// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) /* * Device Tree Source for the RZ SMARC Carrier-II Board. * * Copyright (C) 2024 Renesas Electronics Corp. */ /* * Please set the switch position SW_OPT_MUX.1 on the carrier board and the * corresponding macro SW_SDIO_M2E on the board DTS: * * SW_SDIO_M2E: * 0 - SMARC SDIO signal is connected to uSD1 * 1 - SMARC SDIO signal is connected to M.2 Key E connector * * Please set the switch position SW_GPIO_CAN_PMOD on the carrier board and the * corresponding macro SW_GPIO8_CAN0_STB/SW_GPIO8_CAN0_STB on the board DTS: * * SW_GPIO8_CAN0_STB: * 0 - Connect to GPIO8 PMOD (default) * 1 - Connect to CAN0 transceiver STB pin * * SW_GPIO9_CAN1_STB: * 0 - Connect to GPIO9 PMOD (default) * 1 - Connect to CAN1 transceiver STB pin * * GPIO keys are enabled by default. Use PMOD_GPIO macros to disable them * if needed. */ / { model = "Renesas RZ SMARC Carrier-II Board"; compatible = "renesas,smarc2-evk"; chosen { bootargs = "ignore_loglevel"; stdout-path = "serial3:115200n8"; }; aliases { i2c0 = &i2c0; serial3 = &scif0; mmc1 = &sdhi1; }; can_transceiver0: can-phy0 { compatible = "ti,tcan1042"; #phy-cells = <0>; max-bitrate = <8000000>; status = "disabled"; }; can_transceiver1: can-phy1 { compatible = "ti,tcan1042"; #phy-cells = <0>; max-bitrate = <8000000>; status = "disabled"; }; keys: keys { compatible = "gpio-keys"; key-1 { interrupts-extended = <&pinctrl KEY_1_GPIO IRQ_TYPE_EDGE_FALLING>; linux,code = ; label = "USER_SW1"; wakeup-source; debounce-interval = <20>; }; key-2 { interrupts-extended = <&pinctrl KEY_2_GPIO IRQ_TYPE_EDGE_FALLING>; linux,code = ; label = "USER_SW2"; wakeup-source; debounce-interval = <20>; }; key-3 { interrupts-extended = <&pinctrl KEY_3_GPIO IRQ_TYPE_EDGE_FALLING>; linux,code = ; label = "USER_SW3"; wakeup-source; debounce-interval = <20>; }; }; }; &canfd { status = "okay"; }; &i2c0 { status = "okay"; clock-frequency = <400000>; }; &scif0 { status = "okay"; }; &sdhi1 { bus-width = <4>; sd-uhs-sdr50; sd-uhs-sdr104; status = "okay"; };