diff options
| author | Mark A. Greer <mgreer@animalcreek.com> | 2014-08-07 17:41:44 -0700 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2014-09-01 00:06:55 +0200 |
| commit | d953ada493711363d5b7f2151100c242923fc56b (patch) | |
| tree | acfec4140321eff67b0f8dcb3c3db15291b36181 /Documentation | |
| parent | 772079eb77587e0242752fa67685a8132d899f79 (diff) | |
| download | linux-d953ada493711363d5b7f2151100c242923fc56b.tar.gz linux-d953ada493711363d5b7f2151100c242923fc56b.tar.bz2 linux-d953ada493711363d5b7f2151100c242923fc56b.zip | |
NFC: trf7970a: Document the 'irq-status-read-quirk' DT property
The mechanism for specifying that the trf7970a
being used by the driver has the "IRQ Status Read"
erratum has been changed to a device tree property
('irq-status-read-quirk').
Document the new device tree property.
Signed-off-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/net/nfc/trf7970a.txt | 3 |
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 02a381d30448..010e5c288801 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"; }; }; |