diff options
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/target/arm/as3525/ata_sd_as3525.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/firmware/target/arm/as3525/ata_sd_as3525.c b/firmware/target/arm/as3525/ata_sd_as3525.c index 995bf932ca..fc5e2f880f 100644 --- a/firmware/target/arm/as3525/ata_sd_as3525.c +++ b/firmware/target/arm/as3525/ata_sd_as3525.c @@ -735,6 +735,14 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start, wakeup_wait(&transfer_completion_signal, TIMEOUT_BLOCK); + + /* Higher speed class cards need a write delay here for some reason */ + if((drive == SD_SLOT_AS3525) && write) + { + int delay = 3500; + while(delay--) asm volatile ("nop\n"); + } + if(!transfer_error[drive]) { if(!write) |