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Sansa AMS: disable SD clocks when not in use (copied from FS#9570)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19280 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2008-12-01 04:17:39 +00:00
parent 50519416ca
commit ce851c0c67
1 changed files with 5 additions and 0 deletions
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5
firmware/target/arm/as3525/ata_sd_as3525.c
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@ -405,6 +405,9 @@ int sd_init(void)
sd_init_card(SD_SLOT_AS3525); sd_init_card(SD_SLOT_AS3525);
#endif #endif
/* init mutex */ /* init mutex */
sd_enable(false);
mutex_init(&sd_mtx); mutex_init(&sd_mtx);
queue_init(&sd_queue, true); queue_init(&sd_queue, true);
@ -493,6 +496,7 @@ static int sd_transfer_sectors(IF_MV2(int drive,) unsigned long start,
#endif #endif
mutex_lock(&sd_mtx); mutex_lock(&sd_mtx);
sd_enable(true);
#ifdef HAVE_MULTIVOLUME #ifdef HAVE_MULTIVOLUME
if (drive != 0 && !card_detect_target()) if (drive != 0 && !card_detect_target())
@ -579,6 +583,7 @@ static int sd_transfer_sectors(IF_MV2(int drive,) unsigned long start,
while (1) while (1)
{ {
sd_enable(false);
mutex_unlock(&sd_mtx); mutex_unlock(&sd_mtx);
return ret; return ret;