On 20/06/2017 at 18:55, Jonathan Cameron wrote:
> On Thu, 15 Jun 2017 16:24:54 +0300
> Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx> wrote:
>
>> Enable pinctrl for ADTRG pin (PD31) for ADC hardware trigger support.
>>
>> Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx>
>> Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxxxxxx>
> The driver changes are on their way upstream.
>
> Acked-by: Jonathan Cameron <jic23@xxxxxxxxxx>
Thanks Jonathan,
Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>
Eugen, note that we may need to wait for 4.14 as our changes for 4.13
are already queued in arm-soc...
Best regards,
>> ---
>> arch/arm/boot/dts/at91-sama5d2_xplained.dts | 16 +++++++++++++++-
>> 1 file changed, 15 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>> index 0bef9e0..04754b1 100644
>> --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>> +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>> @@ -303,7 +303,7 @@
>> vddana-supply = <&vdd_3v3_lp_reg>;
>> vref-supply = <&vdd_3v3_lp_reg>;
>> pinctrl-names = "default";
>> - pinctrl-0 = <&pinctrl_adc_default>;
>> + pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
>> status = "okay";
>> };
>>
>> @@ -322,6 +322,20 @@
>> bias-disable;
>> };
>>
>> + /*
>> + * The ADTRG pin can work on any edge type.
>> + * In here it's being pulled up, so need to
>> + * connect it to ground to get an edge e.g.
>> + * Trigger can be configured on falling, rise
>> + * or any edge, and the pull-up can be changed
>> + * to pull-down or left floating according to
>> + * needs.
>> + */
>> + pinctrl_adtrg_default: adtrg_default {
>> + pinmux = <PIN_PD31__ADTRG>;
>> + bias-pull-up;
>> + };
>> +
>> pinctrl_charger_chglev: charger_chglev {
>> pinmux = <PIN_PA12__GPIO>;
>> bias-disable;
>
>
--
Nicolas Ferre
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