Do the DRAM init according to micron MT47H64M8B6-37E
    documentation.
    
    Signed-off-by: Kenneth Johansson <[EMAIL PROTECTED]>

diff --git a/board/ads5121/ads5121.c b/board/ads5121/ads5121.c
index 8629b03..606cc6b 100644
--- a/board/ads5121/ads5121.c
+++ b/board/ads5121/ads5121.c
@@ -158,26 +158,18 @@ long int fixed_sdram (void)
                im->mddrc.ddr_command = CFG_MICRON_NOP;
 
        im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
-       im->mddrc.ddr_command = CFG_MICRON_NOP;
-       im->mddrc.ddr_command = CFG_MICRON_RFSH;
-       im->mddrc.ddr_command = CFG_MICRON_NOP;
-       im->mddrc.ddr_command = CFG_MICRON_RFSH;
-       im->mddrc.ddr_command = CFG_MICRON_NOP;
-       im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
-       im->mddrc.ddr_command = CFG_MICRON_NOP;
-       im->mddrc.ddr_command = CFG_MICRON_EM2;
-       im->mddrc.ddr_command = CFG_MICRON_NOP;
-       im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
-       im->mddrc.ddr_command = CFG_MICRON_EM2;
-       im->mddrc.ddr_command = CFG_MICRON_EM3;
-       im->mddrc.ddr_command = CFG_MICRON_EN_DLL;
-       im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_EM2;
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_EM3;
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_EM;
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_MR_DLL_RESET;
+                                
        im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
        im->mddrc.ddr_command = CFG_MICRON_RFSH;
-       im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
-       im->mddrc.ddr_command = CFG_MICRON_OCD_DEFAULT;
-       im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
-       im->mddrc.ddr_command = CFG_MICRON_NOP;
+       im->mddrc.ddr_command = CFG_MICRON_RFSH;
+
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_MR;
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_EM_OCD;
+       im->mddrc.ddr_command = CFG_MICRON_DDR2_LM_EM_EXIT;
 
        /* Start MDDRC */
        im->mddrc.ddr_time_config0 = CFG_MDDRC_TIME_CFG0_RUN;
diff --git a/include/configs/ads5121.h b/include/configs/ads5121.h
index c147424..83781c6 100644
--- a/include/configs/ads5121.h
+++ b/include/configs/ads5121.h
@@ -117,14 +117,22 @@
 #define CFG_MDDRC_TIME_CFG1    0x54EC1168
 #define CFG_MDDRC_TIME_CFG2    0x35210864
 
-#define CFG_MICRON_NOP         0x01380000
-#define CFG_MICRON_PCHG_ALL    0x01100400
-#define CFG_MICRON_EM2         0x01020000
-#define CFG_MICRON_EM3         0x01030000
-#define CFG_MICRON_EN_DLL      0x01010000
-#define CFG_MICRON_RFSH                0x01080000
-#define CFG_MICRON_INIT_DEV_OP 0x01000432
-#define CFG_MICRON_OCD_DEFAULT 0x01010780
+/* DRAM commands */
+#define CFG_MICRON_NOP                 0x01380000
+#define CFG_MICRON_PCHG_ALL            0x01100400
+#define CFG_MICRON_RFSH                        0x01080000
+
+/* DDR2 specific commands */
+#define CFG_MICRON_DDR2_LM_MR_DLL_RESET        0x01000100      /* reset DLL    
    */
+#define CFG_MICRON_DDR2_LM_MR          0x01000432      /* burst lenght 4   */
+                                                       /* CAS 3            */
+                                                       /* Write recovery 3 */
+#define CFG_MICRON_DDR2_LM_EM_OCD      0x01010780      /* OCD default      */
+                                                       /* DQS# enable      */
+#define CFG_MICRON_DDR2_LM_EM_EXIT     0x01010400      /* DQS# enable      */
+#define CFG_MICRON_DDR2_LM_EM          0x01010000
+#define CFG_MICRON_DDR2_LM_EM2         0x01020000
+#define CFG_MICRON_DDR2_LM_EM3         0x01030000
 
 /* DDR Priority Manager Configuration */
 #define CFG_MDDRCGRP_PM_CFG1   0x000777AA



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