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From: s.hauer@pengutronix.de (Sascha Hauer)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] soc: mediatek: Fix off-by-one checking for rate_spi
Date: Tue, 21 Apr 2015 12:59:53 +0200	[thread overview]
Message-ID: <20150421105953.GY6325@pengutronix.de> (raw)
In-Reply-To: <1429613612.5644.1.camel@ingics.com>

On Tue, Apr 21, 2015 at 06:53:32PM +0800, Axel Lin wrote:
> If rate_spi is 26000000, current code set ck_mhz to 18 rather than 26.
> Fix the off-by-one checking for rate_spi.
> 
> Signed-off-by: Axel Lin <axel.lin@ingics.com>

Acked-by: Sascha Hauer <s.hauer@pengutronix.de>

> ---
>  drivers/soc/mediatek/mtk-pmic-wrap.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
> index db5be1e..e910e19 100644
> --- a/drivers/soc/mediatek/mtk-pmic-wrap.c
> +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
> @@ -568,9 +568,9 @@ static int pwrap_init_reg_clock(struct pmic_wrapper *wrp)
>  
>  	rate_spi = clk_get_rate(wrp->clk_spi);
>  
> -	if (rate_spi > 26000000)
> +	if (rate_spi >= 26000000)
>  		ck_mhz = 26;
> -	else if (rate_spi > 18000000)
> +	else if (rate_spi >= 18000000)
>  		ck_mhz = 18;
>  	else
>  		ck_mhz = 0;
> -- 
> 2.1.0
> 
> 
> 
> 

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  reply	other threads:[~2015-04-21 10:59 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-21 10:53 [PATCH] soc: mediatek: Fix off-by-one checking for rate_spi Axel Lin
2015-04-21 10:59 ` Sascha Hauer [this message]
2015-04-21 11:46   ` Matthias Brugger

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