[RFC PATCH 2/4] pinctrl: at91: fix sam9x5 debounce/deglitch functions

Linus Walleij linus.walleij at linaro.org
Fri Sep 27 08:12:19 EDT 2013


On Fri, Sep 13, 2013 at 9:47 AM, Boris BREZILLON
<b.brezillon at overkiz.com> wrote:

> Replace at91_mux_get_deglitch with at91_mux_pio3_get_deglitch when using
> sam9x5 (pio3) IP.
> at91_mux_get_deglitch only test the activation of the "Input Filter" which
> may be overloaded by the activation of the "Input Filter Slow Clock" to use
> the input filter as a debounce filter instead of a deglitch filter.
>
> Fix at91_mux_pio3_get_debounce to test the activation of the Input Filter
> before testing the activation of the debounce filter (Input Filter Slow
> Clock depends on Input Filter).
>
> Fix at91_mux_pio3_set_debounce function to avoid disabling the deglitch
> filter ("Input Filter") when debounce filter is disabled.
>
> Signed-off-by: Boris BREZILLON <b.brezillon at overkiz.com>

Patch applied with Jean-Christophe's ACK.

Yours,
Linus Walleij



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