arch/arm/boot/dts/qcom-mdm9615-wp8548-mangoh-green.dts

   1 /*
   2  * Device Tree Source for mangOH Green Board with WP8548 Module
   3  *
   4  * Copyright (C) 2016 BayLibre, SAS.
   5  * Author : Neil Armstrong <narmstrong@baylibre.com>
   6  *
   7  * This file is dual-licensed: you can use it either under the terms
   8  * of the GPL or the X11 license, at your option. Note that this dual
   9  * licensing only applies to this file, and not this project as a
  10  * whole.
  11  *
  12  *  a) This file is free software; you can redistribute it and/or
  13  *     modify it under the terms of the GNU General Public License as
  14  *     published by the Free Software Foundation; either version 2 of the
  15  *     License, or (at your option) any later version.
  16  *
  17  *     This file is distributed in the hope that it will be useful,
  18  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  *     GNU General Public License for more details.
  21  *
  22  * Or, alternatively,
  23  *
  24  *  b) Permission is hereby granted, free of charge, to any person
  25  *     obtaining a copy of this software and associated documentation
  26  *     files (the "Software"), to deal in the Software without
  27  *     restriction, including without limitation the rights to use,
  28  *     copy, modify, merge, publish, distribute, sublicense, and/or
  29  *     sell copies of the Software, and to permit persons to whom the
  30  *     Software is furnished to do so, subject to the following
  31  *     conditions:
  32  *
  33  *     The above copyright notice and this permission notice shall be
  34  *     included in all copies or substantial portions of the Software.
  35  *
  36  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  37  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  38  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  39  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  40  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  41  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  42  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  43  *     OTHER DEALINGS IN THE SOFTWARE.
  44  */
  45
  46 #include <dt-bindings/input/input.h>
  47
  48 #include "qcom-mdm9615-wp8548.dtsi"
  49 #include <dt-bindings/interrupt-controller/irq.h>
  50 #include <dt-bindings/gpio/gpio.h>
  51
  52 / {
  53         model = "MangOH Green with WP8548 Module";
  54         compatible = "swir,mangoh-green-wp8548", "swir,wp8548", "qcom,mdm9615";
  55
  56         aliases {
  57                 spi0 = &gsbi3_spi;
  58                 serial0 = &gsbi4_serial;
  59                 serial1 = &gsbi5_serial;
  60                 i2c0 = &gsbi5_i2c;
  61                 mmc0 = &sdcc1;
  62         };
  63
  64         chosen {
  65                 stdout-path = "serial1:115200n8";
  66         };
  67 };
  68
  69 &msmgpio {
  70         /* MangOH GPIO Mapping :
  71          * - 2 : GPIOEXP_INT2
  72          * - 7 : IOT1_GPIO2
  73          * - 8 : IOT0_GPIO4
  74          * - 13: IOT0_GPIO3
  75          * - 21: IOT1_GPIO4
  76          * - 22: IOT2_GPIO1
  77          * - 23: IOT2_GPIO2
  78          * - 24: IOT2_GPIO3
  79          * - 25: IOT1_GPIO1
  80          * - 32: IOT1_GPIO3
  81          * - 33: IOT0_GPIO2
  82          * - 42: IOT0_GPIO1 and SD Card Detect
  83          */
  84
  85         gpioext1_pins: gpioext1_pins {
  86                 pins {
  87                         pins = "gpio2";
  88                         function = "gpio";
  89                         input-enable;
  90                         bias-disable;
  91                 };
  92         };
  93
  94         sdc_cd_pins: sdc_cd_pins {
  95                 pins {
  96                         pins = "gpio42";
  97                         function = "gpio";
  98                         drive-strength = <2>;
  99                         bias-pull-up;
 100                 };
 101         };
 102 };
 103
 104 &gsbi3_spi {
 105         spi@0 {
 106                 compatible = "swir,mangoh-iotport-spi", "spidev";
 107                 spi-max-frequency = <24000000>;
 108                 reg = <0>;
 109         };
 110 };
 111
 112 &gsbi5_i2c {
 113         mux@71 {
 114                 compatible = "nxp,pca9548";
 115                 #address-cells = <1>;
 116                 #size-cells = <0>;
 117                 reg = <0x71>;
 118
 119                 i2c_iot0: i2c@0 {
 120                         #address-cells = <1>;
 121                         #size-cells = <0>;
 122                         reg = <0>;
 123                 };
 124
 125                 i2c_iot1: i2c@1 {
 126                         #address-cells = <1>;
 127                         #size-cells = <0>;
 128                         reg = <1>;
 129                 };
 130
 131                 i2c_iot2: i2c@2 {
 132                         #address-cells = <1>;
 133                         #size-cells = <0>;
 134                         reg = <2>;
 135                 };
 136
 137                 i2c@3 {
 138                         #address-cells = <1>;
 139                         #size-cells = <0>;
 140                         reg = <3>;
 141
 142                         usbhub: hub@8 {
 143                                 compatible = "smsc,usb3503a";
 144                                 reg = <0x8>;
 145                                 connect-gpios = <&gpioext2 1 GPIO_ACTIVE_HIGH>;
 146                                 intn-gpios = <&gpioext2 0 GPIO_ACTIVE_LOW>;
 147                                 initial-mode = <1>;
 148                         };
 149                 };
 150
 151                 i2c@4 {
 152                         #address-cells = <1>;
 153                         #size-cells = <0>;
 154                         reg = <4>;
 155
 156                         gpioext0: gpio@3e {
 157                                 /* GPIO Expander 0 Mapping :
 158                                  * - 0: ARDUINO_RESET_Level shift
 159                                  * - 1: BattChrgr_PG_N
 160                                  * - 2: BattGauge_GPIO
 161                                  * - 3: LED_ON (out active high)
 162                                  * - 4: ATmega_reset_GPIO
 163                                  * - 5: X
 164                                  * - 6: PCM_ANALOG_SELECT (out active high)
 165                                  * - 7: X
 166                                  * - 8: Board_rev_res1 (in)
 167                                  * - 9: Board_rev_res2 (in)
 168                                  * - 10: UART_EXP1_ENn (out active low / pull-down)
 169                                  * - 11: UART_EXP1_IN (out pull-down)
 170                                  * - 12: UART_EXP2_IN (out pull-down)
 171                                  * - 13: SDIO_SEL (out pull-down)
 172                                  * - 14: SPI_EXP1_ENn (out active low / pull-down)
 173                                  * - 15: SPI_EXP1_IN (out pull-down)
 174                                  */
 175                                 #gpio-cells = <2>;
 176                                 #interrupt-cells = <2>;
 177                                 compatible = "semtech,sx1509q";
 178                                 reg = <0x3e>;
 179                                 interrupt-parent = <&gpioext1>;
 180                                 interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
 181
 182                                 probe-reset;
 183
 184                                 gpio-controller;
 185                                 interrupt-controller;
 186                         };
 187                 };
 188
 189                 i2c@5 {
 190                         #address-cells = <1>;
 191                         #size-cells = <0>;
 192                         reg = <5>;
 193
 194                         gpioext1: gpio@3f {
 195                                 /* GPIO Expander 1 Mapping :
 196                                  * - 0: GPIOEXP_INT1
 197                                  * - 1: Battery detect
 198                                  * - 2: GPIO_SCF3_RESET
 199                                  * - 3: LED_CARD_DETECT_IOT0 (in)
 200                                  * - 4: LED_CARD_DETECT_IOT1 (in)
 201                                  * - 5: LED_CARD_DETECT_IOT2 (in)
 202                                  * - 6: UIM2_PWM_SELECT
 203                                  * - 7: UIM2_M2_S_SELECT
 204                                  * - 8: TP900
 205                                  * - 9: SENSOR_INT1 (in)
 206                                  * - 10: SENSOR_INT2 (in)
 207                                  * - 11: CARD_DETECT_IOT0 (in pull-up)
 208                                  * - 12: CARD_DETECT_IOT2 (in pull-up)
 209                                  * - 13: CARD_DETECT_IOT1 (in pull-up)
 210                                  * - 14: GPIOEXP_INT3 (in active low / pull-up)
 211                                  * - 15: BattChrgr_INT_N
 212                                  */
 213                                 pinctrl-0 = <&gpioext1_pins>;
 214                                 pinctrl-names = "default";
 215
 216                                 #gpio-cells = <2>;
 217                                 #interrupt-cells = <2>;
 218                                 compatible = "semtech,sx1509q";
 219                                 reg = <0x3f>;
 220                                 interrupt-parent = <&msmgpio>;
 221                                 interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
 222
 223                                 probe-reset;
 224
 225                                 gpio-controller;
 226                                 interrupt-controller;
 227                         };
 228                 };
 229
 230                 i2c@6 {
 231                         #address-cells = <1>;
 232                         #size-cells = <0>;
 233                         reg = <6>;
 234
 235                         gpioext2: gpio@70 {
 236                                 /* GPIO Expander 2 Mapping :
 237                                  * - 0: USB_HUB_INTn
 238                                  * - 1: HUB_CONNECT
 239                                  * - 2: GPIO_IOT2_RESET (out active low / pull-up)
 240                                  * - 3: GPIO_IOT1_RESET (out active low / pull-up)
 241                                  * - 4: GPIO_IOT0_RESET (out active low / pull-up)
 242                                  * - 5: TP901
 243                                  * - 6: TP902
 244                                  * - 7: TP903
 245                                  * - 8: UART_EXP2_ENn (out active low / pull-down)
 246                                  * - 9: PCM_EXP1_ENn (out active low)
 247                                  * - 10: PCM_EXP1_SEL (out)
 248                                  * - 11: ARD_FTDI
 249                                  * - 12: TP904
 250                                  * - 13: TP905
 251                                  * - 14: TP906
 252                                  * - 15: RS232_Enable (out active high / pull-up)
 253                                  */
 254                                 #gpio-cells = <2>;
 255                                 #interrupt-cells = <2>;
 256                                 compatible = "semtech,sx1509q";
 257                                 reg = <0x70>;
 258                                 interrupt-parent = <&gpioext1>;
 259                                 interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
 260
 261                                 probe-reset;
 262
 263                                 gpio-controller;
 264                                 interrupt-controller;
 265                         };
 266                 };
 267
 268                 i2c@7 {
 269                         #address-cells = <1>;
 270                         #size-cells = <0>;
 271                         reg = <7>;
 272                 };
 273         };
 274 };
 275
 276 &sdcc1 {
 277         pinctrl-0 = <&sdc_cd_pins>;
 278         pinctrl-names = "default";
 279         disable-wp;
 280         cd-gpios = <&msmgpio 42 GPIO_ACTIVE_LOW>; /* Active low CD */
 281 };