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Diffstat (limited to 'board/friendlyarm/mini2440/mini2440.h')
| -rw-r--r-- | board/friendlyarm/mini2440/mini2440.h | 144 | 
1 files changed, 144 insertions, 0 deletions
| diff --git a/board/friendlyarm/mini2440/mini2440.h b/board/friendlyarm/mini2440/mini2440.h new file mode 100644 index 000000000..db386eac0 --- /dev/null +++ b/board/friendlyarm/mini2440/mini2440.h @@ -0,0 +1,144 @@ +#ifndef __MINI2440_BOARD_CONF_H__ +#define __MINI2440_BOARD_CONF_H__ + +/* PLL Parameters */ +#define CLKDIVN_VAL	7 +#define M_MDIV		0x7f +#define M_PDIV		0x2 +#define M_SDIV		0x1 + +#define U_M_MDIV	0x38 +#define U_M_PDIV	0x2 +#define U_M_SDIV	0x2 + +/* BWSCON */ +#define DW8				0x0 +#define DW16			0x1 +#define DW32			0x2 +#define WAIT			(0x1<<2) +#define UBLB			(0x1<<3) + +#define B1_BWSCON		(DW32) +#define B2_BWSCON		(DW16) +#define B3_BWSCON		(DW16 + WAIT + UBLB) +#define B4_BWSCON		(DW16 + WAIT + UBLB) +#define B5_BWSCON		(DW16) +#define B6_BWSCON		(DW32) +#define B7_BWSCON		(DW32) + +/* + * Bank Configuration + */ +#define B0_Tacs			0x0	/*  0clk */ +#define B0_Tcos			0x0	/*  0clk */ +#define B0_Tacc			0x7	/* 14clk */ +#define B0_Tcoh			0x0	/*  0clk */ +#define B0_Tah			0x0	/*  0clk */ +#define B0_Tacp			0x0 /*  0clk */ +#define B0_PMC			0x0	/* normal */ + +#define B1_Tacs			0x0 +#define B1_Tcos			0x0 +#define B1_Tacc			0x7 +#define B1_Tcoh			0x0 +#define B1_Tah			0x0 +#define B1_Tacp			0x0 +#define B1_PMC			0x0 + +#define B2_Tacs			0x0 +#define B2_Tcos			0x0 +#define B2_Tacc			0x7 +#define B2_Tcoh			0x0 +#define B2_Tah			0x0 +#define B2_Tacp			0x0 +#define B2_PMC			0x0 + +#define B3_Tacs			0x0 +#define B3_Tcos			0x3	/*  4clk */ +#define B3_Tacc			0x7 +#define B3_Tcoh			0x1	/*  1clk */ +#define B3_Tah			0x3	/*  4clk */ +#define B3_Tacp			0x0 +#define B3_PMC			0x0 + +#define B4_Tacs			0x0 +#define B4_Tcos			0x3 +#define B4_Tacc			0x7 +#define B4_Tcoh			0x1 +#define B4_Tah			0x3 +#define B4_Tacp			0x0 +#define B4_PMC			0x0 + +#define B5_Tacs			0x0 +#define B5_Tcos			0x0 +#define B5_Tacc			0x7 +#define B5_Tcoh			0x0 +#define B5_Tah			0x0 +#define B5_Tacp			0x0 +#define B5_PMC			0x0 + +/* + * SDRAM Configuration + */ +#define SDRAM_MT		0x3	/* SDRAM */ +#define SDRAM_Trcd		0x0	/* 2clk */ +#define SDRAM_SCAN_9	0x1	/* 9bit */ +#define SDRAM_SCAN_10	0x2	/* 10bit */ + +#define SDRAM_64MB	((SDRAM_MT<<15) + (SDRAM_Trcd<<2) + (SDRAM_SCAN_9)) + +/* + * Refresh Parameter + */ +#define REFEN		0x1	/* Refresh enable */ +#define TREFMD		0x0	/* CBR(CAS before RAS)/Auto refresh */ +#define Trp			0x1	/* 3clk */ +#define Trc			0x3	/* 7clk */ +#define Tchr		0x0	/* unused */ +#define REFCNT	1012 /* period=10.37us, HCLK=100Mhz, (2048 + 1-10.37*100) */ + +/* + * MRSR Parameter + */ +#define BL	0x0 +#define BT	0x0 +#define CL	0x3 /* 3 clocks */ +#define TM	0x0 +#define WBL	0x0 + +/* + * BankSize Parameter + */ +#define BK76MAP	0x2 /* 128MB/128MB */ +#define SCLK_EN	0x1 /* SCLK active */ +#define SCKE_EN	0x1 /* SDRAM power down mode enable */ +#define BURST_EN	0x1 /* Burst enable */ + +/* + * Register values + */ +#define BANK_CONF ((0 + (B1_BWSCON<<4) + (B2_BWSCON<<8) + (B3_BWSCON<<12) + \ +			(B4_BWSCON<<16) + (B5_BWSCON<<20) + (B6_BWSCON<<24) + \ +			(B7_BWSCON<<28))) + +#define B0_CONF	((B0_Tacs<<13) + (B0_Tcos<<11) + (B0_Tacc<<8) + \ +		(B0_Tcoh<<6) + (B0_Tah<<4) + (B0_Tacp<<2) + (B0_PMC)) +#define B1_CONF	((B1_Tacs<<13) + (B1_Tcos<<11) + (B1_Tacc<<8) + \ +		(B1_Tcoh<<6) + (B1_Tah<<4) + (B1_Tacp<<2) + (B1_PMC)) +#define B2_CONF	((B2_Tacs<<13) + (B2_Tcos<<11) + (B2_Tacc<<8) + \ +		(B2_Tcoh<<6) + (B2_Tah<<4) + (B2_Tacp<<2) + (B2_PMC)) +#define B3_CONF	((B3_Tacs<<13) + (B3_Tcos<<11) + (B3_Tacc<<8) + \ +		(B3_Tcoh<<6) + (B3_Tah<<4) + (B3_Tacp<<2) + (B3_PMC)) +#define B4_CONF	((B4_Tacs<<13) + (B4_Tcos<<11) + (B4_Tacc<<8) + \ +		(B4_Tcoh<<6) + (B4_Tah<<4) + (B4_Tacp<<2) + (B4_PMC)) +#define B5_CONF	((B5_Tacs<<13) + (B5_Tcos<<11) + (B5_Tacc<<8) + \ +		(B5_Tcoh<<6) + (B5_Tah<<4) + (B5_Tacp<<2) + (B5_PMC)) + +#define MEM_TIMING (REFEN<<23) + (TREFMD<<22) + (Trp<<20) + \ +	(Trc<<18) + (Tchr<<16) + REFCNT + +#define BANKSIZE_CONF	(BK76MAP) + (SCLK_EN<<4) + (SCKE_EN<<5) + (BURST_EN<<7) +#define B6_MRSR			(CL<<4) +#define B7_MRSR			(CL<<4) + +#endif |