From: Nick Thompson Date: Mon, 8 Feb 2010 16:34:58 +0000 (-0500) Subject: Davinci: Add EMIF-A macros for setting chip select parameters X-Git-Tag: v2010.03-rc1~71 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=6228e6389e5ef472d5f43cc5ec4f309323305638;p=u-boot 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 Signed-off-by: Sandeep Paulraj --- diff --git a/include/asm-arm/arch-davinci/emif_defs.h b/include/asm-arm/arch-davinci/emif_defs.h index 8fd4e01b8e..aa57703c68 100644 --- a/include/asm-arm/arch-davinci/emif_defs.h +++ b/include/asm-arm/arch-davinci/emif_defs.h @@ -24,7 +24,7 @@ #include -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