// SPDX-License-Identifier: GPL-2.0+ /* * Marvell / Cavium Inc. EVB CN7300 */ /dts-v1/; #include "mrvl,cn73xx.dtsi" / { model = "cavium,ebb7304"; compatible = "cavium,ebb7304"; aliases { serial0 = &uart0; spi0 = &spi; }; chosen { stdout-path = &uart0; }; }; &bootbus { /* * bootbus CS0 for CFI flash is remapped (0x1fc0.0000 -> 1f40.0000) * as the initial size is too small for the 8MiB flash device */ ranges = <0 0 0 0x1f400000 0xc00000>, <1 0 0x10000 0x10000000 0>, <2 0 0x10000 0x20000000 0>, <3 0 0x10000 0x30000000 0>, <4 0 0 0x1d020000 0x10000>, <5 0 0x10000 0x50000000 0>, <6 0 0x10000 0x60000000 0>, <7 0 0x10000 0x70000000 0>; cavium,cs-config@0 { compatible = "cavium,octeon-3860-bootbus-config"; cavium,cs-index = <0>; cavium,t-adr = <10>; cavium,t-ce = <50>; cavium,t-oe = <50>; cavium,t-we = <35>; cavium,t-rd-hld = <25>; cavium,t-wr-hld = <35>; cavium,t-pause = <0>; cavium,t-wait = <50>; cavium,t-page = <30>; cavium,t-rd-dly = <0>; cavium,page-mode = <1>; cavium,pages = <8>; cavium,bus-width = <8>; }; cavium,cs-config@4 { compatible = "cavium,octeon-3860-bootbus-config"; cavium,cs-index = <4>; cavium,t-adr = <10>; cavium,t-ce = <10>; cavium,t-oe = <160>; cavium,t-we = <100>; cavium,t-rd-hld = <10>; cavium,t-wr-hld = <0>; cavium,t-pause = <50>; cavium,t-wait = <50>; cavium,t-page = <10>; cavium,t-rd-dly = <10>; cavium,pages = <0>; cavium,bus-width = <8>; }; flash0: nor@0,0 { compatible = "cfi-flash"; reg = <0 0 0x800000>; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "bootloader"; reg = <0 0x340000>; read-only; }; partition@300000 { label = "storage"; reg = <0x340000 0x4be000>; }; partition@7fe000 { label = "environment"; reg = <0x7fe000 0x2000>; read-only; }; }; }; &uart0 { clock-frequency = <1200000000>; }; &i2c0 { u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */ clock-frequency = <100000>; }; &i2c1 { u-boot,dm-pre-reloc; /* Needed early for DDR SPD EEPROM */ clock-frequency = <100000>; }; &spi { flash@0 { compatible = "micron,n25q128a11", "jedec,spi-nor"; spi-max-frequency = <2000000>; reg = <0>; }; }; /* USB 0 */ &usb0 { status = "okay"; /* * Power is specified by three parts: * 1) GPIO handle (must be &gpio) * 2) GPIO pin number * 3) Active high (0) or active low (1) */ power = <&gpio 20 0>; }; /* USB 1 */ &usb1 { status = "okay"; /* * Power is specified by three parts: * 1) GPIO handle (must be &gpio) * 2) GPIO pin number * 3) Active high (0) or active low (1) */ power = <&gpio 21 0>; };