From: Grzegorz Bernacki <gjb@semihalf.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCHv2] [ads5121] DDR2 init/timing update.
Date: Mon, 28 Jan 2008 10:15:02 +0100 [thread overview]
Message-ID: <479D9D16.3090905@semihalf.com> (raw)
From Chris Alger's CW bluestone config file.
Signed-off-by: John Rigby <jrigby@freescale.com>
Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
---
This patch was created by John Rigby. I tested it and rebased
against current top of the tree.
This is cleaned up version of previous patch, some defines were
updated and unused defines were removed.
board/ads5121/ads5121.c | 34 +++++++++++++++++++++-------------
include/configs/ads5121.h | 15 ++++++---------
2 files changed, 27 insertions(+), 22 deletions(-)
diff --git a/board/ads5121/ads5121.c b/board/ads5121/ads5121.c
index 1582c22..462f41d 100644
--- a/board/ads5121/ads5121.c
+++ b/board/ads5121/ads5121.c
@@ -126,24 +126,24 @@ long int fixed_sdram (void)
im->mddrc.prioman_config2 = CFG_MDDRCGRP_PM_CFG2;
im->mddrc.hiprio_config = CFG_MDDRCGRP_HIPRIO_CFG;
im->mddrc.lut_table0_main_upper = CFG_MDDRCGRP_LUT0_MU;
- im->mddrc.lut_table1_main_upper = CFG_MDDRCGRP_LUT1_MU;
- im->mddrc.lut_table2_main_upper = CFG_MDDRCGRP_LUT2_MU;
- im->mddrc.lut_table3_main_upper = CFG_MDDRCGRP_LUT3_MU;
- im->mddrc.lut_table4_main_upper = CFG_MDDRCGRP_LUT4_MU;
im->mddrc.lut_table0_main_lower = CFG_MDDRCGRP_LUT0_ML;
+ im->mddrc.lut_table1_main_upper = CFG_MDDRCGRP_LUT1_MU;
im->mddrc.lut_table1_main_lower = CFG_MDDRCGRP_LUT1_ML;
+ im->mddrc.lut_table2_main_upper = CFG_MDDRCGRP_LUT2_MU;
im->mddrc.lut_table2_main_lower = CFG_MDDRCGRP_LUT2_ML;
+ im->mddrc.lut_table3_main_upper = CFG_MDDRCGRP_LUT3_MU;
im->mddrc.lut_table3_main_lower = CFG_MDDRCGRP_LUT3_ML;
+ im->mddrc.lut_table4_main_upper = CFG_MDDRCGRP_LUT4_MU;
im->mddrc.lut_table4_main_lower = CFG_MDDRCGRP_LUT4_ML;
im->mddrc.lut_table0_alternate_upper = CFG_MDDRCGRP_LUT0_AU;
- im->mddrc.lut_table1_alternate_upper = CFG_MDDRCGRP_LUT1_AU;
- im->mddrc.lut_table2_alternate_upper = CFG_MDDRCGRP_LUT2_AU;
- im->mddrc.lut_table3_alternate_upper = CFG_MDDRCGRP_LUT3_AU;
- im->mddrc.lut_table4_alternate_upper = CFG_MDDRCGRP_LUT4_AU;
im->mddrc.lut_table0_alternate_lower = CFG_MDDRCGRP_LUT0_AL;
+ im->mddrc.lut_table1_alternate_upper = CFG_MDDRCGRP_LUT1_AU;
im->mddrc.lut_table1_alternate_lower = CFG_MDDRCGRP_LUT1_AL;
+ im->mddrc.lut_table2_alternate_upper = CFG_MDDRCGRP_LUT2_AU;
im->mddrc.lut_table2_alternate_lower = CFG_MDDRCGRP_LUT2_AL;
+ im->mddrc.lut_table3_alternate_upper = CFG_MDDRCGRP_LUT3_AU;
im->mddrc.lut_table3_alternate_lower = CFG_MDDRCGRP_LUT3_AL;
+ im->mddrc.lut_table4_alternate_upper = CFG_MDDRCGRP_LUT4_AU;
im->mddrc.lut_table4_alternate_lower = CFG_MDDRCGRP_LUT4_AL;
/* Initialize MDDRC */
@@ -157,18 +157,26 @@ 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_RST_DLL;
+ im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
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_OCD_EXIT;
-
- for (i = 0; i < 10; i++)
- im->mddrc.ddr_command = CFG_MICRON_NOP;
+ im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
+ im->mddrc.ddr_command = CFG_MICRON_NOP;
/* 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 ce458ae..79e6306 100644
--- a/include/configs/ads5121.h
+++ b/include/configs/ads5121.h
@@ -109,25 +109,22 @@
* [04:00] DRAM tRPA
*/
-#define CFG_MDDRC_SYS_CFG 0xF8604200
-#define CFG_MDDRC_SYS_CFG_RUN 0xE8604200
-#define CFG_MDDRC_SYS_CFG_EN 0x30000000
-#define CFG_MDDRC_TIME_CFG0 0x0000281E
-#define CFG_MDDRC_TIME_CFG0_RUN 0x01F4281E
+#define CFG_MDDRC_SYS_CFG 0xF8604A00
+#define CFG_MDDRC_SYS_CFG_RUN 0xE8604A00
+#define CFG_MDDRC_SYS_CFG_EN 0xF0000000
+#define CFG_MDDRC_TIME_CFG0 0x00003D2E
+#define CFG_MDDRC_TIME_CFG0_RUN 0x06183D2E
#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_MR 0x01000022
#define CFG_MICRON_EM2 0x01020000
#define CFG_MICRON_EM3 0x01030000
#define CFG_MICRON_EN_DLL 0x01010000
-#define CFG_MICRON_RST_DLL 0x01000932
#define CFG_MICRON_RFSH 0x01080000
-#define CFG_MICRON_INIT_DEV_OP 0x01000832
+#define CFG_MICRON_INIT_DEV_OP 0x01000432
#define CFG_MICRON_OCD_DEFAULT 0x01010780
-#define CFG_MICRON_OCD_EXIT 0x01010400
/* DDR Priority Manager Configuration */
#define CFG_MDDRCGRP_PM_CFG1 0x000777AA
--
1.5.2.2
next reply other threads:[~2008-01-28 9:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-28 9:15 Grzegorz Bernacki [this message]
2008-02-07 0:10 ` [U-Boot-Users] [PATCHv2] [ads5121] DDR2 init/timing update Wolfgang Denk
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