Add helper function to read out the PCB revision of a PHYTEC SoM.
Signed-off-by: Teresa Remmet t.remmet@phytec.de --- board/phytec/common/phytec_som_detection.c | 15 +++++++++++++++ board/phytec/common/phytec_som_detection.h | 5 +++++ 2 files changed, 20 insertions(+)
diff --git a/board/phytec/common/phytec_som_detection.c b/board/phytec/common/phytec_som_detection.c index 366bdd4ace4b..55562731270b 100644 --- a/board/phytec/common/phytec_som_detection.c +++ b/board/phytec/common/phytec_som_detection.c @@ -186,3 +186,18 @@ char * __maybe_unused phytec_get_opt(struct phytec_eeprom_data *data)
return opt; } + +u8 __maybe_unused phytec_get_rev(struct phytec_eeprom_data *data) +{ + struct phytec_api2_data *api2; + + if (!data) + data = &eeprom_data; + + if (data->api_rev < PHYTEC_API_REV2) + return PHYTEC_EEPROM_INVAL; + + api2 = &data->data.data_api2; + + return api2->pcb_rev; +} diff --git a/board/phytec/common/phytec_som_detection.h b/board/phytec/common/phytec_som_detection.h index 01f7e4652ddb..c68e2302cc42 100644 --- a/board/phytec/common/phytec_som_detection.h +++ b/board/phytec/common/phytec_som_detection.h @@ -68,6 +68,7 @@ int phytec_eeprom_data_init(struct phytec_eeprom_data *data, void __maybe_unused phytec_print_som_info(struct phytec_eeprom_data *data);
char * __maybe_unused phytec_get_opt(struct phytec_eeprom_data *data); +u8 __maybe_unused phytec_get_rev(struct phytec_eeprom_data *data);
#else
@@ -99,6 +100,10 @@ inline char *__maybe_unused phytec_get_opt(struct phytec_eeprom_data *data) return NULL; }
+u8 __maybe_unused phytec_get_rev(struct phytec_eeprom_data *data) +{ + return PHYTEC_EEPROM_INVAL; +} #endif /* IS_ENABLED(CONFIG_PHYTEC_SOM_DETECTION) */
#endif /* _PHYTEC_SOM_DETECTION_H */