49 lines
2.0 KiB
C
49 lines
2.0 KiB
C
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// SPDX-License-Identifier: GPL-2.0-only
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/*
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* NFC Controller Driver
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* Copyright (C) 2020 ST Microelectronics S.A.
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* Copyright (C) 2010 Stollmann E+V GmbH
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* Copyright (C) 2010 Trusted Logic S.A.
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*/
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#define ST21NFC_MAGIC 0xEA
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#define ST21NFC_NAME "st21nfc"
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/*
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* ST21NFC power control via ioctl
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* ST21NFC_GET_WAKEUP : poll gpio-level for Wakeup pin
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*/
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#define ST21NFC_GET_WAKEUP _IO(ST21NFC_MAGIC, 0x01)
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#define ST21NFC_PULSE_RESET _IO(ST21NFC_MAGIC, 0x02)
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#define ST21NFC_SET_POLARITY_RISING _IO(ST21NFC_MAGIC, 0x03)
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#define ST21NFC_SET_POLARITY_HIGH _IO(ST21NFC_MAGIC, 0x05)
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#define ST21NFC_GET_POLARITY _IO(ST21NFC_MAGIC, 0x07)
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#define ST21NFC_RECOVERY _IO(ST21NFC_MAGIC, 0x08)
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#define ST21NFC_USE_ESE _IOW(ST21NFC_MAGIC, 0x09, unsigned int)
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#define ST21NFC_CLK_ENABLE _IOR(ST21NFC_MAGIC, 0x11, unsigned int)
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#define ST21NFC_CLK_DISABLE _IOR(ST21NFC_MAGIC, 0x12, unsigned int)
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#define ST21NFC_CLK_STATE _IOR(ST21NFC_MAGIC, 0x13, unsigned int)
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// Keep compatibility with older user applications.
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#define ST21NFC_LEGACY_GET_WAKEUP _IOR(ST21NFC_MAGIC, 0x01, unsigned int)
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#define ST21NFC_LEGACY_PULSE_RESET _IOR(ST21NFC_MAGIC, 0x02, unsigned int)
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#define ST21NFC_LEGACY_SET_POLARITY_RISING \
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_IOR(ST21NFC_MAGIC, 0x03, unsigned int)
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#define ST21NFC_LEGACY_SET_POLARITY_HIGH _IOR(ST21NFC_MAGIC, 0x05, unsigned int)
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#define ST21NFC_LEGACY_GET_POLARITY _IOR(ST21NFC_MAGIC, 0x07, unsigned int)
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#define ST21NFC_LEGACY_RECOVERY _IOR(ST21NFC_MAGIC, 0x08, unsigned int)
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#define ST54SPI_CB_RESET_END 0
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#define ST54SPI_CB_RESET_START 1
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#define ST54SPI_CB_ESE_NOT_USED 2
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#define ST54SPI_CB_ESE_USED 3
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void st21nfc_register_st54spi_cb(void (*cb)(int, void *), void *data);
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void st21nfc_unregister_st54spi_cb(void);
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#if (defined(ST21NFCD_MTK54) || defined(ST21NFCD_MTK510) || defined(ST21NFCD_QCOM54) || defined(ST21NFCD_QCOM510) || defined(ST21NFCD_GEXY510))
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#define ACCESS_OK(x, y, z) access_ok(y, z)
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#else
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#define ACCESS_OK(x, y, z) access_ok(x, y, z)
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#endif
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