Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/imx28-duckbill-2-spi.dts
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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 = <®_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 = <®_3p3v>; 147 phy-reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>; 148 phy-reset-duration = <25>; 149 phy-handle = <ðphy>; 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 };
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