From: sshtylyov@mvista•com (Sergei Shtylyov)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] ARM: davinci: dm368 evm: add support for CPLD version specific cpu_is_* macro
Date: Tue, 06 Dec 2011 15:40:25 +0400 [thread overview]
Message-ID: <4EDDFF29.1020009@mvista.com> (raw)
In-Reply-To: <1323168359-17943-1-git-send-email-prakash.pm@ti.com>
Hello.
On 06-12-2011 14:45, Manjunathappa, Prakash wrote:
> From: Rajashekhara, Sudhakar <sudhakar.raj@ti•com>
> DM368 and DM365 EVMs have different CPLD versions. This patch
> adds function which differentiates DM368 from DM365 EVMs.
> Signed-off-by: Rajashekhara, Sudhakar <sudhakar.raj@ti•com>
> ---
> arch/arm/mach-davinci/include/mach/common.h | 1 +
> arch/arm/mach-davinci/include/mach/cputype.h | 11 +++++++++++
> 2 files changed, 12 insertions(+), 0 deletions(-)
> diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h
> index a57cba2..f89cd2a 100644
> --- a/arch/arm/mach-davinci/include/mach/common.h
> +++ b/arch/arm/mach-davinci/include/mach/common.h
> @@ -52,6 +52,7 @@ struct davinci_soc_info {
> u32 cpu_id;
> u32 jtag_id;
> u32 jtag_id_reg;
> + u8 cpld_version;
Come on, CPLD is not a part of a SoC and the structure is called
*davinci_soc_info*.
> diff --git a/arch/arm/mach-davinci/include/mach/cputype.h b/arch/arm/mach-davinci/include/mach/cputype.h
> index 957fb87..ef02ab1 100644
> --- a/arch/arm/mach-davinci/include/mach/cputype.h
> +++ b/arch/arm/mach-davinci/include/mach/cputype.h
> @@ -49,6 +49,15 @@ IS_DAVINCI_CPU(da830, DAVINCI_CPU_ID_DA830)
> IS_DAVINCI_CPU(da850, DAVINCI_CPU_ID_DA850)
> IS_DAVINCI_CPU(tnetv107x, DAVINCI_CPU_ID_TNETV107X)
>
> +#define IS_DAVINCI_CPU_CPLD_VER(type, id, cpld_ver) \
> +static inline int is_davinci_ ##type(void) \
> +{ \
> + return ((davinci_soc_info.cpu_id == (id))&& \
> + (davinci_soc_info.cpld_version == (cpld_ver))); \
> +}
> +
> +IS_DAVINCI_CPU_CPLD_VER(dm368, DAVINCI_CPU_ID_DM365, 0x21)
> +
If DM365 is indistinguishable from DM368 except when being on an EVM
board, so be it.
WBR, Sergei
prev parent reply other threads:[~2011-12-06 11:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-06 10:45 [PATCH] ARM: davinci: dm368 evm: add support for CPLD version specific cpu_is_* macro Manjunathappa, Prakash
2011-12-06 11:40 ` Sergei Shtylyov [this message]
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