arch/arm/boot/dts/gemini-sq201.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree file for ITian Square One SQ201 NAS
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "gemini.dtsi"
   9 #include <dt-bindings/input/input.h>
  10
  11 / {
  12         model = "ITian Square One SQ201";
  13         compatible = "itian,sq201", "cortina,gemini";
  14         #address-cells = <1>;
  15         #size-cells = <1>;
  16
  17         memory@0 { /* 128 MB */
  18                 device_type = "memory";
  19                 reg = <0x00000000 0x8000000>;
  20         };
  21
  22         chosen {
  23                 bootargs = "console=ttyS0,115200n8";
  24                 stdout-path = &uart0;
  25         };
  26
  27         gpio_keys {
  28                 compatible = "gpio-keys";
  29
  30                 button-setup {
  31                         debounce-interval = <50>;
  32                         wakeup-source;
  33                         linux,code = <KEY_SETUP>;
  34                         label = "factory reset";
  35                         /* Conflict with NAND flash */
  36                         gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
  37                 };
  38         };
  39
  40         leds {
  41                 compatible = "gpio-leds";
  42                 led-green-info {
  43                         label = "sq201:green:info";
  44                         /* Conflict with parallel flash */
  45                         gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
  46                         default-state = "on";
  47                         linux,default-trigger = "heartbeat";
  48                 };
  49                 led-green-usb {
  50                         label = "sq201:green:usb";
  51                         /* Conflict with parallel and NAND flash */
  52                         gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;
  53                         default-state = "off";
  54                         linux,default-trigger = "usb-host";
  55                 };
  56         };
  57
  58         soc {
  59                 flash@30000000 {
  60                         /*
  61                          * Flash access can be enabled, with the side effect
  62                          * of disabling access to GPIO LED on GPIO0[20] which
  63                          * reuse one of the parallel flash chip select lines.
  64                          * Also the default firmware on the machine has the
  65                          * problem that since it uses the flash, the two LEDS
  66                          * on the right become numb.
  67                          */
  68                         /* status = "okay"; */
  69                         /* 16MB of flash */
  70                         reg = <0x30000000 0x01000000>;
  71
  72                         partition@0 {
  73                                 label = "RedBoot";
  74                                 reg = <0x00000000 0x00120000>;
  75                                 read-only;
  76                         };
  77                         partition@120000 {
  78                                 label = "Kernel";
  79                                 reg = <0x00120000 0x00200000>;
  80                         };
  81                         partition@320000 {
  82                                 label = "Ramdisk";
  83                                 reg = <0x00320000 0x00600000>;
  84                         };
  85                         partition@920000 {
  86                                 label = "Application";
  87                                 reg = <0x00920000 0x00600000>;
  88                         };
  89                         partition@f20000 {
  90                                 label = "VCTL";
  91                                 reg = <0x00f20000 0x00020000>;
  92                                 read-only;
  93                         };
  94                         partition@f40000 {
  95                                 label = "CurConf";
  96                                 reg = <0x00f40000 0x000a0000>;
  97                                 read-only;
  98                         };
  99                         partition@fe0000 {
 100                                 label = "FIS directory";
 101                                 reg = <0x00fe0000 0x00020000>;
 102                                 read-only;
 103                         };
 104                 };
 105
 106                 syscon: syscon@40000000 {
 107                         pinctrl {
 108                                 /*
 109                                  * gpio0fgrp cover line 18 used by reset button
 110                                  * gpio0ggrp cover line 20 used by info LED
 111                                  * gpio0kgrp cover line 31 used by USB LED
 112                                  */
 113                                 gpio0_default_pins: pinctrl-gpio0 {
 114                                         mux {
 115                                                 function = "gpio0";
 116                                                 groups = "gpio0fgrp",
 117                                                 "gpio0ggrp",
 118                                                 "gpio0kgrp";
 119                                         };
 120                                 };
 121                         };
 122                 };
 123
 124                 sata: sata@46000000 {
 125                         cortina,gemini-ata-muxmode = <0>;
 126                         cortina,gemini-enable-sata-bridge;
 127                         status = "okay";
 128                 };
 129
 130                 gpio0: gpio@4d000000 {
 131                         pinctrl-names = "default";
 132                         pinctrl-0 = <&gpio0_default_pins>;
 133                 };
 134
 135                 pci@50000000 {
 136                         status = "okay";
 137                         interrupt-map-mask = <0xf800 0 0 7>;
 138                         interrupt-map =
 139                                 <0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */
 140                                 <0x4800 0 0 2 &pci_intc 1>,
 141                                 <0x4800 0 0 3 &pci_intc 2>,
 142                                 <0x4800 0 0 4 &pci_intc 3>,
 143                                 <0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */
 144                                 <0x5000 0 0 2 &pci_intc 2>,
 145                                 <0x5000 0 0 3 &pci_intc 3>,
 146                                 <0x5000 0 0 4 &pci_intc 0>,
 147                                 <0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */
 148                                 <0x5800 0 0 2 &pci_intc 3>,
 149                                 <0x5800 0 0 3 &pci_intc 0>,
 150                                 <0x5800 0 0 4 &pci_intc 1>,
 151                                 <0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */
 152                                 <0x6000 0 0 2 &pci_intc 0>,
 153                                 <0x6000 0 0 3 &pci_intc 1>,
 154                                 <0x6000 0 0 4 &pci_intc 2>;
 155                 };
 156
 157                 ata@63000000 {
 158                         status = "okay";
 159                 };
 160         };
 161 };