On st21nfca, the mechanism to enable a secure element needs to add 2 properties in order manage the SWP line correctly. Document ese-present and uicc-present properties. Signed-off-by: Christophe Ricard <christophe-h.ricard@xxxxxx> --- Documentation/devicetree/bindings/net/nfc/st21nfca.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/net/nfc/st21nfca.txt b/Documentation/devicetree/bindings/net/nfc/st21nfca.txt index db677fe..7bb2e21 100644 --- a/Documentation/devicetree/bindings/net/nfc/st21nfca.txt +++ b/Documentation/devicetree/bindings/net/nfc/st21nfca.txt @@ -11,6 +11,10 @@ Required properties: Optional SoC Specific Properties: - pinctrl-names: Contains only one value - "default". - pintctrl-0: Specifies the pin control groups used for this controller. +- ese-present: Specifies that an ese is physically connected to the nfc +controller. +- uicc-present: Specifies that the uicc swp signal can be physically +connected to the nfc controller. Example (for ARM-based BeagleBoard xM with ST21NFCA on I2C2): @@ -29,5 +33,8 @@ Example (for ARM-based BeagleBoard xM with ST21NFCA on I2C2): interrupts = <2 IRQ_TYPE_LEVEL_LOW>; enable-gpios = <&gpio5 29 GPIO_ACTIVE_HIGH>; + + ese-present; + uicc-present; }; }; -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html