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@@ -29,12 +29,6 @@
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DECLARE_GLOBAL_DATA_PTR;
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-#define BOOT_SMALL_FLASH 32 /* 00100000 */
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-#define FLASH_ONBD_N 2 /* 00000010 */
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-#define FLASH_SRAM_SEL 1 /* 00000001 */
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-
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-long int fixed_sdram (void);
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-
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int board_early_init_f(void)
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{
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unsigned long sdrreg;
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@@ -117,64 +111,8 @@ int checkboard (void)
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phys_size_t initdram (int board_type)
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{
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- long dram_size = 0;
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-
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-#if defined(CONFIG_SPD_EEPROM)
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- dram_size = spd_sdram ();
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-#else
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- dram_size = fixed_sdram ();
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-#endif
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- return dram_size;
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-}
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-
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-#if !defined(CONFIG_SPD_EEPROM)
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-/*************************************************************************
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- * fixed sdram init -- doesn't use serial presence detect.
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- *
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- * Assumes: 128 MB, non-ECC, non-registered
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- * PLB @ 133 MHz
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- *
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- ************************************************************************/
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-long int fixed_sdram (void)
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-{
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- uint reg;
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-
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- /*--------------------------------------------------------------------
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- * Setup some default
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- *------------------------------------------------------------------*/
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- mtsdram (mem_uabba, 0x00000000); /* ubba=0 (default) */
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- mtsdram (mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */
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- mtsdram (mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */
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- mtsdram (mem_wddctr, 0x00000000); /* wrcp=0 dcd=0 */
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- mtsdram (mem_clktr, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */
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-
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- /*--------------------------------------------------------------------
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- * Setup for board-specific specific mem
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- *------------------------------------------------------------------*/
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- /*
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- * Following for CAS Latency = 2.5 @ 133 MHz PLB
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- */
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- mtsdram (mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */
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- mtsdram (mem_tr0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */
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- /* RA=10 RD=3 */
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- mtsdram (mem_tr1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */
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- mtsdram (mem_rtr, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */
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- mtsdram (mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */
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- udelay (400); /* Delay 200 usecs (min) */
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-
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- /*--------------------------------------------------------------------
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- * Enable the controller, then wait for DCEN to complete
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- *------------------------------------------------------------------*/
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- mtsdram (mem_cfg0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */
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- for (;;) {
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- mfsdram (mem_mcsts, reg);
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- if (reg & 0x80000000)
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- break;
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- }
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-
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- return (128 * 1024 * 1024); /* 128 MB */
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+ return spd_sdram();
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}
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-#endif /* !defined(CONFIG_SPD_EEPROM) */
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/*************************************************************************
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