linux-kernel - Re: [PATCH v3 2/4] rtc: at91sam9: Pass pdev->dev to regmap_init

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Message-ID: <20180308204941.GK20370@piout.net>
Date:   Thu, 8 Mar 2018 21:49:41 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Jeffy Chen <jeffy.chen@...k-chips.com>
Cc:     linux-kernel@...r.kernel.org, broonie@...nel.org,
        linux-rtc@...r.kernel.org, Alessandro Zummo <a.zummo@...ertech.it>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 2/4] rtc: at91sam9: Pass pdev->dev to
 regmap_init_mmio()

On 08/03/2018 at 18:21:52 +0800, Jeffy Chen wrote:
> Otherwise it would use "dummy*" to create regmap debugfs dir.
> 
> Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
> ---
> 
> Changes in v3: None
> 
>  drivers/rtc/rtc-at91sam9.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
> index 7418a763ce52..0d6a17a77841 100644
> --- a/drivers/rtc/rtc-at91sam9.c
> +++ b/drivers/rtc/rtc-at91sam9.c
> @@ -402,7 +402,7 @@ static int at91_rtc_probe(struct platform_device *pdev)
>  		if (IS_ERR(gpbr))
>  			return PTR_ERR(gpbr);
>  
> -		rtc->gpbr = regmap_init_mmio(NULL, gpbr,
> +		rtc->gpbr = regmap_init_mmio(&pdev->dev, gpbr,
>  					     &gpbr_regmap_config);

This would be misleading as the gpbr is not directly related to the rtc.


-- 
Alexandre Belloni, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com