[PATCH v2 0/6] i2c: add bus recovery infrastructure
s.hauer at pengutronix.de
Fri Jul 31 00:29:21 PDT 2015
On Thu, Jul 30, 2015 at 04:52:05PM +0200, Jan Luebbe wrote:
> This series ports the kernel's i2c bus recovery support to barebox.
> Bus recovery is necessary when a slave device pulls the SDA line low because it
> is in a wrong state. The fix is to toggle the SCL line, which move the slaves
> into the idle state. Using the same structure and callbacks as the kernel makes
> it easy to port the per-driver code to barebox.
> Changes from v1:
> - Let the driver configure the function pointers to avoid linking in
> i2c_generic_gpio_recovery when it is not actually needed.
> - Add recovery support to i2c-gpio.
> Jan Luebbe (6):
> i2c: add bus recovery infrastructure
> i2c-omap: clear ARDY twice
> i2c-omap: add bus recovery support
> i2c: algo-bit: fix debug code
> i2c: algo-bit: check if the bus is busy
> i2c: gpio: add bus recovery support
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