arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the Falcon CPU board
   4  *
   5  * Copyright (C) 2020 Renesas Electronics Corp.
   6  */
   7
   8 #include <dt-bindings/gpio/gpio.h>
   9 #include <dt-bindings/leds/common.h>
  10
  11 #include "r8a779a0.dtsi"
  12
  13 / {
  14         model = "Renesas Falcon CPU board";
  15         compatible = "renesas,falcon-cpu", "renesas,r8a779a0";
  16
  17         aliases {
  18                 serial0 = &scif0;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         leds {
  26                 compatible = "gpio-leds";
  27
  28                 led-1 {
  29                         gpios = <&gpio4 18 GPIO_ACTIVE_HIGH>;
  30                         color = <LED_COLOR_ID_GREEN>;
  31                         function = LED_FUNCTION_INDICATOR;
  32                         function-enumerator = <1>;
  33                 };
  34                 led-2 {
  35                         gpios = <&gpio4 19 GPIO_ACTIVE_HIGH>;
  36                         color = <LED_COLOR_ID_GREEN>;
  37                         function = LED_FUNCTION_INDICATOR;
  38                         function-enumerator = <2>;
  39                 };
  40                 led-3 {
  41                         gpios = <&gpio4 20 GPIO_ACTIVE_HIGH>;
  42                         color = <LED_COLOR_ID_GREEN>;
  43                         function = LED_FUNCTION_INDICATOR;
  44                         function-enumerator = <3>;
  45                 };
  46         };
  47
  48         memory@48000000 {
  49                 device_type = "memory";
  50                 /* first 128MB is reserved for secure area. */
  51                 reg = <0x0 0x48000000 0x0 0x78000000>;
  52         };
  53
  54         memory@500000000 {
  55                 device_type = "memory";
  56                 reg = <0x5 0x00000000 0x0 0x80000000>;
  57         };
  58
  59         memory@600000000 {
  60                 device_type = "memory";
  61                 reg = <0x6 0x00000000 0x0 0x80000000>;
  62         };
  63
  64         memory@700000000 {
  65                 device_type = "memory";
  66                 reg = <0x7 0x00000000 0x0 0x80000000>;
  67         };
  68
  69         reg_1p8v: regulator-1p8v {
  70                 compatible = "regulator-fixed";
  71                 regulator-name = "fixed-1.8V";
  72                 regulator-min-microvolt = <1800000>;
  73                 regulator-max-microvolt = <1800000>;
  74                 regulator-boot-on;
  75                 regulator-always-on;
  76         };
  77
  78         reg_3p3v: regulator-3p3v {
  79                 compatible = "regulator-fixed";
  80                 regulator-name = "fixed-3.3V";
  81                 regulator-min-microvolt = <3300000>;
  82                 regulator-max-microvolt = <3300000>;
  83                 regulator-boot-on;
  84                 regulator-always-on;
  85         };
  86 };
  87
  88 &extal_clk {
  89         clock-frequency = <16666666>;
  90 };
  91
  92 &extalr_clk {
  93         clock-frequency = <32768>;
  94 };
  95
  96 &i2c0 {
  97         pinctrl-0 = <&i2c0_pins>;
  98         pinctrl-names = "default";
  99
 100         status = "okay";
 101         clock-frequency = <400000>;
 102
 103         eeprom@50 {
 104                 compatible = "rohm,br24g01", "atmel,24c01";
 105                 label = "cpu-board";
 106                 reg = <0x50>;
 107                 pagesize = <8>;
 108         };
 109 };
 110
 111 &i2c1 {
 112         pinctrl-0 = <&i2c1_pins>;
 113         pinctrl-names = "default";
 114
 115         status = "okay";
 116         clock-frequency = <400000>;
 117 };
 118
 119 &i2c6 {
 120         pinctrl-0 = <&i2c6_pins>;
 121         pinctrl-names = "default";
 122
 123         status = "okay";
 124         clock-frequency = <400000>;
 125 };
 126
 127 &mmc0 {
 128         pinctrl-0 = <&mmc_pins>;
 129         pinctrl-1 = <&mmc_pins>;
 130         pinctrl-names = "default", "state_uhs";
 131
 132         vmmc-supply = <&reg_3p3v>;
 133         vqmmc-supply = <&reg_1p8v>;
 134         mmc-hs200-1_8v;
 135         mmc-hs400-1_8v;
 136         bus-width = <8>;
 137         no-sd;
 138         no-sdio;
 139         non-removable;
 140         full-pwr-cycle-in-suspend;
 141         status = "okay";
 142 };
 143
 144 &pfc {
 145         pinctrl-0 = <&scif_clk_pins>;
 146         pinctrl-names = "default";
 147
 148         i2c0_pins: i2c0 {
 149                 groups = "i2c0";
 150                 function = "i2c0";
 151         };
 152
 153         i2c1_pins: i2c1 {
 154                 groups = "i2c1";
 155                 function = "i2c1";
 156         };
 157
 158         i2c6_pins: i2c6 {
 159                 groups = "i2c6";
 160                 function = "i2c6";
 161         };
 162
 163         mmc_pins: mmc {
 164                 groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
 165                 function = "mmc";
 166                 power-source = <1800>;
 167         };
 168
 169         scif0_pins: scif0 {
 170                 groups = "scif0_data", "scif0_ctrl";
 171                 function = "scif0";
 172         };
 173
 174         scif_clk_pins: scif_clk {
 175                 groups = "scif_clk";
 176                 function = "scif_clk";
 177         };
 178 };
 179
 180 &rwdt {
 181         timeout-sec = <60>;
 182         status = "okay";
 183 };
 184
 185 &scif0 {
 186         pinctrl-0 = <&scif0_pins>;
 187         pinctrl-names = "default";
 188
 189         uart-has-rtscts;
 190         status = "okay";
 191 };
 192
 193 &scif_clk {
 194         clock-frequency = <24000000>;
 195 };