tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Device Tree file for the Gemini-based Raidsonic NAS IB-4220-B
3 */
4
5/dts-v1/;
6
7#include "gemini.dtsi"
8#include <dt-bindings/input/input.h>
9
10/ {
11 model = "Raidsonic NAS IB-4220-B";
12 compatible = "raidsonic,ib-4220-b", "cortina,gemini";
13 #address-cells = <1>;
14 #size-cells = <1>;
15
16 memory { /* 128 MB */
17 device_type = "memory";
18 reg = <0x00000000 0x8000000>;
19 };
20
21 chosen {
22 bootargs = "console=ttyS0,19200n8";
23 stdout-path = &uart0;
24 };
25
26 gpio_keys {
27 compatible = "gpio-keys";
28 #address-cells = <1>;
29 #size-cells = <0>;
30
31 button@29 {
32 debounce_interval = <50>;
33 wakeup-source;
34 linux,code = <KEY_SETUP>;
35 label = "Backup button";
36 /* Conflict with TVC */
37 gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;
38 };
39 button@31 {
40 debounce_interval = <50>;
41 wakeup-source;
42 linux,code = <KEY_RESTART>;
43 label = "Softreset button";
44 /* Conflict with TVC */
45 gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
46 };
47 };
48
49 leds {
50 compatible = "gpio-leds";
51 led@28 {
52 label = "nas4220b:orange:hdd";
53 /* Conflict with TVC */
54 gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
55 default-state = "on";
56 };
57 led@30 {
58 label = "nas4220b:green:os";
59 /* Conflict with TVC */
60 gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
61 default-state = "on";
62 linux,default-trigger = "heartbeat";
63 };
64 };
65
66 soc {
67 flash@30000000 {
68 status = "okay";
69 /* 16MB of flash */
70 reg = <0x30000000 0x01000000>;
71
72 partition@0 {
73 label = "RedBoot";
74 reg = <0x00000000 0x00020000>;
75 read-only;
76 };
77 partition@20000 {
78 label = "Kernel";
79 reg = <0x00020000 0x00300000>;
80 };
81 partition@320000 {
82 label = "Ramdisk";
83 reg = <0x00320000 0x00600000>;
84 };
85 partition@920000 {
86 label = "Application";
87 reg = <0x00920000 0x00600000>;
88 };
89 partition@f20000 {
90 label = "VCTL";
91 reg = <0x00f20000 0x00020000>;
92 read-only;
93 };
94 partition@f40000 {
95 label = "CurConf";
96 reg = <0x00f40000 0x000a0000>;
97 read-only;
98 };
99 partition@fe0000 {
100 label = "FIS directory";
101 reg = <0x00fe0000 0x00020000>;
102 read-only;
103 };
104 };
105
106 syscon: syscon@40000000 {
107 pinctrl {
108 /*
109 * gpio1dgrp cover line 28-31 otherwise used
110 * by TVC.
111 */
112 gpio1_default_pins: pinctrl-gpio1 {
113 mux {
114 function = "gpio1";
115 groups = "gpio1dgrp";
116 };
117 };
118 };
119 };
120
121 sata: sata@46000000 {
122 cortina,gemini-ata-muxmode = <0>;
123 cortina,gemini-enable-sata-bridge;
124 status = "okay";
125 };
126
127 gpio1: gpio@4e000000 {
128 pinctrl-names = "default";
129 pinctrl-0 = <&gpio1_default_pins>;
130 };
131
132 ata@63000000 {
133 status = "okay";
134 };
135 };
136};