/dts-v1/; #include "jz4780.dtsi" / { compatible = "img,ci20", "ingenic,jz4780"; aliases { serial0 = &uart0; serial1 = &uart1; serial3 = &uart3; serial4 = &uart4; }; chosen { stdout-path = &uart4; }; memory { device_type = "memory"; reg = <0x0 0x10000000 0x30000000 0x30000000>; }; }; &ext { clock-frequency = <48000000>; }; &uart0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pins_uart0>; }; &uart1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pins_uart1>; }; &uart3 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pins_uart2>; }; &uart4 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pins_uart4>; }; &nemc { status = "okay"; nandc: nand-controller@1 { compatible = "ingenic,jz4780-nand"; reg = <1 0 0x1000000>; #address-cells = <1>; #size-cells = <0>; ingenic,bch-controller = <&bch>; ingenic,nemc-tAS = <10>; ingenic,nemc-tAH = <5>; ingenic,nemc-tBP = <10>; ingenic,nemc-tAW = <15>; ingenic,nemc-tSTRV = <100>; /* * Only CLE/ALE are needed for the devices that are connected, rather * than the full address line set. */ pinctrl-names = "default"; pinctrl-0 = <&pins_nemc>; nand@1 { reg = <1>; nand-ecc-step-size = <1024>; nand-ecc-strength = <24>; nand-ecc-mode = "hw"; nand-on-flash-bbt; pinctrl-names = "default"; pinctrl-0 = <&pins_nemc_cs1>; partitions { compatible = "fixed-partitions"; #address-cells = <2>; #size-cells = <2>; partition@0 { label = "u-boot-spl"; reg = <0x0 0x0 0x0 0x800000>; }; partition@0x800000 { label = "u-boot"; reg = <0x0 0x800000 0x0 0x200000>; }; partition@0xa00000 { label = "u-boot-env"; reg = <0x0 0xa00000 0x0 0x200000>; }; partition@0xc00000 { label = "boot"; reg = <0x0 0xc00000 0x0 0x4000000>; }; partition@0x8c00000 { label = "system"; reg = <0x0 0x4c00000 0x1 0xfb400000>; }; }; }; }; }; &bch { status = "okay"; }; &pinctrl { pins_uart0: uart0 { function = "uart0"; groups = "uart0-data"; bias-disable; }; pins_uart1: uart1 { function = "uart1"; groups = "uart1-data"; bias-disable; }; pins_uart2: uart2 { function = "uart2"; groups = "uart2-data", "uart2-hwflow"; bias-disable; }; pins_uart4: uart4 { function = "uart4"; groups = "uart4-data"; bias-disable; }; pins_nemc: nemc { function = "nemc"; groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe"; bias-disable; }; pins_nemc_cs1: nemc-cs1 { function = "nemc-cs1"; groups = "nemc-cs1"; bias-disable; }; };