arch/arm/boot/dts/r8a7791-koelsch.dts

   1 /*
   2  * Device Tree Source for the Koelsch board
   3  *
   4  * Copyright (C) 2013 Renesas Electronics Corporation
   5  * Copyright (C) 2013 Renesas Solutions Corp.
   6  *
   7  * This file is licensed under the terms of the GNU General Public License
   8  * version 2.  This program is licensed "as is" without any warranty of any
   9  * kind, whether express or implied.
  10  */
  11
  12 /dts-v1/;
  13 #include "r8a7791.dtsi"
  14 #include <dt-bindings/gpio/gpio.h>
  15
  16 / {
  17         model = "Koelsch";
  18         compatible = "renesas,koelsch", "renesas,r8a7791";
  19
  20         chosen {
  21                 bootargs = "console=ttySC6,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp";
  22         };
  23
  24         memory@40000000 {
  25                 device_type = "memory";
  26                 reg = <0 0x40000000 0 0x40000000>;
  27         };
  28
  29         memory@200000000 {
  30                 device_type = "memory";
  31                 reg = <2 0x00000000 0 0x40000000>;
  32         };
  33
  34         lbsc {
  35                 #address-cells = <1>;
  36                 #size-cells = <1>;
  37         };
  38
  39         gpio-keys {
  40                 compatible = "gpio-keys";
  41
  42                 key-a {
  43                         gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
  44                         linux,code = <30>;
  45                         label = "SW30";
  46                         gpio-key,wakeup;
  47                         debounce-interval = <20>;
  48                 };
  49                 key-b {
  50                         gpios = <&gpio7 1 GPIO_ACTIVE_LOW>;
  51                         linux,code = <48>;
  52                         label = "SW31";
  53                         gpio-key,wakeup;
  54                         debounce-interval = <20>;
  55                 };
  56                 key-c {
  57                         gpios = <&gpio7 2 GPIO_ACTIVE_LOW>;
  58                         linux,code = <46>;
  59                         label = "SW32";
  60                         gpio-key,wakeup;
  61                         debounce-interval = <20>;
  62                 };
  63                 key-d {
  64                         gpios = <&gpio7 3 GPIO_ACTIVE_LOW>;
  65                         linux,code = <32>;
  66                         label = "SW33";
  67                         gpio-key,wakeup;
  68                         debounce-interval = <20>;
  69                 };
  70                 key-e {
  71                         gpios = <&gpio7 4 GPIO_ACTIVE_LOW>;
  72                         linux,code = <18>;
  73                         label = "SW34";
  74                         gpio-key,wakeup;
  75                         debounce-interval = <20>;
  76                 };
  77                 key-f {
  78                         gpios = <&gpio7 5 GPIO_ACTIVE_LOW>;
  79                         linux,code = <33>;
  80                         label = "SW35";
  81                         gpio-key,wakeup;
  82                         debounce-interval = <20>;
  83                 };
  84                 key-g {
  85                         gpios = <&gpio7 6 GPIO_ACTIVE_LOW>;
  86                         linux,code = <34>;
  87                         label = "SW36";
  88                         gpio-key,wakeup;
  89                         debounce-interval = <20>;
  90                 };
  91         };
  92
  93         leds {
  94                 compatible = "gpio-leds";
  95                 led6 {
  96                         gpios = <&gpio2 19 GPIO_ACTIVE_HIGH>;
  97                 };
  98                 led7 {
  99                         gpios = <&gpio2 20 GPIO_ACTIVE_HIGH>;
 100                 };
 101                 led8 {
 102                         gpios = <&gpio2 21 GPIO_ACTIVE_HIGH>;
 103                 };
 104         };
 105 };
 106
 107 &extal_clk {
 108         clock-frequency = <20000000>;
 109 };
 110
 111 &i2c2 {
 112         pinctrl-0 = <&i2c2_pins>;
 113         pinctrl-names = "default";
 114
 115         status = "okay";
 116         clock-frequency = <400000>;
 117
 118         eeprom@50 {
 119                 compatible = "renesas,24c02";
 120                 reg = <0x50>;
 121                 pagesize = <16>;
 122         };
 123 };
 124
 125 &pfc {
 126         pinctrl-0 = <&du_pins &scif0_pins &scif1_pins>;
 127         pinctrl-names = "default";
 128
 129         i2c2_pins: i2c {
 130                 renesas,groups = "i2c2";
 131                 renesas,function = "i2c2";
 132         };
 133
 134         du_pins: du {
 135                 renesas,groups = "du_rgb666", "du_sync", "du_clk_out_0";
 136                 renesas,function = "du";
 137         };
 138
 139         scif0_pins: serial0 {
 140                 renesas,groups = "scif0_data_d";
 141                 renesas,function = "scif0";
 142         };
 143
 144         scif1_pins: serial1 {
 145                 renesas,groups = "scif1_data_d";
 146                 renesas,function = "scif1";
 147         };
 148
 149         qspi_pins: spi {
 150                 renesas,groups = "qspi_ctrl", "qspi_data4";
 151                 renesas,function = "qspi";
 152         };
 153 };
 154
 155 &sata0 {
 156         status = "okay";
 157 };
 158
 159 &spi {
 160         pinctrl-0 = <&qspi_pins>;
 161         pinctrl-names = "default";
 162
 163         status = "okay";
 164
 165         flash: flash@0 {
 166                 #address-cells = <1>;
 167                 #size-cells = <1>;
 168                 compatible = "spansion,s25fl512s";
 169                 reg = <0>;
 170                 spi-max-frequency = <30000000>;
 171                 m25p,fast-read;
 172
 173                 partition@0 {
 174                         label = "loader";
 175                         reg = <0x00000000 0x00080000>;
 176                         read-only;
 177                 };
 178                 partition@80000 {
 179                         label = "bootenv";
 180                         reg = <0x00080000 0x00080000>;
 181                         read-only;
 182                 };
 183                 partition@100000 {
 184                         label = "data";
 185                         reg = <0x00100000 0x03f00000>;
 186                 };
 187         };
 188 };