From: "Rob Herring (Arm)" <robh@kernel.org>
To: Arseniy Krasnov <avkrasnov@salutedevices.com>
Cc: Vignesh Raghavendra <vigneshr@ti.com>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
devicetree@vger.kernel.org, Kevin Hilman <khilman@baylibre.com>,
linux-mtd@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, oxffffaa@gmail.com,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
linux-amlogic@lists.infradead.org, kernel@sberdevices.ru,
Jerome Brunet <jbrunet@baylibre.com>,
Rob Herring <robh+dt@kernel.org>,
linux-kernel@vger.kernel.org,
Neil Armstrong <neil.armstrong@linaro.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>
Subject: Re: [PATCH v6 1/3] dt-bindings: mtd: amlogic,meson-nand: support fields for boot ROM code
Date: Wed, 8 May 2024 09:09:11 -0500 [thread overview]
Message-ID: <171517732606.1572649.16193191353725811830.robh@kernel.org> (raw)
In-Reply-To: <20240507230903.3399594-2-avkrasnov@salutedevices.com>
On Wed, 08 May 2024 02:09:01 +0300, Arseniy Krasnov wrote:
> Boot ROM code on Meson requires that some pages on NAND must be written
> in special mode: "short" ECC mode where each block is 384 bytes and
> scrambling mode is on. Such pages are located on the chip in the
> following way (for example):
>
> [ p0 ][ p1 ][ p2 ][ p3 ][ p4 ][ p5 ][ p6 ][ p7 ] ... [ pN ]
> ^ ^ ^ ^
>
> pX is page number "X". "^" means "special" page used by boot ROM - e.g.
> every 2nd page in the range of [0, 7]. Step (2 in example is set by
> 'amlogic,boot-page-step' field. Last page in range (7 in example) is
> set by 'amlogic,boot-pages' field.
>
> Signed-off-by: Arseniy Krasnov <avkrasnov@salutedevices.com>
> ---
> .../bindings/mtd/amlogic,meson-nand.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
Please add Acked-by/Reviewed-by tags when posting new versions. However,
there's no need to repost patches *only* to add the tags. The upstream
maintainer will do that for acks received on the version they apply.
If a tag was not added on purpose, please state why and what changed.
Missing tags:
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
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next prev parent reply other threads:[~2024-05-08 14:09 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-07 23:09 [PATCH v6 0/3] Meson: R/W support for pages used by boot ROM Arseniy Krasnov
2024-05-07 23:09 ` [PATCH v6 1/3] dt-bindings: mtd: amlogic,meson-nand: support fields for boot ROM code Arseniy Krasnov
2024-05-08 14:09 ` Rob Herring (Arm) [this message]
[not found] ` <CAP_G_RUdN+6OcsQZUkqWQMYoH-ZvmPnskT3yONK_YssqUYhm9Q@mail.gmail.com>
2024-05-12 17:26 ` Arseniy Krasnov
2024-05-13 9:05 ` Krzysztof Kozlowski
2024-05-13 10:10 ` Arseniy Krasnov
2024-05-27 12:19 ` Miquel Raynal
2024-05-07 23:09 ` [PATCH v6 2/3] mtd: rawnand: meson: refactor use of 'meson_nfc_cmd_access()' Arseniy Krasnov
2024-05-27 12:19 ` Miquel Raynal
2024-05-07 23:09 ` [PATCH v6 3/3] mtd: rawnand: meson: read/write access for boot ROM pages Arseniy Krasnov
2024-05-27 12:18 ` Miquel Raynal
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