Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Message-ID: <30b190ec-ec71-6b13-12cc-2822b1032d80@canonical.com>
Date:   Tue, 2 Nov 2021 11:05:57 +0100
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.1.2
Subject: Re: [PATCH v2 08/12] watchdog: s3c2410: Add support for WDT counter
 enable register
Content-Language: en-US
To:     Sam Protsenko <semen.protsenko@linaro.org>,
        Wim Van Sebroeck <wim@linux-watchdog.org>,
        Guenter Roeck <linux@roeck-us.net>,
        Rob Herring <robh+dt@kernel.org>
Cc:     linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-samsung-soc@vger.kernel.org
References: <20211031122216.30212-1-semen.protsenko@linaro.org>
 <20211031122216.30212-9-semen.protsenko@linaro.org>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
In-Reply-To: <20211031122216.30212-9-semen.protsenko@linaro.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 31/10/2021 13:22, Sam Protsenko wrote:
> On new Exynos chips (e.g. Exynos850) new CLUSTERx_NONCPU_OUT register is
> introduced, where CNT_EN_WDT bit must be enabled to make watchdog
> counter running. Add corresponding quirk and proper infrastructure to
> handle that register if the quirk is set.
> 
> This commit doesn't bring any functional change to existing devices, but
> merely provides an infrastructure for upcoming chips support.
> 
> Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
> ---
> Changes in v2:
>   - Used quirks instead of callbacks for all added PMU registers
>   - Used BIT() macro
>   - Extracted cleanup code to separate patch to minimize changes and
>     ease the review and porting
> 
>  drivers/watchdog/s3c2410_wdt.c | 28 +++++++++++++++++++++++++++-
>  1 file changed, 27 insertions(+), 1 deletion(-)
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>


Best regards,
Krzysztof