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authorWolfgang Denk <wd@denx.de>2009-06-14 20:58:48 +0200
committerWolfgang Denk <wd@denx.de>2009-07-14 00:02:42 +0200
commit25671c8672f2d7b39555416a6b7a6b7b39b810bf (patch)
tree3e702c7e614b9db038cf577ef692ece2d0a0b111
parent7629f1c06b6dea36bbc7bf70820b824e9b6d2227 (diff)
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aria: adjust memory controller initialization
Needed for Rev. 2 silicon at 400 MHz Signed-off-by: Wolfgang Denk <wd@denx.de>
-rw-r--r--include/configs/aria.h85
1 files changed, 72 insertions, 13 deletions
diff --git a/include/configs/aria.h b/include/configs/aria.h
index 58f67a4..3ae1238 100644
--- a/include/configs/aria.h
+++ b/include/configs/aria.h
@@ -123,26 +123,83 @@
* [09:05] DRAM tRP:
* [04:00] DRAM tRPA
*/
-#define CONFIG_SYS_MDDRC_SYS_CFG 0xF8604A00
-#define CONFIG_SYS_MDDRC_SYS_CFG_RUN 0xE8604A00
-/*#define CONFIG_SYS_MDDRC_TIME_CFG1 0x54EC1168 */
- #define CONFIG_SYS_MDDRC_TIME_CFG1 0x55D81189
-/*#define CONFIG_SYS_MDDRC_TIME_CFG2 0x35210864 */
- #define CONFIG_SYS_MDDRC_TIME_CFG2 0x34790863
+#define CONFIG_SYS_MDDRC_SYS_CFG ( (1 << 31) | /* RST_B */ \
+ (1 << 30) | /* CKE */ \
+ (1 << 29) | /* CLK_ON */ \
+ (1 << 28) | /* CMD_MODE */ \
+ (4 << 25) | /* DRAM_ROW_SELECT */ \
+ (3 << 21) | /* DRAM_BANK_SELECT */ \
+ (0 << 18) | /* SELF_REF_EN */ \
+ (0 << 17) | /* 16BIT_MODE */ \
+ (2 << 13) | /* RDLY */ \
+ (0 << 12) | /* HALF_DQS_DLY */ \
+ (1 << 11) | /* QUART_DQS_DLY */ \
+ (2 << 8) | /* WDLY */ \
+ (0 << 7) | /* EARLY_ODT */ \
+ (1 << 6) | /* ON_DIE_TERMINATE */ \
+ (0 << 5) | /* FIFO_OV_CLEAR */ \
+ (0 << 4) | /* FIFO_UV_CLEAR */ \
+ (0 << 1) | /* FIFO_OV_EN */ \
+ (0 << 0) /* FIFO_UV_EN */ \
+ )
+
+#define CONFIG_SYS_MDDRC_SYS_CFG_RUN (CONFIG_SYS_MDDRC_SYS_CFG & ~(1 << 28))
+#define CONFIG_SYS_MDDRC_TIME_CFG1 0x55D81189
+#define CONFIG_SYS_MDDRC_TIME_CFG2 0x34790863
#define CONFIG_SYS_MDDRC_SYS_CFG_EN 0xF0000000
#define CONFIG_SYS_MDDRC_TIME_CFG0 0x00003D2E
-/*#define CONFIG_SYS_MDDRC_TIME_CFG0_RUN 0x06183D2E */
#define CONFIG_SYS_MDDRC_TIME_CFG0_RUN 0x030C3D2E
#define CONFIG_SYS_MICRON_NOP 0x01380000
#define CONFIG_SYS_MICRON_PCHG_ALL 0x01100400
-#define CONFIG_SYS_MICRON_EM2 0x01020000
-#define CONFIG_SYS_MICRON_EM3 0x01030000
-#define CONFIG_SYS_MICRON_EN_DLL 0x01010000
+#define CONFIG_SYS_MICRON_EMR ( (1 << 24) | /* CMD_REQ */ \
+ (0 << 22) | /* DRAM_CS */ \
+ (0 << 21) | /* DRAM_RAS */ \
+ (0 << 20) | /* DRAM_CAS */ \
+ (0 << 19) | /* DRAM_WEB */ \
+ (1 << 16) | /* DRAM_BS[2:0] */ \
+ (0 << 15) | /* */ \
+ (0 << 12) | /* A12->out */ \
+ (0 << 11) | /* A11->RDQS */ \
+ (0 << 10) | /* A10->DQS# */ \
+ (0 << 7) | /* OCD program */ \
+ (0 << 6) | /* Rtt1 */ \
+ (0 << 3) | /* posted CAS# */ \
+ (0 << 2) | /* Rtt0 */ \
+ (1 << 1) | /* ODS */ \
+ (0 << 0) /* DLL */ \
+ )
+#define CONFIG_SYS_MICRON_EMR2 0x01020000
+#define CONFIG_SYS_MICRON_EMR3 0x01030000
#define CONFIG_SYS_MICRON_RFSH 0x01080000
#define CONFIG_SYS_MICRON_INIT_DEV_OP 0x01000432
-#define CONFIG_SYS_MICRON_OCD_DEFAULT 0x01010780
+#define CONFIG_SYS_MICRON_EMR_OCD ( (1 << 24) | /* CMD_REQ */ \
+ (0 << 22) | /* DRAM_CS */ \
+ (0 << 21) | /* DRAM_RAS */ \
+ (0 << 20) | /* DRAM_CAS */ \
+ (0 << 19) | /* DRAM_WEB */ \
+ (1 << 16) | /* DRAM_BS[2:0] */ \
+ (0 << 15) | /* */ \
+ (0 << 12) | /* A12->out */ \
+ (0 << 11) | /* A11->RDQS */ \
+ (1 << 10) | /* A10->DQS# */ \
+ (7 << 7) | /* OCD program */ \
+ (0 << 6) | /* Rtt1 */ \
+ (0 << 3) | /* posted CAS# */ \
+ (1 << 2) | /* Rtt0 */ \
+ (0 << 1) | /* ODS (Output Drive Strength) */ \
+ (0 << 0) /* DLL */ \
+ )
+
+/*
+ * Backward compatible definitions,
+ * so we do not have to change cpu/mpc512x/fixed_sdram.c
+ */
+#define CONFIG_SYS_MICRON_EM2 (CONFIG_SYS_MICRON_EMR2)
+#define CONFIG_SYS_MICRON_EM3 (CONFIG_SYS_MICRON_EMR3)
+#define CONFIG_SYS_MICRON_EN_DLL (CONFIG_SYS_MICRON_EMR)
+#define CONFIG_SYS_MICRON_OCD_DEFAULT (CONFIG_SYS_MICRON_EMR_OCD)
/* DDR Priority Manager Configuration */
#define CONFIG_SYS_MDDRCGRP_PM_CFG1 0x00077777
@@ -187,8 +244,10 @@
#define CONFIG_SYS_SRAM_BASE 0x30000000
#define CONFIG_SYS_SRAM_SIZE 0x00020000 /* 128 KB */
-#define CONFIG_SYS_ARIA_SRAM_BASE 0x30020000
-#define CONFIG_SYS_ARIA_SRAM_SIZE 0x20000 /* 128 KB */
+/* Make two SRAM regions contiguous */
+#define CONFIG_SYS_ARIA_SRAM_BASE (CONFIG_SYS_SRAM_BASE + \
+ CONFIG_SYS_SRAM_SIZE)
+#define CONFIG_SYS_ARIA_SRAM_SIZE 0x00100000 /* reserve 1MB-window */
#define CONFIG_SYS_ARIA_FPGA_BASE (CONFIG_SYS_ARIA_SRAM_BASE + \
CONFIG_SYS_ARIA_SRAM_SIZE)