diff options
Diffstat (limited to 'include/asm-arm/arch-pxa/pxa-regs.h')
| -rw-r--r-- | include/asm-arm/arch-pxa/pxa-regs.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h index 235a365..44532c9 100644 --- a/include/asm-arm/arch-pxa/pxa-regs.h +++ b/include/asm-arm/arch-pxa/pxa-regs.h @@ -1994,6 +1994,31 @@ typedef void (*ExcpHndlr) (void) ; #define PAD_SCLK __REG_2(0x4810012C) #define TAI __REG_2(0x48100F00) /* TAI Tavor Address Isolation Register */ +/* Some frequently used bits */ +#define MDCNFG_DMAP 0x80000000 /* SDRAM 1GB Memory Map Enable */ +#define MDCNFG_DMCEN 0x40000000 /* Enable Dynamic Memory Controller */ +#define MDCNFG_HWFREQ 0x20000000 /* Hardware Frequency Change Calibration */ +#define MDCNFG_DTYPE 0x400 /* SDRAM Type: 1=DDR SDRAM */ + +#define MDCNFG_DTC_0 0x0 /* Timing Category of SDRAM */ +#define MDCNFG_DTC_1 0x100 +#define MDCNFG_DTC_2 0x200 +#define MDCNFG_DTC_3 0x300 + +#define MDCNFG_DRAC_12 0x0 /* Number of Row Access Bits */ +#define MDCNFG_DRAC_13 0x20 +#define MDCNFG_DRAC_14 0x40 + +#define MDCNFG_DCAC_9 0x0 /* Number of Column Acess Bits */ +#define MDCNFG_DCAC_10 0x08 +#define MDCNFG_DCAC_11 0x10 + +#define MDCNFG_DBW_16 0x4 /* SDRAM Data Bus width 16bit */ +#define MDCNFG_DCSE1 0x2 /* SDRAM CS 1 Enable */ +#define MDCNFG_DCSE0 0x1 /* SDRAM CS 0 Enable */ + + + /* Data Flash Controller Registers */ |