arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * Copyright (c) 2021 Oleksij Rempel <kernel@pengutronix.de>, Pengutronix
   4  */
   5 /dts-v1/;
   6 #include "sama5d36.dtsi"
   7
   8 / {
   9         model = "EVB-KSZ9477";
  10         compatible = "microchip,sama5d3-ksz9477-evb", "atmel,sama5d36",
  11                      "atmel,sama5d3", "atmel,sama5";
  12
  13         chosen {
  14                 stdout-path = &dbgu;
  15         };
  16
  17         reg_3v3: regulator-3v3 {
  18                 compatible = "regulator-fixed";
  19                 regulator-name = "3v3";
  20                 regulator-min-microvolt = <3300000>;
  21                 regulator-max-microvolt = <3300000>;
  22         };
  23
  24         reg_vcc_mmc0: regulator-mmc0 {
  25                 compatible = "regulator-fixed";
  26                 pinctrl-names = "default";
  27                 pinctrl-0 = <&pinctrl_mcc0_vcc>;
  28                 regulator-name = "mmc0-vcc";
  29                 regulator-max-microvolt = <3300000>;
  30                 regulator-min-microvolt = <3300000>;
  31                 gpio = <&pioE 2 GPIO_ACTIVE_LOW>;
  32         };
  33 };
  34
  35 &dbgu {
  36         status = "okay";
  37 };
  38
  39 &ebi {
  40         pinctrl-0 = <&pinctrl_ebi_nand_addr>;
  41         pinctrl-names = "default";
  42         status = "okay";
  43 };
  44
  45 &i2c0 {
  46         pinctrl-0 = <&pinctrl_i2c0_pu>;
  47         status = "okay";
  48 };
  49
  50 &macb0 {
  51         phy-mode = "rgmii";
  52         status = "okay";
  53
  54         fixed-link {
  55                 speed = <1000>;
  56                 full-duplex;
  57         };
  58 };
  59
  60 &main_xtal {
  61         clock-frequency = <12000000>;
  62 };
  63
  64 &mmc0 {
  65         pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3
  66                      &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
  67         status = "okay";
  68
  69         slot@0 {
  70                 reg = <0>;
  71                 bus-width = <8>;
  72                 cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
  73                 disable-wp;
  74                 vmmc-supply = <&reg_vcc_mmc0>;
  75                 vqmmc-supply = <&reg_3v3>;
  76         };
  77 };
  78
  79 &nand_controller {
  80         status = "okay";
  81
  82         nand@3 {
  83                 reg = <0x3 0x0 0x2>;
  84                 atmel,rb = <0>;
  85                 nand-bus-width = <8>;
  86                 nand-ecc-mode = "hw";
  87                 nand-ecc-strength = <4>;
  88                 nand-ecc-step-size = <512>;
  89                 nand-on-flash-bbt;
  90                 label = "atmel_nand";
  91         };
  92 };
  93
  94 &slow_xtal {
  95         clock-frequency = <32768>;
  96 };
  97
  98 &spi0 {
  99         cs-gpios = <&pioD 13 GPIO_ACTIVE_LOW>, <0>, <0>,
 100                    <&pioD 16 GPIO_ACTIVE_LOW>;
 101         status = "okay";
 102 };
 103
 104 &spi1 {
 105         pinctrl-0 = <&pinctrl_spi_ksz>;
 106         cs-gpios = <&pioC 25 GPIO_ACTIVE_LOW>;
 107         status = "okay";
 108
 109         switch@0 {
 110                 compatible = "microchip,ksz9477";
 111                 reg = <0>;
 112                 spi-max-frequency = <1000000>;
 113                 spi-cpha;
 114                 spi-cpol;
 115
 116                 ports {
 117                         #address-cells = <1>;
 118                         #size-cells = <0>;
 119
 120                         port@0 {
 121                                 reg = <0>;
 122                                 label = "lan1";
 123                                 phy-mode = "internal";
 124                         };
 125
 126                         port@1 {
 127                                 reg = <1>;
 128                                 label = "lan2";
 129                                 phy-mode = "internal";
 130                         };
 131
 132                         port@2 {
 133                                 reg = <2>;
 134                                 label = "lan3";
 135                                 phy-mode = "internal";
 136                         };
 137
 138                         port@3 {
 139                                 reg = <3>;
 140                                 label = "lan4";
 141                                 phy-mode = "internal";
 142                         };
 143
 144                         port@4 {
 145                                 reg = <4>;
 146                                 label = "lan5";
 147                                 phy-mode = "internal";
 148                         };
 149
 150                         port@5 {
 151                                 reg = <5>;
 152                                 label = "cpu";
 153                                 ethernet = <&macb0>;
 154                                 phy-mode = "rgmii-txid";
 155
 156                                 fixed-link {
 157                                         speed = <1000>;
 158                                         full-duplex;
 159                                 };
 160                         };
 161                 };
 162         };
 163 };
 164
 165 &usb0 {
 166         pinctrl-names = "default";
 167         pinctrl-0 = <&pinctrl_usba_vbus>;
 168         atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>;
 169         status = "okay";
 170 };
 171
 172 &pinctrl {
 173         board {
 174                 pinctrl_i2c0_pu: i2c0-pu {
 175                         atmel,pins =
 176                                 <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
 177                                 <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
 178                 };
 179
 180                 pinctrl_mmc0_cd: mmc0-cd {
 181                         atmel,pins = <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 182                 };
 183
 184                 pinctrl_mcc0_vcc: mmc0-vcc {
 185                         atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 186                 };
 187
 188                 pinctrl_spi_ksz: spi-ksz {
 189                         atmel,pins =
 190                                 <
 191                                 /* SPI1_MISO */
 192                                 AT91_PIOC 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
 193                                 /* SPI1_MOSI */
 194                                 AT91_PIOC 23 AT91_PERIPH_A AT91_PINCTRL_NONE
 195                                 /* SPI1_SPCK */
 196                                 AT91_PIOC 24 AT91_PERIPH_A AT91_PINCTRL_NONE
 197
 198                                 /* SPI CS */
 199                                 AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 200                                 /* switch IRQ */
 201                                 AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH
 202                                 /* switch PME_N, SoC IN */
 203                                 AT91_PIOC 30 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP
 204                                 /* switch RST */
 205                                 AT91_PIOC 31 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH
 206                                 >;
 207                 };
 208
 209                 pinctrl_usba_vbus: usba-vbus {
 210                         atmel,pins =
 211                                 <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
 212                 };
 213         };
 214 };