arch/arm/boot/dts/at91-som60.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * at91-som60.dtsi - Device Tree file for the SOM60 module
   4  *
   5  *  Copyright (C) 2018 Laird,
   6  *                2018 Ben Whitten <ben.whitten@lairdtech.com>
   7  *
   8  */
   9 #include "sama5d36.dtsi"
  10
  11 / {
  12         model = "Laird SOM60";
  13         compatible = "laird,som60", "atmel,sama5d36", "atmel,sama5d3", "atmel,sama5";
  14
  15         chosen {
  16                 stdout-path = &dbgu;
  17         };
  18
  19         memory {
  20                 reg = <0x20000000 0x8000000>;
  21         };
  22
  23         clocks {
  24                 slow_xtal {
  25                         clock-frequency = <32768>;
  26                 };
  27
  28                 main_xtal {
  29                         clock-frequency = <12000000>;
  30                 };
  31         };
  32 };
  33
  34 &pinctrl {
  35         board {
  36                 pinctrl_mmc0_cd: mmc0_cd {
  37                         atmel,pins =
  38                                 <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
  39                 };
  40
  41                 pinctrl_mmc0_en: mmc0_en {
  42                         atmel,pins =
  43                                 <AT91_PIOE 30 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
  44                 };
  45
  46                 pinctrl_nand0_wp: nand0_wp {
  47                         atmel,pins =
  48                                 <AT91_PIOE 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
  49                 };
  50
  51                 pinctrl_usb_vbus: usb_vbus {
  52                         atmel,pins =
  53                                 <AT91_PIOE 20 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
  54                                 /* Conflicts with USART2_SCK */
  55                 };
  56
  57                 pinctrl_usart2_sck: usart2_sck {
  58                         atmel,pins =
  59                                 <AT91_PIOE 20 AT91_PERIPH_B AT91_PINCTRL_NONE>;
  60                                 /* Conflicts with USB_VBUS */
  61                 };
  62
  63                 pinctrl_usb_oc: usb_oc {
  64                         atmel,pins =
  65                                 <AT91_PIOE 15 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
  66                                 /* Conflicts with USART3_SCK */
  67                 };
  68
  69                 pinctrl_usart3_sck: usart3_sck {
  70                         atmel,pins =
  71                                 <AT91_PIOE 15 AT91_PERIPH_B AT91_PINCTRL_NONE>;
  72                                 /* Conflicts with USB_OC */
  73                 };
  74
  75                 pinctrl_usba_vbus: usba_vbus {
  76                    atmel,pins =
  77                                 <AT91_PIOC 14 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
  78                 };
  79
  80                 pinctrl_geth_int: geth_int {
  81                         atmel,pins =
  82                                 <AT91_PIOB 25 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
  83                                 /* Conflicts with USART1_SCK */
  84                 };
  85
  86                 pinctrl_usart1_sck: usart1_sck {
  87                         atmel,pins =
  88                                 <AT91_PIOB 25 AT91_PERIPH_A AT91_PINCTRL_NONE>;
  89                                 /* Conflicts with GETH_INT */
  90                 };
  91
  92                 pinctrl_eth_int: eth_int {
  93                         atmel,pins =
  94                                 <AT91_PIOC 10 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
  95                 };
  96
  97                 pinctrl_pck2_as_audio_mck: pck2_as_audio_mck {
  98                         atmel,pins =
  99                                 <AT91_PIOC 15 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 100                 };
 101         };
 102 };
 103
 104 &mmc0 {
 105         slot@0 {
 106                 reg = <0>;
 107                 bus-width = <8>;
 108         };
 109 };
 110
 111 &mmc1 {
 112         status = "okay";
 113         slot@0 {
 114                 reg = <0>;
 115                 bus-width = <4>;
 116         };
 117 };
 118
 119 &spi0 {
 120         cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
 121 };
 122
 123 &usart0 {
 124         atmel,use-dma-rx;
 125         atmel,use-dma-tx;
 126         status = "okay";
 127         pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>;
 128 };
 129
 130 &usart1 {
 131         pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
 132 };
 133
 134 &usart2 {
 135         pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rts_cts>;
 136 };
 137
 138 &usart3 {
 139         pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
 140 };
 141
 142 &adc0 {
 143         pinctrl-0 = <
 144                 &pinctrl_adc0_adtrg
 145                 &pinctrl_adc0_ad0
 146                 &pinctrl_adc0_ad1
 147                 &pinctrl_adc0_ad2
 148                 &pinctrl_adc0_ad3
 149                 &pinctrl_adc0_ad4
 150                 &pinctrl_adc0_ad5
 151                 >;
 152 };
 153
 154 &macb0 {
 155         phy-mode = "rgmii";
 156 };
 157
 158 &macb1 {
 159         phy-mode = "rmii";
 160 };
 161
 162 &ebi {
 163         pinctrl-0 = <&pinctrl_ebi_nand_addr>;
 164         pinctrl-names = "default";
 165         status = "okay";
 166 };
 167
 168 &nand_controller {
 169         status = "okay";
 170
 171         nand: nand@3 {
 172                 reg = <0x3 0x0 0x2>;
 173                 atmel,rb = <0>;
 174                 nand-bus-width = <8>;
 175                 nand-ecc-mode = "hw";
 176                 nand-ecc-strength = <8>;
 177                 nand-ecc-step-size = <512>;
 178                 nand-on-flash-bbt;
 179                 label = "atmel_nand";
 180
 181                 partitions {
 182                         compatible = "fixed-partitions";
 183                         #address-cells = <1>;
 184                         #size-cells = <1>;
 185
 186                         ubootspl@0 {
 187                                 label = "u-boot-spl";
 188                                 reg = <0x0 0x20000>;
 189                         };
 190
 191                         uboot@20000 {
 192                                 label = "u-boot";
 193                                 reg = <0x20000 0x80000>;
 194                         };
 195
 196                         ubootenv@a0000 {
 197                                 label = "u-boot-env";
 198                                 reg = <0xa0000 0x20000>;
 199                         };
 200
 201                         ubootenv@c0000 {
 202                                 label = "u-boot-env";
 203                                 reg = <0xc0000 0x20000>;
 204                         };
 205
 206                         ubi@e0000 {
 207                                 label = "ubi";
 208                                 reg = <0xe0000 0xfe00000>;
 209                         };
 210                 };
 211         };
 212 };
 213
 214 &usb0 {
 215         pinctrl-names = "default";
 216         pinctrl-0 = <&pinctrl_usba_vbus>;
 217         atmel,vbus-gpio = <&pioC 14 GPIO_ACTIVE_HIGH>;
 218 };
 219
 220 &usb1 {
 221         pinctrl-names = "default";
 222         pinctrl-0 = <&pinctrl_usb_vbus &pinctrl_usb_oc>;
 223         num-ports = <3>;
 224         atmel,vbus-gpio = <0
 225                 &pioE 20 GPIO_ACTIVE_HIGH
 226                 0>;
 227         atmel,oc-gpio = <0
 228                 &pioE 15 GPIO_ACTIVE_LOW
 229                 0>;
 230 };