Add uart pin mux of wkup domain into common board file. Signed-off-by: Udit Kumar <u-kumar1@xxxxxx> --- .../dts/ti/k3-j7200-common-proc-board.dts | 22 ++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts index e12d93f56c51..809d1c910015 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts @@ -79,6 +79,24 @@ vdd_sd_dv: gpio-regulator-TLV71033 { }; }; +&wkup_pmx0 { + mcu_uart0_pins_default: mcu_uart0_pins_default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xf4, PIN_INPUT, 0) /* (D20) MCU_UART0_RXD */ + J721E_WKUP_IOPAD(0xf0, PIN_OUTPUT, 0) /* (D19) MCU_UART0_TXD */ + J721E_WKUP_IOPAD(0xf8, PIN_INPUT, 0) /* (E20) MCU_UART0_CTSn */ + J721E_WKUP_IOPAD(0xfc, PIN_OUTPUT, 0) /* (E21) MCU_UART0_RTSn */ + >; + }; + + wkup_uart0_pins_default: wkup_uart0_pins_default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xb0, PIN_INPUT, 0) /* (B14) WKUP_UART0_RXD */ + J721E_WKUP_IOPAD(0xb4, PIN_OUTPUT, 0) /* (A14) WKUP_UART0_TXD */ + >; + }; +}; + &wkup_pmx2 { mcu_cpsw_pins_default: mcu-cpsw-pins-default { pinctrl-single,pins = < @@ -157,7 +175,9 @@ &wkup_uart0 { &mcu_uart0 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&mcu_uart0_pins_default>; + clock-frequency = <96000000>; }; &main_uart0 { -- 2.34.1