diff options
Diffstat (limited to 'arch/arm/include/asm/imx-common/sci/svc/timer/api.h')
| -rw-r--r-- | arch/arm/include/asm/imx-common/sci/svc/timer/api.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/include/asm/imx-common/sci/svc/timer/api.h b/arch/arm/include/asm/imx-common/sci/svc/timer/api.h index 5059451ba0..7e9454e191 100644 --- a/arch/arm/include/asm/imx-common/sci/svc/timer/api.h +++ b/arch/arm/include/asm/imx-common/sci/svc/timer/api.h @@ -220,6 +220,21 @@ sc_err_t sc_timer_get_rtc_sec1970(sc_ipc_t ipc, uint32_t *sec); sc_err_t sc_timer_set_rtc_alarm(sc_ipc_t ipc, uint16_t year, uint8_t mon, uint8_t day, uint8_t hour, uint8_t min, uint8_t sec); +/*! + * This function sets the RTC calibration value. Only the owner of the SC_R_SYSTEM + * resource can set the calibration. + * + * @param[in] ipc IPC handle + * @param[in] count calbration count (-16 to 15) + * + * The calibration value is a 5-bit value including the sign bit, which is + * implemented in 2's complement. It is added or subtracted from the RTC on + * a perdiodic basis, once per 32768 cycles of the RTC clock. + * + * @return Returns an error code (SC_ERR_NONE = success). + */ +sc_err_t sc_timer_set_rtc_calb(sc_ipc_t ipc, int8_t count); + /* @} */ #endif /* _SC_TIMER_API_H */ |