Hi Andrew,
Thanks for the patch.
On 09/01/2017 07:38 AM, Andrew Jeffery wrote:
> The PCA9552 lines can be used either for driving LEDs or as GPIOs. The
> manual states that for LEDs, the operation is open-drain:
>
> The LSn LED select registers determine the source of the LED data.
>
>
On Sat, Sep 2, 2017 at 2:36 AM, Cédric Le Goater wrote:
> On 09/01/2017 07:38 AM, Andrew Jeffery wrote:
>> Rework leds-pca955x so that we avoid the incorrect inversion and clarify
>> the semantics with respect to GPIO.
>>
>> Signed-off-by: Andrew Jeffery
>
> Reviewed-by: Cédric Le Goater
I gav
On 09/01/2017 07:38 AM, Andrew Jeffery wrote:
> The PCA9552 lines can be used either for driving LEDs or as GPIOs. The
> manual states that for LEDs, the operation is open-drain:
>
> The LSn LED select registers determine the source of the LED data.
>
>00 = output is set LOW
The PCA9552 lines can be used either for driving LEDs or as GPIOs. The
manual states that for LEDs, the operation is open-drain:
The LSn LED select registers determine the source of the LED data.
00 = output is set LOW (LED on)
01 = output is set high-impedance (LED
4 matches
Mail list logo