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authorGeoff Lansberry <geoff@kuvee.com>2016-12-21 23:18:33 -0500
committerSamuel Ortiz <sameo@linux.intel.com>2017-04-05 11:04:03 +0200
commit49d22c70aaf07cd7e33346b247f5df3ddb072ee0 (patch)
treebcdc825cff97cf30ffed42b619274e241d5e25f8 /drivers/nfc/pn533
parentNFC: trf7970a: add device tree option for 27MHz clock (diff)
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NFC: trf7970a: Add device tree option of 1.8 Volt IO voltage
The TRF7970A has configuration options for supporting hardware designs with 1.8 Volt or 3.3 Volt IO. This commit adds a device tree option, using a fixed regulator binding, for setting the io voltage to match the hardware configuration. If no option is supplied it defaults to 3.3 volt configuration. Acked-by: Rob Herring <robh@kernel.org> Acked-by: Mark Greer <mgreer@animalcreek.com> Signed-off-by: Geoff Lansberry <geoff@kuvee.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc/pn533')
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