1// SPDX-License-Identifier: ISC 2/* 3 * Device Tree file for Iomega NAS 100D 4 */ 5 6/dts-v1/; 7 8#include "intel-ixp42x.dtsi" 9#include <dt-bindings/input/input.h> 10 11/ { 12 model = "Iomega NAS 100D"; 13 compatible = "iom,nas-100d", "intel,ixp42x"; 14 #address-cells = <1>; 15 #size-cells = <1>; 16 17 memory@0 { 18 /* 64 MB SDRAM */ 19 device_type = "memory"; 20 reg = <0x00000000 0x4000000>; 21 }; 22 23 chosen { 24 bootargs = "console=ttyS0,115200n8 root=/dev/sda1 rw rootwait"; 25 stdout-path = "uart0:115200n8"; 26 }; 27 28 aliases { 29 serial0 = &uart0; 30 }; 31 32 leds { 33 compatible = "gpio-leds"; 34 led-wlan { 35 label = "nas100d:red:wlan"; 36 gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>; 37 default-state = "on"; 38 /* We don't have WLAN trigger in the kernel (yet) */ 39 linux,default-trigger = "netdev"; 40 }; 41 led-disk { 42 label = "nas100d:red:disk"; 43 gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>; 44 default-state = "on"; 45 linux,default-trigger = "disk-activity"; 46 }; 47 led-power { 48 label = "nas100d:red:power"; 49 gpios = <&gpio0 15 GPIO_ACTIVE_LOW>; 50 default-state = "on"; 51 linux,default-trigger = "heartbeat"; 52 }; 53 }; 54 55 gpio_keys { 56 compatible = "gpio-keys"; 57 58 button-power { 59 wakeup-source; 60 linux,code = <KEY_POWER>; 61 label = "power"; 62 gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; 63 }; 64 button-reset { 65 wakeup-source; 66 linux,code = <KEY_RESTART>; 67 label = "reset"; 68 gpios = <&gpio0 4 GPIO_ACTIVE_LOW>; 69 }; 70 }; 71 72 i2c { 73 compatible = "i2c-gpio"; 74 sda-gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; 75 scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; 76 #address-cells = <1>; 77 #size-cells = <0>; 78 79 rtc@51 { 80 compatible = "nxp,pcf8563"; 81 reg = <0x51>; 82 }; 83 }; 84 85 gpio-poweroff { 86 compatible = "gpio-poweroff"; 87 gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>; 88 timeout-ms = <5000>; 89 }; 90 91 soc { 92 bus@c4000000 { 93 /* The first 16MB region at CS0 on the expansion bus */ 94 flash@0,0 { 95 compatible = "intel,ixp4xx-flash", "cfi-flash"; 96 bank-width = <2>; 97 /* 98 * 8 MB of Flash in 0x20000 byte blocks 99 * mapped in at CS0. 100 */ 101 reg = <0 0x00000000 0x800000>; 102 103 partitions { 104 compatible = "redboot-fis"; 105 /* Eraseblock at 0x7e0000 */ 106 fis-index-block = <0x3f>; 107 }; 108 }; 109 }; 110 111 pci@c0000000 { 112 status = "okay"; 113 114 /* 115 * Taken from NAS 100D PCI boardfile (nas100d-pci.c) 116 * We have slots (IDSEL) 1, 2 and 3 and pins 1, 2 and 3. 117 */ 118 #interrupt-cells = <1>; 119 interrupt-map-mask = <0xf800 0 0 7>; 120 interrupt-map = 121 /* IDSEL 1 */ 122 <0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */ 123 /* IDSEL 2 */ 124 <0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */ 125 /* IDSEL 3 */ 126 <0x1800 0 0 1 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 3 is irq 9 */ 127 <0x1800 0 0 2 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 3 is irq 8 */ 128 <0x1800 0 0 3 &gpio0 7 IRQ_TYPE_LEVEL_LOW>; /* INT C on slot 3 is irq 7 */ 129 }; 130 131 ethernet@c8009000 { 132 status = "okay"; 133 queue-rx = <&qmgr 3>; 134 queue-txready = <&qmgr 20>; 135 phy-mode = "rgmii"; 136 phy-handle = <&phy0>; 137 138 mdio { 139 #address-cells = <1>; 140 #size-cells = <0>; 141 142 phy0: ethernet-phy@0 { 143 reg = <0>; 144 }; 145 }; 146 }; 147 }; 148}; 149