diff options
Diffstat (limited to 'drivers/staging/westbridge/astoria/include/linux/westbridge/cyasprotocol.h')
| -rw-r--r-- | drivers/staging/westbridge/astoria/include/linux/westbridge/cyasprotocol.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/staging/westbridge/astoria/include/linux/westbridge/cyasprotocol.h b/drivers/staging/westbridge/astoria/include/linux/westbridge/cyasprotocol.h index 773b645..ab4d660 100644 --- a/drivers/staging/westbridge/astoria/include/linux/westbridge/cyasprotocol.h +++ b/drivers/staging/westbridge/astoria/include/linux/westbridge/cyasprotocol.h @@ -955,6 +955,7 @@ * CY_RQT_SDIO_RESUME * CY_RQT_SDIO_RESET_DEV * CY_RQT_P2S_DMA_START + * CY_RQT_CHANGE_SD_FREQ */ #ifndef __doxygen__ #define CY_RQT_STORAGE_RQT_CONTEXT (2) @@ -1946,6 +1947,34 @@ * CY_RESP_SUCCESS_FAILURE:CY_AS_ERROR_SUCCESS */ #define CY_RQT_P2S_DMA_START (35) +#if defined(CONFIG_MACH_U1_NA_SPR) || defined(CONFIG_MACH_U1_NA_USCC) +/* Summary + Changes the operating frequency of the SD card dynamically. + + Direction + P Port Processor -> West Bridge + + Length (in transfers) + 1 + + MailBox0 + * Context = 2 + * Request code = 36 + + D0 + Bits 12 - 15 : Bus number + Bits 8 - 11 : Device number + Bits 0 - 7 : Not used + + D1 + Bits 7 - 0 : Clock source setting + Bits 15 - 8 : Clock divider setting + + Responses + * CY_RESP_SUCCESS_FAILURE + */ +#define CY_RQT_CHANGE_SD_FREQ (36) +#endif /******************************************************/ |