linux-kernel - Re: [PATCH 1/5] ARM: EXYNOS: Add EXYNOS4415 SoC ID

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Date:	Fri, 24 Oct 2014 13:43:35 +0200
From:	Tomasz Figa <tomasz.figa@...il.com>
To:	Chanwoo Choi <cw00.choi@...sung.com>,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
CC:	kgene.kim@...sung.com, ben-linux@...ff.org, linux@....linux.org.uk,
	mark.rutland@....com, arnd@...db.de, olof@...om.net,
	mturquette@...aro.org, thomas.abraham@...aro.org,
	linus.walleij@...aro.org, sw0312.kim@...sung.com,
	kyungmin.park@...sung.com, inki.dae@...sung.com,
	geunsik.lim@...sung.com, jh80.chung@...sung.com,
	jaewon02.kim@...sung.com, ideal.song@...sung.com,
	yj44.cho@...sung.com
Subject: Re: [PATCH 1/5] ARM: EXYNOS: Add EXYNOS4415 SoC ID

Hi Chanwoo,

On 20.10.2014 05:32, Chanwoo Choi wrote:
> This patch add Exynos4415's SoC ID. Exynos4415 is based on the 32-bit RISC
> processor for Smartphone. Exynos4415 uses Cortex A9 quad-cores and has a target
> speed of 1.6GHz and provides 8.5GB/s memory bandwidth.
> 
> Cc: Kukjin Kim <kgene.kim@...sung.com>
> Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
> Acked-by: Kyungmin Park <kyungmin.park@...sung.com>
> ---
>  arch/arm/mach-exynos/Kconfig  | 5 +++++
>  arch/arm/mach-exynos/common.h | 8 ++++++++
>  arch/arm/mach-exynos/exynos.c | 2 ++
>  3 files changed, 15 insertions(+)
> 
> diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
> index 46f3c0d..349c867 100644
> --- a/arch/arm/mach-exynos/Kconfig
> +++ b/arch/arm/mach-exynos/Kconfig
> @@ -75,6 +75,11 @@ config SOC_EXYNOS4412
>  	default y
>  	depends on ARCH_EXYNOS4
>  
> +config SOC_EXYNOS4415
> +	bool "SAMSUNG EXYNOS4415"
> +	default y
> +	depends on ARCH_EXYNOS4
> +
>  config SOC_EXYNOS5250
>  	bool "SAMSUNG EXYNOS5250"
>  	default y
> diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
> index d4d09bc..ffc0c22 100644
> --- a/arch/arm/mach-exynos/common.h
> +++ b/arch/arm/mach-exynos/common.h
> @@ -21,6 +21,7 @@
>  #define EXYNOS4210_CPU_ID	0x43210000
>  #define EXYNOS4212_CPU_ID	0x43220000
>  #define EXYNOS4412_CPU_ID	0xE4412200
> +#define EXYNOS4415_CPU_ID	0xE4415000
>  #define EXYNOS4_CPU_MASK	0xFFFE0000
>  
>  #define EXYNOS5250_SOC_ID	0x43520000
> @@ -42,6 +43,7 @@ IS_SAMSUNG_CPU(exynos3250, EXYNOS3250_SOC_ID, EXYNOS3_SOC_MASK)
>  IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
>  IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK)
>  IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
> +IS_SAMSUNG_CPU(exynos4415, EXYNOS4415_CPU_ID, EXYNOS4_CPU_MASK)

Is there a need for this legacy helper for this SoC?

>  IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
>  IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK)
>  IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
> @@ -72,6 +74,12 @@ IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK)
>  # define soc_is_exynos4412()	0
>  #endif
>  
> +#if defined(CONFIG_SOC_EXYNOS4415)
> +# define soc_is_exynos4415()	is_samsung_exynos4415()
> +#else
> +# define soc_is_exynos4415()	0
> +#endif

Ditto.

Best regards,
Tomasz
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