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From:   Gregory CLEMENT <gregory.clement@bootlin.com>
To:     Andrew Lunn <andrew@lunn.ch>,
        Klaus Kudielka <klaus.kudielka@gmail.com>
Cc:     Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Pali =?utf-8?Q?Roh=C3=A1r?= <pali@kernel.org>,
        Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= 
        <u.kleine-koenig@pengutronix.de>,
        Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
        Chris Packham <chris.packham@alliedtelesis.co.nz>,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/2] Revert "ARM: dts: armada-39x: Fix compatible
 string for gpios"
In-Reply-To: <Y7mpbOUmRYWw+8Wj@lunn.ch>
References: <20230107144149.5743-1-klaus.kudielka@gmail.com>
 <20230107144149.5743-2-klaus.kudielka@gmail.com>
 <Y7mpbOUmRYWw+8Wj@lunn.ch>
Date:   Mon, 09 Jan 2023 21:31:40 +0100
Message-ID: <874jszih5f.fsf@BL-laptop>
MIME-Version: 1.0
Content-Type: text/plain
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Andrew Lunn <andrew@lunn.ch> writes:

> On Sat, Jan 07, 2023 at 03:41:49PM +0100, Klaus Kudielka wrote:
>> This reverts commit d10886a4e6f85ee18d47a1066a52168461370ded.
>> 
>> If compatible = "marvell,armadaxp-gpio", the reg property requires a
>> second (address, size) pair, which points to the per-CPU interrupt
>> registers <0x18800 0x30> / <0x18840 0x30>.
>> 
>> Furthermore:
>> Commit 5f79c651e81e explains very well, why the gpio-mvebu driver does not
>> work reliably with per-CPU interrupts.
>> Commit 988c8c0cd04d deprecates compatible = marvell,armadaxp-gpio for this
>> reason.
>> 
>> Signed-off-by: Klaus Kudielka <klaus.kudielka@gmail.com>
>
> Reviewed-by: Andrew Lunn <andrew@lunn.ch>

Applied on mvebu/fixes

Thanks,

Gregory
>
>     Andrew

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com