[PATCH v2 0/5] ARM: sun6i: Add support for the A31 I2C controller

Maxime Ripard maxime.ripard at free-electrons.com
Mon Jan 27 10:03:12 EST 2014


Hi Wolfram,

On Mon, Jan 13, 2014 at 11:34:48AM +0100, Maxime Ripard wrote:
> Hi everyone,
> 
> This patchset adds support the A31 i2c controller. This is mostly the
> same controller as the one found in the other Allwinner SoCs, except
> for the interrupts acking.
> 
> On the other SoCs using this driver, the interrupts are acked by
> clearing the INT_FLAG bit in the control register, while on the A31,
> the interrupt is acked by writing that bit into the control register.
> 
> The other difference is that the I2C IP is maintained in reset by a
> reset controller, so we're adding optionnal support for the reset
> framework in the driver to deassert the device from reset.

Do you have any comments on this?

Thanks,
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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