162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ciconfig NFC_ST21NFCA 362306a36Sopenharmony_ci tristate 462306a36Sopenharmony_ci select CRC_CCITT 562306a36Sopenharmony_ci help 662306a36Sopenharmony_ci STMicroelectronics ST21NFCA core driver. It implements the chipset 762306a36Sopenharmony_ci HCI logic and hooks into the NFC kernel APIs. Physical layers will 862306a36Sopenharmony_ci register against it. 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ciconfig NFC_ST21NFCA_I2C 1162306a36Sopenharmony_ci tristate "STMicroelectronics ST21NFCA NFC driver (I2C)" 1262306a36Sopenharmony_ci depends on NFC_HCI && I2C && NFC_SHDLC 1362306a36Sopenharmony_ci select NFC_ST21NFCA 1462306a36Sopenharmony_ci help 1562306a36Sopenharmony_ci This module adds support for the STMicroelectronics st21nfca i2c interface. 1662306a36Sopenharmony_ci Select this if your platform is using the i2c bus. 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ci If you choose to build a module, it'll be called st21nfca_i2c. 1962306a36Sopenharmony_ci Say N if unsure. 20