mirror of https://gitee.com/openkylin/linux.git
176 lines
3.1 KiB
Plaintext
176 lines
3.1 KiB
Plaintext
/*
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* at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board
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*
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* Copyright (C) 2014 Gaël PORTAY <g.portay@overkiz.com>
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*
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* Licensed under GPLv2 or later.
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*/
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/dts-v1/;
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#include "at91sam9g25.dtsi"
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#include <dt-bindings/pwm/pwm.h>
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/ {
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model = "Overkiz Kizbox mini";
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compatible = "overkiz,kizboxmini", "atmel,at91sam9g25", "atmel,at91sam9x5", "atmel,at91sam9";
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chosen {
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bootargs = "ubi.mtd=ubi";
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stdout-path = &dbgu;
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};
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memory {
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reg = <0x20000000 0x8000000>;
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};
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clocks {
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slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal {
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clock-frequency = <12000000>;
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};
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};
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ahb {
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apb {
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tcb0: timer@f8008000 {
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timer@0 {
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compatible = "atmel,tcb-timer";
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reg = <0>;
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};
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timer@1 {
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compatible = "atmel,tcb-timer";
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reg = <1>;
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};
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};
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usart0: serial@f801c000 {
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status = "okay";
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};
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macb0: ethernet@f802c000 {
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phy-mode = "rmii";
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status = "okay";
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};
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pwm0: pwm@f8034000 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pwm0_pwm0_1
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&pinctrl_pwm0_pwm1_1>;
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status = "okay";
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};
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dbgu: serial@fffff200 {
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status = "okay";
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};
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watchdog@fffffe40 {
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status = "okay";
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};
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};
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usb0: ohci@600000 {
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num-ports = <1>;
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status = "okay";
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};
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usb1: ehci@700000 {
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status = "okay";
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};
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ebi: ebi@10000000 {
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pinctrl-0 = <&pinctrl_ebi_addr_nand
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&pinctrl_ebi_data_0_7>;
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pinctrl-names = "default";
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status = "okay";
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nand_controller: nand-controller {
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status = "okay";
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pinctrl-0 = <&pinctrl_nand_oe_we
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&pinctrl_nand_cs
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&pinctrl_nand_rb>;
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pinctrl-names = "default";
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nand@3 {
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reg = <0x3 0x0 0x800000>;
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rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
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cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <4>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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label = "atmel_nand";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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bootstrap@0 {
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label = "bootstrap";
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reg = <0x0 0x20000>;
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};
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ubi@20000 {
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label = "ubi";
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reg = <0x20000 0x7fe0000>;
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};
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};
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};
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};
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};
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nand0: nand@40000000 {
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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atmel,has-pmecc;
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atmel,pmecc-cap = <4>;
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atmel,pmecc-sector-size = <512>;
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nand-on-flash-bbt;
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status = "okay";
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};
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};
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gpio_keys {
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compatible = "gpio-keys";
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#address-cells = <1>;
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#size-cells = <0>;
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prog {
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label = "PB_PROG";
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gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
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linux,code = <0x102>;
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wakeup-source;
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};
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reset {
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label = "PB_RST";
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gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
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linux,code = <0x100>;
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wakeup-source;
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};
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};
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pwm_leds {
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compatible = "pwm-leds";
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green {
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label = "pwm:green:user";
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pwms = <&pwm0 0 10000000 0>;
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max-brightness = <255>;
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linux,default-trigger = "default-on";
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};
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red {
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label = "pwm:red:user";
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pwms = <&pwm0 1 10000000 0>;
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max-brightness = <255>;
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linux,default-trigger = "default-on";
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};
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};
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};
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