arch/arm/boot/dts/r7s72100-genmai.dts

   1 /*
   2  * Device Tree Source for the Genmai board
   3  *
   4  * Copyright (C) 2013-14 Renesas Solutions Corp.
   5  * Copyright (C) 2014 Wolfram Sang, Sang Engineering <wsa@sang-engineering.com>
   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 "r7s72100.dtsi"
  14 #include <dt-bindings/gpio/gpio.h>
  15 #include <dt-bindings/pinctrl/r7s72100-pinctrl.h>
  16
  17 / {
  18         model = "Genmai";
  19         compatible = "renesas,genmai", "renesas,r7s72100";
  20
  21         aliases {
  22                 serial0 = &scif2;
  23         };
  24
  25         chosen {
  26                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  27                 stdout-path = "serial0:115200n8";
  28         };
  29
  30         memory@8000000 {
  31                 device_type = "memory";
  32                 reg = <0x08000000 0x08000000>;
  33         };
  34
  35         lbsc {
  36                 #address-cells = <1>;
  37                 #size-cells = <1>;
  38         };
  39
  40         leds {
  41                 status = "okay";
  42                 compatible = "gpio-leds";
  43
  44                 led1 {
  45                         gpios = <&port4 10 GPIO_ACTIVE_LOW>;
  46                 };
  47
  48                 led2 {
  49                         gpios = <&port4 11 GPIO_ACTIVE_LOW>;
  50                 };
  51         };
  52 };
  53
  54 &pinctrl {
  55
  56         scif2_pins: serial2 {
  57                 /* P3_0 as TxD2; P3_2 as RxD2 */
  58                 pinmux = <RZA1_PINMUX(3, 0, 6)>, <RZA1_PINMUX(3, 2, 4)>;
  59         };
  60
  61         i2c2_pins: i2c2 {
  62                 /* RIIC2: P1_4 as SCL, P1_5 as SDA */
  63                 pinmux = <RZA1_PINMUX(1, 4, 1)>, <RZA1_PINMUX(1, 5, 1)>;
  64         };
  65
  66         ether_pins: ether {
  67                 /* Ethernet on Ports 1,2,3,5 */
  68                 pinmux = <RZA1_PINMUX(1, 14, 4)>,/* P1_14 = ET_COL  */
  69                          <RZA1_PINMUX(5, 9, 2)>, /* P5_9 = ET_MDC   */
  70                          <RZA1_PINMUX(3, 3, 2)>, /* P3_3 = ET_MDIO */
  71                          <RZA1_PINMUX(3, 4, 2)>, /* P3_4 = ET_RXCLK */
  72                          <RZA1_PINMUX(3, 5, 2)>, /* P3_5 = ET_RXER  */
  73                          <RZA1_PINMUX(3, 6, 2)>, /* P3_6 = ET_RXDV  */
  74                          <RZA1_PINMUX(2, 0, 2)>, /* P2_0 = ET_TXCLK */
  75                          <RZA1_PINMUX(2, 1, 2)>, /* P2_1 = ET_TXER  */
  76                          <RZA1_PINMUX(2, 2, 2)>, /* P2_2 = ET_TXEN  */
  77                          <RZA1_PINMUX(2, 3, 2)>, /* P2_3 = ET_CRS   */
  78                          <RZA1_PINMUX(2, 4, 2)>, /* P2_4 = ET_TXD0  */
  79                          <RZA1_PINMUX(2, 5, 2)>, /* P2_5 = ET_TXD1  */
  80                          <RZA1_PINMUX(2, 6, 2)>, /* P2_6 = ET_TXD2  */
  81                          <RZA1_PINMUX(2, 7, 2)>, /* P2_7 = ET_TXD3  */
  82                          <RZA1_PINMUX(2, 8, 2)>, /* P2_8 = ET_RXD0  */
  83                          <RZA1_PINMUX(2, 9, 2)>, /* P2_9 = ET_RXD1  */
  84                          <RZA1_PINMUX(2, 10, 2)>,/* P2_10 = ET_RXD2 */
  85                          <RZA1_PINMUX(2, 11, 2)>;/* P2_11 = ET_RXD3 */
  86         };
  87 };
  88
  89 &extal_clk {
  90         clock-frequency = <13330000>;
  91 };
  92
  93 &usb_x1_clk {
  94         clock-frequency = <48000000>;
  95 };
  96
  97 &rtc_x1_clk {
  98         clock-frequency = <32768>;
  99 };
 100
 101 &mtu2 {
 102         status = "okay";
 103 };
 104
 105 &ether {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&ether_pins>;
 108
 109         status = "okay";
 110
 111         renesas,no-ether-link;
 112         phy-handle = <&phy0>;
 113         phy0: ethernet-phy@0 {
 114                 reg = <0>;
 115         };
 116 };
 117
 118 &i2c2 {
 119         status = "okay";
 120         clock-frequency = <400000>;
 121
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&i2c2_pins>;
 124
 125         eeprom@50 {
 126                 compatible = "renesas,24c128", "atmel,24c128";
 127                 reg = <0x50>;
 128                 pagesize = <64>;
 129         };
 130 };
 131
 132 &rtc {
 133         status = "okay";
 134 };
 135
 136 &scif2 {
 137         pinctrl-names = "default";
 138         pinctrl-0 = <&scif2_pins>;
 139
 140         status = "okay";
 141 };
 142
 143 &spi4 {
 144         status = "okay";
 145
 146         codec: codec@0 {
 147                 compatible = "wlf,wm8978";
 148                 reg = <0>;
 149                 spi-max-frequency = <5000000>;
 150         };
 151 };