Because before switching to a lower clock source, we must switch the clock source first instead of last. So before configuring the PMC_MCKR register, invoke at91_mck_init_down() first. As said in datasheet, the the size of SPL must not exceed the maximum size allowed(64Kbytes). Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com> Reviewed-by: Simon Glass <sjg@chromium.org>master
parent
2b21cf55cc
commit
23a19e0358
Loading…
Reference in new issue