arch/arm/boot/dts/imx28-duckbill-2-spi.dts

   1 /*
   2  * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
   3  * Copyright (C) 2016 Michael Heimpold <mhei@heimpold.de>
   4  *
   5  * The code contained herein is licensed under the GNU General Public
   6  * License. You may obtain a copy of the GNU General Public License
   7  * Version 2 or later at the following locations:
   8  *
   9  * http://www.opensource.org/licenses/gpl-license.html
  10  * http://www.gnu.org/copyleft/gpl.html
  11  */
  12
  13 /dts-v1/;
  14 #include <dt-bindings/interrupt-controller/irq.h>
  15 #include <dt-bindings/gpio/gpio.h>
  16 #include "imx28.dtsi"
  17
  18 / {
  19         model = "I2SE Duckbill 2 SPI";
  20         compatible = "i2se,duckbill-2-spi", "i2se,duckbill-2", "fsl,imx28";
  21
  22         aliases {
  23                 ethernet1 = &qca7000;
  24         };
  25
  26         memory@40000000 {
  27                 reg = <0x40000000 0x08000000>;
  28         };
  29
  30         apb@80000000 {
  31                 apbh@80000000 {
  32                         ssp0: ssp@80010000 {
  33                                 compatible = "fsl,imx28-mmc";
  34                                 pinctrl-names = "default";
  35                                 pinctrl-0 = <&mmc0_8bit_pins_a
  36                                         &mmc0_cd_cfg &mmc0_sck_cfg>;
  37                                 bus-width = <8>;
  38                                 vmmc-supply = <&reg_3p3v>;
  39                                 status = "okay";
  40                                 non-removable;
  41                         };
  42
  43                         ssp2: ssp@80014000 {
  44                                 compatible = "fsl,imx28-spi";
  45                                 pinctrl-names = "default";
  46                                 pinctrl-0 = <&spi2_pins_a>;
  47                                 status = "okay";
  48
  49                                 qca7000: ethernet@0 {
  50                                         reg = <0>;
  51                                         compatible = "qca,qca7000";
  52                                         pinctrl-names = "default";
  53                                         pinctrl-0 = <&qca7000_pins>;
  54                                         interrupt-parent = <&gpio3>;
  55                                         interrupts = <3 IRQ_TYPE_EDGE_RISING>;
  56                                         spi-cpha;
  57                                         spi-cpol;
  58                                         spi-max-frequency = <8000000>;
  59                                 };
  60                         };
  61
  62                         pinctrl@80018000 {
  63                                 pinctrl-names = "default";
  64                                 pinctrl-0 = <&hog_pins_a>;
  65
  66                                 hog_pins_a: hog@0 {
  67                                         reg = <0>;
  68                                         fsl,pinmux-ids = <
  69                                                 MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
  70                                         >;
  71                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  72                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  73                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  74                                 };
  75
  76                                 mac0_phy_reset_pin: mac0-phy-reset@0 {
  77                                         reg = <0>;
  78                                         fsl,pinmux-ids = <
  79                                                 MX28_PAD_GPMI_ALE__GPIO_0_26    /* PHY Reset */
  80                                         >;
  81                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  82                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  83                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  84                                 };
  85
  86                                 mac0_phy_int_pin: mac0-phy-int@0 {
  87                                         reg = <0>;
  88                                         fsl,pinmux-ids = <
  89                                                 MX28_PAD_GPMI_D07__GPIO_0_7    /* PHY Interrupt */
  90                                         >;
  91                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  92                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  93                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  94                                 };
  95
  96                                 led_pins: led@0 {
  97                                         reg = <0>;
  98                                         fsl,pinmux-ids = <
  99                                                 MX28_PAD_SAIF0_MCLK__GPIO_3_20
 100                                                 MX28_PAD_SAIF0_LRCLK__GPIO_3_21
 101                                         >;
 102                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
 103                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
 104                                         fsl,pull-up = <MXS_PULL_DISABLE>;
 105                                 };
 106
 107                                 qca7000_pins: qca7000@0 {
 108                                         reg = <0>;
 109                                         fsl,pinmux-ids = <
 110                                                 MX28_PAD_AUART0_RTS__GPIO_3_3    /* Interrupt */
 111                                                 MX28_PAD_LCD_D13__GPIO_1_13      /* QCA7K reset */
 112                                                 MX28_PAD_LCD_D14__GPIO_1_14      /* GPIO 0 */
 113                                                 MX28_PAD_LCD_D15__GPIO_1_15      /* GPIO 1 */
 114                                                 MX28_PAD_LCD_D18__GPIO_1_18      /* GPIO 2 */
 115                                                 MX28_PAD_LCD_D21__GPIO_1_21      /* GPIO 3 */
 116                                         >;
 117                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
 118                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
 119                                         fsl,pull-up = <MXS_PULL_DISABLE>;
 120                                 };
 121                         };
 122                 };
 123
 124                 apbx@80040000 {
 125                         lradc@80050000 {
 126                                 status = "okay";
 127                         };
 128
 129                         duart: serial@80074000 {
 130                                 pinctrl-names = "default";
 131                                 pinctrl-0 = <&duart_pins_a>;
 132                                 status = "okay";
 133                         };
 134
 135                         usbphy0: usbphy@8007c000 {
 136                                 status = "okay";
 137                         };
 138                 };
 139         };
 140
 141         ahb@80080000 {
 142                 usb0: usb@80080000 {
 143                         status = "okay";
 144                         dr_mode = "peripheral";
 145                 };
 146
 147                 mac0: ethernet@800f0000 {
 148                         phy-mode = "rmii";
 149                         pinctrl-names = "default";
 150                         pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
 151                         phy-supply = <&reg_3p3v>;
 152                         phy-reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
 153                         phy-reset-duration = <25>;
 154                         phy-handle = <&ethphy>;
 155                         status = "okay";
 156
 157                         mdio {
 158                                 #address-cells = <1>;
 159                                 #size-cells = <0>;
 160
 161                                 ethphy: ethernet-phy@0 {
 162                                         compatible = "ethernet-phy-ieee802.3-c22";
 163                                         reg = <0>;
 164                                         pinctrl-names = "default";
 165                                         pinctrl-0 = <&mac0_phy_int_pin>;
 166                                         interrupt-parent = <&gpio0>;
 167                                         interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
 168                                         max-speed = <100>;
 169                                 };
 170                         };
 171                 };
 172         };
 173
 174         reg_3p3v: regulator-3p3v {
 175                 compatible = "regulator-fixed";
 176                 regulator-name = "3P3V";
 177                 regulator-min-microvolt = <3300000>;
 178                 regulator-max-microvolt = <3300000>;
 179                 regulator-always-on;
 180         };
 181
 182         leds {
 183                 compatible = "gpio-leds";
 184                 pinctrl-names = "default";
 185                 pinctrl-0 = <&led_pins>;
 186
 187                 status-red {
 188                         label = "duckbill:red:status";
 189                         gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
 190                         linux,default-trigger = "default-on";
 191                 };
 192
 193                 status-green {
 194                         label = "duckbill:green:status";
 195                         gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>;
 196                         linux,default-trigger = "heartbeat";
 197                 };
 198         };
 199 };