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-rw-r--r--Documentation/devicetree/bindings/net/nfc/trf7970a.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/nfc/trf7970a.txt b/Documentation/devicetree/bindings/net/nfc/trf7970a.txt
index 02a381d..010e5c2 100644
--- a/Documentation/devicetree/bindings/net/nfc/trf7970a.txt
+++ b/Documentation/devicetree/bindings/net/nfc/trf7970a.txt
@@ -14,6 +14,8 @@ Optional SoC Specific Properties:
- pintctrl-0: Specifies the pin control groups used for this controller.
- autosuspend-delay: Specify autosuspend delay in milliseconds.
- vin-voltage-override: Specify voltage of VIN pin in microvolts.
+- irq-status-read-quirk: Specify that the trf7970a being used has the
+ "IRQ Status Read" erratum.
Example (for ARM-based BeagleBone with TRF7970A on SPI1):
@@ -33,6 +35,7 @@ Example (for ARM-based BeagleBone with TRF7970A on SPI1):
vin-supply = <&ldo3_reg>;
vin-voltage-override = <5000000>;
autosuspend-delay = <30000>;
+ irq-status-read-quirk;
status = "okay";
};
};
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