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