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 Source for UniPhier ProXstream2 SoC
3 *
4 * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 * a) This file is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of the
14 * License, or (at your option) any later version.
15 *
16 * This file is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * Or, alternatively,
22 *
23 * b) Permission is hereby granted, free of charge, to any person
24 * obtaining a copy of this software and associated documentation
25 * files (the "Software"), to deal in the Software without
26 * restriction, including without limitation the rights to use,
27 * copy, modify, merge, publish, distribute, sublicense, and/or
28 * sell copies of the Software, and to permit persons to whom the
29 * Software is furnished to do so, subject to the following
30 * conditions:
31 *
32 * The above copyright notice and this permission notice shall be
33 * included in all copies or substantial portions of the Software.
34 *
35 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 * OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/include/ "uniphier-common32.dtsi"
46
47/ {
48 compatible = "socionext,proxstream2";
49
50 cpus {
51 #address-cells = <1>;
52 #size-cells = <0>;
53 enable-method = "socionext,uniphier-smp";
54
55 cpu@0 {
56 device_type = "cpu";
57 compatible = "arm,cortex-a9";
58 reg = <0>;
59 next-level-cache = <&l2>;
60 };
61
62 cpu@1 {
63 device_type = "cpu";
64 compatible = "arm,cortex-a9";
65 reg = <1>;
66 next-level-cache = <&l2>;
67 };
68
69 cpu@2 {
70 device_type = "cpu";
71 compatible = "arm,cortex-a9";
72 reg = <2>;
73 next-level-cache = <&l2>;
74 };
75
76 cpu@3 {
77 device_type = "cpu";
78 compatible = "arm,cortex-a9";
79 reg = <3>;
80 next-level-cache = <&l2>;
81 };
82 };
83
84 clocks {
85 arm_timer_clk: arm_timer_clk {
86 #clock-cells = <0>;
87 compatible = "fixed-clock";
88 clock-frequency = <50000000>;
89 };
90
91 uart_clk: uart_clk {
92 #clock-cells = <0>;
93 compatible = "fixed-clock";
94 clock-frequency = <88900000>;
95 };
96
97 i2c_clk: i2c_clk {
98 #clock-cells = <0>;
99 compatible = "fixed-clock";
100 clock-frequency = <50000000>;
101 };
102 };
103};
104
105&soc {
106 l2: l2-cache@500c0000 {
107 compatible = "socionext,uniphier-system-cache";
108 reg = <0x500c0000 0x2000>, <0x503c0100 0x4>, <0x506c0000 0x400>;
109 interrupts = <0 174 4>, <0 175 4>, <0 190 4>, <0 191 4>;
110 cache-unified;
111 cache-size = <(1280 * 1024)>;
112 cache-sets = <512>;
113 cache-line-size = <128>;
114 cache-level = <2>;
115 };
116
117 i2c0: i2c@58780000 {
118 compatible = "socionext,uniphier-fi2c";
119 status = "disabled";
120 reg = <0x58780000 0x80>;
121 #address-cells = <1>;
122 #size-cells = <0>;
123 interrupts = <0 41 4>;
124 pinctrl-names = "default";
125 pinctrl-0 = <&pinctrl_i2c0>;
126 clocks = <&i2c_clk>;
127 clock-frequency = <100000>;
128 };
129
130 i2c1: i2c@58781000 {
131 compatible = "socionext,uniphier-fi2c";
132 status = "disabled";
133 reg = <0x58781000 0x80>;
134 #address-cells = <1>;
135 #size-cells = <0>;
136 interrupts = <0 42 4>;
137 pinctrl-names = "default";
138 pinctrl-0 = <&pinctrl_i2c1>;
139 clocks = <&i2c_clk>;
140 clock-frequency = <100000>;
141 };
142
143 i2c2: i2c@58782000 {
144 compatible = "socionext,uniphier-fi2c";
145 status = "disabled";
146 reg = <0x58782000 0x80>;
147 #address-cells = <1>;
148 #size-cells = <0>;
149 pinctrl-names = "default";
150 pinctrl-0 = <&pinctrl_i2c2>;
151 interrupts = <0 43 4>;
152 clocks = <&i2c_clk>;
153 clock-frequency = <100000>;
154 };
155
156 i2c3: i2c@58783000 {
157 compatible = "socionext,uniphier-fi2c";
158 status = "disabled";
159 reg = <0x58783000 0x80>;
160 #address-cells = <1>;
161 #size-cells = <0>;
162 interrupts = <0 44 4>;
163 pinctrl-names = "default";
164 pinctrl-0 = <&pinctrl_i2c3>;
165 clocks = <&i2c_clk>;
166 clock-frequency = <100000>;
167 };
168
169 /* chip-internal connection for DMD */
170 i2c4: i2c@58784000 {
171 compatible = "socionext,uniphier-fi2c";
172 reg = <0x58784000 0x80>;
173 #address-cells = <1>;
174 #size-cells = <0>;
175 interrupts = <0 45 4>;
176 clocks = <&i2c_clk>;
177 clock-frequency = <400000>;
178 };
179
180 /* chip-internal connection for STM */
181 i2c5: i2c@58785000 {
182 compatible = "socionext,uniphier-fi2c";
183 reg = <0x58785000 0x80>;
184 #address-cells = <1>;
185 #size-cells = <0>;
186 interrupts = <0 25 4>;
187 clocks = <&i2c_clk>;
188 clock-frequency = <400000>;
189 };
190
191 /* chip-internal connection for HDMI */
192 i2c6: i2c@58786000 {
193 compatible = "socionext,uniphier-fi2c";
194 reg = <0x58786000 0x80>;
195 #address-cells = <1>;
196 #size-cells = <0>;
197 interrupts = <0 26 4>;
198 clocks = <&i2c_clk>;
199 clock-frequency = <400000>;
200 };
201};
202
203&refclk {
204 clock-frequency = <25000000>;
205};
206
207&pinctrl {
208 compatible = "socionext,proxstream2-pinctrl", "syscon";
209};