diff options
| author | Nick Thompson <nick.thompson@ge.com> | 2010-02-08 11:34:58 -0500 |
|---|---|---|
| committer | Tom Rix <Tom.Rix@windriver.com> | 2010-02-12 12:31:54 -0600 |
| commit | 6228e6389e5ef472d5f43cc5ec4f309323305638 (patch) | |
| tree | df2ab09e193eaf5bb9a560f35314262bdb3f73c5 /include | |
| parent | b74064a0e2984a166e3575852f3697ef5595a97b (diff) | |
Davinci: Add EMIF-A macros for setting chip select parameters
The patch adds EMIF-A macros for setting chip select parameters
Signed-off-by: Nick Thompson <nick.thompson@ge.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-arm/arch-davinci/emif_defs.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/include/asm-arm/arch-davinci/emif_defs.h b/include/asm-arm/arch-davinci/emif_defs.h index 8fd4e01b8e1..aa57703c686 100644 --- a/include/asm-arm/arch-davinci/emif_defs.h +++ b/include/asm-arm/arch-davinci/emif_defs.h @@ -24,7 +24,7 @@ #include <asm/arch/hardware.h> -typedef struct { +typedef struct davinci_emif_regs { dv_reg ERCSR; dv_reg AWCCR; dv_reg SDBCR; @@ -66,6 +66,9 @@ typedef struct { typedef emif_registers *emifregs; +#define davinci_emif_regs \ + ((struct davinci_emif_regs *)DAVINCI_ASYNC_EMIF_CNTRL_BASE) + #define DAVINCI_NANDFCR_NAND_ENABLE(n) (1 << (n-2)) #define DAVINCI_NANDFCR_4BIT_ECC_SEL_MASK (3 << 4) #define DAVINCI_NANDFCR_4BIT_ECC_SEL(n) ((n-2) << 4) @@ -73,4 +76,17 @@ typedef emif_registers *emifregs; #define DAVINCI_NANDFCR_4BIT_ECC_START (1 << 12) #define DAVINCI_NANDFCR_4BIT_CALC_START (1 << 13) +/* Chip Select setup */ +#define DAVINCI_ABCR_STROBE_SELECT (1 << 31) +#define DAVINCI_ABCR_EXT_WAIT (1 << 30) +#define DAVINCI_ABCR_WSETUP(n) (n << 26) +#define DAVINCI_ABCR_WSTROBE(n) (n << 20) +#define DAVINCI_ABCR_WHOLD(n) (n << 17) +#define DAVINCI_ABCR_RSETUP(n) (n << 13) +#define DAVINCI_ABCR_RSTROBE(n) (n << 7) +#define DAVINCI_ABCR_RHOLD(n) (n << 4) +#define DAVINCI_ABCR_TA(n) (n << 2) +#define DAVINCI_ABCR_ASIZE_16BIT 1 +#define DAVINCI_ABCR_ASIZE_8BIT 0 + #endif |