1 .. SPDX-License-Identifier: GPL-2.0
2
3 MEI NFC
4 -------
5
6 Some Intel 8 and 9 Series chipsets support NFC devices connected behind
7 the Intel Management Engine controller.
8 MEI client bus exposes the NFC chips as NFC phy devices and enables
9 binding with Microread and NXP PN544 NFC device driver from the Linux NFC
10 subsystem.
11
12 .. kernel-render:: DOT
13 :alt: MEI NFC digraph
14 :caption: **MEI NFC** Stack
15
16 digraph NFC {
17 cl_nfc -> me_cl_nfc;
18 "drivers/nfc/mei_phy" -> cl_nfc [lhead=bus];
19 "drivers/nfc/microread/mei" -> cl_nfc;
20 "drivers/nfc/microread/mei" -> "drivers/nfc/mei_phy";
21 "drivers/nfc/pn544/mei" -> cl_nfc;
22 "drivers/nfc/pn544/mei" -> "drivers/nfc/mei_phy";
23 "net/nfc" -> "drivers/nfc/microread/mei";
24 "net/nfc" -> "drivers/nfc/pn544/mei";
25 "neard" -> "net/nfc";
26 cl_nfc [label="mei/bus(nfc)"];
27 me_cl_nfc [label="me fw (nfc)"];
28 }
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