mirror of
https://github.com/AsahiLinux/u-boot
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eab36f6d7b
To support driver model and device tree, use the SPI-flash-based AT45xxx DataFlash driver, DataFlash is a kind of SPI flash. Instead of ATMEL_DATAFLASH_SPI DataFlash older driver that will be removed in the future. Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com> Reviewed-by: Simon Glass <sjg@chromium.org>
229 lines
4.2 KiB
Text
229 lines
4.2 KiB
Text
/*
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* at91sam9263ek.dts - Device Tree file for Atmel at91sam9263 reference board
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*
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* Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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*
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* Licensed under GPLv2 only
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*/
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/dts-v1/;
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#include "at91sam9263.dtsi"
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/ {
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model = "Atmel at91sam9263ek";
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compatible = "atmel,at91sam9263ek", "atmel,at91sam9263", "atmel,at91sam9";
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chosen {
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bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
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stdout-path = "serial0:115200n8";
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u-boot,dm-pre-reloc;
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};
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memory {
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reg = <0x20000000 0x4000000>;
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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 = <16367660>;
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};
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};
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ahb {
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apb {
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dbgu: serial@ffffee00 {
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u-boot,dm-pre-reloc;
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status = "okay";
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};
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usart0: serial@fff8c000 {
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pinctrl-0 = <
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&pinctrl_usart0
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&pinctrl_usart0_rts
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&pinctrl_usart0_cts>;
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status = "okay";
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};
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macb0: ethernet@fffbc000 {
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phy-mode = "rmii";
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status = "okay";
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};
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usb1: gadget@fff78000 {
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atmel,vbus-gpio = <&pioA 25 GPIO_ACTIVE_HIGH>;
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status = "okay";
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};
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mmc0: mmc@fff80000 {
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pinctrl-0 = <
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&pinctrl_board_mmc0
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&pinctrl_mmc0_clk
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&pinctrl_mmc0_slot0_cmd_dat0
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&pinctrl_mmc0_slot0_dat1_3>;
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status = "okay";
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slot@0 {
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reg = <0>;
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bus-width = <4>;
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cd-gpios = <&pioE 18 GPIO_ACTIVE_HIGH>;
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wp-gpios = <&pioE 19 GPIO_ACTIVE_HIGH>;
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};
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};
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pinctrl@fffff200 {
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mmc0 {
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pinctrl_board_mmc0: mmc0-board {
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atmel,pins =
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<AT91_PIOE 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH /* PE18 gpio CD pin pull up and deglitch */
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AT91_PIOE 19 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PE19 gpio WP pin pull up */
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};
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};
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};
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spi0: spi@fffa4000 {
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status = "okay";
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cs-gpios = <&pioA 5 0>, <0>, <0>, <0>;
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mtd_dataflash@0 {
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compatible = "atmel,at45", "atmel,dataflash";
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spi-max-frequency = <15000000>;
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reg = <0>;
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};
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};
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watchdog@fffffd40 {
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status = "okay";
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};
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};
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fb0: fb@0x00700000 {
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display = <&display0>;
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status = "okay";
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display0: display {
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bits-per-pixel = <16>;
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atmel,lcdcon-backlight;
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atmel,dmacon = <0x1>;
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atmel,lcdcon2 = <0x80008002>;
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atmel,guard-time = <1>;
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display-timings {
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native-mode = <&timing0>;
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timing0: timing0 {
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clock-frequency = <4965000>;
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hactive = <240>;
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vactive = <320>;
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hback-porch = <1>;
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hfront-porch = <33>;
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vback-porch = <1>;
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vfront-porch = <0>;
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hsync-len = <5>;
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vsync-len = <1>;
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hsync-active = <1>;
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vsync-active = <1>;
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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 = "soft";
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nand-on-flash-bbt = <1>;
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status = "okay";
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at91bootstrap@0 {
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label = "at91bootstrap";
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reg = <0x0 0x20000>;
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};
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barebox@20000 {
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label = "barebox";
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reg = <0x20000 0x40000>;
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};
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bareboxenv@60000 {
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label = "bareboxenv";
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reg = <0x60000 0x20000>;
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};
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bareboxenv2@80000 {
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label = "bareboxenv2";
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reg = <0x80000 0x20000>;
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};
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oftree@80000 {
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label = "oftree";
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reg = <0xa0000 0x20000>;
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};
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kernel@a0000 {
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label = "kernel";
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reg = <0xc0000 0x400000>;
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};
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rootfs@4a0000 {
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label = "rootfs";
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reg = <0x4c0000 0x7800000>;
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};
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data@7ca0000 {
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label = "data";
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reg = <0x7cc0000 0x8340000>;
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};
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};
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usb0: ohci@00a00000 {
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num-ports = <2>;
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status = "okay";
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atmel,vbus-gpio = <&pioA 24 GPIO_ACTIVE_HIGH
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&pioA 21 GPIO_ACTIVE_HIGH
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>;
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};
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};
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leds {
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compatible = "gpio-leds";
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d3 {
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label = "d3";
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gpios = <&pioB 7 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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};
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d2 {
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label = "d2";
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gpios = <&pioC 29 GPIO_ACTIVE_LOW>;
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linux,default-trigger = "nand-disk";
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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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left_click {
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label = "left_click";
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gpios = <&pioC 5 GPIO_ACTIVE_LOW>;
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linux,code = <272>;
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wakeup-source;
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};
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right_click {
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label = "right_click";
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gpios = <&pioC 4 GPIO_ACTIVE_LOW>;
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linux,code = <273>;
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wakeup-source;
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};
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};
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i2c-gpio-0 {
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status = "okay";
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24c512@50 {
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compatible = "24c512";
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reg = <0x50>;
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pagesize = <128>;
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};
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};
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};
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