blob: ae0379fd42a91ce5420f97553736649434d469aa (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2016 MediaTek Inc.
*/
#include "mt8173-elm.dtsi"
&i2c0 {
clock-frequency = <200000>;
};
&i2c3 {
touchscreen2: touchscreen@34 {
compatible = "melfas,mip4_ts";
reg = <0x34>;
interrupts-extended = <&pio 88 IRQ_TYPE_LEVEL_LOW>;
};
/*
* Lenovo 100e Chromebook 2nd Gen (MTK) and Lenovo 300e Chromebook 2nd
* Gen (MTK) are using synaptics touchscreen (hid-over-i2c driver) as a
* second source touchscreen.
*/
touchscreen3: touchscreen@20 {
compatible = "hid-over-i2c";
reg = <0x20>;
hid-descr-addr = <0x0020>;
interrupts-extended = <&pio 88 IRQ_TYPE_LEVEL_LOW>;
};
/* Lenovo Ideapad C330 uses G2Touch touchscreen as a 2nd source touchscreen */
touchscreen@40 {
compatible = "hid-over-i2c";
reg = <0x40>;
hid-descr-addr = <0x0001>;
interrupt-parent = <&pio>;
interrupts = <88 IRQ_TYPE_LEVEL_LOW>;
};
};
&i2c4 {
/*
* Lenovo 100e Chromebook 2nd Gen (MTK) and Lenovo 300e Chromebook 2nd
* Gen (MTK) are using synaptics trackpad (hid-over-i2c driver) as a
* second source trackpad.
*/
trackpad2: trackpad@2c {
compatible = "hid-over-i2c";
interrupts-extended = <&pio 117 IRQ_TYPE_LEVEL_LOW>;
reg = <0x2c>;
hid-descr-addr = <0x0020>;
/*
* The trackpad needs a post-power-on delay of 100ms,
* but at time of writing, the power supply for it on
* this board is always on. The delay is therefore not
* added to avoid impacting the readiness of the
* trackpad.
*/
vdd-supply = <&mt6397_vgp6_reg>;
wakeup-source;
};
};
&mmc1 {
wp-gpios = <&pio 42 GPIO_ACTIVE_HIGH>;
};
&pio {
hdmi_mux_pins: hdmi_mux_pins {
pins2 {
pinmux = <MT8173_PIN_98_URTS1__FUNC_GPIO98>;
bias-pull-up;
output-high;
};
};
mmc1_pins_default: mmc1default {
pins_wp {
pinmux = <MT8173_PIN_42_DSI_TE__FUNC_GPIO42>;
input-enable;
bias-pull-up;
};
};
};
|
