diff options
Diffstat (limited to 'board/mpl/vcma9/vcma9.h')
-rw-r--r-- | board/mpl/vcma9/vcma9.h | 88 |
1 files changed, 86 insertions, 2 deletions
diff --git a/board/mpl/vcma9/vcma9.h b/board/mpl/vcma9/vcma9.h index bc0e3a460d4..4299d4e8174 100644 --- a/board/mpl/vcma9/vcma9.h +++ b/board/mpl/vcma9/vcma9.h @@ -25,11 +25,97 @@ * Global routines used for VCMA9 *****************************************************************************/ +#include <s3c2410.h> extern int mem_test(unsigned long start, unsigned long ramsize,int mode); void print_vcma9_info(void); +#if (CONFIG_COMMANDS & CFG_CMD_NAND) +typedef enum { + NFCE_LOW, + NFCE_HIGH +} NFCE_STATE; + +static inline void NF_Conf(u16 conf) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + nand->NFCONF = conf; +} + +static inline void NF_Cmd(u8 cmd) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + nand->NFCMD = cmd; +} + +static inline void NF_CmdW(u8 cmd) +{ + NF_Cmd(cmd); + udelay(1); +} + +static inline void NF_Addr(u8 addr) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + nand->NFADDR = addr; +} + +static inline void NF_SetCE(NFCE_STATE s) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + switch (s) { + case NFCE_LOW: + nand->NFCONF &= ~(1<<11); + break; + + case NFCE_HIGH: + nand->NFCONF |= (1<<11); + break; + } +} + +static inline void NF_WaitRB(void) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + while (!(nand->NFSTAT & (1<<0))); +} + +static inline void NF_Write(u8 data) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + nand->NFDATA = data; +} + +static inline u8 NF_Read(void) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + return(nand->NFDATA); +} + +static inline void NF_Init_ECC(void) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + nand->NFCONF |= (1<<12); +} + +static inline u32 NF_Read_ECC(void) +{ + S3C2410_NAND * const nand = S3C2410_GetBase_NAND(); + + return(nand->NFECC); +} + +#endif + #define PLD_BASE_ADDRESS 0x2C000100 #define PLD_ID_REG (PLD_BASE_ADDRESS + 0) @@ -39,5 +125,3 @@ void print_vcma9_info(void); #define PLD_GPCD_REG (PLD_BASE_ADDRESS + 4) #define PLD_BOARD_REG (PLD_BASE_ADDRESS + 5) - - |