ChibiOS Free Embedded RTOS

1: fix warning when compiling SHELL_USE_COMPLETION TRUE
2: STM32F4xx/stm32_registry.h: fix wrong OTG endpoint count
3: STM32/LLD/SDMMCv1/hal_sdc_lld.c: disable clock while idle (pwrsav)
4: fix doku / codestyle

Patches committed, thanks. I added a switch for the power saving feature.

Giovanni

There are two bugs in the sdmmc commit.
in addition I add the patches which are not commited.

Hi,

Thanks for reducing entropy locally, I hope it is OK now.

Giovanni