diff options
Diffstat (limited to 'board/freescale/m548xevb/m548xevb.c')
| -rw-r--r-- | board/freescale/m548xevb/m548xevb.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/board/freescale/m548xevb/m548xevb.c b/board/freescale/m548xevb/m548xevb.c index fbc0888..fb216d8 100644 --- a/board/freescale/m548xevb/m548xevb.c +++ b/board/freescale/m548xevb/m548xevb.c @@ -2,7 +2,7 @@ * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -28,6 +28,7 @@ #include <common.h> #include <pci.h> #include <asm/immap.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; @@ -40,14 +41,14 @@ int checkboard(void) phys_size_t initdram(int board_type) { - volatile siu_t *siu = (siu_t *) (MMAP_SIU); - volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM); + siu_t *siu = (siu_t *) (MMAP_SIU); + sdram_t *sdram = (sdram_t *)(MMAP_SDRAM); u32 dramsize, i; #ifdef CONFIG_SYS_DRAMSZ1 u32 temp; #endif - siu->drv = CONFIG_SYS_SDRAM_DRVSTRENGTH; + out_be32(&siu->drv, CONFIG_SYS_SDRAM_DRVSTRENGTH); dramsize = CONFIG_SYS_DRAMSZ * 0x100000; for (i = 0x13; i < 0x20; i++) { @@ -55,7 +56,7 @@ phys_size_t initdram(int board_type) break; } i--; - siu->cs0cfg = (CONFIG_SYS_SDRAM_BASE | i); + out_be32(&siu->cs0cfg, CONFIG_SYS_SDRAM_BASE | i); #ifdef CONFIG_SYS_DRAMSZ1 temp = CONFIG_SYS_DRAMSZ1 * 0x100000; @@ -65,31 +66,32 @@ phys_size_t initdram(int board_type) } i--; dramsize += temp; - siu->cs1cfg = ((CONFIG_SYS_SDRAM_BASE + temp) | i); + out_be32(&siu->cs1cfg, (CONFIG_SYS_SDRAM_BASE + temp) | i); #endif - sdram->cfg1 = CONFIG_SYS_SDRAM_CFG1; - sdram->cfg2 = CONFIG_SYS_SDRAM_CFG2; + out_be32(&sdram->cfg1, CONFIG_SYS_SDRAM_CFG1); + out_be32(&sdram->cfg2, CONFIG_SYS_SDRAM_CFG2); /* Issue PALL */ - sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 2; + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2); /* Issue LEMR */ - sdram->mode = CONFIG_SYS_SDRAM_EMOD; - sdram->mode = (CONFIG_SYS_SDRAM_MODE | 0x04000000); + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_EMOD); + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE | 0x04000000); udelay(500); /* Issue PALL */ - sdram->ctrl = (CONFIG_SYS_SDRAM_CTRL | 2); + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2); /* Perform two refresh cycles */ - sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 4; - sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 4; + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4); + out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4); - sdram->mode = CONFIG_SYS_SDRAM_MODE; + out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE); - sdram->ctrl = (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00; + out_be32(&sdram->ctrl, + (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00); udelay(100); |