| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | /* |
| 3 | * Device Tree common file for kirkwood based Buffalo Linkstation |
| 4 | * |
| 5 | * Copyright (C) 2015, 2016 |
| 6 | * Roger Shimizu <rogershimizu@gmail.com> |
| 7 | */ |
| 8 | |
| 9 | / { |
| 10 | chosen { |
| 11 | bootargs = "console=ttyS0,115200n8 earlyprintk"; |
| 12 | stdout-path = &uart0; |
| 13 | }; |
| 14 | |
| 15 | ocp@f1000000 { |
| 16 | pinctrl: pin-controller@10000 { |
| 17 | pmx_power_hdd0: pmx-power-hdd0 { |
| 18 | marvell,function = "gpio"; |
| 19 | }; |
| 20 | pmx_usb_vbus: pmx-usb-vbus { |
| 21 | marvell,function = "gpio"; |
| 22 | }; |
| 23 | pmx_led_alarm: pmx-led-alarm { |
| 24 | marvell,function = "gpio"; |
| 25 | }; |
| 26 | pmx_led_function_red: pmx-led-function-red { |
| 27 | marvell,function = "gpio"; |
| 28 | }; |
| 29 | pmx_led_function_blue: pmx-led-function-blue { |
| 30 | marvell,function = "gpio"; |
| 31 | }; |
| 32 | pmx_led_info: pmx-led-info { |
| 33 | marvell,function = "gpio"; |
| 34 | }; |
| 35 | pmx_led_power: pmx-led-power { |
| 36 | marvell,function = "gpio"; |
| 37 | }; |
| 38 | pmx_button_function: pmx-button-function { |
| 39 | marvell,function = "gpio"; |
| 40 | }; |
| 41 | pmx_power_switch: pmx-power-switch { |
| 42 | marvell,function = "gpio"; |
| 43 | }; |
| 44 | pmx_power_auto_switch: pmx-power-auto-switch { |
| 45 | marvell,function = "gpio"; |
| 46 | }; |
| 47 | }; |
| 48 | |
| 49 | serial@12000 { |
| 50 | status = "okay"; |
| 51 | }; |
| 52 | |
| 53 | sata@80000 { |
| 54 | status = "okay"; |
| 55 | nr-ports = <1>; |
| 56 | }; |
| 57 | |
| 58 | spi@10600 { |
| 59 | status = "okay"; |
| 60 | |
| 61 | m25p40@0 { |
| 62 | #address-cells = <1>; |
| 63 | #size-cells = <1>; |
| 64 | compatible = "st,m25p40", "jedec,spi-nor"; |
| 65 | reg = <0>; |
| 66 | spi-max-frequency = <25000000>; |
| 67 | mode = <0>; |
| 68 | |
| 69 | partition@0 { |
| 70 | reg = <0x0 0x60000>; |
| 71 | label = "uboot"; |
| 72 | read-only; |
| 73 | }; |
| 74 | |
| 75 | partition@60000 { |
| 76 | reg = <0x60000 0x10000>; |
| 77 | label = "dtb"; |
| 78 | read-only; |
| 79 | }; |
| 80 | |
| 81 | partition@70000 { |
| 82 | reg = <0x70000 0x10000>; |
| 83 | label = "uboot_env"; |
| 84 | }; |
| 85 | }; |
| 86 | }; |
| 87 | }; |
| 88 | |
| 89 | gpio_keys { |
| 90 | compatible = "gpio-keys"; |
| 91 | #address-cells = <1>; |
| 92 | #size-cells = <0>; |
| 93 | pinctrl-0 = <&pmx_button_function &pmx_power_switch |
| 94 | &pmx_power_auto_switch>; |
| 95 | pinctrl-names = "default"; |
| 96 | |
| 97 | function-button { |
| 98 | label = "Function Button"; |
| 99 | linux,code = <KEY_OPTION>; |
| 100 | }; |
| 101 | |
| 102 | power-on-switch { |
| 103 | label = "Power-on Switch"; |
| 104 | linux,code = <KEY_RESERVED>; |
| 105 | linux,input-type = <5>; |
| 106 | }; |
| 107 | |
| 108 | power-auto-switch { |
| 109 | label = "Power-auto Switch"; |
| 110 | linux,code = <KEY_ESC>; |
| 111 | linux,input-type = <5>; |
| 112 | }; |
| 113 | }; |
| 114 | |
| 115 | gpio_leds { |
| 116 | compatible = "gpio-leds"; |
| 117 | pinctrl-0 = <&pmx_led_function_red &pmx_led_alarm |
| 118 | &pmx_led_info &pmx_led_power |
| 119 | &pmx_led_function_blue>; |
| 120 | pinctrl-names = "default"; |
| 121 | }; |
| 122 | |
| 123 | restart_poweroff { |
| 124 | compatible = "restart-poweroff"; |
| 125 | }; |
| 126 | |
| 127 | regulators { |
| 128 | compatible = "simple-bus"; |
| 129 | #address-cells = <1>; |
| 130 | #size-cells = <0>; |
| 131 | pinctrl-0 = <&pmx_power_hdd0 &pmx_usb_vbus>; |
| 132 | pinctrl-names = "default"; |
| 133 | |
| 134 | usb_power: regulator@1 { |
| 135 | compatible = "regulator-fixed"; |
| 136 | reg = <1>; |
| 137 | regulator-name = "USB Power"; |
| 138 | regulator-min-microvolt = <5000000>; |
| 139 | regulator-max-microvolt = <5000000>; |
| 140 | enable-active-high; |
| 141 | regulator-always-on; |
| 142 | regulator-boot-on; |
| 143 | }; |
| 144 | |
| 145 | hdd_power0: regulator@2 { |
| 146 | compatible = "regulator-fixed"; |
| 147 | reg = <2>; |
| 148 | regulator-name = "HDD0 Power"; |
| 149 | regulator-min-microvolt = <5000000>; |
| 150 | regulator-max-microvolt = <5000000>; |
| 151 | enable-active-high; |
| 152 | regulator-always-on; |
| 153 | regulator-boot-on; |
| 154 | }; |
| 155 | }; |
| 156 | }; |
| 157 | |
| 158 | &pciec { |
| 159 | status = "okay"; |
| 160 | }; |
| 161 | |
| 162 | &pcie0 { |
| 163 | status = "okay"; |
| 164 | }; |