1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright 2012 ST-Ericsson AB
4 *
5 * Device Tree for the HREF version 60 or later with the ST UIB
6 */
7
8 /dts-v1/;
9 #include "ste-db8500.dtsi"
10 #include "ste-href-ab8500.dtsi"
11 #include "ste-hrefv60plus.dtsi"
12 #include "ste-href-stuib.dtsi"
13
14 / {
15 model = "ST-Ericsson HREF (v60+) and ST UIB";
16 compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
17
18 /* ST6G3244ME level translator for 1.8/2.9 V */
19 vmmci: regulator-gpio {
20 compatible = "regulator-gpio";
21
22 regulator-min-microvolt = <1800000>;
23 regulator-max-microvolt = <2900000>;
24 regulator-name = "mmci-reg";
25 regulator-type = "voltage";
26
27 startup-delay-us = <100>;
28
29 states = <1800000 0x1
30 2900000 0x0>;
31
32 gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
33 enable-gpios = <&gpio5 9 GPIO_ACTIVE_HIGH>;
34 enable-active-high;
35
36 pinctrl-names = "default";
37 pinctrl-0 = <&vmmci_default_mode>;
38 };
39
40 soc {
41 /* Reset line for the BU21013 touchscreen */
42 i2c@80110000 {
43 /* Only one of these will be used */
44 bu21013_tp@5c {
45 interrupt-parent = <&gpio2>;
46 interrupts = <20 IRQ_TYPE_LEVEL_LOW>;
47 touch-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
48 reset-gpios = <&gpio4 17 GPIO_LINE_OPEN_DRAIN>;
49 };
50 bu21013_tp@5d {
51 interrupt-parent = <&gpio2>;
52 interrupts = <20 IRQ_TYPE_LEVEL_LOW>;
53 touch-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
54 reset-gpios = <&gpio4 17 GPIO_LINE_OPEN_DRAIN>;
55 };
56 };
57 };
58 };
59
60 &pinctrl {
61 vmmci {
62 vmmci_default_mode: vmmc_default {
63 /* VMMCI level-shifter enable */
64 default_hrefv60_cfg2 {
65 pins = "GPIO169_D22";
66 ste,config = <&gpio_out_hi>;
67 };
68 /* VMMCI level-shifter voltage select */
69 default_hrefv60_cfg3 {
70 pins = "GPIO5_AG6";
71 ste,config = <&gpio_out_hi>;
72 };
73 };
74 };
75 };
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