From: Heiko Schocher <hs@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3 1/2] fsl_i2c: generate nine pulses on SCL if the I2C bus is hung
Date: Tue, 20 Aug 2013 11:20:35 +0200 [thread overview]
Message-ID: <521334E3.4060201@denx.de> (raw)
In-Reply-To: <1376637037-17839-1-git-send-email-Chunhe.Lan@freescale.com>
Hello Chunhe,
Am 16.08.2013 09:10, schrieb Chunhe Lan:
> When the code detected that the bus is hung (e.g. SDA stuck low),
> send 9 pulses on SCL to try to fixup the bus.
>
> Signed-off-by: Zhao Chenhui<chenhui.zhao@freescale.com>
> Signed-off-by: Chunhe Lan<Chunhe.Lan@freescale.com>
> Cc: Scott Wood<scottwood@freescale.com>
> Cc: Heiko Schocher<hs@denx.de>
> ---
> Changes for v2:
> - No change
> Changes for v3:
> - Rework codes for the newest mainline
>
> drivers/i2c/fsl_i2c.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++-
> 1 files changed, 57 insertions(+), 2 deletions(-)
Applied to u-boot-i2c.git, thanks.
bye,
Heiko
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
prev parent reply other threads:[~2013-08-20 9:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-16 7:10 [U-Boot] [PATCH v3 1/2] fsl_i2c: generate nine pulses on SCL if the I2C bus is hung Chunhe Lan
2013-08-16 7:10 ` [U-Boot] [PATCH v3 2/2] fsl_i2c: add workaround for the erratum I2C A004447 Chunhe Lan
2013-08-20 9:20 ` Heiko Schocher
2013-08-20 9:20 ` Heiko Schocher [this message]
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