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Subject: Re: [PATCH v7 1/2] wilc1000: Add reset/enable GPIO support to SPI
 driver
From:   Kalle Valo <kvalo@kernel.org>
In-Reply-To: <20211221212531.4011609-2-davidm@egauge.net>
References: <20211221212531.4011609-2-davidm@egauge.net>
To:     David Mosberger-Tang <davidm@egauge.net>
Cc:     Ajay Singh <ajay.kathat@microchip.com>,
        Adham Abozaeid <adham.abozaeid@microchip.com>,
        Claudiu Beznea <claudiu.beznea@microchip.com>,
        "David S. Miller" <davem@davemloft.net>,
        devicetree@vger.kernel.org, Jakub Kicinski <kuba@kernel.org>,
        linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org,
        netdev@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
        David Mosberger-Tang <davidm@egauge.net>
User-Agent: pwcli/0.1.0-git (https://github.com/kvalo/pwcli/) Python/3.7.3
Message-ID: <164019551477.12144.8431352283963793868.kvalo@kernel.org>
Date:   Wed, 22 Dec 2021 17:51:56 +0000 (UTC)
Precedence: bulk

David Mosberger-Tang <davidm@egauge.net> wrote:

> For the SDIO driver, the RESET/ENABLE pins of WILC1000 are controlled
> through the SDIO power sequence driver.  This commit adds analogous
> support for the SPI driver.  Specifically, during initialization, the
> chip will be ENABLEd and taken out of RESET and during
> deinitialization, the chip will be placed back into RESET and disabled
> (both to reduce power consumption and to ensure the WiFi radio is
> off).
> 
> Both RESET and ENABLE GPIOs are optional.  However, if the ENABLE GPIO
> is specified, then the RESET GPIO should normally also be specified as
> otherwise there is no way to ensure proper timing of the ENABLE/RESET
> sequence.
> 
> Signed-off-by: David Mosberger-Tang <davidm@egauge.net>
> Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>

2 patches applied to wireless-drivers-next.git, thanks.

ec031ac4792c wilc1000: Add reset/enable GPIO support to SPI driver
f31ee3c0a555 wilc1000: Document enable-gpios and reset-gpios properties

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20211221212531.4011609-2-davidm@egauge.net/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches