sunxi: add initial 3.18 support
[oweals/openwrt.git] / target / linux / sunxi / patches-3.18 / 113-dt-sun7i-add-lradc.patch
1 From a735a9b354ebc1a17b648ef8c3482c71fdbf40da Mon Sep 17 00:00:00 2001
2 From: Hans de Goede <hdegoede@redhat.com>
3 Date: Wed, 1 Jan 2014 20:26:21 +0100
4 Subject: [PATCH] ARM: dts: sun7i: Add lradc node
5
6 Signed-off-by: Hans de Goede <hdegoede@redhat.com>
7 ---
8  arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 59 ++++++++++++++++++++++++-
9  arch/arm/boot/dts/sun7i-a20.dtsi                |  7 +++
10  2 files changed, 64 insertions(+), 2 deletions(-)
11
12 diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
13 index 9d669cdf..c00badd 100644
14 --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
15 +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
16 @@ -12,8 +12,9 @@
17   */
18  
19  /dts-v1/;
20 -/include/ "sun7i-a20.dtsi"
21 -/include/ "sunxi-common-regulators.dtsi"
22 +#include "sun7i-a20.dtsi"
23 +#include "sunxi-common-regulators.dtsi"
24 +#include <dt-bindings/input/input.h>
25  
26  / {
27         model = "Olimex A20-Olinuxino Micro";
28 @@ -100,6 +101,60 @@
29                         };
30                 };
31  
32 +               lradc: lradc@01c22800 {
33 +                       vref-supply = <&reg_vcc3v0>;
34 +                       status = "okay";
35 +
36 +                       button@191 {
37 +                               label = "Volume Up";
38 +                               linux,code = <KEY_VOLUMEUP>;
39 +                               channel = <0>;
40 +                               voltage = <191274>;
41 +                       };
42 +
43 +                       button@392 {
44 +                               label = "Volume Down";
45 +                               linux,code = <KEY_VOLUMEDOWN>;
46 +                               channel = <0>;
47 +                               voltage = <392644>;
48 +                       };
49 +
50 +                       button@601 {
51 +                               label = "Menu";
52 +                               linux,code = <KEY_MENU>;
53 +                               channel = <0>;
54 +                               voltage = <601151>;
55 +                       };
56 +
57 +                       button@795 {
58 +                               label = "Search";
59 +                               linux,code = <KEY_SEARCH>;
60 +                               channel = <0>;
61 +                               voltage = <795090>;
62 +                       };
63 +
64 +                       button@987 {
65 +                               label = "Home";
66 +                               linux,code = <KEY_HOMEPAGE>;
67 +                               channel = <0>;
68 +                               voltage = <987387>;
69 +                       };
70 +
71 +                       button@1184 {
72 +                               label = "Esc";
73 +                               linux,code = <KEY_ESC>;
74 +                               channel = <0>;
75 +                               voltage = <1184678>;
76 +                       };
77 +
78 +                       button@1398 {
79 +                               label = "Enter";
80 +                               linux,code = <KEY_ENTER>;
81 +                               channel = <0>;
82 +                               voltage = <1398804>;
83 +                       };
84 +               };
85 +
86                 uart0: serial@01c28000 {
87                         pinctrl-names = "default";
88                         pinctrl-0 = <&uart0_pins_a>;
89 diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
90 index f0a75c6..9174423 100644
91 --- a/arch/arm/boot/dts/sun7i-a20.dtsi
92 +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
93 @@ -911,6 +911,13 @@
94                         status = "disabled";
95                 };
96  
97 +               lradc: lradc@01c22800 {
98 +                       compatible = "allwinner,sun4i-a10-lradc-keys";
99 +                       reg = <0x01c22800 0x100>;
100 +                       interrupts = <0 31 4>;
101 +                       status = "disabled";
102 +               };
103 +
104                 sid: eeprom@01c23800 {
105                         compatible = "allwinner,sun7i-a20-sid";
106                         reg = <0x01c23800 0x200>;