set(SOC_SRCS "cpu_util.c"
            "gpio_periph.c"
            "rtc_clk.c"
            "rtc_init.c"
            "rtc_periph.c"
            "rtc_pm.c"
            "rtc_sleep.c"
            "rtc_time.c"
            "soc_memory_layout.c"
            "spi_periph.c")
