9, AF8)>; /* UART4_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */ + bias-pull-up; + }; + }; + + uart4_idle_pins_b: uart4-idle-1 { + pins1 { + pinmux = <STM32_PINMUX('A', 9, ANALOG)>; /* UART4_TX */ + }; + pins2 { + pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */ + bias-pull-up; + }; + }; + + uart4_sleep_pins_b: uart4-sleep-1 { + pins { + pinmux = <STM32_PINMUX('A', 9, ANALOG)>, /* UART4_TX */ + <STM32_PINMUX('D', 8, ANALOG)>; /* UART4_RX */ + }; + }; + uart8_pins_a: uart8-0 { pins1 { pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */