Index: ../firmware/target/arm/as3525/sd-as3525v2.c
===================================================================
--- ../firmware/target/arm/as3525/sd-as3525v2.c (revision 29587)
+++ ../firmware/target/arm/as3525/sd-as3525v2.c (working copy)
@@ -1038,10 +1038,16 @@
 {
     if (on)
     {
+        int hcon_numcards = ((MCI_HCON>>1) & 0x1F) + 1;
+        
         bitset32(&CGU_PERI, CGU_MCI_CLOCK_ENABLE);
         CGU_IDE |= (1<<7);                  /* AHB interface enable */
         CGU_MEMSTICK |= (1<<7);             /* interface enable */
         CGU_SDSLOT |= (1<<7);               /* interface enable */
+        
+        MCI_CLKENA = (1 << hcon_numcards) - 1;
+        MCI_CLKENA |= 1<<( 16);
+        MCI_CLKENA |= 1<<( 1+16);
     }
     else
     {
@@ -1049,6 +1055,9 @@
         CGU_MEMSTICK &= ~(1<<7);            /* interface enable */
         CGU_IDE &= ~(1<<7);                 /* AHB interface enable */
         bitclr32(&CGU_PERI, CGU_MCI_CLOCK_ENABLE);
+        
+        MCI_CLKENA = 0;
+        
     }
 }