From acfb362a9c78d6708080cdd850b036225c78371b Mon Sep 17 00:00:00 2001 From: Nishanth Menon Date: Thu, 1 Jun 2023 13:31:43 -0500 Subject: [PATCH] arm64: dts: ti: k3-j721e-sk: Add missing uart pinmuxes Rather than depend on the default pinmuxes, explicitly describe the pinmux Signed-off-by: Nishanth Menon Link: https://lore.kernel.org/r/20230601183151.1000157-2-nm@ti.com Signed-off-by: Vignesh Raghavendra --- arch/arm64/boot/dts/ti/k3-j721e-sk.dts | 31 +++++++++++++++++++++++++++++-- 1 file changed, 29 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts index c8db9d7..1969c62 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts @@ -302,6 +302,13 @@ >; }; + main_uart1_pins_default: main-uart1-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x1f8, PIN_INPUT, 0) /* (AA4) UART1_RXD */ + J721E_IOPAD(0x1fc, PIN_OUTPUT, 0) /* (AB4) UART1_TXD */ + >; + }; + main_i2c0_pins_default: main-i2c0-pins-default { pinctrl-single,pins = < J721E_IOPAD(0x220, PIN_INPUT_PULLUP, 0) /* (AC5) I2C0_SCL */ @@ -495,6 +502,22 @@ >; }; + wkup_uart0_pins_default: wkup-uart0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xa0, PIN_INPUT, 0) /* (J29) WKUP_UART0_RXD */ + J721E_WKUP_IOPAD(0xa4, PIN_OUTPUT, 0) /* (J28) WKUP_UART0_TXD */ + >; + }; + + mcu_uart0_pins_default: mcu-uart0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xf0, PIN_INPUT, 2) /* (D26) MCU_I3C0_SCL.MCU_UART0_CTSn */ + J721E_WKUP_IOPAD(0xf4, PIN_OUTPUT, 2)/* (D25) MCU_I3C0_SDA.MCU_UART0_RTSn */ + J721E_WKUP_IOPAD(0xe4, PIN_INPUT, 0) /* (H28) WKUP_GPIO0_13.MCU_UART0_RXD */ + J721E_WKUP_IOPAD(0xe0, PIN_OUTPUT, 0)/* (G29) WKUP_GPIO0_12.MCU_UART0_TXD */ + >; + }; + wkup_i2c0_pins_default: wkup-i2c0-pins-default { pinctrl-single,pins = < J721E_WKUP_IOPAD(0xf8, PIN_INPUT_PULLUP, 0) /* (J25) WKUP_I2C0_SCL */ @@ -513,11 +536,14 @@ &wkup_uart0 { /* Wakeup UART is used by System firmware */ status = "reserved"; + pinctrl-names = "default"; + pinctrl-0 = <&wkup_uart0_pins_default>; }; &mcu_uart0 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&mcu_uart0_pins_default>; }; &main_uart0 { @@ -530,7 +556,8 @@ &main_uart1 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&main_uart1_pins_default>; }; &main_sdhci0 { -- 2.7.4