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Re: [PATCH 2/9] MIPS: Add BMIPS processor types to Kconfig

To: Kevin Cernekee <cernekee@gmail.com>
Subject: Re: [PATCH 2/9] MIPS: Add BMIPS processor types to Kconfig
From: Florian Fainelli <ffainelli@freebox.fr>
Date: Sun, 17 Oct 2010 19:01:04 +0200
Cc: Ralf Baechle <ralf@linux-mips.org>, linux-mips@linux-mips.org, linux-kernel@vger.kernel.org
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Hello Kevin,

Le Saturday 16 October 2010 23:22:31, Kevin Cernekee a écrit :
> Add processor feature definitions for BMIPS3300, BMIPS4350, BMIPS4380,
> and BMIPS5000.
> 
> Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
> ---
>  arch/mips/Kconfig |   63
> +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 63
> insertions(+), 0 deletions(-)
> 
> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index 5526faa..1403926 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -1332,6 +1332,57 @@ config CPU_CAVIUM_OCTEON
>         can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
>         Full details can be found at http://www.caviumnetworks.com.
> 
> +config CPU_BMIPS3300
> +     bool "BMIPS3300"
> +     depends on SYS_HAS_CPU_BMIPS3300
> +     select DMA_NONCOHERENT
> +     select IRQ_CPU
> +     select SWAP_IO_SPACE
> +     select SYS_SUPPORTS_32BIT_KERNEL
> +     select WEAK_ORDERING
> +     help
> +       Broadcom BMIPS3300 processors.
> +
> +config CPU_BMIPS4350
> +     bool "BMIPS4350"
> +     depends on SYS_HAS_CPU_BMIPS4350
> +     select CPU_SUPPORTS_32BIT_KERNEL
> +     select DMA_NONCOHERENT
> +     select IRQ_CPU
> +     select SWAP_IO_SPACE
> +     select SYS_SUPPORTS_SMP
> +     select SYS_SUPPORTS_HOTPLUG_CPU
> +     select WEAK_ORDERING
> +     help
> +       Broadcom BMIPS4350 processors.

May I suggest to include the marketed name "Viper" here to help people know 
where this CPU block can be found?

> +
> +config CPU_BMIPS4380
> +     bool "BMIPS4380"
> +     depends on SYS_HAS_CPU_BMIPS4380
> +     select CPU_SUPPORTS_32BIT_KERNEL
> +     select DMA_NONCOHERENT
> +     select IRQ_CPU
> +     select SWAP_IO_SPACE
> +     select SYS_SUPPORTS_SMP
> +     select SYS_SUPPORTS_HOTPLUG_CPU
> +     select WEAK_ORDERING
> +     help
> +       Broadcom BMIPS4380 processors.
> +
> +config CPU_BMIPS5000
> +     bool "BMIPS5000"
> +     depends on SYS_HAS_CPU_BMIPS5000
> +     select CPU_SUPPORTS_32BIT_KERNEL
> +     select CPU_SUPPORTS_HIGHMEM
> +     select DMA_NONCOHERENT
> +     select IRQ_CPU
> +     select SWAP_IO_SPACE
> +     select SYS_SUPPORTS_SMP
> +     select SYS_SUPPORTS_HOTPLUG_CPU
> +     select WEAK_ORDERING
> +     help
> +       Broadcom BMIPS5000 processors.
> +
>  endchoice
> 
>  if CPU_LOONGSON2F
> @@ -1450,6 +1501,18 @@ config SYS_HAS_CPU_SB1
>  config SYS_HAS_CPU_CAVIUM_OCTEON
>       bool
> 
> +config SYS_HAS_CPU_BMIPS3300
> +     bool
> +
> +config SYS_HAS_CPU_BMIPS4350
> +     bool
> +
> +config SYS_HAS_CPU_BMIPS4380
> +     bool
> +
> +config SYS_HAS_CPU_BMIPS5000
> +     bool
> +
>  #
>  # CPU may reorder R->R, R->W, W->R, W->W
>  # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC

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