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1// SPDX-License-Identifier: GPL-2.0+ OR MIT
2/*
3 * Device Tree Source for mangOH Green Board with WP8548 Module
4 *
5 * Copyright (C) 2016 BayLibre, SAS.
6 * Author : Neil Armstrong <narmstrong@baylibre.com>
7 */
8
9#include <dt-bindings/input/input.h>
10
11#include "qcom-mdm9615-wp8548.dtsi"
12#include <dt-bindings/interrupt-controller/irq.h>
13#include <dt-bindings/gpio/gpio.h>
14
15/ {
16 model = "MangOH Green with WP8548 Module";
17 compatible = "swir,mangoh-green-wp8548", "swir,wp8548", "qcom,mdm9615";
18
19 aliases {
20 spi0 = &gsbi3_spi;
21 serial0 = &gsbi4_serial;
22 serial1 = &gsbi5_serial;
23 i2c0 = &gsbi5_i2c;
24 mmc0 = &sdcc1;
25 };
26
27 chosen {
28 stdout-path = "serial1:115200n8";
29 };
30};
31
32&msmgpio {
33 /* MangOH GPIO Mapping :
34 * - 2 : GPIOEXP_INT2
35 * - 7 : IOT1_GPIO2
36 * - 8 : IOT0_GPIO4
37 * - 13: IOT0_GPIO3
38 * - 21: IOT1_GPIO4
39 * - 22: IOT2_GPIO1
40 * - 23: IOT2_GPIO2
41 * - 24: IOT2_GPIO3
42 * - 25: IOT1_GPIO1
43 * - 32: IOT1_GPIO3
44 * - 33: IOT0_GPIO2
45 * - 42: IOT0_GPIO1 and SD Card Detect
46 */
47
48 gpioext1_pins: gpioext1-state {
49 gpioext1-pins {
50 pins = "gpio2";
51 function = "gpio";
52 input-enable;
53 bias-disable;
54 };
55 };
56
57 sdc_cd_pins: sdc-cd-state {
58 sdc-cd-pins {
59 pins = "gpio42";
60 function = "gpio";
61 drive-strength = <2>;
62 bias-pull-up;
63 };
64 };
65};
66
67&gsbi3_spi {
68 spi@0 {
69 compatible = "swir,mangoh-iotport-spi";
70 spi-max-frequency = <24000000>;
71 reg = <0>;
72 };
73};
74
75&gsbi5_i2c {
76 mux@71 {
77 compatible = "nxp,pca9548";
78 #address-cells = <1>;
79 #size-cells = <0>;
80 reg = <0x71>;
81
82 i2c_iot0: i2c@0 {
83 #address-cells = <1>;
84 #size-cells = <0>;
85 reg = <0>;
86 };
87
88 i2c_iot1: i2c@1 {
89 #address-cells = <1>;
90 #size-cells = <0>;
91 reg = <1>;
92 };
93
94 i2c_iot2: i2c@2 {
95 #address-cells = <1>;
96 #size-cells = <0>;
97 reg = <2>;
98 };
99
100 i2c@3 {
101 #address-cells = <1>;
102 #size-cells = <0>;
103 reg = <3>;
104
105 usbhub: hub@8 {
106 compatible = "smsc,usb3503a";
107 reg = <0x8>;
108 connect-gpios = <&gpioext2 1 GPIO_ACTIVE_HIGH>;
109 intn-gpios = <&gpioext2 0 GPIO_ACTIVE_HIGH>;
110 initial-mode = <1>;
111 };
112 };
113
114 i2c@4 {
115 #address-cells = <1>;
116 #size-cells = <0>;
117 reg = <4>;
118
119 gpioext0: pinctrl@3e {
120 /* GPIO Expander 0 Mapping :
121 * - 0: ARDUINO_RESET_Level shift
122 * - 1: BattChrgr_PG_N
123 * - 2: BattGauge_GPIO
124 * - 3: LED_ON (out active high)
125 * - 4: ATmega_reset_GPIO
126 * - 5: X
127 * - 6: PCM_ANALOG_SELECT (out active high)
128 * - 7: X
129 * - 8: Board_rev_res1 (in)
130 * - 9: Board_rev_res2 (in)
131 * - 10: UART_EXP1_ENn (out active low / pull-down)
132 * - 11: UART_EXP1_IN (out pull-down)
133 * - 12: UART_EXP2_IN (out pull-down)
134 * - 13: SDIO_SEL (out pull-down)
135 * - 14: SPI_EXP1_ENn (out active low / pull-down)
136 * - 15: SPI_EXP1_IN (out pull-down)
137 */
138 #gpio-cells = <2>;
139 #interrupt-cells = <2>;
140 compatible = "semtech,sx1509q";
141 reg = <0x3e>;
142 interrupt-parent = <&gpioext1>;
143 interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
144
145 semtech,probe-reset;
146
147 gpio-controller;
148 interrupt-controller;
149 };
150 };
151
152 i2c@5 {
153 #address-cells = <1>;
154 #size-cells = <0>;
155 reg = <5>;
156
157 gpioext1: pinctrl@3f {
158 /* GPIO Expander 1 Mapping :
159 * - 0: GPIOEXP_INT1
160 * - 1: Battery detect
161 * - 2: GPIO_SCF3_RESET
162 * - 3: LED_CARD_DETECT_IOT0 (in)
163 * - 4: LED_CARD_DETECT_IOT1 (in)
164 * - 5: LED_CARD_DETECT_IOT2 (in)
165 * - 6: UIM2_PWM_SELECT
166 * - 7: UIM2_M2_S_SELECT
167 * - 8: TP900
168 * - 9: SENSOR_INT1 (in)
169 * - 10: SENSOR_INT2 (in)
170 * - 11: CARD_DETECT_IOT0 (in pull-up)
171 * - 12: CARD_DETECT_IOT2 (in pull-up)
172 * - 13: CARD_DETECT_IOT1 (in pull-up)
173 * - 14: GPIOEXP_INT3 (in active low / pull-up)
174 * - 15: BattChrgr_INT_N
175 */
176 pinctrl-0 = <&gpioext1_pins>;
177 pinctrl-names = "default";
178
179 #gpio-cells = <2>;
180 #interrupt-cells = <2>;
181 compatible = "semtech,sx1509q";
182 reg = <0x3f>;
183 interrupt-parent = <&msmgpio>;
184 interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
185
186 semtech,probe-reset;
187
188 gpio-controller;
189 interrupt-controller;
190 };
191 };
192
193 i2c@6 {
194 #address-cells = <1>;
195 #size-cells = <0>;
196 reg = <6>;
197
198 gpioext2: pinctrl@70 {
199 /* GPIO Expander 2 Mapping :
200 * - 0: USB_HUB_INTn
201 * - 1: HUB_CONNECT
202 * - 2: GPIO_IOT2_RESET (out active low / pull-up)
203 * - 3: GPIO_IOT1_RESET (out active low / pull-up)
204 * - 4: GPIO_IOT0_RESET (out active low / pull-up)
205 * - 5: TP901
206 * - 6: TP902
207 * - 7: TP903
208 * - 8: UART_EXP2_ENn (out active low / pull-down)
209 * - 9: PCM_EXP1_ENn (out active low)
210 * - 10: PCM_EXP1_SEL (out)
211 * - 11: ARD_FTDI
212 * - 12: TP904
213 * - 13: TP905
214 * - 14: TP906
215 * - 15: RS232_Enable (out active high / pull-up)
216 */
217 #gpio-cells = <2>;
218 #interrupt-cells = <2>;
219 compatible = "semtech,sx1509q";
220 reg = <0x70>;
221 interrupt-parent = <&gpioext1>;
222 interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
223
224 semtech,probe-reset;
225
226 gpio-controller;
227 interrupt-controller;
228 };
229 };
230
231 i2c@7 {
232 #address-cells = <1>;
233 #size-cells = <0>;
234 reg = <7>;
235 };
236 };
237};
238
239&sdcc1 {
240 pinctrl-0 = <&sdc_cd_pins>;
241 pinctrl-names = "default";
242 disable-wp;
243 cd-gpios = <&msmgpio 42 GPIO_ACTIVE_LOW>; /* Active low CD */
244};