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

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
   4  * Copyright (C) 2016 Michael Heimpold <mhei@heimpold.de>
   5  */
   6
   7 /dts-v1/;
   8 #include <dt-bindings/interrupt-controller/irq.h>
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include "imx28.dtsi"
  11
  12 / {
  13         model = "I2SE Duckbill 2 SPI";
  14         compatible = "i2se,duckbill-2-spi", "i2se,duckbill-2", "fsl,imx28";
  15
  16         aliases {
  17                 ethernet1 = &qca7000;
  18         };
  19
  20         memory@40000000 {
  21                 device_type = "memory";
  22                 reg = <0x40000000 0x08000000>;
  23         };
  24
  25         apb@80000000 {
  26                 apbh@80000000 {
  27                         ssp0: spi@80010000 {
  28                                 compatible = "fsl,imx28-mmc";
  29                                 pinctrl-names = "default";
  30                                 pinctrl-0 = <&mmc0_8bit_pins_a
  31                                         &mmc0_cd_cfg &mmc0_sck_cfg>;
  32                                 bus-width = <8>;
  33                                 vmmc-supply = <&reg_3p3v>;
  34                                 status = "okay";
  35                                 non-removable;
  36                         };
  37
  38                         ssp2: spi@80014000 {
  39                                 compatible = "fsl,imx28-spi";
  40                                 pinctrl-names = "default";
  41                                 pinctrl-0 = <&spi2_pins_a>;
  42                                 status = "okay";
  43
  44                                 qca7000: ethernet@0 {
  45                                         reg = <0>;
  46                                         compatible = "qca,qca7000";
  47                                         pinctrl-names = "default";
  48                                         pinctrl-0 = <&qca7000_pins>;
  49                                         interrupt-parent = <&gpio3>;
  50                                         interrupts = <3 IRQ_TYPE_EDGE_RISING>;
  51                                         spi-cpha;
  52                                         spi-cpol;
  53                                         spi-max-frequency = <8000000>;
  54                                 };
  55                         };
  56
  57                         pinctrl@80018000 {
  58                                 pinctrl-names = "default";
  59                                 pinctrl-0 = <&hog_pins_a>;
  60
  61                                 hog_pins_a: hog@0 {
  62                                         reg = <0>;
  63                                         fsl,pinmux-ids = <
  64                                                 MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
  65                                         >;
  66                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  67                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  68                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  69                                 };
  70
  71                                 mac0_phy_reset_pin: mac0-phy-reset@0 {
  72                                         reg = <0>;
  73                                         fsl,pinmux-ids = <
  74                                                 MX28_PAD_GPMI_ALE__GPIO_0_26    /* PHY Reset */
  75                                         >;
  76                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  77                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  78                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  79                                 };
  80
  81                                 mac0_phy_int_pin: mac0-phy-int@0 {
  82                                         reg = <0>;
  83                                         fsl,pinmux-ids = <
  84                                                 MX28_PAD_GPMI_D07__GPIO_0_7    /* PHY Interrupt */
  85                                         >;
  86                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  87                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  88                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  89                                 };
  90
  91                                 led_pins: led@0 {
  92                                         reg = <0>;
  93                                         fsl,pinmux-ids = <
  94                                                 MX28_PAD_SAIF0_MCLK__GPIO_3_20
  95                                                 MX28_PAD_SAIF0_LRCLK__GPIO_3_21
  96                                         >;
  97                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  98                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  99                                         fsl,pull-up = <MXS_PULL_DISABLE>;
 100                                 };
 101
 102                                 qca7000_pins: qca7000@0 {
 103                                         reg = <0>;
 104                                         fsl,pinmux-ids = <
 105                                                 MX28_PAD_AUART0_RTS__GPIO_3_3    /* Interrupt */
 106                                                 MX28_PAD_LCD_D13__GPIO_1_13      /* QCA7K reset */
 107                                                 MX28_PAD_LCD_D14__GPIO_1_14      /* GPIO 0 */
 108                                                 MX28_PAD_LCD_D15__GPIO_1_15      /* GPIO 1 */
 109                                                 MX28_PAD_LCD_D18__GPIO_1_18      /* GPIO 2 */
 110                                                 MX28_PAD_LCD_D21__GPIO_1_21      /* GPIO 3 */
 111                                         >;
 112                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
 113                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
 114                                         fsl,pull-up = <MXS_PULL_DISABLE>;
 115                                 };
 116                         };
 117                 };
 118
 119                 apbx@80040000 {
 120                         lradc@80050000 {
 121                                 status = "okay";
 122                         };
 123
 124                         duart: serial@80074000 {
 125                                 pinctrl-names = "default";
 126                                 pinctrl-0 = <&duart_pins_a>;
 127                                 status = "okay";
 128                         };
 129
 130                         usbphy0: usbphy@8007c000 {
 131                                 status = "okay";
 132                         };
 133                 };
 134         };
 135
 136         ahb@80080000 {
 137                 usb0: usb@80080000 {
 138                         status = "okay";
 139                         dr_mode = "peripheral";
 140                 };
 141
 142                 mac0: ethernet@800f0000 {
 143                         phy-mode = "rmii";
 144                         pinctrl-names = "default";
 145                         pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
 146                         phy-supply = <&reg_3p3v>;
 147                         phy-reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
 148                         phy-reset-duration = <25>;
 149                         phy-handle = <&ethphy>;
 150                         status = "okay";
 151
 152                         mdio {
 153                                 #address-cells = <1>;
 154                                 #size-cells = <0>;
 155
 156                                 ethphy: ethernet-phy@0 {
 157                                         compatible = "ethernet-phy-ieee802.3-c22";
 158                                         reg = <0>;
 159                                         pinctrl-names = "default";
 160                                         pinctrl-0 = <&mac0_phy_int_pin>;
 161                                         interrupt-parent = <&gpio0>;
 162                                         interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
 163                                         max-speed = <100>;
 164                                 };
 165                         };
 166                 };
 167         };
 168
 169         reg_3p3v: regulator-3p3v {
 170                 compatible = "regulator-fixed";
 171                 regulator-name = "3P3V";
 172                 regulator-min-microvolt = <3300000>;
 173                 regulator-max-microvolt = <3300000>;
 174                 regulator-always-on;
 175         };
 176
 177         leds {
 178                 compatible = "gpio-leds";
 179                 pinctrl-names = "default";
 180                 pinctrl-0 = <&led_pins>;
 181
 182                 status-red {
 183                         label = "duckbill:red:status";
 184                         gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
 185                         linux,default-trigger = "default-on";
 186                 };
 187
 188                 status-green {
 189                         label = "duckbill:green:status";
 190                         gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>;
 191                         linux,default-trigger = "heartbeat";
 192                 };
 193         };
 194 };