diff options
Diffstat (limited to 'board/mpc8540ads/mpc8540ads.c')
| -rw-r--r-- | board/mpc8540ads/mpc8540ads.c | 44 | 
1 files changed, 23 insertions, 21 deletions
| diff --git a/board/mpc8540ads/mpc8540ads.c b/board/mpc8540ads/mpc8540ads.c index 0644de882..2694d62d2 100644 --- a/board/mpc8540ads/mpc8540ads.c +++ b/board/mpc8540ads/mpc8540ads.c @@ -1,4 +1,4 @@ -/* + /*   * (C) Copyright 2002,2003, Motorola Inc.   * Xianghua Xiao, (X.Xiao@motorola.com)   * @@ -33,6 +33,13 @@ extern long int spd_sdram (void);  long int fixed_sdram (void); +#if defined(CONFIG_DDR_ECC) +void dma_init(void); +uint dma_check(void); +int dma_xfer(void *dest, uint count, void *src); +#endif + +  /* MPC8540ADS Board Status & Control Registers */  #if 0  typedef struct bscr_ { @@ -60,24 +67,11 @@ int board_early_init_f (void)  int checkboard (void)  { -	sys_info_t sysinfo; - -	get_sys_info (&sysinfo); - -	printf ("Board: Motorola MPC8540ADS Board\n"); -	printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000); -	printf ("\tCCB: %lu MHz\n", sysinfo.freqSystemBus / 1000000); -	printf ("\tDDR: %lu MHz\n", sysinfo.freqSystemBus / 2000000); -	if((CFG_LBC_LCRR & 0x0f) == 2 || (CFG_LBC_LCRR & 0x0f) == 4 \ -		|| (CFG_LBC_LCRR & 0x0f) == 8) { -		printf ("\tLBC: %lu MHz\n", sysinfo.freqSystemBus / 1000000 /(CFG_LBC_LCRR & 0x0f)); -	} else { -		printf("\tLBC: unknown\n"); -	} -	printf("L1 D-cache 32KB, L1 I-cache 32KB enabled.\n"); -	return (0); +	puts("Board: ADS\n"); +	return 0;  } +  long int initdram (int board_type)  {  	long dram_size = 0; @@ -91,8 +85,9 @@ long int initdram (int board_type)  #if !defined(CONFIG_RAM_AS_FLASH) || defined(CONFIG_DDR_DLL)  	volatile ccsr_gur_t *gur= &immap->im_gur;  #endif +  #if defined(CONFIG_DDR_DLL) -	uint temp_ddrdll = 0; +       uint temp_ddrdll = 0;  	/* Work around to stabilize DDR DLL */  	temp_ddrdll = gur->ddrdllcr; @@ -112,9 +107,16 @@ long int initdram (int board_type)  	if(sysinfo.freqSystemBus/(CFG_LBC_LCRR & 0x0f) < 66000000) {  		lbc->lcrr = (CFG_LBC_LCRR & 0x0fffffff)| 0x80000000;  	} else { -#if defined(CONFIG_MPC85xx_REV1) /* need change CLKDIV before enable DLL */ -		lbc->lcrr = 0x10000004; /* default CLKDIV is 8, change it to 4 temporarily */ -#endif +		uint pvr = get_pvr(); + +		if (pvr == PVR_85xx_REV1) { +			/* +			 * Need change CLKDIV before enable DLL. +			 * Default CLKDIV is 8, change it to 4 +			 * temporarily. +			 */ +		    lbc->lcrr = 0x10000004; +		}  		lbc->lcrr = CFG_LBC_LCRR & 0x7fffffff;  		udelay(200);  		temp_lbcdll = gur->lbcdllcr; |