1// SPDX-License-Identifier: GPL-2.0 2/* 3 * at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board 4 * 5 * Copyright (C) 2014-2018 Overkiz SAS 6 * Author: Antoine Aubert <a.aubert@overkiz.com> 7 * Gaël Portay <g.portay@overkiz.com> 8 * Kévin Raymond <k.raymond@overkiz.com> 9 * Dorian Rocipon <d.rocipon@overkiz.com> 10 */ 11#include "at91sam9g25.dtsi" 12 13/ { 14 chosen { 15 bootargs = "ubi.mtd=ubi"; 16 stdout-path = &dbgu; 17 }; 18 19 memory@20000000 { 20 reg = <0x20000000 0x8000000>; 21 }; 22 23 clocks { 24 main_xtal { 25 clock-frequency = <12000000>; 26 }; 27 28 slow_xtal { 29 clock-frequency = <32768>; 30 }; 31 32 adc_op_clk { 33 status = "disabled"; 34 }; 35 }; 36 37 gpio_keys { 38 compatible = "gpio-keys"; 39 40 key-prog { 41 label = "PB_PROG"; 42 gpios = <&pioC 17 GPIO_ACTIVE_LOW>; 43 linux,code = <0x102>; 44 wakeup-source; 45 }; 46 47 key-reset { 48 label = "PB_RST"; 49 gpios = <&pioC 16 GPIO_ACTIVE_LOW>; 50 linux,code = <0x100>; 51 wakeup-source; 52 }; 53 }; 54 55 leds: led-controller-1 { 56 compatible = "pwm-leds"; 57 58 led_blue: led-1 { 59 label = "pwm:blue:user"; 60 pwms = <&pwm0 2 10000000 0>; 61 max-brightness = <255>; 62 linux,default-trigger = "none"; 63 status = "disabled"; 64 }; 65 66 led_green: led-2 { 67 label = "pwm:green:user"; 68 pwms = <&pwm0 0 10000000 0>; 69 max-brightness = <255>; 70 linux,default-trigger = "default-on"; 71 }; 72 73 led_red: led-3 { 74 label = "pwm:red:user"; 75 pwms = <&pwm0 1 10000000 0>; 76 max-brightness = <255>; 77 linux,default-trigger = "default-on"; 78 }; 79 }; 80}; 81 82&usart0 { 83 atmel,use-dma-rx; 84 atmel,use-dma-tx; 85 status = "okay"; 86}; 87 88&macb0 { 89 phy-mode = "rmii"; 90 status = "okay"; 91}; 92 93&pwm0 { 94 pinctrl-names = "default"; 95 pinctrl-0 = <&pinctrl_pwm0_pwm0_1 96 &pinctrl_pwm0_pwm1_1 97 &pinctrl_pwm0_pwm2_1>; 98 status = "okay"; 99}; 100 101&dbgu { 102 status = "okay"; 103}; 104 105&watchdog { 106 status = "okay"; 107}; 108 109&adc0 { 110 status = "disabled"; 111}; 112 113&rtc { 114 status = "disabled"; 115}; 116 117&ebi { 118 pinctrl-0 = <&pinctrl_ebi_addr_nand 119 &pinctrl_ebi_data_0_7>; 120 pinctrl-names = "default"; 121 status = "okay"; 122}; 123 124&nand_controller { 125 status = "okay"; 126 pinctrl-0 = <&pinctrl_nand_oe_we 127 &pinctrl_nand_cs 128 &pinctrl_nand_rb>; 129 pinctrl-names = "default"; 130 131 nand@3 { 132 reg = <0x3 0x0 0x800000>; 133 rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>; 134 cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>; 135 nand-bus-width = <8>; 136 nand-ecc-mode = "hw"; 137 nand-ecc-strength = <4>; 138 nand-ecc-step-size = <512>; 139 nand-on-flash-bbt; 140 label = "atmel_nand"; 141 142 partitions { 143 compatible = "fixed-partitions"; 144 #address-cells = <1>; 145 #size-cells = <1>; 146 147 bootstrap@0 { 148 label = "bootstrap"; 149 reg = <0x0 0x20000>; 150 }; 151 152 ubi@20000 { 153 label = "ubi"; 154 reg = <0x20000 0x7fe0000>; 155 }; 156 }; 157 }; 158}; 159 160&usb0 { 161 num-ports = <1>; 162 status = "okay"; 163}; 164 165&usb1 { 166 status = "okay"; 167}; 168 169