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Date: Mon, 7 Aug 2017 23:32:44 +0200
From: Alexandre Belloni <alexandre.belloni@free-electrons.com>
To: Chen Zhong <chen.zhong@mediatek.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Lee Jones <lee.jones@linaro.org>,
        Eddie Huang <eddie.huang@mediatek.com>,
        Alessandro Zummo <a.zummo@towertech.it>,
        Jaechul Lee <jcsing.lee@samsung.com>,
        Jonathan Cameron <jic23@kernel.org>,
        Javier Martinez Canillas <javier@osg.samsung.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        Beomho Seo <beomho.seo@samsung.com>, linux-input@vger.kernel.org,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-rtc@vger.kernel.org
Subject: Re: [PATCH v2 1/5] mfd: mt6397: create irq mappings in mfd core
 driver
Message-ID: <20170807213244.7hrd3isq5jj44dgd@piout.net>
References: <1502071065-6745-1-git-send-email-chen.zhong@mediatek.com>
 <1502071065-6745-2-git-send-email-chen.zhong@mediatek.com>
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On 07/08/2017 at 09:57:41 +0800, Chen Zhong wrote:
> The core driver should create and manage irq mappings instead of
> leaf drivers. This patch change to pass irq domain to
> devm_mfd_add_devices() and it will create mapping for irq resources
> automatically. And remove irq mapping in rtc driver since this has
> been done in core driver.
> 
> Signed-off-by: Chen Zhong <chen.zhong@mediatek.com>

For the RTC part:
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

> ---
>  drivers/mfd/mt6397-core.c |    4 ++--
>  drivers/rtc/rtc-mt6397.c  |    2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
> index 04a601f..6546d7f 100644
> --- a/drivers/mfd/mt6397-core.c
> +++ b/drivers/mfd/mt6397-core.c
> @@ -289,7 +289,7 @@ static int mt6397_probe(struct platform_device *pdev)
>  
>  		ret = devm_mfd_add_devices(&pdev->dev, -1, mt6323_devs,
>  					   ARRAY_SIZE(mt6323_devs), NULL,
> -					   0, NULL);
> +					   0, pmic->irq_domain);
>  		break;
>  
>  	case MT6397_CID_CODE:
> @@ -304,7 +304,7 @@ static int mt6397_probe(struct platform_device *pdev)
>  
>  		ret = devm_mfd_add_devices(&pdev->dev, -1, mt6397_devs,
>  					   ARRAY_SIZE(mt6397_devs), NULL,
> -					   0, NULL);
> +					   0, pmic->irq_domain);
>  		break;
>  
>  	default:
> diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
> index 1a61fa5..22c52f7 100644
> --- a/drivers/rtc/rtc-mt6397.c
> +++ b/drivers/rtc/rtc-mt6397.c
> @@ -323,7 +323,7 @@ static int mtk_rtc_probe(struct platform_device *pdev)
>  	rtc->addr_base = res->start;
>  
>  	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
> -	rtc->irq = irq_create_mapping(mt6397_chip->irq_domain, res->start);
> +	rtc->irq = res->start;
>  	if (rtc->irq <= 0)
>  		return -EINVAL;
>  
> -- 
> 1.7.9.5
> 

-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com