| menuconfig MAILBOX | |
| bool "Mailbox Hardware Support" | |
| help | |
| Mailbox is a framework to control hardware communication between | |
| on-chip processors through queued messages and interrupt driven | |
| signals. Say Y if your platform supports hardware mailboxes. | |
| if MAILBOX | |
| config PL320_MBOX | |
| bool "ARM PL320 Mailbox" | |
| depends on ARM_AMBA | |
| help | |
| An implementation of the ARM PL320 Interprocessor Communication | |
| Mailbox (IPCM), tailored for the Calxeda Highbank. It is used to | |
| send short messages between Highbank's A9 cores and the EnergyCore | |
| Management Engine, primarily for cpufreq. Say Y here if you want | |
| to use the PL320 IPCM support. | |
| endif |