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

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19280 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 5 insertions, 0 deletions

diff --git a/firmware/target/arm/as3525/ata_sd_as3525.c b/firmware/target/arm/as3525/ata_sd_as3525.c
index f6c8b2de24..2270894be5 100644
--- a/firmware/target/arm/as3525/ata_sd_as3525.c
+++ b/firmware/target/arm/as3525/ata_sd_as3525.c
@@ -405,6 +405,9 @@ int sd_init(void)
     sd_init_card(SD_SLOT_AS3525);
 #endif
     /* init mutex */
+
+    sd_enable(false);
+
     mutex_init(&sd_mtx);
 
     queue_init(&sd_queue, true);
@@ -493,6 +496,7 @@ static int sd_transfer_sectors(IF_MV2(int drive,) unsigned long start,
 #endif
 
     mutex_lock(&sd_mtx);
+    sd_enable(true);
 
 #ifdef HAVE_MULTIVOLUME
     if (drive != 0 && !card_detect_target())
@@ -579,6 +583,7 @@ static int sd_transfer_sectors(IF_MV2(int drive,) unsigned long start,
 
     while (1)
     {
+        sd_enable(false);
         mutex_unlock(&sd_mtx);
 
         return ret;