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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/t2t_lib/nfc_fixes.h')
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diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/t2t_lib/nfc_fixes.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/t2t_lib/nfc_fixes.h new file mode 100644 index 0000000..1ae29d0 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/t2t_lib/nfc_fixes.h @@ -0,0 +1,133 @@ +/** + * Copyright (c) 2015 - 2018, Nordic Semiconductor ASA + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form, except as embedded into a Nordic + * Semiconductor ASA integrated circuit in a product or a software update for + * such product, must reproduce the above copyright notice, this list of + * conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * 3. Neither the name of Nordic Semiconductor ASA nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * 4. This software, with or without modification, must only be used with a + * Nordic Semiconductor ASA integrated circuit. + * + * 5. Any software provided in binary form under this license must not be reverse + * engineered, decompiled, modified and/or disassembled. + * + * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef NFC_FIXES_H__ +#define NFC_FIXES_H__ + +#include <stdint.h> +#include <stdbool.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/** @file + * @defgroup nfc_fixes NFC fixes and workarounds + * @{ + * @ingroup nfc_t2t + * @brief @tagAPI52 Fixes for hardware-related anomalies. + * + * If you are using PCA10040 (part of nRF52 Development Kit), + * you must define the macro HAL_NFC_ENGINEERING_BC_FTPAN_WORKAROUND in order to apply + * workarounds for the following anomalies: + * - 79. NFCT: A false EVENTS_FIELDDETECTED event occurs after the field is lost. + * - 116. NFCT does not release HFCLK when switching from ACTIVATED to SENSE mode. + * + * If you are using PCA10056 Engineering A (part of nRF52840 Development Kit), + * you must define the macro HAL_NFC_NRF52840_ENGINEERING_ABC_WORKAROUND in order to apply + * workarounds for the following anomalies: + * - 98. NFCT: The NFCT is not able to communicate with the peer. + * - 116. NFCT does not release HFCLK when switching from ACTIVATED to SENSE mode. + * - 144. NFCT: Not optimal NFC performance + * + * If you are using PCA10056 Engineering B or C (part of nRF52840 Development Kit), + * you must define the macro HAL_NFC_NRF52840_ENGINEERING_ABC_WORKAROUND in order to apply + * workarounds for the following anomalies: + * - 190. NFCT: Event FIELDDETECTED may be generated too early. + * + * The use of implemented workarounds for PCA10056 are determined at the runtime and depends + * on the chip variant. + * + * The current code contains a patch for anomaly 25 (NFCT: Reset value of + * SENSRES register is incorrect), so that it now works on Windows Phone. + */ + +#ifdef BOARD_PCA10040 // assume nRF52832 chip in IC rev. Engineering B or Engineering C + #define HAL_NFC_ENGINEERING_BC_FTPAN_WORKAROUND +#elif defined(BOARD_PCA10056) // assume nRF52840 chip in IC rev. Engineering A, B or C + #define HAL_NFC_NRF52840_ENGINEERING_ABC_WORKAROUND +#endif + + +/** + * @brief Internal auxiliary function to check if the program is running on NRF52840 chip + * @retval true It is NRF52480 chip + * @retval false It is other chip + */ +static inline bool type_52840_check(void) +{ + return ((((*(uint32_t *)0xF0000FE0) & 0xFF) == 0x08) && + (((*(uint32_t *)0xF0000FE4) & 0x0F) == 0x0)); +} + +/** + * @brief Internal auxiliary function to check if the program is running on first sample of + * NRF52840 chip + * @retval true It is NRF52480 chip and it is first sample version + * @retval false It is other chip + */ +static inline bool type_52840_sample_check(void) +{ + return ( type_52840_check() && + ( ((*(uint32_t *)0xF0000FE8) & 0xF0) == 0x00 ) && + ( ((*(uint32_t *)0xF0000FEC) & 0xF0) == 0x00 ) ); +} + +/** + * @brief Internal auxiliary function to check if the program is running on final version of + * NRF52840 chip + * @retval true It is NRF52480 chip and it is final version + * @retval false It is other chip + */ +static inline bool type_52840_final_check(void) +{ + return ( type_52840_check() && + ( ( ((*(uint32_t *)0xF0000FE8) & 0xF0) != 0x00 ) || + ( ((*(uint32_t *)0xF0000FEC) & 0xF0) != 0x00 ) )); +} + +/** @} */ + +#ifdef __cplusplus +} +#endif + +#endif /* NFC_FIXES_H__ */ + |