xref: /openbmc/u-boot/arch/mips/dts/ci20.dts (revision 9755e3db)
1// SPDX-License-Identifier: GPL-2.0+
2
3/dts-v1/;
4
5#include "jz4780.dtsi"
6
7/ {
8	compatible = "img,ci20", "ingenic,jz4780";
9
10	aliases {
11		serial0 = &uart0;
12		serial1 = &uart1;
13		serial3 = &uart3;
14		serial4 = &uart4;
15	};
16
17	chosen {
18		stdout-path = "serial4:115200n8";
19	};
20
21	memory {
22		device_type = "memory";
23		reg = <0x0 0x10000000
24		       0x30000000 0x30000000>;
25	};
26};
27
28&ext {
29	clock-frequency = <48000000>;
30};
31
32&uart0 {
33	status = "okay";
34};
35
36&uart1 {
37	status = "okay";
38};
39
40&uart3 {
41	status = "okay";
42};
43
44&uart4 {
45	status = "okay";
46};
47
48&nemc {
49	status = "okay";
50
51	nandc: nand-controller@1 {
52		compatible = "ingenic,jz4780-nand";
53		reg = <1 0 0x1000000>;
54
55		#address-cells = <1>;
56		#size-cells = <0>;
57
58		ingenic,bch-controller = <&bch>;
59
60		ingenic,nemc-tAS = <10>;
61		ingenic,nemc-tAH = <5>;
62		ingenic,nemc-tBP = <10>;
63		ingenic,nemc-tAW = <15>;
64		ingenic,nemc-tSTRV = <100>;
65
66		nand@1 {
67			reg = <1>;
68
69			nand-ecc-step-size = <1024>;
70			nand-ecc-strength = <24>;
71			nand-ecc-mode = "hw";
72			nand-on-flash-bbt;
73
74			partitions {
75				compatible = "fixed-partitions";
76				#address-cells = <2>;
77				#size-cells = <2>;
78
79				partition@0 {
80					label = "u-boot-spl";
81					reg = <0x0 0x0 0x0 0x800000>;
82				};
83
84				partition@0x800000 {
85					label = "u-boot";
86					reg = <0x0 0x800000 0x0 0x200000>;
87				};
88
89				partition@0xa00000 {
90					label = "u-boot-env";
91					reg = <0x0 0xa00000 0x0 0x200000>;
92				};
93
94				partition@0xc00000 {
95					label = "boot";
96					reg = <0x0 0xc00000 0x0 0x4000000>;
97				};
98
99				partition@0x8c00000 {
100					label = "system";
101					reg = <0x0 0x4c00000 0x1 0xfb400000>;
102				};
103			};
104		};
105	};
106};
107
108&bch {
109	status = "okay";
110};
111
112&mmc0 {
113	bus-width = <4>;
114	max-frequency = <50000000>;
115	status = "okay";
116};
117
118&mmc1 {
119	bus-width = <4>;
120	max-frequency = <50000000>;
121	status = "okay";
122};
123