arch/arm/boot/dts/exynos5250-snow.dts

   1 /*
   2  * Google Snow board device tree source
   3  *
   4  * Copyright (c) 2012 Google, Inc
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9 */
  10
  11 /dts-v1/;
  12 #include "exynos5250.dtsi"
  13 #include "exynos5250-cros-common.dtsi"
  14
  15 / {
  16         model = "Google Snow";
  17         compatible = "google,snow", "samsung,exynos5250", "samsung,exynos5";
  18
  19         aliases {
  20                 i2c104 = &i2c_104;
  21         };
  22
  23         rtc@101E0000 {
  24                 status = "okay";
  25         };
  26
  27         pinctrl@11400000 {
  28                 sd3_clk: sd3-clk {
  29                         samsung,pin-drv = <0>;
  30                 };
  31
  32                 sd3_cmd: sd3-cmd {
  33                         samsung,pin-pud = <3>;
  34                         samsung,pin-drv = <0>;
  35                 };
  36
  37                 sd3_bus4: sd3-bus-width4 {
  38                         samsung,pin-drv = <0>;
  39                 };
  40         };
  41
  42         pinctrl@13400000 {
  43                 arb_their_claim: arb-their-claim {
  44                         samsung,pins = "gpe0-4";
  45                         samsung,pin-function = <0>;
  46                         samsung,pin-pud = <3>;
  47                         samsung,pin-drv = <0>;
  48                 };
  49
  50                 arb_our_claim: arb-our-claim {
  51                         samsung,pins = "gpf0-3";
  52                         samsung,pin-function = <1>;
  53                         samsung,pin-pud = <0>;
  54                         samsung,pin-drv = <0>;
  55                 };
  56         };
  57
  58         gpio-keys {
  59                 compatible = "gpio-keys";
  60
  61                 lid-switch {
  62                         label = "Lid";
  63                         gpios = <&gpx3 5 1>;
  64                         linux,input-type = <5>; /* EV_SW */
  65                         linux,code = <0>; /* SW_LID */
  66                         debounce-interval = <1>;
  67                         gpio-key,wakeup;
  68                 };
  69         };
  70
  71         i2c-arbitrator {
  72                 compatible = "i2c-arb-gpio-challenge";
  73                 #address-cells = <1>;
  74                 #size-cells = <0>;
  75
  76                 i2c-parent = <&{/i2c@12CA0000}>;
  77
  78                 our-claim-gpio = <&gpf0 3 1>;
  79                 their-claim-gpios = <&gpe0 4 1>;
  80                 slew-delay-us = <10>;
  81                 wait-retry-us = <3000>;
  82                 wait-free-us = <50000>;
  83
  84                 pinctrl-names = "default";
  85                 pinctrl-0 = <&arb_our_claim &arb_their_claim>;
  86
  87                 /* Use ID 104 as a hint that we're on physical bus 4 */
  88                 i2c_104: i2c@0 {
  89                         reg = <0>;
  90                         #address-cells = <1>;
  91                         #size-cells = <0>;
  92
  93                         battery: sbs-battery@b {
  94                                 compatible = "sbs,sbs-battery";
  95                                 reg = <0xb>;
  96                                 sbs,poll-retry-count = <1>;
  97                         };
  98
  99                         ec: embedded-controller {
 100                                 compatible = "google,cros-ec-i2c";
 101                                 reg = <0x1e>;
 102                                 interrupts = <6 0>;
 103                                 interrupt-parent = <&gpx1>;
 104                                 wakeup-source;
 105
 106                                 keyboard-controller {
 107                                         compatible = "google,cros-ec-keyb";
 108                                         keypad,num-rows = <8>;
 109                                         keypad,num-columns = <13>;
 110                                         google,needs-ghost-filter;
 111                                         linux,keymap = <0x0001007d      /* L_META */
 112                                                         0x0002003b      /* F1 */
 113                                                         0x00030030      /* B */
 114                                                         0x00040044      /* F10 */
 115                                                         0x00060031      /* N */
 116                                                         0x0008000d      /* = */
 117                                                         0x000a0064      /* R_ALT */
 118
 119                                                         0x01010001      /* ESC */
 120                                                         0x0102003e      /* F4 */
 121                                                         0x01030022      /* G */
 122                                                         0x01040041      /* F7 */
 123                                                         0x01060023      /* H */
 124                                                         0x01080028      /* ' */
 125                                                         0x01090043      /* F9 */
 126                                                         0x010b000e      /* BKSPACE */
 127
 128                                                         0x0200001d      /* L_CTRL */
 129                                                         0x0201000f      /* TAB */
 130                                                         0x0202003d      /* F3 */
 131                                                         0x02030014      /* T */
 132                                                         0x02040040      /* F6 */
 133                                                         0x0205001b      /* ] */
 134                                                         0x02060015      /* Y */
 135                                                         0x02070056      /* 102ND */
 136                                                         0x0208001a      /* [ */
 137                                                         0x02090042      /* F8 */
 138
 139                                                         0x03010029      /* GRAVE */
 140                                                         0x0302003c      /* F2 */
 141                                                         0x03030006      /* 5 */
 142                                                         0x0304003f      /* F5 */
 143                                                         0x03060007      /* 6 */
 144                                                         0x0308000c      /* - */
 145                                                         0x030b002b      /* \ */
 146
 147                                                         0x04000061      /* R_CTRL */
 148                                                         0x0401001e      /* A */
 149                                                         0x04020020      /* D */
 150                                                         0x04030021      /* F */
 151                                                         0x0404001f      /* S */
 152                                                         0x04050025      /* K */
 153                                                         0x04060024      /* J */
 154                                                         0x04080027      /* ; */
 155                                                         0x04090026      /* L */
 156                                                         0x040a002b      /* \ */
 157                                                         0x040b001c      /* ENTER */
 158
 159                                                         0x0501002c      /* Z */
 160                                                         0x0502002e      /* C */
 161                                                         0x0503002f      /* V */
 162                                                         0x0504002d      /* X */
 163                                                         0x05050033      /* , */
 164                                                         0x05060032      /* M */
 165                                                         0x0507002a      /* L_SHIFT */
 166                                                         0x05080035      /* / */
 167                                                         0x05090034      /* . */
 168                                                         0x050B0039      /* SPACE */
 169
 170                                                         0x06010002      /* 1 */
 171                                                         0x06020004      /* 3 */
 172                                                         0x06030005      /* 4 */
 173                                                         0x06040003      /* 2 */
 174                                                         0x06050009      /* 8 */
 175                                                         0x06060008      /* 7 */
 176                                                         0x0608000b      /* 0 */
 177                                                         0x0609000a      /* 9 */
 178                                                         0x060a0038      /* L_ALT */
 179                                                         0x060b006c      /* DOWN */
 180                                                         0x060c006a      /* RIGHT */
 181
 182                                                         0x07010010      /* Q */
 183                                                         0x07020012      /* E */
 184                                                         0x07030013      /* R */
 185                                                         0x07040011      /* W */
 186                                                         0x07050017      /* I */
 187                                                         0x07060016      /* U */
 188                                                         0x07070036      /* R_SHIFT */
 189                                                         0x07080019      /* P */
 190                                                         0x07090018      /* O */
 191                                                         0x070b0067      /* UP */
 192                                                         0x070c0069>;    /* LEFT */
 193                                 };
 194                         };
 195                 };
 196         };
 197
 198         mmc@12200000 {
 199                 status = "okay";
 200         };
 201
 202         mmc@12220000 {
 203                 status = "okay";
 204         };
 205
 206         /*
 207          * On Snow we've got SIP WiFi and so can keep drive strengths low to
 208          * reduce EMI.
 209          */
 210         mmc@12230000 {
 211                 status = "okay";
 212                 slot@0 {
 213                         pinctrl-names = "default";
 214                         pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4>;
 215                 };
 216         };
 217
 218         usb@12110000 {
 219                 samsung,vbus-gpio = <&gpx1 1 0>;
 220         };
 221
 222         fixed-rate-clocks {
 223                 xxti {
 224                         compatible = "samsung,clock-xxti";
 225                         clock-frequency = <24000000>;
 226                 };
 227         };
 228 };