diff options
Diffstat (limited to 'Documentation/devicetree/bindings/net/nfc/trf7970a.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/net/nfc/trf7970a.txt | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/net/nfc/trf7970a.txt b/Documentation/devicetree/bindings/net/nfc/trf7970a.txt index c627bbb3009e..60c833d62181 100644 --- a/Documentation/devicetree/bindings/net/nfc/trf7970a.txt +++ b/Documentation/devicetree/bindings/net/nfc/trf7970a.txt @@ -13,14 +13,10 @@ Optional SoC Specific Properties: - pinctrl-names: Contains only one value - "default". - 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. - en2-rf-quirk: Specify that the trf7970a being used has the "EN2 RF" erratum. -- t5t-rmb-extra-byte-quirk: Specify that the trf7970a has the erratum - where an extra byte is returned by Read Multiple Block commands issued - to Type 5 tags. - vdd-io-supply: Regulator specifying voltage for vdd-io - clock-frequency: Set to specify that the input frequency to the trf7970a is 13560000Hz or 27120000Hz @@ -37,15 +33,13 @@ Example (for ARM-based BeagleBone with TRF7970A on SPI1): spi-max-frequency = <2000000>; interrupt-parent = <&gpio2>; interrupts = <14 0>; - ti,enable-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>, - <&gpio2 5 GPIO_ACTIVE_LOW>; + ti,enable-gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>, + <&gpio2 5 GPIO_ACTIVE_HIGH>; vin-supply = <&ldo3_reg>; - vin-voltage-override = <5000000>; vdd-io-supply = <&ldo2_reg>; autosuspend-delay = <30000>; irq-status-read-quirk; en2-rf-quirk; - t5t-rmb-extra-byte-quirk; clock-frequency = <27120000>; status = "okay"; }; |