| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (C) 2023 Loongson Technology Corporation Limited |
| */ |
| |
| /dts-v1/; |
| |
| #include "loongson-2k1000.dtsi" |
| |
| / { |
| compatible = "loongson,ls2k1000-ref", "loongson,ls2k1000"; |
| model = "Loongson-2K1000 Reference Board"; |
| |
| aliases { |
| serial0 = &uart0; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory@200000 { |
| device_type = "memory"; |
| reg = <0x0 0x00200000 0x0 0x06e00000>, |
| <0x0 0x08000000 0x0 0x07000000>, |
| <0x0 0x90000000 0x1 0xe0000000>; |
| }; |
| |
| reserved-memory { |
| #address-cells = <2>; |
| #size-cells = <2>; |
| ranges; |
| |
| linux,cma { |
| compatible = "shared-dma-pool"; |
| reusable; |
| size = <0x0 0x2000000>; |
| linux,cma-default; |
| }; |
| }; |
| }; |
| |
| &gmac0 { |
| status = "okay"; |
| |
| phy-mode = "rgmii"; |
| phy-handle = <&phy0>; |
| mdio { |
| compatible = "snps,dwmac-mdio"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| phy0: ethernet-phy@0 { |
| reg = <0>; |
| }; |
| }; |
| }; |
| |
| &gmac1 { |
| status = "okay"; |
| |
| phy-mode = "rgmii"; |
| phy-handle = <&phy1>; |
| mdio { |
| compatible = "snps,dwmac-mdio"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| phy1: ethernet-phy@1 { |
| reg = <16>; |
| }; |
| }; |
| }; |
| |
| &i2c2 { |
| status = "okay"; |
| |
| pinctrl-0 = <&i2c0_pins_default>; |
| pinctrl-names = "default"; |
| |
| #address-cells = <1>; |
| #size-cells = <0>; |
| eeprom@57 { |
| compatible = "atmel,24c16"; |
| reg = <0x57>; |
| pagesize = <16>; |
| }; |
| }; |
| |
| &spi0 { |
| status = "okay"; |
| |
| #address-cells = <1>; |
| #size-cells = <0>; |
| spidev@0 { |
| compatible = "rohm,dh2228fv"; |
| spi-max-frequency = <100000000>; |
| reg = <0>; |
| }; |
| }; |
| |
| &ehci0 { |
| status = "okay"; |
| }; |
| |
| &ohci0 { |
| status = "okay"; |
| }; |
| |
| &sata { |
| status = "okay"; |
| }; |
| |
| &uart0 { |
| status = "okay"; |
| }; |
| |
| &rtc0 { |
| status = "okay"; |
| }; |
| |
| &pctrl { |
| status = "okay"; |
| |
| sdio_pins_default: sdio-pins { |
| sdio-pinmux { |
| groups = "sdio"; |
| function = "sdio"; |
| }; |
| sdio-det-pinmux { |
| groups = "pwm2"; |
| function = "gpio"; |
| }; |
| }; |
| |
| pwm1_pins_default: pwm1-pins { |
| pinmux { |
| groups = "pwm1"; |
| function = "pwm1"; |
| }; |
| }; |
| |
| pwm0_pins_default: pwm0-pins { |
| pinmux { |
| groups = "pwm0"; |
| function = "pwm0"; |
| }; |
| }; |
| |
| i2c1_pins_default: i2c1-pins { |
| pinmux { |
| groups = "i2c1"; |
| function = "i2c1"; |
| }; |
| }; |
| |
| i2c0_pins_default: i2c0-pins { |
| pinmux { |
| groups = "i2c0"; |
| function = "i2c0"; |
| }; |
| }; |
| |
| nand_pins_default: nand-pins { |
| pinmux { |
| groups = "nand"; |
| function = "nand"; |
| }; |
| }; |
| |
| hda_pins_default: hda-pins { |
| grp0-pinmux { |
| groups = "hda"; |
| function = "hda"; |
| }; |
| grp1-pinmux { |
| groups = "i2s"; |
| function = "gpio"; |
| }; |
| }; |
| }; |