tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
ARM: digicolor: add minimal device tree description
cx92755.dtsi describes CX92755 on chip peripherals. cx92755_equinox.dts
describes the Equinox evaluation board for the CX92755 SoC.
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Olof Johansson <olof@lixom.net>
authored by
Baruch Siach
and committed by
Olof Johansson
1e4cd7e5
f0ac4f3e
+189
+2
arch/arm/boot/dts/Makefile
+2
arch/arm/boot/dts/Makefile
+113
arch/arm/boot/dts/cx92755.dtsi
+113
arch/arm/boot/dts/cx92755.dtsi
···
1
+
/*
2
+
* Device Tree Include file for the Conexant Digicolor CX92755 SoC
3
+
*
4
+
* Author: Baruch Siach <baruch@tkos.co.il>
5
+
*
6
+
* Copyright (C) 2014 Paradox Innovation Ltd.
7
+
*
8
+
* This file is dual-licensed: you can use it either under the terms
9
+
* of the GPL or the X11 license, at your option. Note that this dual
10
+
* licensing only applies to this file, and not this project as a
11
+
* whole.
12
+
*
13
+
* a) This file is free software; you can redistribute it and/or
14
+
* modify it under the terms of the GNU General Public License as
15
+
* published by the Free Software Foundation; either version 2 of the
16
+
* License, or (at your option) any later version.
17
+
*
18
+
* This file is distributed in the hope that it will be useful,
19
+
* but WITHOUT ANY WARRANTY; without even the implied warranty of
20
+
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21
+
* GNU General Public License for more details.
22
+
*
23
+
* Or, alternatively,
24
+
*
25
+
* b) Permission is hereby granted, free of charge, to any person
26
+
* obtaining a copy of this software and associated documentation
27
+
* files (the "Software"), to deal in the Software without
28
+
* restriction, including without limitation the rights to use,
29
+
* copy, modify, merge, publish, distribute, sublicense, and/or
30
+
* sell copies of the Software, and to permit persons to whom the
31
+
* Software is furnished to do so, subject to the following
32
+
* conditions:
33
+
*
34
+
* The above copyright notice and this permission notice shall be
35
+
* included in all copies or substantial portions of the Software.
36
+
*
37
+
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
38
+
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
39
+
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
40
+
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
41
+
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
42
+
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
43
+
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
44
+
* OTHER DEALINGS IN THE SOFTWARE.
45
+
*/
46
+
47
+
#include "skeleton.dtsi"
48
+
49
+
/ {
50
+
compatible = "cnxt,cx92755";
51
+
52
+
interrupt-parent = <&intc>;
53
+
54
+
cpus {
55
+
#address-cells = <1>;
56
+
#size-cells = <0>;
57
+
cpu@0 {
58
+
device_type = "cpu";
59
+
compatible = "arm,cortex-a8";
60
+
reg = <0x0>;
61
+
};
62
+
};
63
+
64
+
main_clk: main_clk {
65
+
compatible = "fixed-clock";
66
+
#clock-cells = <0>;
67
+
clock-frequency = <200000000>;
68
+
};
69
+
70
+
intc: interrupt-controller@f0000040 {
71
+
compatible = "cnxt,cx92755-ic";
72
+
interrupt-controller;
73
+
#interrupt-cells = <1>;
74
+
reg = <0xf0000040 0x40>;
75
+
syscon = <&uc_regs>;
76
+
};
77
+
78
+
timer@f0000fc0 {
79
+
compatible = "cnxt,cx92755-timer";
80
+
reg = <0xf0000fc0 0x40>;
81
+
interrupts = <19>, <31>, <34>, <35>, <52>, <53>, <54>, <55>;
82
+
clocks = <&main_clk>;
83
+
};
84
+
85
+
uc_regs: syscon@f00003a0 {
86
+
compatible = "cnxt,cx92755-uc", "syscon";
87
+
reg = <0xf00003a0 0x10>;
88
+
};
89
+
90
+
uart0: uart@f0000740 {
91
+
compatible = "cnxt,cx92755-usart";
92
+
reg = <0xf0000740 0x20>;
93
+
clocks = <&main_clk>;
94
+
interrupts = <44>;
95
+
status = "disabled";
96
+
};
97
+
98
+
uart1: uart@f0000760 {
99
+
compatible = "cnxt,cx92755-usart";
100
+
reg = <0xf0000760 0x20>;
101
+
clocks = <&main_clk>;
102
+
interrupts = <45>;
103
+
status = "disabled";
104
+
};
105
+
106
+
uart2: uart@f0000780 {
107
+
compatible = "cnxt,cx92755-usart";
108
+
reg = <0xf0000780 0x20>;
109
+
clocks = <&main_clk>;
110
+
interrupts = <46>;
111
+
status = "disabled";
112
+
};
113
+
};
+74
arch/arm/boot/dts/cx92755_equinox.dts
+74
arch/arm/boot/dts/cx92755_equinox.dts
···
1
+
/*
2
+
* Device Tree file for the Conexant Equinox CX92755 EVK
3
+
*
4
+
* Author: Baruch Siach <baruch@tkos.co.il>
5
+
*
6
+
* Copyright (C) 2014 Paradox Innovation Ltd.
7
+
*
8
+
* This file is dual-licensed: you can use it either under the terms
9
+
* of the GPL or the X11 license, at your option. Note that this dual
10
+
* licensing only applies to this file, and not this project as a
11
+
* whole.
12
+
*
13
+
* a) This file is free software; you can redistribute it and/or
14
+
* modify it under the terms of the GNU General Public License as
15
+
* published by the Free Software Foundation; either version 2 of the
16
+
* License, or (at your option) any later version.
17
+
*
18
+
* This file is distributed in the hope that it will be useful,
19
+
* but WITHOUT ANY WARRANTY; without even the implied warranty of
20
+
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21
+
* GNU General Public License for more details.
22
+
*
23
+
* Or, alternatively,
24
+
*
25
+
* b) Permission is hereby granted, free of charge, to any person
26
+
* obtaining a copy of this software and associated documentation
27
+
* files (the "Software"), to deal in the Software without
28
+
* restriction, including without limitation the rights to use,
29
+
* copy, modify, merge, publish, distribute, sublicense, and/or
30
+
* sell copies of the Software, and to permit persons to whom the
31
+
* Software is furnished to do so, subject to the following
32
+
* conditions:
33
+
*
34
+
* The above copyright notice and this permission notice shall be
35
+
* included in all copies or substantial portions of the Software.
36
+
*
37
+
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
38
+
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
39
+
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
40
+
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
41
+
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
42
+
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
43
+
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
44
+
* OTHER DEALINGS IN THE SOFTWARE.
45
+
*/
46
+
47
+
/dts-v1/;
48
+
49
+
#include "cx92755.dtsi"
50
+
51
+
/ {
52
+
model = "Conexant Equinox CX92755 EVK";
53
+
compatible = "cnxt,equinox", "cnxt,cx92755";
54
+
55
+
aliases {
56
+
serial0 = &uart0;
57
+
serial1 = &uart1;
58
+
serial2 = &uart2;
59
+
};
60
+
61
+
memory@0 {
62
+
reg = <0 0x8000000>;
63
+
device_type = "memory";
64
+
};
65
+
66
+
chosen {
67
+
bootargs = "console=ttyS0,115200";
68
+
stdout-path = &uart0;
69
+
};
70
+
};
71
+
72
+
&uart0 {
73
+
status = "okay";
74
+
};