linux/Documentation/driver-api/mei/nfc.rst
Randy Dunlap 7852fe3a09 Documentation: driver-api: correct spelling
Correct spelling problems for Documentation/driver-api/ as reported
by codespell.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-media@vger.kernel.org
Cc: Vishal Verma <vishal.l.verma@intel.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: nvdimm@lists.linux.dev
Cc: Vinod Koul <vkoul@kernel.org>
Cc: dmaengine@vger.kernel.org
Cc: linux-raid@vger.kernel.org
Cc: linux-usb@vger.kernel.org
Acked-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: Song Liu <song@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20230129231053.20863-3-rdunlap@infradead.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2023-02-02 11:05:16 -07:00

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.. SPDX-License-Identifier: GPL-2.0
MEI NFC
-------
Some Intel 8 and 9 Series chipsets support NFC devices connected behind
the Intel Management Engine controller.
MEI client bus exposes the NFC chips as NFC phy devices and enables
binding with Microread and NXP PN544 NFC device driver from the Linux NFC
subsystem.
.. kernel-render:: DOT
:alt: MEI NFC digraph
:caption: **MEI NFC** Stack
digraph NFC {
cl_nfc -> me_cl_nfc;
"drivers/nfc/mei_phy" -> cl_nfc [lhead=bus];
"drivers/nfc/microread/mei" -> cl_nfc;
"drivers/nfc/microread/mei" -> "drivers/nfc/mei_phy";
"drivers/nfc/pn544/mei" -> cl_nfc;
"drivers/nfc/pn544/mei" -> "drivers/nfc/mei_phy";
"net/nfc" -> "drivers/nfc/microread/mei";
"net/nfc" -> "drivers/nfc/pn544/mei";
"neard" -> "net/nfc";
cl_nfc [label="mei/bus(nfc)"];
me_cl_nfc [label="me fw (nfc)"];
}