| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Copyright (C) 2024 PHYTEC Messtechnik GmbH |
| * Author: Daniel Schultz <d.schultz@phytec.de> |
| */ |
| |
| #ifndef _PHYTEC_AM6_SOM_DETECTION_H |
| #define _PHYTEC_AM6_SOM_DETECTION_H |
| |
| #include "phytec_som_detection.h" |
| |
| #define PHYTEC_AM62X_SOM 71 |
| #define PHYTEC_AM64X_SOM 72 |
| #define PHYTEC_EEPROM_VALUE_X 0x21 |
| #define PHYTEC_EEPROM_NOR_FLASH_64MB_QSPI 0xC |
| |
| int __maybe_unused phytec_am6_detect(struct phytec_eeprom_data *data); |
| u8 __maybe_unused phytec_get_am6_ddr_size(struct phytec_eeprom_data *data); |
| u8 __maybe_unused phytec_get_am6_spi(struct phytec_eeprom_data *data); |
| u8 __maybe_unused phytec_get_am6_eth(struct phytec_eeprom_data *data); |
| u8 __maybe_unused phytec_get_am6_rtc(struct phytec_eeprom_data *data); |
| |
| static inline int phytec_am6_is_qspi(struct phytec_eeprom_data *data) |
| { |
| u8 spi = phytec_get_am6_spi(data); |
| |
| if (spi == PHYTEC_EEPROM_VALUE_X) |
| return 0; |
| return spi <= PHYTEC_EEPROM_NOR_FLASH_64MB_QSPI; |
| } |
| |
| static inline int phytec_am6_is_ospi(struct phytec_eeprom_data *data) |
| { |
| return phytec_get_am6_spi(data) > PHYTEC_EEPROM_NOR_FLASH_64MB_QSPI; |
| } |
| #endif /* _PHYTEC_AM6_SOM_DETECTION_H */ |
