historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/roms/u-boot/arch/mips/dts/ci20.dts
2024-01-16 11:20:27 -06:00

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// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
#include "jz4780.dtsi"
/ {
compatible = "img,ci20", "ingenic,jz4780";
aliases {
serial0 = &uart0;
serial1 = &uart1;
serial3 = &uart3;
serial4 = &uart4;
};
chosen {
stdout-path = "serial4:115200n8";
};
memory {
device_type = "memory";
reg = <0x0 0x10000000
0x30000000 0x30000000>;
};
};
&ext {
clock-frequency = <48000000>;
};
&uart0 {
status = "okay";
};
&uart1 {
status = "okay";
};
&uart3 {
status = "okay";
};
&uart4 {
status = "okay";
};
&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>;
nand@1 {
reg = <1>;
nand-ecc-step-size = <1024>;
nand-ecc-strength = <24>;
nand-ecc-mode = "hw";
nand-on-flash-bbt;
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";
};
&mmc0 {
bus-width = <4>;
max-frequency = <50000000>;
status = "okay";
};
&mmc1 {
bus-width = <4>;
max-frequency = <50000000>;
status = "okay";
};