*/
#define CONFIG_SYS_DDR_BASE 0x00000000 /* DDR is system memory */
#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_BASE
+#define CONFIG_SYS_SDRAM_BASE2 (CONFIG_SYS_SDRAM_BASE + 0x10000000) /* + 256M */
#define CONFIG_SYS_DDR_SDRAM_BASE CONFIG_SYS_DDR_BASE
#define CONFIG_SYS_DDR_SDRAM_CLK_CNTL (DDR_SDRAM_CLK_CNTL_SS_EN | \
DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05)
#define CONFIG_SYS_LB_SDRAM /* if board has SRDAM on local bus */
#ifdef CONFIG_SYS_LB_SDRAM
-#define CONFIG_SYS_LBLAWBAR2_PRELIM CONFIG_SYS_LBC_SDRAM_BASE
-#define CONFIG_SYS_LBLAWAR2_PRELIM 0x80000019 /* 64MB */
+#define CONFIG_SYS_LBLAWBAR2 0
+#define CONFIG_SYS_LBLAWAR2 0x80000019 /* 64MB */
/*local bus BR2, OR2 definition for SDRAM if soldered on the EPB board */
/*
* Base Register 2 and Option Register 2 configure SDRAM.
- * The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
*
* For BR2, need:
- * Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
+ * Base address = BR[0:16] = dynamic
* port size = 32-bits = BR2[19:20] = 11
* no parity checking = BR2[21:22] = 00
* SDRAM for MSEL = BR2[24:26] = 011
* Valid = BR[31] = 1
*
* 0 4 8 12 16 20 24 28
- * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
- *
- * CONFIG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
- * the top 17 bits of BR2.
+ * xxxx xxxx xxxx xxxx x001 1000 0110 0001 = 00001861
*/
-#define CONFIG_SYS_BR2_PRELIM 0xf0001861 /*Port size=32bit, MSEL=SDRAM */
+#define CONFIG_SYS_BR2 0x00001861 /*Port size=32bit, MSEL=SDRAM */
/*
* The SDRAM size in MB, CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
* 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
*/
-#define CONFIG_SYS_OR2_PRELIM 0xfc006901
+#define CONFIG_SYS_OR2 0xfc006901
#define CONFIG_SYS_LBC_LSRT 0x32000000 /* LB sdram refresh timer, about 6us */
#define CONFIG_SYS_LBC_MRTPR 0x20000000 /* LB refresh timer prescal, 266MHz/32 */
#endif
#if defined(CONFIG_SYS_RAMBOOT)
- #undef CONFIG_CMD_ENV
+ #undef CONFIG_CMD_SAVEENV
#undef CONFIG_CMD_LOADS
#endif
#define CONFIG_HIGH_BATS 1 /* High BATs supported */
-/* DDR: cache cacheable */
+/* DDR/LBC SDRAM: cacheable */
#define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
#define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
-/* Local bus SDRAM: cacheable */
-#define CONFIG_SYS_IBAT4L (CONFIG_SYS_LBC_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
-#define CONFIG_SYS_IBAT4U (CONFIG_SYS_LBC_SDRAM_BASE | BATU_BL_64M | BATU_VS | BATU_VP)
+/* DDR/LBC SDRAM next 256M: cacheable */
+#define CONFIG_SYS_IBAT4L (CONFIG_SYS_SDRAM_BASE2 | BATL_PP_10 | BATL_MEMCOHERENCE)
+#define CONFIG_SYS_IBAT4U (CONFIG_SYS_SDRAM_BASE2 | BATU_BL_256M | BATU_VS | BATU_VP)
#define CONFIG_SYS_DBAT4L CONFIG_SYS_IBAT4L
#define CONFIG_SYS_DBAT4U CONFIG_SYS_IBAT4U