[U-Boot] [PATCH] soft_i2c.c add option for repeated start in i2c_read()

Wolfgang Denk
2009-01-27T21:26:44Z

Dear Andrew Dyer,

In message <49595EE1.8040001@righthandtech.com> you wrote:
>
> This patch adds a #define to optionally change the behaviour of
> i2c_read() in soft_i2c.c to send an I2C repeated start instead of a
> stop-start between sending the device address pointer write and
> reading back the data. The current behaviour is retained as the
> default.
>
> While most devices will work either way, I have a smart battery(*) that
> requires repeated start, and someone at some point found a device that
> required a stop-start.
>
> (*) http://www.inspired-energy.com/Standard_Products/NL2054/NL2054%20Rev1.0%20Data%20Sheet.pdf
>
> Signed-off-by: Andrew Dyer <adyer@righthandtech.com>
> ---
> README | 9 +++++++++
> drivers/i2c/soft_i2c.c | 12 +++++++++++-
> 2 files changed, 20 insertions(+), 1 deletions(-)

Applied, thanks.

Best regards,

Wolfgang Denk

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