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Since S3FWRN82 NFC Chip, The UART interface can be used. S3FWRN82 uses NCI protocol and supports I2C and UART interface. Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
37 lines
874 B
C
37 lines
874 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later
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*
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* Link Layer for Samsung S3FWRN5 NCI based Driver
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*
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* Copyright (C) 2015 Samsung Electrnoics
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* Robert Baldyga <r.baldyga@samsung.com>
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* Copyright (C) 2020 Samsung Electrnoics
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* Bongsu Jeon <bongsu.jeon@samsung.com>
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*/
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#ifndef __NFC_S3FWRN5_PHY_COMMON_H
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#define __NFC_S3FWRN5_PHY_COMMON_H
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#include <linux/mutex.h>
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#include <net/nfc/nci_core.h>
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#include "s3fwrn5.h"
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#define S3FWRN5_EN_WAIT_TIME 20
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struct phy_common {
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struct nci_dev *ndev;
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int gpio_en;
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int gpio_fw_wake;
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struct mutex mutex;
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enum s3fwrn5_mode mode;
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};
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void s3fwrn5_phy_set_wake(void *phy_id, bool wake);
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bool s3fwrn5_phy_power_ctrl(struct phy_common *phy, enum s3fwrn5_mode mode);
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void s3fwrn5_phy_set_mode(void *phy_id, enum s3fwrn5_mode mode);
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enum s3fwrn5_mode s3fwrn5_phy_get_mode(void *phy_id);
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#endif /* __NFC_S3FWRN5_PHY_COMMON_H */
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