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Diffstat (limited to 'Documentation/devicetree/bindings/net/nfc/st-nci-spi.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/nfc/st-nci-spi.txt | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/Documentation/devicetree/bindings/net/nfc/st-nci-spi.txt b/Documentation/devicetree/bindings/net/nfc/st-nci-spi.txt deleted file mode 100644 index d33343330b94..000000000000 --- a/Documentation/devicetree/bindings/net/nfc/st-nci-spi.txt +++ /dev/null @@ -1,36 +0,0 @@ -* STMicroelectronics SAS. ST NCI NFC Controller - -Required properties: -- compatible: Should be "st,st21nfcb-spi" -- spi-max-frequency: Maximum SPI frequency (<= 4000000). -- interrupts: GPIO interrupt to which the chip is connected -- reset-gpios: Output GPIO pin used to reset the ST21NFCB - -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 ST21NFCB on SPI4): - -&mcspi4 { - - - st21nfcb: st21nfcb@0 { - - compatible = "st,st21nfcb-spi"; - - clock-frequency = <4000000>; - - interrupt-parent = <&gpio5>; - interrupts = <2 IRQ_TYPE_EDGE_RISING>; - - reset-gpios = <&gpio5 29 GPIO_ACTIVE_HIGH>; - - ese-present; - uicc-present; - }; -}; |