arch/arm/boot/dts/ste-href-ab8505.dtsi

   1 /*
   2  * Copyright 2014 Linaro Ltd.
   3  *
   4  * The code contained herein is licensed under the GNU General Public
   5  * License. You may obtain a copy of the GNU General Public License
   6  * Version 2 or later at the following locations:
   7  *
   8  * http://www.opensource.org/licenses/gpl-license.html
   9  * http://www.gnu.org/copyleft/gpl.html
  10  */
  11
  12 / {
  13         soc {
  14                 prcmu@80157000 {
  15                         ab8505 {
  16                                 ab8505-gpio {
  17                                         /* Hog a few default settings */
  18                                         pinctrl-names = "default";
  19                                         pinctrl-0 = <&gpio2_default_mode>,
  20                                                     <&gpio10_default_mode>,
  21                                                     <&gpio11_default_mode>,
  22                                                     <&gpio13_default_mode>,
  23                                                     <&gpio34_default_mode>,
  24                                                     <&gpio50_default_mode>,
  25                                                     <&pwm_default_mode>,
  26                                                     <&adi2_default_mode>,
  27                                                     <&modsclsda_default_mode>,
  28                                                     <&resethw_default_mode>,
  29                                                     <&service_default_mode>;
  30
  31                                         /*
  32                                          * Pins 2, 10, 11, 13, 34 and 50
  33                                          * are muxed in as GPIO, and configured as INPUT PULL DOWN
  34                                          */
  35                                         gpio2 {
  36                                                 gpio2_default_mode: gpio2_default {
  37                                                         default_mux {
  38                                                                 ste,function = "gpio";
  39                                                                 ste,pins = "gpio2_a_1";
  40                                                         };
  41                                                         default_cfg {
  42                                                                 ste,pins = "GPIO2_R5";
  43                                                                 input-enable;
  44                                                                 bias-pull-down;
  45                                                         };
  46                                                 };
  47                                         };
  48                                         gpio10 {
  49                                                 gpio10_default_mode: gpio10_default {
  50                                                         default_mux {
  51                                                                 ste,function = "gpio";
  52                                                                 ste,pins = "gpio10_d_1";
  53                                                         };
  54                                                         default_cfg {
  55                                                                 ste,pins = "GPIO10_B16";
  56                                                                 input-enable;
  57                                                                 bias-pull-down;
  58                                                         };
  59                                                 };
  60                                         };
  61                                         gpio11 {
  62                                                 gpio11_default_mode: gpio11_default {
  63                                                         default_mux {
  64                                                                 ste,function = "gpio";
  65                                                                 ste,pins = "gpio11_d_1";
  66                                                         };
  67                                                         default_cfg {
  68                                                                 ste,pins = "GPIO11_B17";
  69                                                                 input-enable;
  70                                                                 bias-pull-down;
  71                                                         };
  72                                                 };
  73                                         };
  74                                         gpio13 {
  75                                                 gpio13_default_mode: gpio13_default {
  76                                                         default_mux {
  77                                                                 ste,function = "gpio";
  78                                                                 ste,pins = "gpio13_d_1";
  79                                                         };
  80                                                         default_cfg {
  81                                                                 ste,pins = "GPIO13_D17";
  82                                                                 input-enable;
  83                                                                 bias-disable;
  84                                                         };
  85                                                 };
  86                                         };
  87                                         gpio34 {
  88                                                 gpio34_default_mode: gpio34_default {
  89                                                         default_mux {
  90                                                                 ste,function = "gpio";
  91                                                                 ste,pins = "gpio34_a_1";
  92                                                         };
  93                                                         default_cfg {
  94                                                                 ste,pins = "GPIO34_H14";
  95                                                                 input-enable;
  96                                                                 bias-pull-down;
  97                                                         };
  98                                                 };
  99                                         };
 100                                         gpio50 {
 101                                                 gpio50_default_mode: gpio50_default {
 102                                                         default_mux {
 103                                                                 ste,function = "gpio";
 104                                                                 ste,pins = "gpio50_d_1";
 105                                                         };
 106                                                         default_cfg {
 107                                                                 ste,pins = "GPIO50_L4";
 108                                                                 input-enable;
 109                                                                 bias-disable;
 110                                                         };
 111                                                 };
 112                                         };
 113                                         /* This sets up the PWM pin 14 */
 114                                         pwm {
 115                                                 pwm_default_mode: pwm_default {
 116                                                         default_mux {
 117                                                                 ste,function = "pwmout";
 118                                                                 ste,pins = "pwmout1_d_1";
 119                                                         };
 120                                                         default_cfg {
 121                                                                 ste,pins = "GPIO14_C16";
 122                                                                 input-enable;
 123                                                                 bias-pull-down;
 124                                                         };
 125                                                 };
 126                                         };
 127                                         /* This sets up audio interface 2 */
 128                                         adi2 {
 129                                                 adi2_default_mode: adi2_default {
 130                                                         default_mux {
 131                                                                 ste,function = "adi2";
 132                                                                 ste,pins = "adi2_d_1";
 133                                                         };
 134                                                         default_cfg {
 135                                                                 ste,pins = "GPIO17_P2",
 136                                                                          "GPIO18_N3",
 137                                                                          "GPIO19_T1",
 138                                                                          "GPIO20_P3";
 139                                                                 input-enable;
 140                                                                 bias-pull-down;
 141                                                         };
 142                                                 };
 143                                         };
 144                                         /* Modem I2C setup (SCL and SDA pins) */
 145                                         modsclsda {
 146                                                 modsclsda_default_mode: modsclsda_default {
 147                                                         default_mux {
 148                                                                 ste,function = "modsclsda";
 149                                                                 ste,pins = "modsclsda_d_1";
 150                                                         };
 151                                                         default_cfg {
 152                                                                 ste,pins = "GPIO40_J15",
 153                                                                         "GPIO41_J14";
 154                                                                 input-enable;
 155                                                                 bias-pull-down;
 156                                                         };
 157                                                 };
 158                                         };
 159                                         resethw {
 160                                                 resethw_default_mode: resethw_default {
 161                                                         default_mux {
 162                                                                 ste,function = "resethw";
 163                                                                 ste,pins = "resethw_d_1";
 164                                                         };
 165                                                         default_cfg {
 166                                                                 ste,pins = "GPIO52_D16";
 167                                                                 input-enable;
 168                                                                 bias-pull-down;
 169                                                         };
 170                                                 };
 171                                         };
 172                                         service {
 173                                                 service_default_mode: service_default {
 174                                                         default_mux {
 175                                                                 ste,function = "service";
 176                                                                 ste,pins = "service_d_1";
 177                                                         };
 178                                                         default_cfg {
 179                                                                 ste,pins = "GPIO53_D15";
 180                                                                 input-enable;
 181                                                                 bias-pull-down;
 182                                                         };
 183                                                 };
 184                                         };
 185                                         /*
 186                                          * Clock output pins associated with regulators.
 187                                          */
 188                                         sysclkreq2 {
 189                                                 sysclkreq2_default_mode: sysclkreq2_default {
 190                                                         default_mux {
 191                                                                 ste,function = "sysclkreq";
 192                                                                 ste,pins = "sysclkreq2_d_1";
 193                                                         };
 194                                                         default_cfg {
 195                                                                 ste,pins = "GPIO1_N4";
 196                                                                 input-enable;
 197                                                                 bias-disable;
 198                                                         };
 199                                                 };
 200                                                 sysclkreq2_sleep_mode: sysclkreq2_sleep {
 201                                                         default_mux {
 202                                                                 ste,function = "gpio";
 203                                                                 ste,pins = "gpio1_a_1";
 204                                                         };
 205                                                         default_cfg {
 206                                                                 ste,pins = "GPIO1_N4";
 207                                                                 input-enable;
 208                                                                 bias-pull-down;
 209                                                         };
 210                                                 };
 211                                         };
 212                                         sysclkreq4 {
 213                                                 sysclkreq4_default_mode: sysclkreq4_default {
 214                                                         default_mux {
 215                                                                 ste,function = "sysclkreq";
 216                                                                 ste,pins = "sysclkreq4_d_1";
 217                                                         };
 218                                                         default_cfg {
 219                                                                 ste,pins = "GPIO3_P5";
 220                                                                 input-enable;
 221                                                                 bias-disable;
 222                                                         };
 223                                                 };
 224                                                 sysclkreq4_sleep_mode: sysclkreq4_sleep {
 225                                                         default_mux {
 226                                                                 ste,function = "gpio";
 227                                                                 ste,pins = "gpio3_a_1";
 228                                                         };
 229                                                         default_cfg {
 230                                                                 ste,pins = "GPIO3_P5";
 231                                                                 input-enable;
 232                                                                 bias-pull-down;
 233                                                         };
 234                                                 };
 235                                         };
 236                                 };
 237                         };
 238                 };
 239         };
 240 };