| Rob Herring | 3005867 | 2013-01-28 16:13:14 +0000 | [diff] [blame] | 1 | menuconfig MAILBOX |
| 2 | bool "Mailbox Hardware Support" |
| 3 | help |
| 4 | Mailbox is a framework to control hardware communication between |
| 5 | on-chip processors through queued messages and interrupt driven |
| 6 | signals. Say Y if your platform supports hardware mailboxes. |
| 7 | |
| 8 | if MAILBOX |
| 9 | config PL320_MBOX |
| 10 | bool "ARM PL320 Mailbox" |
| 11 | depends on ARM_AMBA |
| 12 | help |
| 13 | An implementation of the ARM PL320 Interprocessor Communication |
| 14 | Mailbox (IPCM), tailored for the Calxeda Highbank. It is used to |
| 15 | send short messages between Highbank's A9 cores and the EnergyCore |
| 16 | Management Engine, primarily for cpufreq. Say Y here if you want |
| 17 | to use the PL320 IPCM support. |
| 18 | |
| 19 | endif |