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Message-ID: <51710503.7080309@atmel.com>
Date: Fri, 19 Apr 2013 10:49:07 +0200
From: Nicolas Ferre <nicolas.ferre@...el.com>
To: <linux-arm-kernel@...ts.infradead.org>, <dgilbert@...erlog.com>
CC: <robertcnelson@...il.com>,
Ludovic Desroches <ludovic.desroches@...el.com>,
Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
<linux-kernel@...r.kernel.org>, <tanzilli@...esystems.it>
Subject: Re: [PATCH 5/5] ARM: at91: add Acme Systems Fox G20 board
On 04/18/2013 06:34 PM, Nicolas Ferre :
> On 04/18/2013 03:01 PM, Nicolas Ferre :
>> From: Douglas Gilbert <dgilbert@...erlog.com>
>>
>> Signed-off-by: Douglas Gilbert <dgilbert@...erlog.com>
>> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
>> ---
>> arch/arm/boot/dts/Makefile | 1 +
>> arch/arm/boot/dts/at91-foxg20.dts | 166 ++++++++++++++++++++++++++++++++++++++
>
> FYI: I have to review this one: error while compiling.
Okay, corrected now: see below...
>
>> 2 files changed, 167 insertions(+)
>> create mode 100644 arch/arm/boot/dts/at91-foxg20.dts
>>
>> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
>> index b07f162..914fe65 100644
>> --- a/arch/arm/boot/dts/Makefile
>> +++ b/arch/arm/boot/dts/Makefile
>> @@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9263ek.dtb
>> dtb-$(CONFIG_ARCH_AT91) += tny_a9263.dtb
>> dtb-$(CONFIG_ARCH_AT91) += usb_a9263.dtb
>> # sam9g20
>> +dtb-$(CONFIG_ARCH_AT91) += at91-foxg20.dtb
>> dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek.dtb
>> dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek_2mmc.dtb
>> dtb-$(CONFIG_ARCH_AT91) += kizbox.dtb
>> diff --git a/arch/arm/boot/dts/at91-foxg20.dts b/arch/arm/boot/dts/at91-foxg20.dts
>> new file mode 100644
>> index 0000000..7d24ef7
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/at91-foxg20.dts
>> @@ -0,0 +1,166 @@
>> +/*
>> + * at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board
>> + *
>> + * Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC)
>> + *
>> + * Copyright (C) 2013 Douglas Gilbert <dgilbert@...erlog.com>
>> + *
>> + * Licensed under GPLv2 or later.
>> + */
>> +/dts-v1/;
>> +/include/ "at91sam9g20.dtsi"
>> +
>> +/ {
>> + model = "Acme Systems FoxG20";
>> + compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9";
>> +
>> + chosen {
>> + bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait";
>> + };
>> +
>> + memory {
>> + reg = <0x20000000 0x4000000>;
>> + };
>> +
>> + clocks {
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges;
>> +
>> + main_clock: clock@0 {
>> + compatible = "atmel,osc", "fixed-clock";
>> + clock-frequency = <18432000>;
>> + };
>> + };
>> +
>> + ahb {
>> + apb {
>> + usb1: gadget@...a4000 {
>> + atmel,vbus-gpio = <&pioC 6 0>;
>> + status = "okay";
>> + };
>> +
>> + mmc0: mmc@...a8000 {
>> + pinctrl-0 = <
>> + &pinctrl_mmc0_clk
>> + &pinctrl_mmc0_slot1_cmd_dat0
>> + &pinctrl_mmc0_slot1_dat1_3>;
>> + status = "okay";
>> + slot@1 {
>> + reg = <1>;
>> + bus-width = <4>;
>> + };
>> + };
>> +
>> + usart0: serial@...b0000 {
>> + pinctrl-0 =
>> + <&pinctrl_usart0
>> + &pinctrl_usart0_rts
>> + &pinctrl_usart0_cts
>> + >;
>> + status = "okay";
>> + };
>> +
>> + usart1: serial@...b4000 {
>> + status = "okay";
>> + };
>> +
>> + usart2: serial@...b8000 {
>> + status = "okay";
>> + };
>> +
>> + macb0: ethernet@...c4000 {
>> + phy-mode = "rmii";
>> + status = "okay";
>> + };
>> +
>> + spi0: spi@...c8000 {
>> + cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
>> + mtd_dataflash@0 {
>> + compatible = "atmel,at45", "atmel,dataflash";
>> + spi-max-frequency = <50000000>;
>> + reg = <1>;
>> + };
>> + status = "disabled";
No property after subnodes: moved upwards... but then, completely
removed: spi node is not defined in SoC .dtsi: it was even causing error
of cell definition... ==> we will add it later.
>> + };
>> +
>> + usart3: serial@...d0000 {
>> + status = "okay";
>> + };
>> +
>> + uart0: serial@...d4000 {
>> + status = "okay";
>> + };
>> +
>> + uart1: serial@...d8000 {
>> + status = "okay";
>> + };
>> +
>> + dbgu: serial@...ff200 {
>> + status = "okay";
>> + };
>> +
>> + pinctrl@...ff400 {
>> + board {
>> + pinctrl_pck0_as_mck: pck0_as_mck {
>> + atmel,pins =
>> + <2 1 0x2 0x0>; /* PC1 periph B */
>> + };
>> + };
>> +
>> + mmc0_slot1 {
>> + pinctrl_board_mmc0_slot1: mmc0_slot1-board {
>> + atmel,pins =
>> + <2 9 0x0 0x5>; /* PC9 gpio CD pin pull up and deglitch */
>> + };
>> + };
>> +
>> + i2c0 {
>> + pinctrl_i2c0: i2c0-0 {
>> + atmel,pins =
>> + <0 23 0x1 0x2 /* TWD (SDA) PA23 periph A, open drain */
>> + 0 24 0x1 0x2>; /* TWCK (SCL) PA24 periph A, open drain */
>> + };
>> + };
>> + };
>> +
>> + watchdog@...ffd40 {
>> + status = "okay";
>> + };
>> + };
>> +
>> + usb0: ohci@...00000 {
>> + num-ports = <2>;
>> + status = "okay";
>> + };
>> + };
>> +
>> + i2c@0 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_i2c0>;
>> + i2c-gpio,delay-us = <5>; /* ~85 kHz */
>> + status = "okay";
>> + };
>> +
>> + leds {
>> + compatible = "gpio-leds";
>> +
>> + /* red LED marked "PC7" near mini USB (device) receptacle */
>> + user_led {
>> + label = "user_led";
>> + gpios = <&pioC 7 0>; /* PC7 */
>> + linux,default-trigger = "heartbeat";
>> + };
>> + };
>> +
>> + gpio_keys {
>> + compatible = "gpio-keys";
>> +
>> + btn {
>> + label = "Button";
>> + gpios = <&pioC 4 1>;
>> + linux,code = <0x103>;
>> + gpio-key,wakeup;
>> + };
>> + };
>> +};
>>
>
>
--
Nicolas Ferre
--
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