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Diffstat (limited to 'Documentation/devicetree/bindings/net/nfc/pn532.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/nfc/pn532.txt | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/Documentation/devicetree/bindings/net/nfc/pn532.txt b/Documentation/devicetree/bindings/net/nfc/pn532.txt deleted file mode 100644 index a5507dc499bc..000000000000 --- a/Documentation/devicetree/bindings/net/nfc/pn532.txt +++ /dev/null @@ -1,46 +0,0 @@ -* NXP Semiconductors PN532 NFC Controller - -Required properties: -- compatible: Should be - - "nxp,pn532" Place a node with this inside the devicetree node of the bus - where the NFC chip is connected to. - Currently the kernel has phy bindings for uart and i2c. - - "nxp,pn532-i2c" (DEPRECATED) only works for the i2c binding. - - "nxp,pn533-i2c" (DEPRECATED) only works for the i2c binding. - -Required properties if connected on i2c: -- clock-frequency: I²C work frequency. -- reg: for the I²C bus address. This is fixed at 0x24 for the PN532. -- interrupts: GPIO interrupt to which the chip is connected - -Optional SoC Specific Properties: -- pinctrl-names: Contains only one value - "default". -- pintctrl-0: Specifies the pin control groups used for this controller. - -Example (for ARM-based BeagleBone with PN532 on I2C2): - -&i2c2 { - - - pn532: nfc@24 { - - compatible = "nxp,pn532"; - - reg = <0x24>; - clock-frequency = <400000>; - - interrupt-parent = <&gpio1>; - interrupts = <17 IRQ_TYPE_EDGE_FALLING>; - - }; -}; - -Example (for PN532 connected via uart): - -uart4: serial@49042000 { - compatible = "ti,omap3-uart"; - - pn532: nfc { - compatible = "nxp,pn532"; - }; -}; |