xref: /linux/arch/arm/boot/dts/st/ste-href520-tvk.dts (revision c4101e55974cc7d835fbd2d8e01553a3f61e9e75)
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Device Tree for the HREF520 version with the TVK1281618 R3 UIB
4 */
5
6/dts-v1/;
7#include "ste-db8520.dtsi"
8#include "ste-href-ab8505.dtsi"
9#include "ste-hrefv60plus.dtsi"
10#include "ste-href-tvk1281618-r3.dtsi"
11
12/ {
13	model = "ST-Ericsson HREF520 and TVK1281618 R3 UIB";
14	compatible = "st-ericsson,href520", "st-ericsson,u8500";
15
16
17	/* ST6G3244ME level translator for 1.8/2.9 V */
18	vmmci: regulator-gpio {
19		compatible = "regulator-gpio";
20
21		regulator-min-microvolt = <1800000>;
22		regulator-max-microvolt = <2900000>;
23		regulator-name = "mmci-reg";
24		regulator-type = "voltage";
25
26		startup-delay-us = <100>;
27
28		states = <1800000 0x1
29			  2900000 0x0>;
30
31		gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
32		enable-gpios = <&gpio2 14 GPIO_ACTIVE_HIGH>;
33		enable-active-high;
34
35		pinctrl-names = "default";
36		pinctrl-0 = <&vmmci_default_mode>;
37	};
38};
39
40&pinctrl {
41	vmmci {
42		vmmci_default_mode: vmmc_default {
43			/* VMMCI level-shifter enable */
44			default_href520_cfg1 {
45				pins = "GPIO78_F4";
46				ste,config = <&gpio_out_hi>;
47			};
48			/* VMMCI level-shifter voltage select */
49			default_href520_cfg2 {
50				pins = "GPIO5_AG6";
51				ste,config = <&gpio_out_hi>;
52			};
53		};
54	};
55};
56