diff options
| -rw-r--r-- | arch/arm64/boot/dts/ti/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am642-phyboard-electra-x27-gpio1-spi1-uart3.dtso | 63 |
2 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index 8a4bdf87e2d4..03d4cecfc001 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -54,6 +54,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am642-evm-nand.dtb dtb-$(CONFIG_ARCH_K3) += k3-am642-phyboard-electra-rdk.dtb dtb-$(CONFIG_ARCH_K3) += k3-am642-phyboard-electra-gpio-fan.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am642-phyboard-electra-pcie-usb2.dtbo +dtb-$(CONFIG_ARCH_K3) += k3-am642-phyboard-electra-x27-gpio1-spi1-uart3.dtbo dtb-$(CONFIG_ARCH_K3) += k3-am642-sk.dtb dtb-$(CONFIG_ARCH_K3) += k3-am642-tqma64xxl-mbax4xxl.dtb dtb-$(CONFIG_ARCH_K3) += k3-am64-tqma64xxl-mbax4xxl-sdcard.dtbo @@ -185,6 +186,8 @@ k3-am642-phyboard-electra-gpio-fan-dtbs := \ k3-am642-phyboard-electra-rdk.dtb k3-am642-phyboard-electra-gpio-fan.dtbo k3-am642-phyboard-electra-pcie-usb2-dtbs := \ k3-am642-phyboard-electra-rdk.dtb k3-am642-phyboard-electra-pcie-usb2.dtbo +k3-am642-phyboard-electra-x27-gpio1-spi1-uart3-dtbs := \ + k3-am642-phyboard-electra-rdk.dtb k3-am642-phyboard-electra-x27-gpio1-spi1-uart3.dtbo k3-am642-tqma64xxl-mbax4xxl-sdcard-dtbs := \ k3-am642-tqma64xxl-mbax4xxl.dtb k3-am64-tqma64xxl-mbax4xxl-sdcard.dtbo k3-am642-tqma64xxl-mbax4xxl-wlan-dtbs := \ diff --git a/arch/arm64/boot/dts/ti/k3-am642-phyboard-electra-x27-gpio1-spi1-uart3.dtso b/arch/arm64/boot/dts/ti/k3-am642-phyboard-electra-x27-gpio1-spi1-uart3.dtso new file mode 100644 index 000000000000..996c42ec4253 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am642-phyboard-electra-x27-gpio1-spi1-uart3.dtso @@ -0,0 +1,63 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + * Authors: + * Wadim Egorov <w.egorov@phytec.de> + * Daniel Schultz <d.schultz@phytec.de> + * + * GPIO, SPI and UART examples for the X27 expansion connector. + */ + +/dts-v1/; +/plugin/; + +#include "k3-pinctrl.h" + +&{/} { + aliases { + serial5 = "/bus@f4000/serial@2830000"; + }; +}; + +&main_pmx0 { + main_gpio1_exp_header_gpio_pins_default: main-gpio1-exp-header-gpio-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0220, PIN_INPUT, 7) /* (D14) SPI1_CS1.GPIO1_48 */ + >; + }; + + main_spi1_pins_default: main-spi1-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0224, PIN_INPUT, 0) /* (C14) SPI1_CLK */ + AM64X_IOPAD(0x021C, PIN_OUTPUT, 0) /* (B14) SPI1_CS0 */ + AM64X_IOPAD(0x0228, PIN_OUTPUT, 0) /* (B15) SPI1_D0 */ + AM64X_IOPAD(0x022C, PIN_INPUT, 0) /* (A15) SPI1_D1 */ + >; + }; + + main_uart3_pins_default: main-uart3-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0048, PIN_INPUT, 2) /* (U20) GPMC0_AD3.UART3_RXD */ + AM64X_IOPAD(0x004c, PIN_OUTPUT, 2) /* (U18) GPMC0_AD4.UART3_TXD */ + >; + }; +}; + +&main_gpio1 { + pinctrl-names = "default"; + pinctrl-0 = <&main_gpio1_exp_header_gpio_pins_default>; + status = "okay"; +}; + +&main_spi1 { + pinctrl-names = "default"; + pinctrl-0 = <&main_spi1_pins_default>; + ti,pindir-d0-out-d1-in = <1>; + status = "okay"; +}; + +&main_uart3 { + pinctrl-names = "default"; + pinctrl-0 = <&main_uart3_pins_default>; + status = "okay"; +}; |