From: wdenk <wdenk>
Date: Tue, 10 Apr 2001 19:03:35 +0000 (+0000)
Subject: I2C and config update by Stefan Roese, 10 Apr 2001 17:35:44
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=66174dc11156189e5ca5fec7a93a8214866b3a78;p=users%2Frw%2Fppcboot.git

I2C and config update by Stefan Roese, 10 Apr 2001 17:35:44
---

diff --git a/board/ar405/flash.c b/board/ar405/flash.c
index 55f40e8..2528d55 100644
--- a/board/ar405/flash.c
+++ b/board/ar405/flash.c
@@ -497,11 +497,13 @@ void	flash_erase (flash_info_t *info, int s_first, int s_last)
                         for (i=0; i<50; i++)
                           udelay(1000);  /* wait 1 ms */
                     } else {
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        if (sect == s_first) {
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        }
                         addr2[0] = (FLASH_WORD_SIZE)0x00300030;  /* sector erase */
                     }
 		    l_sect = sect;
diff --git a/board/canbt/flash.c b/board/canbt/flash.c
index da82bae..91be7c6 100644
--- a/board/canbt/flash.c
+++ b/board/canbt/flash.c
@@ -509,11 +509,13 @@ void	flash_erase (flash_info_t *info, int s_first, int s_last)
                         for (i=0; i<50; i++)
                           udelay(1000);  /* wait 1 ms */
                     } else {
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        if (sect == s_first) {
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        }
                         addr2[0] = (FLASH_WORD_SIZE)0x00300030;  /* sector erase */
                     }
 		    l_sect = sect;
diff --git a/board/cpci405/cpci405.c b/board/cpci405/cpci405.c
index 1be74a6..f7de49c 100644
--- a/board/cpci405/cpci405.c
+++ b/board/cpci405/cpci405.c
@@ -196,6 +196,49 @@ int board_pre_init (void)
 
 /* ------------------------------------------------------------------------- */
 
+int ctermm2(void)
+{
+  if ((*(unsigned char *)0xf0000400 == 0x00) &&
+      (*(unsigned char *)0xf0000401 == 0x01))
+    return 0;                           /* no, board is cpci405 */
+  else
+    return -1;                          /* yes, board is cterm-m2 */
+}
+
+
+int misc_init_f(void)
+{
+  return 0;  /* dummy implementation */
+}
+
+
+void misc_init_r(bd_t *bd)
+{
+  /*
+   * Generate last byte of ip-addr from code-plug @ 0xf0000400
+   */
+  if (ctermm2())
+    {
+      char str[32];
+      unsigned char ipbyte = *(unsigned char *)0xf0000400;
+
+      /*
+       * Only overwrite ip-addr with allowed values
+       */
+      if ((ipbyte != 0x00) && (ipbyte != 0xff))
+        {
+          bd->bi_ip_addr = (bd->bi_ip_addr & 0xffffff00) | ipbyte;
+          sprintf(str, "%ld.%ld.%ld.%ld",
+                  (bd->bi_ip_addr & 0xff000000) >> 24,
+                  (bd->bi_ip_addr & 0x00ff0000) >> 16,
+                  (bd->bi_ip_addr & 0x0000ff00) >> 8,
+                  (bd->bi_ip_addr & 0x000000ff));
+          setenv("ipaddr", str);
+        }
+    }
+}
+
+
 /*
  * Check Board Identity:
  */
@@ -208,7 +251,7 @@ int checkboard (void)
     int index;
     int len;
 
-    if (!s || strncmp(s, "CPCI405", 7))
+    if (!s)
       {
 	printf ("### No HW ID - assuming CPCI405");
       }
@@ -224,6 +267,9 @@ int checkboard (void)
         }
       }
 
+    if (ctermm2())
+      printf(" (CTERM-M2 - Id=0x%02x)", *(unsigned char *)0xf0000400);
+
     printf("\n  FPGA:  ");
     
     /* display infos on fpgaimage */
diff --git a/board/cpci405/flash.c b/board/cpci405/flash.c
index 4723583..a8edb63 100644
--- a/board/cpci405/flash.c
+++ b/board/cpci405/flash.c
@@ -497,11 +497,13 @@ void	flash_erase (flash_info_t *info, int s_first, int s_last)
                         for (i=0; i<50; i++)
                           udelay(1000);  /* wait 1 ms */
                     } else {
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        if (sect == s_first) {
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        }
                         addr2[0] = (FLASH_WORD_SIZE)0x00300030;  /* sector erase */
                     }
 		    l_sect = sect;
diff --git a/board/cpciiser4/flash.c b/board/cpciiser4/flash.c
index 9529a8d..fa6940f 100644
--- a/board/cpciiser4/flash.c
+++ b/board/cpciiser4/flash.c
@@ -497,11 +497,13 @@ void	flash_erase (flash_info_t *info, int s_first, int s_last)
                         for (i=0; i<50; i++)
                           udelay(1000);  /* wait 1 ms */
                     } else {
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
-                        addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
-                        addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        if (sect == s_first) {
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
+                            addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+                            addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+                        }
                         addr2[0] = (FLASH_WORD_SIZE)0x00300030;  /* sector erase */
                     }
 		    l_sect = sect;
diff --git a/common/board.c b/common/board.c
index 1485a61..b4bf919 100644
--- a/common/board.c
+++ b/common/board.c
@@ -488,7 +488,7 @@ void    board_init_r  (bd_t *bd, ulong dest_addr)
     /* relocate environment function pointers etc. */
     env_relocate (reloc_off);
 
-#if defined(CONFIG_COGENT) || defined(CONFIG_HYMOD)
+#if defined(CONFIG_COGENT) || defined(CONFIG_HYMOD) || defined(CONFIG_CPCI405)
     /* miscellaneous platform dependent initialisations */
     misc_init_r(bd);
 #endif
diff --git a/cpu/ppc4xx/i2c.c b/cpu/ppc4xx/i2c.c
index 5a9039d..a5ce06f 100644
--- a/cpu/ppc4xx/i2c.c
+++ b/cpu/ppc4xx/i2c.c
@@ -256,9 +256,6 @@ int i2c_receive(unsigned char address,
 }
 
 
- 
-
-
 int i2c_send(unsigned char address,
 		 unsigned short size_to_send, unsigned char dataout[] )
 {
@@ -293,8 +290,9 @@ void i2c_write (uchar *addr, int alen, uchar *buffer, int len)
 	/* write with ack polling */
 	/* XXX this should be improved to allow page write mode XXX - wd */
 	while (len-- > 0) {
-		xbuf[0] = addr[1];
-		xbuf[1] = *buffer++;
-		i2c_send (addr[0] << 1, 2, xbuf);
+          xbuf[0] = addr[1]++; /* increase write offset */
+          xbuf[1] = *buffer++;
+          while (i2c_send (addr[0] << 1, 2, xbuf) != 0) /* single write + ack polling */
+            udelay(100);
 	}
 }
diff --git a/include/config_ADCIOP.h b/include/config_ADCIOP.h
index e2639e5..ef23bd2 100644
--- a/include/config_ADCIOP.h
+++ b/include/config_ADCIOP.h
@@ -58,7 +58,8 @@
 
 #define	CONFIG_PHY_ADDR		0	/* PHY address			*/
 
-#define CONFIG_COMMANDS	(CONFIG_CMD_DFL & ~CFG_CMD_NET) /* no network on ADCIOP */
+#define CONFIG_COMMANDS	        \
+        ((CONFIG_CMD_DFL | CFG_CMD_ASKENV) & ~CFG_CMD_NET)
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
diff --git a/include/config_AR405.h b/include/config_AR405.h
index d79730f..4990d64 100644
--- a/include/config_AR405.h
+++ b/include/config_AR405.h
@@ -63,7 +63,8 @@
 
 #define	CONFIG_PHY_ADDR		0	/* PHY address			*/
 
-#define CONFIG_COMMANDS		(CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ)
+#define CONFIG_COMMANDS         \
+        (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ | CFG_CMD_ASKENV)
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
diff --git a/include/config_CANBT.h b/include/config_CANBT.h
index 4e4cf26..c515c9a 100644
--- a/include/config_CANBT.h
+++ b/include/config_CANBT.h
@@ -65,7 +65,8 @@
 
 #define	CONFIG_PHY_ADDR		0	/* PHY address			*/
 
-#define CONFIG_COMMANDS		((CONFIG_CMD_DFL | CFG_CMD_IRQ) & ~CFG_CMD_NET)
+#define CONFIG_COMMANDS		((CONFIG_CMD_DFL | CFG_CMD_IRQ | CFG_CMD_ASKENV)
+                                 & ~CFG_CMD_NET)
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
diff --git a/include/config_CPCI405.h b/include/config_CPCI405.h
index b43f058..02f32db 100644
--- a/include/config_CPCI405.h
+++ b/include/config_CPCI405.h
@@ -63,15 +63,11 @@
 
 #define	CONFIG_PHY_ADDR		0	/* PHY address			*/
 
-#if 1
 #define CONFIG_COMMANDS		\
-        (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ | CFG_CMD_IDE)
+        (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ | CFG_CMD_IDE |     \
+         CFG_CMD_ASKENV | CFG_CMD_EEPROM)
 #define CONFIG_MAC_PARTITION
 #define CONFIG_DOS_PARTITION
-#else
-#define CONFIG_COMMANDS		\
-	(CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ)
-#endif
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
@@ -189,12 +185,13 @@
 #define CFG_ENV_OFFSET          0x000   /* environment starts at the beginning of the EEPROM */
 #define CFG_ENV_SIZE            0x200   /* 512 bytes may be used for env vars */
                                    /* total size of a CAT24WC08 is 1024 bytes */
+#endif
 
 #define CFG_I2C_EEPROM_ADDR	0x50	/* EEPROM CAT28WC08		*/
 #define CFG_EEPROM_PAGE_WRITE_BITS 4	/* The Catalyst CAT24WC08 has	*/
 					/* 16 byte page write mode using*/
 					/* last	4 bits of the address	*/
-#endif
+
 /*-----------------------------------------------------------------------
  * Cache Configuration
  */
diff --git a/include/config_CPCIISER4.h b/include/config_CPCIISER4.h
index efd1668..f57a083 100644
--- a/include/config_CPCIISER4.h
+++ b/include/config_CPCIISER4.h
@@ -61,13 +61,9 @@
 
 #define	CONFIG_PHY_ADDR		0	/* PHY address			*/
 
-#if 1
 #define CONFIG_COMMANDS		\
-        (CONFIG_CMD_DFL | CFG_CMD_IRQ | CFG_CMD_PCI)
-#else
-#define CONFIG_COMMANDS		\
-	(CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ)
-#endif
+        (CONFIG_CMD_DFL | CFG_CMD_IRQ | CFG_CMD_PCI | CFG_CMD_ASKENV |  \
+         CFG_CMD_EEPROM)
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
@@ -164,19 +160,6 @@
 #define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
 #define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
 
-
-#if 0 /* Use NVRAM for environment variables */
-/*-----------------------------------------------------------------------
- * NVRAM organization
- */
-#define CFG_ENV_IS_IN_NVRAM	1	/* use NVRAM for environment vars	*/
-#define CFG_NVRAM_BASE_ADDR	0xf0200000		/* NVRAM base address	*/
-#define CFG_NVRAM_SIZE		(32*1024)		/* NVRAM size		*/
-#define CFG_ENV_SIZE		0x1000		/* Size of Environment vars	*/
-#define CFG_ENV_ADDR		\
-	(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)	/* Env	*/
-
-#else /* Use EEPROM for environment variables */
 /*-----------------------------------------------------------------------
  * I2C EEPROM (CAT24WC08) for environment
  */
@@ -190,7 +173,7 @@
 #define CFG_EEPROM_PAGE_WRITE_BITS 4	/* The Catalyst CAT24WC08 has	*/
 					/* 16 byte page write mode using*/
 					/* last	4 bits of the address	*/
-#endif
+
 /*-----------------------------------------------------------------------
  * Cache Configuration
  */
diff --git a/include/ppcboot.h b/include/ppcboot.h
index f6fc8de..71a6aa1 100644
--- a/include/ppcboot.h
+++ b/include/ppcboot.h
@@ -190,7 +190,8 @@ void    pciinfo       (int);
 #endif
 
 #if defined(CONFIG_COGENT) || defined(CONFIG_SXNI855T) || \
-    defined(CONFIG_RSD_PROTO) || defined(CONFIG_HYMOD)
+    defined(CONFIG_RSD_PROTO) || defined(CONFIG_HYMOD) || \
+    defined(CONFIG_CPCI405)
 /* cogent - $(BOARD)/mb.c */
 /* SXNI855T and HYMOD - $(BOARD)/$(BOARD).c */
 int	misc_init_f   (void);