* Patches by David Müller, 12 Jun 2003:

  - rewrite of the S3C24X0 register definitions stuff
  - "driver" for the built-in S3C24X0 RTC

* Patches by Yuli Barcohen, 12 Jun 2003:
  - Add MII support and Ethernet PHY initialization for MPC8260ADS board
  - Fix incorrect SIUMCR initialisation caused by wrong Hard Reset
    configuration word supplied by FPGA on some MPC8260ADS boards

* Patch by Pantelis Antoniou, 10 Jun 2003:
  Unify status LED interface

5 files changed, 171 insertions, 32 deletions

diff --git a/board/mpl/common/common_util.c b/board/mpl/common/common_util.c
index aa2ba6f..503654e 100644
--- a/board/mpl/common/common_util.c
+++ b/board/mpl/common/common_util.c
@@ -45,7 +45,11 @@ extern int  gunzip (void *, int, unsigned char *, int *);
 extern int mem_test(unsigned long start, unsigned long ramsize, int quiet);
 
 #define I2C_BACKUP_ADDR 0x7C00 /* 0x200 bytes for backup */
+#if defined(CONFIG_PIP405) || defined(CONFIG_MIP405)
 #define IMAGE_SIZE 0x80000
+#elif defined(CONFIG_VCMA9)
+#define IMAGE_SIZE 0x40000		/* ugly, but it works for now */
+#endif
 
 extern flash_info_t flash_info[];	/* info for FLASH chips */
 
diff --git a/board/mpl/vcma9/config.mk b/board/mpl/vcma9/config.mk
index 19ef187..95d69cc 100644
--- a/board/mpl/vcma9/config.mk
+++ b/board/mpl/vcma9/config.mk
@@ -15,10 +15,10 @@
 # Linux-Kernel is expected to be at 3000'8000, entry 3000'8000
 # optionally with a ramdisk at 3080'0000
 #
-# we load ourself to 33F0'0000
+# we load ourself to 33F8'0000
 #
 # download area is 3300'0000
 #
 
 
-TEXT_BASE = 0x33F00000
+TEXT_BASE = 0x33F80000
diff --git a/board/mpl/vcma9/memsetup.S b/board/mpl/vcma9/memsetup.S
index 80721cd..557e554 100644
--- a/board/mpl/vcma9/memsetup.S
+++ b/board/mpl/vcma9/memsetup.S
@@ -54,8 +54,10 @@
 
 /* BANK0CON */
 #define B0_Tacs		 	0x0	/*  0clk */
-#define B0_Tcos		 	0x0	/*  0clk */
-#define B0_Tacc		 	0x5	/*  8clk */
+#define B0_Tcos		 	0x1	/*  1clk */
+/*#define B0_Tcos		0x0	  0clk */
+#define B0_Tacc		 	0x7	/*  14clk */
+/*#define B0_Tacc		0x5	  8clk */
 #define B0_Tcoh		 	0x0	/*  0clk */
 #define B0_Tah		 	0x0	/*  0clk */
 #define B0_Tacp		 	0x0     /* page mode is not used */
@@ -63,8 +65,10 @@
 
 /* BANK1CON */
 #define B1_Tacs		 	0x0	/*  0clk */
-#define B1_Tcos		 	0x0	/*  0clk */
-#define B1_Tacc		 	0x5	/*  8clk */
+#define B1_Tcos		 	0x1	/*  1clk */
+/*#define B1_Tcos		0x0	  0clk */
+#define B1_Tacc			0x7	/*  14clk */
+/*#define B1_Tacc		0x5	  8clk */
 #define B1_Tcoh		 	0x0	/*  0clk */
 #define B1_Tah		 	0x0	/*  0clk */
 #define B1_Tacp		 	0x0     /* page mode is not used */
diff --git a/board/mpl/vcma9/vcma9.c b/board/mpl/vcma9/vcma9.c
index 4743e6b..b051bfe 100644
--- a/board/mpl/vcma9/vcma9.c
+++ b/board/mpl/vcma9/vcma9.c
@@ -72,41 +72,46 @@ static inline void delay(unsigned long loops)
 int board_init(void)
 {
 	DECLARE_GLOBAL_DATA_PTR;
+	S3C24X0_CLOCK_POWER * const clk_power = S3C24X0_GetBase_CLOCK_POWER();
+	S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
 
 	/* to reduce PLL lock time, adjust the LOCKTIME register */
-	rLOCKTIME = 0xFFFFFF;
+	clk_power->LOCKTIME = 0xFFFFFF;
 
 	/* configure MPLL */
-	rMPLLCON = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
+	clk_power->MPLLCON = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
 
 	/* some delay between MPLL and UPLL */
 	delay (4000);
 
 	/* configure UPLL */
-	rUPLLCON = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
+	clk_power->UPLLCON = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
 
 	/* some delay between MPLL and UPLL */
 	delay (8000);
 
 	/* set up the I/O ports */
-	rGPACON = 0x007FFFFF;
-	rGPBCON = 0x002AAAAA;
-	rGPBUP = 0x000002BF;
-	rGPCCON = 0xAAAAAAAA;
-	rGPCUP = 0x0000FFFF;
-	rGPDCON = 0xAAAAAAAA;
-	rGPDUP = 0x0000FFFF;
-	rGPECON = 0xAAAAAAAA;
-	rGPEUP = 0x000037F7;
-	rGPFCON = 0x00000000;
-	rGPFUP = 0x00000000;
-	rGPGCON = 0xFFEAFF5A;
-	rGPGUP = 0x0000F0DC;
-	rGPHCON = 0x0028AAAA;
-	rGPHUP = 0x00000656;
+	gpio->GPACON = 0x007FFFFF;
+	gpio->GPBCON = 0x002AAAAA;
+	gpio->GPBUP = 0x000002BF;
+	gpio->GPCCON = 0xAAAAAAAA;
+	gpio->GPCUP = 0x0000FFFF;
+	gpio->GPDCON = 0xAAAAAAAA;
+	gpio->GPDUP = 0x0000FFFF;
+	gpio->GPECON = 0xAAAAAAAA;
+	gpio->GPEUP = 0x000037F7;
+	gpio->GPFCON = 0x00000000;
+	gpio->GPFUP = 0x00000000;
+	gpio->GPGCON = 0xFFEAFF5A;
+	gpio->GPGUP = 0x0000F0DC;
+	gpio->GPHCON = 0x0028AAAA;
+	gpio->GPHUP = 0x00000656;
 
 	/* setup correct IRQ modes for NIC */
-	rEXTINT2 = (rEXTINT2 & ~(7<<8)) | (4<<8); /* rising edge mode */
+	gpio->EXTINT2 = (gpio->EXTINT2 & ~(7<<8)) | (4<<8); /* rising edge mode */
+
+	/* select USB port 2 to be host or device (fix to host for now) */
+	gpio->MISCCR |= 0x08;
 
 	/* init serial */
 	gd->baudrate = CONFIG_BAUDRATE;
@@ -136,6 +141,50 @@ int dram_init(void)
 }
 
 /*
+ * NAND flash initialization.
+ */
+#if (CONFIG_COMMANDS & CFG_CMD_NAND)
+extern void
+nand_probe(ulong physadr);
+
+
+static inline void NF_Reset(void)
+{
+    int i;
+
+    NF_SetCE(NFCE_LOW);
+    NF_Cmd(0xFF);		/* reset command */
+    for(i = 0; i < 10; i++);	/* tWB = 100ns. */
+    NF_WaitRB();		/* wait 200~500us; */
+    NF_SetCE(NFCE_HIGH);
+}
+
+
+static inline void NF_Init(void)
+{
+#define TACLS   0
+#define TWRPH0  3
+#define TWRPH1  0
+    NF_Conf((1<<15)|(0<<14)|(0<<13)|(1<<12)|(1<<11)|(TACLS<<8)|(TWRPH0<<4)|(TWRPH1<<0));
+    //nand->NFCONF = (1<<15)|(1<<14)|(1<<13)|(1<<12)|(1<<11)|(TACLS<<8)|(TWRPH0<<4)|(TWRPH1<<0);
+    // 1  1    1     1,   1      xxx,  r xxx,   r xxx
+    // En 512B 4step ECCR nFCE=H tACLS   tWRPH0   tWRPH1
+
+    NF_Reset();
+}
+
+void
+nand_init(void)
+{
+	S3C2410_NAND * const nand = S3C2410_GetBase_NAND();
+
+	NF_Init();
+	printf("NAND flash probing at 0x%.8lX\n", (ulong)nand);
+	nand_probe((ulong)nand);
+}
+#endif
+
+/*
  * Get some Board/PLD Info
  */
 
@@ -195,12 +244,12 @@ int checkboard(void)
 			puts ("### No HW ID - assuming VCMA9");
 		} else {
 			b->serial_name[5] = 0;
-			printf ("%s-%d Rev %c SN: %s", b->serial_name, Get_Board_Config(),
+			printf ("%s-%d PCB Rev %c SN: %s", b->serial_name, Get_Board_Config(),
 					Get_Board_PCB(), &b->serial_name[6]);
 		}
 	} else {
 		s[5] = 0;
-		printf ("%s-%d Rev %c SN: %s", s, Get_Board_Config(), Get_Board_PCB(),
+		printf ("%s-%d PCB Rev %c SN: %s", s, Get_Board_Config(), Get_Board_PCB(),
 				&s[6]);
 	}
 	printf("\n");
@@ -211,7 +260,7 @@ int checkboard(void)
 
 void print_vcma9_rev(void)
 {
-	printf("Board: VCMA9-%d Rev: %c (PLD Ver: %d, Rev: %d)\n",
+	printf("Board: VCMA9-%d PCB Rev: %c (PLD Ver: %d, Rev: %d)\n",
 		Get_Board_Config(), Get_Board_PCB(),
 		Get_PLD_Version(), Get_PLD_Revision());
 }
@@ -245,5 +294,3 @@ void print_vcma9_info(void)
 {
     print_vcma9_rev();
 }
-
-
diff --git a/board/mpl/vcma9/vcma9.h b/board/mpl/vcma9/vcma9.h
index bc0e3a4..4299d4e 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)
 
-
-