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

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the Genmai board
   4  *
   5  * Copyright (C) 2013-14 Renesas Solutions Corp.
   6  * Copyright (C) 2014 Wolfram Sang, Sang Engineering <wsa@sang-engineering.com>
   7  */
   8
   9 /dts-v1/;
  10 #include "r7s72100.dtsi"
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/pinctrl/r7s72100-pinctrl.h>
  13
  14 / {
  15         model = "Genmai";
  16         compatible = "renesas,genmai", "renesas,r7s72100";
  17
  18         aliases {
  19                 serial0 = &scif2;
  20         };
  21
  22         chosen {
  23                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         memory@8000000 {
  28                 device_type = "memory";
  29                 reg = <0x08000000 0x08000000>;
  30         };
  31
  32         lbsc {
  33                 #address-cells = <1>;
  34                 #size-cells = <1>;
  35         };
  36
  37         leds {
  38                 status = "okay";
  39                 compatible = "gpio-leds";
  40
  41                 led1 {
  42                         gpios = <&port4 10 GPIO_ACTIVE_LOW>;
  43                 };
  44
  45                 led2 {
  46                         gpios = <&port4 11 GPIO_ACTIVE_LOW>;
  47                 };
  48         };
  49 };
  50
  51 &pinctrl {
  52
  53         scif2_pins: serial2 {
  54                 /* P3_0 as TxD2; P3_2 as RxD2 */
  55                 pinmux = <RZA1_PINMUX(3, 0, 6)>, <RZA1_PINMUX(3, 2, 4)>;
  56         };
  57
  58         i2c2_pins: i2c2 {
  59                 /* RIIC2: P1_4 as SCL, P1_5 as SDA */
  60                 pinmux = <RZA1_PINMUX(1, 4, 1)>, <RZA1_PINMUX(1, 5, 1)>;
  61         };
  62
  63         ether_pins: ether {
  64                 /* Ethernet on Ports 1,2,3,5 */
  65                 pinmux = <RZA1_PINMUX(1, 14, 4)>,/* P1_14 = ET_COL  */
  66                          <RZA1_PINMUX(5, 9, 2)>, /* P5_9 = ET_MDC   */
  67                          <RZA1_PINMUX(3, 3, 2)>, /* P3_3 = ET_MDIO */
  68                          <RZA1_PINMUX(3, 4, 2)>, /* P3_4 = ET_RXCLK */
  69                          <RZA1_PINMUX(3, 5, 2)>, /* P3_5 = ET_RXER  */
  70                          <RZA1_PINMUX(3, 6, 2)>, /* P3_6 = ET_RXDV  */
  71                          <RZA1_PINMUX(2, 0, 2)>, /* P2_0 = ET_TXCLK */
  72                          <RZA1_PINMUX(2, 1, 2)>, /* P2_1 = ET_TXER  */
  73                          <RZA1_PINMUX(2, 2, 2)>, /* P2_2 = ET_TXEN  */
  74                          <RZA1_PINMUX(2, 3, 2)>, /* P2_3 = ET_CRS   */
  75                          <RZA1_PINMUX(2, 4, 2)>, /* P2_4 = ET_TXD0  */
  76                          <RZA1_PINMUX(2, 5, 2)>, /* P2_5 = ET_TXD1  */
  77                          <RZA1_PINMUX(2, 6, 2)>, /* P2_6 = ET_TXD2  */
  78                          <RZA1_PINMUX(2, 7, 2)>, /* P2_7 = ET_TXD3  */
  79                          <RZA1_PINMUX(2, 8, 2)>, /* P2_8 = ET_RXD0  */
  80                          <RZA1_PINMUX(2, 9, 2)>, /* P2_9 = ET_RXD1  */
  81                          <RZA1_PINMUX(2, 10, 2)>,/* P2_10 = ET_RXD2 */
  82                          <RZA1_PINMUX(2, 11, 2)>;/* P2_11 = ET_RXD3 */
  83         };
  84 };
  85
  86 &extal_clk {
  87         clock-frequency = <13330000>;
  88 };
  89
  90 &usb_x1_clk {
  91         clock-frequency = <48000000>;
  92 };
  93
  94 &rtc_x1_clk {
  95         clock-frequency = <32768>;
  96 };
  97
  98 &mtu2 {
  99         status = "okay";
 100 };
 101
 102 &ether {
 103         pinctrl-names = "default";
 104         pinctrl-0 = <&ether_pins>;
 105
 106         status = "okay";
 107
 108         renesas,no-ether-link;
 109         phy-handle = <&phy0>;
 110         phy0: ethernet-phy@0 {
 111                 reg = <0>;
 112         };
 113 };
 114
 115 &i2c2 {
 116         status = "okay";
 117         clock-frequency = <400000>;
 118
 119         pinctrl-names = "default";
 120         pinctrl-0 = <&i2c2_pins>;
 121
 122         eeprom@50 {
 123                 compatible = "renesas,r1ex24128", "atmel,24c128";
 124                 reg = <0x50>;
 125                 pagesize = <64>;
 126         };
 127 };
 128
 129 &rtc {
 130         status = "okay";
 131 };
 132
 133 &scif2 {
 134         pinctrl-names = "default";
 135         pinctrl-0 = <&scif2_pins>;
 136
 137         status = "okay";
 138 };
 139
 140 &spi4 {
 141         status = "okay";
 142
 143         codec: codec@0 {
 144                 compatible = "wlf,wm8978";
 145                 reg = <0>;
 146                 spi-max-frequency = <5000000>;
 147         };
 148 };