* Patches by David Müller, 12 Jun 2003:

[people/ms/u-boot.git] / board / mpl / vcma9 / vcma9.h

diff --git a/board/mpl/vcma9/vcma9.h b/board/mpl/vcma9/vcma9.h
index bc0e3a460d4750e7c61bb215e82002ec09570184..4299d4e81746701ad7636fe78b350f4f99a31555 100644 (file)
--- 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)
 
-
-