/dts-v1/; #include "sf21h8898_bananapi_bpi-rv2.dtsi" / { model = "Bananapi BPI-RV2 (Booting from NAND)"; compatible = "bananapi,bpi-rv2-nand", "siflower,sf21h8898"; }; &spi0 { status = "okay"; num-cs = <2>; cs-gpios = <&gpio 5 GPIO_ACTIVE_LOW>, <&gpio 36 GPIO_ACTIVE_LOW>; flash@0 { compatible = "spi-nand"; reg = <0>; spi-max-frequency = <35000000>; spi-tx-bus-width = <2>; spi-rx-bus-width = <2>; #address-cells = <1>; #size-cells = <1>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "fbl"; reg = <0x0 0x20000>; }; partition@20000 { label = "ubi"; reg = <0x20000 0x0>; compatible = "linux,ubi"; volumes { factory: ubi-volume-factory { volname = "factory"; nvmem-layout { compatible = "fixed-layout"; #address-cells = <1>; #size-cells = <1>; macaddr_factory_0: macaddr@0 { compatible = "mac-base"; reg = <0x0 0x6>; #nvmem-cell-cells = <1>; }; }; }; rootdisk: ubi-volume-fit { volname = "fit"; }; }; }; }; }; flash@1 { compatible = "jedec,spi-nor"; reg = <1>; spi-max-frequency = <35000000>; spi-tx-bus-width = <2>; spi-rx-bus-width = <2>; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "bootloader-nor"; reg = <0x0 0x90000>; read-only; }; partition@90000 { label = "factory-nor"; reg = <0x90000 0x10000>; }; partition@a0000 { label = "firmware-nor"; reg = <0xa0000 0xf60000>; }; }; }; };