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Tue, 17 Aug 2021 07:11:09 -0700 (PDT) Date: Tue, 17 Aug 2021 16:11:08 +0200 From: Thierry Reding To: Dmitry Osipenko Cc: Jens Axboe , Jonathan Hunter , =?utf-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= , David Heidelberg , Peter Geis , Ulf Hansson , Adrian Hunter , Christoph Hellwig , Davidlohr Bueso , Ion Agorria , Svyatoslav Ryhel , linux-tegra@vger.kernel.org, linux-block@vger.kernel.org, linux-efi Subject: Re: [PATCH v4 3/3] partitions/efi: Support NVIDIA Tegra devices Message-ID: References: <20210817013643.13061-1-digetx@gmail.com> <20210817013643.13061-4-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="5xfW2MljllZtfrq0" Content-Disposition: inline In-Reply-To: <20210817013643.13061-4-digetx@gmail.com> User-Agent: Mutt/2.1.1 (e2a89abc) (2021-07-12) Precedence: bulk List-ID: X-Mailing-List: linux-efi@vger.kernel.org --5xfW2MljllZtfrq0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Aug 17, 2021 at 04:36:43AM +0300, Dmitry Osipenko wrote: [...] > diff --git a/block/partitions/tegra.c b/block/partitions/tegra.c > new file mode 100644 > index 000000000000..4937e9f62398 > --- /dev/null > +++ b/block/partitions/tegra.c > @@ -0,0 +1,75 @@ > +// SPDX-License-Identifier: GPL-2.0 > + > +#define pr_fmt(fmt) "tegra-partition: " fmt > + > +#include > +#include > +#include > +#include > + > +#include > +#include > +#include > + > +#include > + > +#include "check.h" > + > +static const struct of_device_id tegra_sdhci_match[] = { > + { .compatible = "nvidia,tegra20-sdhci", }, > + { .compatible = "nvidia,tegra30-sdhci", }, > + { .compatible = "nvidia,tegra114-sdhci", }, I know of a couple of OEM devices using the above SoCs that support this alternate GPT sector mechanism... > + { .compatible = "nvidia,tegra124-sdhci", }, ... but I'm unaware of any using this. The only one that I could imagine employing this quirk is the SHIELD Tablet K1 (a.k.a. ST8), but I thought it had been changed on that device already. Do you know specifics? 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