[PATCH] powerpc/85xx: Add support for Varisys Cyrus board

[Scott Wood]

On Wed, 2015-09-02 at 01:36 -0500, Andy Fleming wrote:
> This board uses a P5020 or P5040 chip, and boots just fine using
> the corenet_generic code. The device tree is very similar to the
> P5020DS, except that there is no Flash memory. The environment is,
> instead, stored on an MMC card on the motherboard.
> 
> Signed-off-by: Andy Fleming <afleming at gmail.com>
> ---
>  arch/powerpc/boot/dts/cyrus.dts               | 175 
> ++++++++++++++++++++++++++
>  arch/powerpc/platforms/85xx/corenet_generic.c |   1 +
>  2 files changed, 176 insertions(+)
>  create mode 100644 arch/powerpc/boot/dts/cyrus.dts
> 
> diff --git a/arch/powerpc/boot/dts/cyrus.dts 
> b/arch/powerpc/boot/dts/cyrus.dts
> new file mode 100644
> index 0000000..07fe509
> --- /dev/null
> +++ b/arch/powerpc/boot/dts/cyrus.dts
> @@ -0,0 +1,175 @@
> +/*
> + * P5020DS Device Tree Source
> + *
> + * Copyright 2010 - 2014 Freescale Semiconductor Inc.
> + *
> + * Redistribution and use in source and binary forms, with or without
> + * modification, are permitted provided that the following conditions are 
> met:
> + *     * Redistributions of source code must retain the above copyright
> + *       notice, this list of conditions and the following disclaimer.
> + *     * Redistributions in binary form must reproduce the above copyright
> + *       notice, this list of conditions and the following disclaimer in 
> the
> + *       documentation and/or other materials provided with the 
> distribution.
> + *     * Neither the name of Freescale Semiconductor nor the
> + *       names of its contributors may be used to endorse or promote 
> products
> + *       derived from this software without specific prior written 
> permission.
> + *
> + *
> + * ALTERNATIVELY, this software may be distributed under the terms of the
> + * GNU General Public License ("GPL") as published by the Free Software
> + * Foundation, either version 2 of that License or (at your option) any
> + * later version.
> + *
> + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
> + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
> IMPLIED
> + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
> + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
> DAMAGES
> + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
> SERVICES;
> + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 
> AND
> + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 
> TORT
> + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
> OF THIS
> + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> + */
> +
> +/include/ "fsl/p5020si-pre.dtsi"

What happens when the board has a p5040?

> +
> +/ {
> +     model = "fsl,P5020DS";
> +     compatible = "fsl,P5020DS";

This is not a P5020DS.

> diff --git a/arch/powerpc/platforms/85xx/corenet_generic.c 
> b/arch/powerpc/platforms/85xx/corenet_generic.c
> index b395571..76e521e 100644
> --- a/arch/powerpc/platforms/85xx/corenet_generic.c
> +++ b/arch/powerpc/platforms/85xx/corenet_generic.c
> @@ -161,6 +161,7 @@ static const char * const boards[] __initconst = {
>       "fsl,T1042RDB",
>       "fsl,T1042RDB_PI",
>       "keymile,kmcoge4",
> +     "varisys,CYRUS",
>       NULL

I don't see this compatible in the dts.  Why allcaps?

-Scott