| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | /* |
| 3 | * at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board |
| 4 | * |
| 5 | * Copyright (C) 2014 Gaël PORTAY <g.portay@overkiz.com> |
| 6 | */ |
| 7 | /dts-v1/; |
| 8 | #include "at91sam9g25.dtsi" |
| 9 | #include <dt-bindings/pwm/pwm.h> |
| 10 | |
| 11 | / { |
| 12 | model = "Overkiz Kizbox mini"; |
| 13 | compatible = "overkiz,kizboxmini", "atmel,at91sam9g25", "atmel,at91sam9x5", "atmel,at91sam9"; |
| 14 | |
| 15 | chosen { |
| 16 | bootargs = "ubi.mtd=ubi"; |
| 17 | stdout-path = &dbgu; |
| 18 | }; |
| 19 | |
| 20 | memory { |
| 21 | reg = <0x20000000 0x8000000>; |
| 22 | }; |
| 23 | |
| 24 | clocks { |
| 25 | slow_xtal { |
| 26 | clock-frequency = <32768>; |
| 27 | }; |
| 28 | |
| 29 | main_xtal { |
| 30 | clock-frequency = <12000000>; |
| 31 | }; |
| 32 | }; |
| 33 | |
| 34 | ahb { |
| 35 | nand0: nand@40000000 { |
| 36 | nand-bus-width = <8>; |
| 37 | nand-ecc-mode = "hw"; |
| 38 | atmel,has-pmecc; |
| 39 | atmel,pmecc-cap = <4>; |
| 40 | atmel,pmecc-sector-size = <512>; |
| 41 | nand-on-flash-bbt; |
| 42 | status = "okay"; |
| 43 | }; |
| 44 | }; |
| 45 | |
| 46 | gpio_keys { |
| 47 | compatible = "gpio-keys"; |
| 48 | #address-cells = <1>; |
| 49 | #size-cells = <0>; |
| 50 | |
| 51 | prog { |
| 52 | label = "PB_PROG"; |
| 53 | gpios = <&pioC 17 GPIO_ACTIVE_LOW>; |
| 54 | linux,code = <0x102>; |
| 55 | wakeup-source; |
| 56 | }; |
| 57 | |
| 58 | reset { |
| 59 | label = "PB_RST"; |
| 60 | gpios = <&pioC 16 GPIO_ACTIVE_LOW>; |
| 61 | linux,code = <0x100>; |
| 62 | wakeup-source; |
| 63 | }; |
| 64 | }; |
| 65 | |
| 66 | pwm_leds { |
| 67 | compatible = "pwm-leds"; |
| 68 | |
| 69 | green { |
| 70 | label = "pwm:green:user"; |
| 71 | pwms = <&pwm0 0 10000000 0>; |
| 72 | max-brightness = <255>; |
| 73 | linux,default-trigger = "default-on"; |
| 74 | }; |
| 75 | |
| 76 | red { |
| 77 | label = "pwm:red:user"; |
| 78 | pwms = <&pwm0 1 10000000 0>; |
| 79 | max-brightness = <255>; |
| 80 | linux,default-trigger = "default-on"; |
| 81 | }; |
| 82 | }; |
| 83 | }; |
| 84 | |
| 85 | &dbgu { |
| 86 | status = "okay"; |
| 87 | }; |
| 88 | |
| 89 | &ebi { |
| 90 | pinctrl-0 = <&pinctrl_ebi_addr_nand |
| 91 | &pinctrl_ebi_data_0_7>; |
| 92 | pinctrl-names = "default"; |
| 93 | status = "okay"; |
| 94 | |
| 95 | nand-controller { |
| 96 | pinctrl-0 = <&pinctrl_nand_oe_we |
| 97 | &pinctrl_nand_cs |
| 98 | &pinctrl_nand_rb>; |
| 99 | pinctrl-names = "default"; |
| 100 | status = "okay"; |
| 101 | |
| 102 | nand@3 { |
| 103 | reg = <0x3 0x0 0x800000>; |
| 104 | rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>; |
| 105 | cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>; |
| 106 | nand-bus-width = <8>; |
| 107 | nand-ecc-mode = "hw"; |
| 108 | nand-ecc-strength = <4>; |
| 109 | nand-ecc-step-size = <512>; |
| 110 | nand-on-flash-bbt; |
| 111 | label = "atmel_nand"; |
| 112 | |
| 113 | partitions { |
| 114 | compatible = "fixed-partitions"; |
| 115 | #address-cells = <1>; |
| 116 | #size-cells = <1>; |
| 117 | |
| 118 | bootstrap@0 { |
| 119 | label = "bootstrap"; |
| 120 | reg = <0x0 0x20000>; |
| 121 | }; |
| 122 | |
| 123 | ubi@20000 { |
| 124 | label = "ubi"; |
| 125 | reg = <0x20000 0x7fe0000>; |
| 126 | }; |
| 127 | }; |
| 128 | }; |
| 129 | }; |
| 130 | }; |
| 131 | |
| 132 | &macb0 { |
| 133 | phy-mode = "rmii"; |
| 134 | status = "okay"; |
| 135 | }; |
| 136 | |
| 137 | &pwm0 { |
| 138 | pinctrl-names = "default"; |
| 139 | pinctrl-0 = <&pinctrl_pwm0_pwm0_1 |
| 140 | &pinctrl_pwm0_pwm1_1>; |
| 141 | status = "okay"; |
| 142 | }; |
| 143 | |
| 144 | &tcb0 { |
| 145 | timer@0 { |
| 146 | compatible = "atmel,tcb-timer"; |
| 147 | reg = <0>; |
| 148 | }; |
| 149 | |
| 150 | timer@1 { |
| 151 | compatible = "atmel,tcb-timer"; |
| 152 | reg = <1>; |
| 153 | }; |
| 154 | }; |
| 155 | |
| 156 | &usart0 { |
| 157 | status = "okay"; |
| 158 | }; |
| 159 | |
| 160 | &usb0 { |
| 161 | num-ports = <1>; |
| 162 | status = "okay"; |
| 163 | }; |
| 164 | |
| 165 | &usb1 { |
| 166 | status = "okay"; |
| 167 | }; |
| 168 | |
| 169 | &watchdog { |
| 170 | status = "okay"; |
| 171 | }; |