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Message-ID: <51713CA1.7020204@neotion.com> Date: Fri, 19 Apr 2013 14:46:25 +0200 From: Neil Armstrong <narmstrong@...tion.com> To: linux-mmc@...r.kernel.org CC: Chris Ball <cjb@...top.org>, Namjae Jeon <linkinjeon@...il.com>, Linus Walleij <linus.walleij@...aro.org>, Seungwon Jeon <tgih.jun@...sung.com>, Subhash Jadavani <subhashj@...eaurora.org>, linux-kernel@...r.kernel.org Subject: [PATCH 3/3] Add Documentation for MMC boot_enable attribute Add documentation on the enable_boot sysfs attribute. Signed-off-by: Neil Armstrong <narmstrong@...tion.com> --- Documentation/mmc/mmc-dev-parts.txt | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/Documentation/mmc/mmc-dev-parts.txt b/Documentation/mmc/mmc-dev-parts.txt index f08d078..78228de 100644 --- a/Documentation/mmc/mmc-dev-parts.txt +++ b/Documentation/mmc/mmc-dev-parts.txt @@ -38,3 +38,9 @@ feature has been disabled on the card, the file will be read-only. The boot partitions can also be locked permanently, but this feature is not accessible through sysfs in order to avoid accidental or malicious bricking. + +A special attribute named boot_enable is available to configure the +selected partition for the eMMC 4.3+ boot operation mode. +When selected between the two factory boot partitions and the main +user partition, at boot time a special sequence enables makes the +eMMC device to output the content of the selected partition. -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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