From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: "Ronald G. Minnich" <rminnich@gmail.com>
Cc: Vignesh Raghavendra <vigneshr@ti.com>,
Tudor Ambarus <tudor.ambarus@microchip.com>,
Richard Weinberger <richard@nod.at>,
Boris Brezillon <bbrezillon@kernel.org>,
Jethro Beekman <jethro@fortanix.com>,
linux-kernel@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-mtd@lists.infradead.org,
Miquel Raynal <miquel.raynal@bootlin.com>,
Alexander Sverdlin <alexander.sverdlin@nokia.com>,
"Ronald G. Minnich" <rminnich@google.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] mtd: spi-nor: controllers: intel-spi: Add support for command line partitions
Date: Fri, 17 Apr 2020 19:07:36 +0300 [thread overview]
Message-ID: <20200417160736.GE2586@lahna.fi.intel.com> (raw)
In-Reply-To: <20200417152613.176554-1-rminnich@google.com>
On Fri, Apr 17, 2020 at 08:26:11AM -0700, Ronald G. Minnich wrote:
> On Intel platforms, the usable SPI area is located several
> MiB in from the start, to leave room for descriptors and
> the Management Engine binary. Further, not all the remaining
> space can be used, as the last 16 MiB contains firmware.
>
> To make the SPI usable for mtdblock and other devices,
> it is necessary to enable command line partitions so the
> middle usable region can be specified.
>
> Add a part_probes array which includes only "cmdelineparts",
> and change to mtd_device_parse_register to use this part_probes.
>
> Signed-off-by: Ronald G. Minnich <rminnich@google.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
WARNING: multiple messages have this Message-ID (diff)
From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: "Ronald G. Minnich" <rminnich@gmail.com>
Cc: "Ronald G. Minnich" <rminnich@google.com>,
Tudor Ambarus <tudor.ambarus@microchip.com>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
Vignesh Raghavendra <vigneshr@ti.com>,
Boris Brezillon <bbrezillon@kernel.org>,
Jethro Beekman <jethro@fortanix.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Alexander Sverdlin <alexander.sverdlin@nokia.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mtd: spi-nor: controllers: intel-spi: Add support for command line partitions
Date: Fri, 17 Apr 2020 19:07:36 +0300 [thread overview]
Message-ID: <20200417160736.GE2586@lahna.fi.intel.com> (raw)
In-Reply-To: <20200417152613.176554-1-rminnich@google.com>
On Fri, Apr 17, 2020 at 08:26:11AM -0700, Ronald G. Minnich wrote:
> On Intel platforms, the usable SPI area is located several
> MiB in from the start, to leave room for descriptors and
> the Management Engine binary. Further, not all the remaining
> space can be used, as the last 16 MiB contains firmware.
>
> To make the SPI usable for mtdblock and other devices,
> it is necessary to enable command line partitions so the
> middle usable region can be specified.
>
> Add a part_probes array which includes only "cmdelineparts",
> and change to mtd_device_parse_register to use this part_probes.
>
> Signed-off-by: Ronald G. Minnich <rminnich@google.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
next prev parent reply other threads:[~2020-04-17 16:07 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-17 15:26 [PATCH] mtd: spi-nor: controllers: intel-spi: Add support for command line partitions Ronald G. Minnich
2020-04-17 15:26 ` Ronald G. Minnich
2020-04-17 16:07 ` Mika Westerberg [this message]
2020-04-17 16:07 ` Mika Westerberg
2020-09-25 4:21 ` Vignesh Raghavendra
2020-09-25 4:21 ` Vignesh Raghavendra
2020-12-23 21:56 ` [PATCH] mtd: parser: cmdline: Support MTD names containing one or more colons Ian Goegebuer
2020-12-23 21:56 ` Ian Goegebuer
2021-01-04 9:08 ` Miquel Raynal
2021-01-04 9:08 ` Miquel Raynal
2021-01-04 16:24 ` Ron Minnich
2021-01-04 16:24 ` Ron Minnich
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