diff options
Diffstat (limited to 'common/spl/Kconfig')
| -rw-r--r-- | common/spl/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/common/spl/Kconfig b/common/spl/Kconfig index ac2f470032..9b9e788eb3 100644 --- a/common/spl/Kconfig +++ b/common/spl/Kconfig @@ -1187,5 +1187,17 @@ config TPL_YMODEM_SUPPORT endif # TPL +config SPL_AT91_MCK_BYPASS + bool "Use external clock signal as a source of main clock for AT91 platforms" + depends on ARCH_AT91 + default n + help + Use external 8 to 24 Mhz clock signal as source of main clock instead + of an external crystal oscillator. + This option disables the internal driving on the XOUT pin. + The external source has to provide a stable clock on the XIN pin. + If this option is disabled, the SoC expects a crystal oscillator + that needs driving on both XIN and XOUT lines. + endif # SPL endmenu |