Le 04/03/2015 03:51, Josh Wu a écrit :
> Add at91 sama5d4 xplained board support.
>
> Signed-off-by: Josh Wu <josh.wu@xxxxxxxxx>
> ---
>
> Changes in v4:
> - Thanks to Bo Shen to find following leds issues:
> 1. the leds' label is changed in new xplained board.
> 2. as piod bank is disabled in sama5d4, that will whole led driver
> not work. So just disable the led which used piod.
>
> Changes in v3:
> - add phy0 child node under macb0
> - rebase on top of linux next, re-formated the arch/arm/boot/dts/Makefile
>
> Changes in v2:
> - to be sorted by memory address, put the adc dt node after usart4.
>
> arch/arm/boot/dts/Makefile | 3 +-
> arch/arm/boot/dts/at91-sama5d4_xplained.dts | 239 ++++++++++++++++++++++++++++
> 2 files changed, 241 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm/boot/dts/at91-sama5d4_xplained.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index a1c776b..5c189a5 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -42,7 +42,8 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
> sama5d34ek.dtb \
> sama5d35ek.dtb \
> sama5d36ek.dtb \
> - at91-sama5d4ek.dtb
> + at91-sama5d4ek.dtb \
> + at91-sama5d4_xplained.dtb
> dtb-$(CONFIG_ARCH_ATLAS6) += \
> atlas6-evb.dtb
> dtb-$(CONFIG_ARCH_ATLAS7) += \
> diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
> new file mode 100644
> index 0000000..af8f4f5
> --- /dev/null
> +++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
> @@ -0,0 +1,239 @@
> +/*
> + * at91-sama5d4_xplained.dts - Device Tree file for SAMA5D4 Xplained board
> + *
> + * Copyright (C) 2015 Atmel,
> + * 2015 Josh Wu <josh.wu@xxxxxxxxx>
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + */
> +/dts-v1/;
> +#include "sama5d4.dtsi"
> +
> +/ {
> + model = "Atmel SAMA5D4 Xplained";
> + compatible = "atmel,sama5d4-xplained", "atmel,sama5d4", "atmel,sama5";
> +
> + chosen {
> + bootargs = "console=ttyS0,115200 ignore_loglevel earlyprintk";
> + };
> +
> + memory {
> + reg = <0x20000000 0x20000000>;
> + };
> +
> + clocks {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + main_clock: clock@0 {
> + compatible = "atmel,osc", "fixed-clock";
> + clock-frequency = <12000000>;
> + };
> +
> + slow_xtal {
> + clock-frequency = <32768>;
> + };
> +
> + main_xtal {
> + clock-frequency = <12000000>;
> + };
> + };
> +
> + ahb {
> + apb {
> + spi0: spi@f8010000 {
> + cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
> + status = "okay";
> + m25p80@0 {
> + compatible = "atmel,at25df321a";
> + spi-max-frequency = <50000000>;
> + reg = <0>;
> + };
> + };
> +
> + macb0: ethernet@f8020000 {
> + phy-mode = "rmii";
> + status = "okay";
> +
> + phy0: ethernet-phy@1 {
> + interrupt-parent = <&pioE>;
> + interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
> + reg = <1>;
> + };
> + };
> +
> + mmc1: mmc@fc000000 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
> + status = "okay";
> + slot@0 {
> + reg = <0>;
> + bus-width = <4>;
> + cd-gpios = <&pioE 3 0>;
> + };
> + };
> +
> + usart3: serial@fc00c000 {
> + status = "okay";
> + };
> +
> + usart4: serial@fc010000 {
> + status = "okay";
> + };
> +
> + adc0: adc@fc034000 {
> + atmel,adc-vref = <3300>;
> + status = "okay";
> + };
> +
> + watchdog@fc068640 {
> + status = "okay";
> + };
> +
> + pinctrl@fc06a000 {
> + board {
> + pinctrl_mmc1_cd: mmc1_cd {
> + atmel,pins =
> + <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
> + };
> + pinctrl_usba_vbus: usba_vbus {
> + atmel,pins =
> + <AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
> + };
> + pinctrl_key_gpio: key_gpio_0 {
> + atmel,pins =
> + <AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PE13 gpio */
Nit: useless comment which is wrong. I remove it.
> + };
> + };
> + };
> + };
> +
> + usb0: gadget@00400000 {
> + atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usba_vbus>;
> + status = "okay";
> + };
> +
> + usb1: ohci@00500000 {
> + num-ports = <3>;
> + atmel,vbus-gpio = <0
> + &pioE 11 GPIO_ACTIVE_HIGH
> + &pioE 14 GPIO_ACTIVE_HIGH
> + >;
> + status = "okay";
> + };
> +
> + usb2: ehci@00600000 {
> + status = "okay";
> + };
> +
> + nand0: nand@80000000 {
> + nand-bus-width = <8>;
> + nand-ecc-mode = "hw";
> + nand-on-flash-bbt;
> + atmel,has-pmecc;
> + status = "okay";
> +
> + at91bootstrap@0 {
> + label = "at91bootstrap";
> + reg = <0x0 0x40000>;
> + };
> +
> + bootloader@40000 {
> + label = "bootloader";
> + reg = <0x40000 0x80000>;
> + };
> +
> + bootloaderenv@c0000 {
> + label = "bootloader env";
> + reg = <0xc0000 0xc0000>;
> + };
> +
> + dtb@180000 {
> + label = "device tree";
> + reg = <0x180000 0x80000>;
> + };
> +
> + kernel@200000 {
> + label = "kernel";
> + reg = <0x200000 0x600000>;
> + };
> +
> + rootfs@800000 {
> + label = "rootfs";
> + reg = <0x800000 0x0f800000>;
> + };
> + };
> + };
> +
> + gpio_keys {
> + compatible = "gpio-keys";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_key_gpio>;
> +
> + pb_user1 {
> + label = "pb_user1";
> + gpios = <&pioE 8 GPIO_ACTIVE_HIGH>;
> + linux,code = <0x100>;
> + gpio-key,wakeup;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + status = "okay";
> +
> + d8 {
> + label = "d8";
> + gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
> + status = "disabled";
> + };
> +
> + d10 {
> + label = "d10";
> + gpios = <&pioE 15 GPIO_ACTIVE_LOW>;
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +};
>
Otherwise, it's okay:
Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
I take it for at91-4.1-dt (no need to respin it).
Bye,
--
Nicolas Ferre
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