@ -177,14 +177,16 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
}
}
if ( i = = retry )
if ( i = = retry ) {
printf ( " dwmci_send_cmd: timeout.. \n " ) ;
return TIMEOUT ;
}
if ( mask & DWMCI_INTMSK_RTO ) {
debug ( " Response Timeout.. \n " ) ;
printf ( " dwmci_send_cmd: Response Timeout..\n " ) ;
return TIMEOUT ;
} else if ( mask & DWMCI_INTMSK_RE ) {
debug ( " Response Error.. \n " ) ;
printf ( " dwmci_send_cmd: Response Error..\n " ) ;
return - 1 ;
}
@ -204,7 +206,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
do {
mask = dwmci_readl ( host , DWMCI_RINTSTS ) ;
if ( mask & ( DWMCI_DATA_ERR | DWMCI_DATA_TOUT ) ) {
debug ( " DATA ERROR! \n " ) ;
printf ( " dwmci_send_cmd: DATA ERROR!\n " ) ;
return - 1 ;
}
} while ( ! ( mask & DWMCI_INTMSK_DTO ) ) ;
@ -232,16 +234,16 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq)
if ( ( freq = = host - > clock ) | | ( freq = = 0 ) )
return 0 ;
/*
* If host - > get_mmc_clk did n' t define ,
* If host - > get_mmc_clk is n' t defined ,
* then assume that host - > bus_hz is source clock value .
* host - > bus_hz should be set from user .
* host - > bus_hz should be set by user .
*/
if ( host - > get_mmc_clk )
sclk = host - > get_mmc_clk ( host ) ;
else if ( host - > bus_hz )
sclk = host - > bus_hz ;
else {
printf ( " Didn't get source clock value.. \n " ) ;
printf ( " dwmci_setup_bus: Didn't get source clock value..\n " ) ;
return - EINVAL ;
}
@ -260,7 +262,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq)
do {
status = dwmci_readl ( host , DWMCI_CMD ) ;
if ( timeout - - < 0 ) {
printf ( " TIMEOUT error! !\n " ) ;
printf ( " dwmci_setup_bus: timeout !\n " ) ;
return - ETIMEDOUT ;
}
} while ( status & DWMCI_CMD_START ) ;
@ -275,7 +277,7 @@ static int dwmci_setup_bus(struct dwmci_host *host, u32 freq)
do {
status = dwmci_readl ( host , DWMCI_CMD ) ;
if ( timeout - - < 0 ) {
printf ( " TIMEOUT error! !\n " ) ;
printf ( " dwmci_setup_bus: timeout !\n " ) ;
return - ETIMEDOUT ;
}
} while ( status & DWMCI_CMD_START ) ;
@ -290,7 +292,7 @@ static void dwmci_set_ios(struct mmc *mmc)
struct dwmci_host * host = ( struct dwmci_host * ) mmc - > priv ;
u32 ctype , regs ;
debug ( " Buswidth = %d, clock: %d \n " , mmc - > bus_width , mmc - > clock ) ;
debug ( " Buswidth = %d, clock: %d \n " , mmc - > bus_width , mmc - > clock ) ;
dwmci_setup_bus ( host , mmc - > clock ) ;
switch ( mmc - > bus_width ) {
@ -329,7 +331,7 @@ static int dwmci_init(struct mmc *mmc)
dwmci_writel ( host , DWMCI_PWREN , 1 ) ;
if ( ! dwmci_wait_reset ( host , DWMCI_RESET_ALL ) ) {
debug ( " %s[%d] Fail-reset!! \n " , __func__ , __LINE__ ) ;
printf ( " %s[%d] Fail-reset!! \n " , __func__ , __LINE__ ) ;
return - 1 ;
}