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dts: bindings: arm: nordic,nrf-uicr add nfct-pins-as-gpios

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Allow configuring NFCT pins as GPIOs from devicetree. This setting is
part of the UICR.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
This commit is contained in:
Gerard Marull-Paretas 2023-09-14 14:25:18 +02:00 committed by Carles Cufí
parent 011321f0cf
commit 1213ed4e8f
1 changed files with 12 additions and 0 deletions
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12
dts/bindings/arm/nordic,nrf-uicr.yaml
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@ -7,3 +7,15 @@ include: base.yaml
properties:
reg:
required: true
nfct-pins-as-gpios:
type: boolean
description: |
When enabled this property will configure pins dedicated to NFCT
peripheral as regular GPIOs.
NFC pins in nRF52 series: P0.09 and P0.10
NFC pins in nRF5340: P0.02 and P0.03
This setting, once applied, can only be unset by erasing the UICR
registers. Refer to the reference manual for more details.