// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* * Device Tree file for SolidRun Armada 38x Microsom * * Copyright (C) 2015 Russell King */ #include <dt-bindings/input/input.h> #include <dt-bindings/gpio/gpio.h> / { memory { device_type = "memory"; reg = <0x00000000 0x10000000>; /* 256 MB */ }; soc { ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000 MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000 MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000 MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000 MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>; internal-regs { rtc@a3800 { /* * If the rtc doesn't work, run "date reset" * twice in u-boot. */ status = "okay"; }; }; }; }; &bm { status = "okay"; }; &bm_bppi { status = "okay"; }; ð0 { /* ethernet@70000 */ pinctrl-0 = <&ge0_rgmii_pins>; pinctrl-names = "default"; phy = <&phy_dedicated>; phy-mode = "rgmii-id"; buffer-manager = <&bm>; bm,pool-long = <0>; bm,pool-short = <1>; status = "okay"; }; &mdio { /* * Add the phy clock here, so the phy can be accessed to read its * IDs prior to binding with the driver. */ pinctrl-0 = <&mdio_pins µsom_phy_clk_pins>; pinctrl-names = "default"; phy_dedicated: ethernet-phy@0 { /* * Annoyingly, the marvell phy driver configures the LED * register, rather than preserving reset-loaded setting. * We undo that rubbish here. */ marvell,reg-init = <3 16 0 0x101e>; reg = <0>; }; }; &i2c0 { clock-frequency = <400000>; pinctrl-0 = <&i2c0_pins>; pinctrl-names = "default"; status = "okay"; eeprom@53 { compatible = "atmel,24c02"; reg = <0x53>; pagesize = <16>; }; }; &pinctrl { microsom_phy_clk_pins: microsom-phy-clk-pins { marvell,pins = "mpp45"; marvell,function = "ref"; }; /* Optional eMMC */ microsom_sdhci_pins: microsom-sdhci-pins { marvell,pins = "mpp21", "mpp28", "mpp37", "mpp38", "mpp39", "mpp40"; marvell,function = "sd0"; }; }; &spi1 { /* The microsom has an optional W25Q32 on board, connected to CS0 */ pinctrl-0 = <&spi1_pins>; w25q32: flash@0 { #address-cells = <1>; #size-cells = <1>; compatible = "w25q32", "jedec,spi-nor"; reg = <0>; /* Chip select 0 */ spi-max-frequency = <3000000>; }; }; &uart0 { pinctrl-0 = <&uart0_pins>; pinctrl-names = "default"; status = "okay"; };