| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Device Tree Source for the iWave-RZ/G1C single board computer |
| * |
| * Copyright (C) 2018 Renesas Electronics Corp. |
| */ |
| |
| /dts-v1/; |
| #include <dt-bindings/gpio/gpio.h> |
| #include "r8a77470.dtsi" |
| / { |
| model = "iWave iW-RainboW-G23S single board computer based on RZ/G1C"; |
| compatible = "iwave,g23s", "renesas,r8a77470"; |
| |
| aliases { |
| ethernet0 = &avb; |
| serial1 = &scif1; |
| }; |
| |
| chosen { |
| bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp"; |
| stdout-path = "serial1:115200n8"; |
| }; |
| |
| memory@40000000 { |
| device_type = "memory"; |
| reg = <0 0x40000000 0 0x20000000>; |
| }; |
| |
| reg_1p8v: reg-1p8v { |
| compatible = "regulator-fixed"; |
| regulator-name = "fixed-1.8V"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| reg_3p3v: reg-3p3v { |
| compatible = "regulator-fixed"; |
| regulator-name = "fixed-3.3V"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| vccq_sdhi2: regulator-vccq-sdhi2 { |
| compatible = "regulator-gpio"; |
| |
| regulator-name = "SDHI2 VccQ"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| |
| gpios = <&gpio2 24 GPIO_ACTIVE_LOW>; |
| gpios-states = <1>; |
| states = <3300000 1 |
| 1800000 0>; |
| }; |
| }; |
| |
| &avb { |
| pinctrl-0 = <&avb_pins>; |
| pinctrl-names = "default"; |
| |
| phy-handle = <&phy3>; |
| phy-mode = "gmii"; |
| renesas,no-ether-link; |
| status = "okay"; |
| |
| phy3: ethernet-phy@3 { |
| reg = <3>; |
| interrupt-parent = <&gpio5>; |
| interrupts = <16 IRQ_TYPE_LEVEL_LOW>; |
| micrel,led-mode = <1>; |
| }; |
| }; |
| |
| &cmt0 { |
| status = "okay"; |
| }; |
| |
| &extal_clk { |
| clock-frequency = <20000000>; |
| }; |
| |
| &i2c3 { |
| pinctrl-0 = <&i2c3_pins>; |
| pinctrl-names = "default"; |
| |
| status = "okay"; |
| clock-frequency = <400000>; |
| |
| rtc@51 { |
| compatible = "nxp,pcf85263"; |
| reg = <0x51>; |
| }; |
| }; |
| |
| &pfc { |
| avb_pins: avb { |
| groups = "avb_mdio", "avb_gmii_tx_rx"; |
| function = "avb"; |
| }; |
| |
| i2c3_pins: i2c3 { |
| groups = "i2c3_c"; |
| function = "i2c3"; |
| }; |
| |
| mmc_pins_uhs: mmc_uhs { |
| groups = "mmc_data8", "mmc_ctrl"; |
| function = "mmc"; |
| power-source = <1800>; |
| }; |
| |
| qspi0_pins: qspi0 { |
| groups = "qspi0_ctrl", "qspi0_data2"; |
| function = "qspi0"; |
| }; |
| |
| scif1_pins: scif1 { |
| groups = "scif1_data_b"; |
| function = "scif1"; |
| }; |
| |
| sdhi2_pins: sd2 { |
| groups = "sdhi2_data4", "sdhi2_ctrl"; |
| function = "sdhi2"; |
| power-source = <3300>; |
| }; |
| |
| sdhi2_pins_uhs: sd2_uhs { |
| groups = "sdhi2_data4", "sdhi2_ctrl"; |
| function = "sdhi2"; |
| power-source = <1800>; |
| }; |
| }; |
| |
| &qspi0 { |
| pinctrl-0 = <&qspi0_pins>; |
| pinctrl-names = "default"; |
| |
| status = "okay"; |
| |
| /* WARNING - This device contains the bootloader. Handle with care. */ |
| flash: flash@0 { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| compatible = "issi,is25lp016d", "jedec,spi-nor"; |
| reg = <0>; |
| spi-max-frequency = <133000000>; |
| spi-tx-bus-width = <1>; |
| spi-rx-bus-width = <1>; |
| m25p,fast-read; |
| spi-cpol; |
| spi-cpha; |
| }; |
| }; |
| |
| &rwdt { |
| timeout-sec = <60>; |
| status = "okay"; |
| }; |
| |
| &scif1 { |
| pinctrl-0 = <&scif1_pins>; |
| pinctrl-names = "default"; |
| |
| status = "okay"; |
| }; |
| |
| &sdhi1 { |
| pinctrl-0 = <&mmc_pins_uhs>; |
| pinctrl-names = "state_uhs"; |
| |
| vmmc-supply = <®_3p3v>; |
| vqmmc-supply = <®_1p8v>; |
| bus-width = <8>; |
| mmc-hs200-1_8v; |
| non-removable; |
| fixed-emmc-driver-type = <1>; |
| status = "okay"; |
| }; |
| |
| &sdhi2 { |
| pinctrl-0 = <&sdhi2_pins>; |
| pinctrl-1 = <&sdhi2_pins_uhs>; |
| pinctrl-names = "default", "state_uhs"; |
| |
| vmmc-supply = <®_3p3v>; |
| vqmmc-supply = <&vccq_sdhi2>; |
| bus-width = <4>; |
| cd-gpios = <&gpio4 20 GPIO_ACTIVE_LOW>; |
| sd-uhs-sdr50; |
| status = "okay"; |
| }; |