1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree file for ITian Square One SQ201 NAS
9 #include <dt-bindings/input/input.h>
12 model = "ITian Square One SQ201";
13 compatible = "itian,sq201", "cortina,gemini";
18 device_type = "memory";
19 reg = <0x00000000 0x8000000>;
23 bootargs = "console=ttyS0,115200n8";
28 compatible = "gpio-keys";
33 debounce_interval = <50>;
35 linux,code = <KEY_SETUP>;
36 label = "factory reset";
37 /* Conflict with NAND flash */
38 gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
43 compatible = "gpio-leds";
45 label = "sq201:green:info";
46 /* Conflict with parallel flash */
47 gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
49 linux,default-trigger = "heartbeat";
52 label = "sq201:green:usb";
53 /* Conflict with parallel and NAND flash */
54 gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;
55 default-state = "off";
56 linux,default-trigger = "usb-host";
63 * Flash access can be enabled, with the side effect
64 * of disabling access to GPIO LED on GPIO0[20] which
65 * reuse one of the parallel flash chip select lines.
66 * Also the default firmware on the machine has the
67 * problem that since it uses the flash, the two LEDS
68 * on the right become numb.
70 /* status = "okay"; */
72 reg = <0x30000000 0x01000000>;
76 reg = <0x00000000 0x00120000>;
81 reg = <0x00120000 0x00200000>;
85 reg = <0x00320000 0x00600000>;
88 label = "Application";
89 reg = <0x00920000 0x00600000>;
93 reg = <0x00f20000 0x00020000>;
98 reg = <0x00f40000 0x000a0000>;
102 label = "FIS directory";
103 reg = <0x00fe0000 0x00020000>;
108 syscon: syscon@40000000 {
111 * gpio0fgrp cover line 18 used by reset button
112 * gpio0ggrp cover line 20 used by info LED
113 * gpio0kgrp cover line 31 used by USB LED
115 gpio0_default_pins: pinctrl-gpio0 {
118 groups = "gpio0fgrp",
126 sata: sata@46000000 {
127 cortina,gemini-ata-muxmode = <0>;
128 cortina,gemini-enable-sata-bridge;
132 gpio0: gpio@4d000000 {
133 pinctrl-names = "default";
134 pinctrl-0 = <&gpio0_default_pins>;
139 interrupt-map-mask = <0xf800 0 0 7>;
141 <0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */
142 <0x4800 0 0 2 &pci_intc 1>,
143 <0x4800 0 0 3 &pci_intc 2>,
144 <0x4800 0 0 4 &pci_intc 3>,
145 <0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */
146 <0x5000 0 0 2 &pci_intc 2>,
147 <0x5000 0 0 3 &pci_intc 3>,
148 <0x5000 0 0 4 &pci_intc 0>,
149 <0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */
150 <0x5800 0 0 2 &pci_intc 3>,
151 <0x5800 0 0 3 &pci_intc 0>,
152 <0x5800 0 0 4 &pci_intc 1>,
153 <0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */
154 <0x6000 0 0 2 &pci_intc 0>,
155 <0x6000 0 0 3 &pci_intc 1>,
156 <0x6000 0 0 4 &pci_intc 2>;