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AMS Sansa: Replace another simple delay with a more intelligent MCI FIFO status check.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22864 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jack Halpin 2009-10-01 03:54:36 +00:00
parent 29c06f6c63
commit 1c36835b80
1 changed files with 3 additions and 2 deletions
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5
firmware/target/arm/as3525/ata_sd_as3525.c
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@ -611,9 +611,10 @@ static int sd_select_bank(signed char bank)
wakeup_wait(&transfer_completion_signal, TIMEOUT_BLOCK); wakeup_wait(&transfer_completion_signal, TIMEOUT_BLOCK);
dma_release(); /* Wait for FIFO to empty */
while(MCI_STATUS(INTERNAL_AS3525) & (MCI_TX_ACTIVE | MCI_RX_ACTIVE));
mci_delay(); dma_release();
ret = sd_wait_for_state(INTERNAL_AS3525, SD_TRAN); ret = sd_wait_for_state(INTERNAL_AS3525, SD_TRAN);
if (ret < 0) if (ret < 0)