From: Andrew Lunn <andrew@lunn.ch>
To: Marcin Wojtas <mw@semihalf.com>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, gregory.clement@bootlin.com,
robh+dt@kernel.org
Subject: Re: [PATCH] arm64: dts: ensure backward compatibility of the AP807 Xenon
Date: Mon, 22 Mar 2021 13:14:22 +0100 [thread overview]
Message-ID: <YFiKHu3hlAk+joOn@lunn.ch> (raw)
In-Reply-To: <20210322003915.3199775-1-mw@semihalf.com>
On Mon, Mar 22, 2021 at 01:39:15AM +0100, Marcin Wojtas wrote:
> A recent switch to a dedicated AP807 compatible string for the Xenon
> SD/MMC controller result in the driver not being probed when
> using updated device tree with the older kernel revisions.
> It may also be problematic for other OSs/firmware that use
> Linux device tree sources as a reference. Resolve the problem
> with backward compatibility by restoring a previous compatible
> string as secondary one.
>
> Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
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WARNING: multiple messages have this Message-ID (diff)
From: Andrew Lunn <andrew@lunn.ch>
To: Marcin Wojtas <mw@semihalf.com>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, gregory.clement@bootlin.com,
robh+dt@kernel.org
Subject: Re: [PATCH] arm64: dts: ensure backward compatibility of the AP807 Xenon
Date: Mon, 22 Mar 2021 13:14:22 +0100 [thread overview]
Message-ID: <YFiKHu3hlAk+joOn@lunn.ch> (raw)
In-Reply-To: <20210322003915.3199775-1-mw@semihalf.com>
On Mon, Mar 22, 2021 at 01:39:15AM +0100, Marcin Wojtas wrote:
> A recent switch to a dedicated AP807 compatible string for the Xenon
> SD/MMC controller result in the driver not being probed when
> using updated device tree with the older kernel revisions.
> It may also be problematic for other OSs/firmware that use
> Linux device tree sources as a reference. Resolve the problem
> with backward compatibility by restoring a previous compatible
> string as secondary one.
>
> Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
next prev parent reply other threads:[~2021-03-22 12:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-22 0:39 [PATCH] arm64: dts: ensure backward compatibility of the AP807 Xenon Marcin Wojtas
2021-03-22 0:39 ` Marcin Wojtas
2021-03-22 12:14 ` Andrew Lunn [this message]
2021-03-22 12:14 ` Andrew Lunn
2021-05-12 15:50 ` Marcin Wojtas
2021-05-12 15:50 ` Marcin Wojtas
2021-06-16 19:12 ` Marcin Wojtas
2021-06-16 19:12 ` Marcin Wojtas
2021-06-17 13:14 ` Gregory CLEMENT
2021-06-17 13:14 ` Gregory CLEMENT
2021-06-17 13:49 ` Marcin Wojtas
2021-06-17 13:49 ` Marcin Wojtas
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