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Date:   Thu, 27 May 2021 21:46:59 +0200
From:   Wolfram Sang <wsa@kernel.org>
To:     Zev Weiss <zev@bewilderbeest.net>
Cc:     Brendan Higgins <brendanhiggins@google.com>,
        Joel Stanley <joel@jms.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Andrew Jeffery <andrew@aj.id.au>, linux-i2c@vger.kernel.org,
        openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org,
        linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] i2c: aspeed: disable additional device addresses on
 ast2[56]xx
Message-ID: <YK/3M94uwuLQNwbz@kunai>
Mail-Followup-To: Wolfram Sang <wsa@kernel.org>,
        Zev Weiss <zev@bewilderbeest.net>,
        Brendan Higgins <brendanhiggins@google.com>,
        Joel Stanley <joel@jms.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Andrew Jeffery <andrew@aj.id.au>, linux-i2c@vger.kernel.org,
        openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org,
        linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org
References: <20210506205419.26294-1-zev@bewilderbeest.net>
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On Thu, May 06, 2021 at 03:54:19PM -0500, Zev Weiss wrote:
> The ast25xx and ast26xx have, respectively, two and three configurable
> slave device addresses to the ast24xx's one.  We only support using
> one at a time, but the others may come up in an indeterminate state
> depending on hardware/bootloader behavior, so we need to make sure we
> disable them so as to avoid ending up with phantom devices on the bus.
>=20
> Signed-off-by: Zev Weiss <zev@bewilderbeest.net>

Applied to for-next, thanks!


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