Index: firmware/target/arm/as3525/sd-as3525v2.c
===================================================================
--- firmware/target/arm/as3525/sd-as3525v2.c	(revision 29141)
+++ firmware/target/arm/as3525/sd-as3525v2.c	(working copy)
@@ -473,6 +473,12 @@
 
     while (1)
     {
+        //udelay(100000); /* 100ms */   /* G */  /* Looong init, 25.0MBit/s */
+        //udelay(10000);  /* 10ms */    /* H */  /* Loong init, 25.0MBit/s */
+        //udelay(1000);   /* 1ms */     /* I */  /* Long init, 25.0MBit/s */
+        //udelay(1);      /* 1us */     /* J */  /* BUG, 25.0MBit/s */
+        //udelay(10);     /* 10us */    /* K */  /* BUG, 25.0MBit/s */
+        //udelay(100);    /* 100us */   /* L */  /* BUG, 25.0MBit/s */
         while(!(send_cmd(drive, SD_SEND_STATUS, card_info[drive].rca, MCI_RESP, &response)));
 
         if (((response >> 9) & 0xf) == SD_TRAN)
@@ -545,25 +551,31 @@
 #endif
     /*  End of Card Identification Mode   ************************************/
 
+   //if (false) /* No HS timings - no problems */ /* M */ /* OK, 25.0MBit/s */
     if (sd_v2)
     {
         /* Attempt to switch cards to HS timings, non HS cards just ignore this */
         /*  CMD7 w/rca: Select card to put it in TRAN state */
+        //udelay(100000); /* 100ms */  /* A */ /* BUG, 25.0MBit/s */
         if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_NO_RESP, NULL))
             return -7;
+        //udelay(100000); /* 100ms */  /* B */ /* BUG, 25.0MBit/s */
 
         if(sd_wait_for_tran_state(drive))
             return -8;
+        //udelay(100000); /* 100ms */  /* C */ /* BUG, 25.0MBit/s */
 
         /* CMD6 */
         if(!send_cmd(drive, SD_SWITCH_FUNC, 0x80fffff1, MCI_NO_RESP, NULL))
             return -9;
         mci_delay();
+        //udelay(100000); /* 100ms */  /* D */ /* OK, 50.0MBit/s */
 
         /*  We need to go back to STBY state now so we can read csd */
         /*  CMD7 w/rca=0:  Deselect card to put it in STBY state */
         if(!send_cmd(drive, SD_DESELECT_CARD, 0, MCI_NO_RESP, NULL))
             return -10;
+        //udelay(100000); /* 100ms */  /* E */ /* OK, 50.0MBit/s */
     }
 
     /* CMD9 send CSD */
@@ -572,6 +584,7 @@
         return -11;
 
     mci_delay();
+    //udelay(100000); /* 100ms */  /* F */ /* OK, 25.0MBit/s */
 
     sd_parse_csd(&card_info[drive]);