From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH] ARM: at91: Add DT support for Olimex SAM9-L9260 board. Date: Wed, 18 May 2016 18:29:25 -0500 Message-ID: <20160518232925.GA6545@rob-hp-laptop> References: <1463574766-15568-1-git-send-email-raashidmuhammed@zilogic.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1463574766-15568-1-git-send-email-raashidmuhammed@zilogic.com> Sender: linux-kernel-owner@vger.kernel.org To: Raashid Muhammed Cc: pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@armlinux.org.uk, vijaykumar@bravegnu.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On Wed, May 18, 2016 at 06:02:46PM +0530, Raashid Muhammed wrote: > From: Raashid Muhammed > > sam9-l9260 is a low cost board designed by Olimex. > > More infomation is available at: > https://www.olimex.com/Products/ARM/Atmel/SAM9-L9260/ > > Signed-off-by: Raashid Muhammed > Reviewed-by: Vijay Kumar B. > --- > .../devicetree/bindings/arm/olimex-at91.txt | 6 ++ > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/sam9-l9260.dts | 108 +++++++++++++++++++++ > 3 files changed, 115 insertions(+) > create mode 100644 Documentation/devicetree/bindings/arm/olimex-at91.txt > create mode 100644 arch/arm/boot/dts/sam9-l9260.dts > > diff --git a/Documentation/devicetree/bindings/arm/olimex-at91.txt b/Documentation/devicetree/bindings/arm/olimex-at91.txt > new file mode 100644 > index 0000000..0587d63 > --- /dev/null > +++ b/Documentation/devicetree/bindings/arm/olimex-at91.txt > @@ -0,0 +1,6 @@ > +Olimex AT91 Device Tree Bindings > +-------------------------------- There's not an existing at91 or olimex file this would fit into? We don't need 1 file per board. > + > +SAM9-L9260 Board > +Required root node properties: > + - compatible = "olimex,sam9-l9260", "atmel,at91sam9260"; > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 95c1923..ae3b50f 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -19,6 +19,7 @@ dtb-$(CONFIG_SOC_SAM_V4_V5) += \ > usb_a9260.dtb \ > at91sam9261ek.dtb \ > at91sam9263ek.dtb \ > + sam9-l9260.dtb \ > tny_a9263.dtb \ > usb_a9263.dtb \ > at91-foxg20.dtb \ > diff --git a/arch/arm/boot/dts/sam9-l9260.dts b/arch/arm/boot/dts/sam9-l9260.dts > new file mode 100644 > index 0000000..3ddf7af > --- /dev/null > +++ b/arch/arm/boot/dts/sam9-l9260.dts > @@ -0,0 +1,108 @@ > +/* > + * sam9-l9260.dts - Device Tree file for Olimex SAM9-L9260 board > + * > + * Copyright (C) 2016 Raashid Muhammed > + * > + * Licensed under GPLv2 or later. > + */ > +/dts-v1/; > +#include "at91sam9260.dtsi" > + > +/ { > + model = "Olimex sam9-l9260"; > + compatible = "olimex,sam9-l9260", "atmel,at91sam9260", "atmel,at91sam9"; > + > + chosen { > + bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs"; use stdout-path instead of console on the command line. Actually, you should then drop the rest of the bootargs. They are all user specific. > + }; > + > + memory { > + reg = <0x20000000 0x4000000>; > + }; > + > + clocks { > + slow_xtal { > + clock-frequency = <32768>; > + }; > + > + main_xtal { > + clock-frequency = <18432000>; > + }; > + }; > + > + ahb { > + apb { > + dbgu: serial@fffff200 { > + status = "okay"; > + }; > + > + macb0: ethernet@fffc4000 { > + phy-mode = "mii"; > + status = "okay"; > + }; > + > + spi0: spi@fffc8000 { > + status = "okay"; > + cs-gpios = <&pioC 11 0>, <0>, <0>, <0>; > + mtd_dataflash@0 { > + compatible = "atmel,at45", "atmel,dataflash"; > + spi-max-frequency = <15000000>; > + reg = <0>; > + }; > + }; > + > + mmc0: mmc@fffa8000 { > + pinctrl-0 = < > + &pinctrl_board_mmc0 > + &pinctrl_mmc0_clk > + &pinctrl_mmc0_slot1_cmd_dat0 > + &pinctrl_mmc0_slot1_dat1_3>; > + status = "okay"; > + slot@1 { > + reg = <1>; > + bus-width = <4>; > + cd-gpios = <&pioC 8 GPIO_ACTIVE_HIGH>; > + wp-gpios = <&pioC 4 GPIO_ACTIVE_HIGH>; > + }; > + }; > + > + pinctrl@fffff400 { > + mmc0 { > + pinctrl_board_mmc0: mmc0-board { > + atmel,pins = > + + AT91_PIOC 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PC04 gpio WP pin pull up */ > + }; > + }; > + }; > + > + > + }; > + > + usb0: ohci@00500000 { Drop the leading 0. You'll need to fixup the base dts. > + status = "okay"; > + }; > + > + nand0: nand@40000000 { > + nand-bus-width = <8>; > + nand-ecc-mode = "soft"; > + nand-on-flash-bbt = <1>; > + status = "okay"; > + }; > + }; > + > + i2c@0 { > + status = "okay"; > + }; > + > + leds { > + compatible = "gpio-leds"; > + > + b0 { > + label = "b0"; > + gpios = <&pioA 6 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + }; > + > + }; > +}; > -- > 2.1.4 > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel