Merge branch 'next' of ../custodians into next

12 files changed, 48 insertions, 57 deletions

diff --git a/board/esd/apc405/apc405.c b/board/esd/apc405/apc405.c
index 564ee00..52477d7 100644
--- a/board/esd/apc405/apc405.c
+++ b/board/esd/apc405/apc405.c
@@ -30,6 +30,7 @@
 #include <command.h>
 #include <malloc.h>
 #include <flash.h>
+#include <mtd/cfi_flash.h>
 #include <asm/4xx_pci.h>
 #include <pci.h>
 
@@ -39,9 +40,6 @@ DECLARE_GLOBAL_DATA_PTR;
 
 extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 extern void lxt971_no_sleep(void);
-extern ulong flash_get_size (ulong base, int banknum);
-
-int flash_banks = CONFIG_SYS_MAX_FLASH_BANKS_DETECT;
 
 /* fpga configuration data - gzip compressed and generated by bin2c */
 const unsigned char fpgadata[] =
@@ -185,7 +183,7 @@ int board_early_init_f (void)
 int board_early_init_r(void)
 {
 	if (gd->board_type >= 8)
-		flash_banks = 1;
+		cfi_flash_num_flash_banks = 1;
 
 	return 0;
 }
diff --git a/board/tqc/tqm834x/tqm834x.c b/board/tqc/tqm834x/tqm834x.c
index 8d046f4..2aa97f2 100644
--- a/board/tqc/tqm834x/tqm834x.c
+++ b/board/tqc/tqm834x/tqm834x.c
@@ -30,6 +30,8 @@
 #include <miiphy.h>
 #include <asm/mmu.h>
 #include <pci.h>
+#include <flash.h>
+#include <mtd/cfi_flash.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -52,12 +54,8 @@ DECLARE_GLOBAL_DATA_PTR;
 #define INITIAL_CS_CONFIG	(CSCONFIG_EN | CSCONFIG_ROW_BIT_12 | \
 				CSCONFIG_COL_BIT_9)
 
-/* Global variable used to store detected number of banks */
-int tqm834x_num_flash_banks;
-
 /* External definitions */
 ulong flash_get_size (ulong base, int banknum);
-extern flash_info_t flash_info[];
 
 /* Local functions */
 static int detect_num_flash_banks(void);
@@ -190,7 +188,7 @@ static int detect_num_flash_banks(void)
 	ulong bank2_size;
 	ulong total_size;
 
-	tqm834x_num_flash_banks = 2;	/* assume two banks */
+	cfi_flash_num_flash_banks = 2;	/* assume two banks */
 
 	/* Get bank 1 and 2 information */
 	bank1_size = flash_get_size(CONFIG_SYS_FLASH_BASE, 0);
@@ -244,13 +242,13 @@ static int detect_num_flash_banks(void)
 				 * we got the some data reading from Flash.
 				 * There is only one mirrored bank.
 				 */
-				tqm834x_num_flash_banks = 1;
+				cfi_flash_num_flash_banks = 1;
 				total_size = bank1_size;
 			}
 		}
 	}
 
-	debug("Number of flash banks detected: %d\n", tqm834x_num_flash_banks);
+	debug("Number of flash banks detected: %d\n", cfi_flash_num_flash_banks);
 
 	/* set OR0 and BR0 */
 	set_lbc_or(0, CONFIG_SYS_OR_TIMING_FLASH |
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 4c6ed48..46efd77 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -77,6 +77,7 @@ static int image_info (unsigned long addr);
 
 #if defined(CONFIG_CMD_IMLS)
 #include <flash.h>
+#include <mtd/cfi_flash.h>
 extern flash_info_t flash_info[]; /* info for FLASH chips */
 static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 #endif
diff --git a/common/cmd_flash.c b/common/cmd_flash.c
index ff43965..2a02eb9 100644
--- a/common/cmd_flash.c
+++ b/common/cmd_flash.c
@@ -42,6 +42,8 @@ int find_dev_and_part(const char *id, struct mtd_device **dev,
 #endif
 
 #ifndef CONFIG_SYS_NO_FLASH
+#include <flash.h>
+#include <mtd/cfi_flash.h>
 extern flash_info_t flash_info[];	/* info for FLASH chips */
 
 /*
@@ -417,11 +419,7 @@ int flash_sect_erase (ulong addr_first, ulong addr_last)
 {
 	flash_info_t *info;
 	ulong bank;
-#ifdef CONFIG_SYS_MAX_FLASH_BANKS_DETECT
-	int s_first[CONFIG_SYS_MAX_FLASH_BANKS_DETECT], s_last[CONFIG_SYS_MAX_FLASH_BANKS_DETECT];
-#else
 	int s_first[CONFIG_SYS_MAX_FLASH_BANKS], s_last[CONFIG_SYS_MAX_FLASH_BANKS];
-#endif
 	int erased = 0;
 	int planned;
 	int rcode = 0;
@@ -635,11 +633,7 @@ int flash_sect_protect (int p, ulong addr_first, ulong addr_last)
 {
 	flash_info_t *info;
 	ulong bank;
-#ifdef CONFIG_SYS_MAX_FLASH_BANKS_DETECT
-	int s_first[CONFIG_SYS_MAX_FLASH_BANKS_DETECT], s_last[CONFIG_SYS_MAX_FLASH_BANKS_DETECT];
-#else
 	int s_first[CONFIG_SYS_MAX_FLASH_BANKS], s_last[CONFIG_SYS_MAX_FLASH_BANKS];
-#endif
 	int protected, i;
 	int planned;
 	int rcode;
diff --git a/common/flash.c b/common/flash.c
index 683978e..781cb9c 100644
--- a/common/flash.c
+++ b/common/flash.c
@@ -27,6 +27,7 @@
 #include <flash.h>
 
 #if !defined(CONFIG_SYS_NO_FLASH)
+#include <mtd/cfi_flash.h>
 
 extern flash_info_t  flash_info[]; /* info for FLASH chips */
 
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index 44ebb9d..02dd27f 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -62,20 +62,9 @@
  * reading and writing ... (yes there is such a Hardware).
  */
 
-#ifndef CONFIG_SYS_FLASH_BANKS_LIST
-#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
-#endif
-
 static uint flash_offset_cfi[2] = { FLASH_OFFSET_CFI, FLASH_OFFSET_CFI_ALT };
 static uint flash_verbose = 1;
 
-/* use CONFIG_SYS_MAX_FLASH_BANKS_DETECT if defined */
-#ifdef CONFIG_SYS_MAX_FLASH_BANKS_DETECT
-# define CFI_MAX_FLASH_BANKS	CONFIG_SYS_MAX_FLASH_BANKS_DETECT
-#else
-# define CFI_MAX_FLASH_BANKS	CONFIG_SYS_MAX_FLASH_BANKS
-#endif
-
 flash_info_t flash_info[CFI_MAX_FLASH_BANKS];	/* FLASH chips info */
 
 /*
@@ -85,6 +74,17 @@ flash_info_t flash_info[CFI_MAX_FLASH_BANKS];	/* FLASH chips info */
 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_8BIT
 #endif
 
+#if defined(CONFIG_SYS_MAX_FLASH_BANKS_DETECT)
+int cfi_flash_num_flash_banks = CONFIG_SYS_MAX_FLASH_BANKS_DETECT;
+#endif
+
+static phys_addr_t __cfi_flash_bank_addr(int i)
+{
+	return ((phys_addr_t [])CONFIG_SYS_FLASH_BANKS_LIST)[i];
+}
+phys_addr_t cfi_flash_bank_addr(int i)
+	__attribute__((weak, alias("__cfi_flash_bank_addr")));
+
 static void __flash_write8(u8 value, void *addr)
 {
 	__raw_writeb(value, addr);
@@ -153,7 +153,7 @@ u64 flash_read64(void *addr)__attribute__((weak, alias("__flash_read64")));
 flash_info_t *flash_get_info(ulong base)
 {
 	int i;
-	flash_info_t * info = 0;
+	flash_info_t *info = NULL;
 
 	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
 		info = & flash_info[i];
@@ -162,7 +162,7 @@ flash_info_t *flash_get_info(ulong base)
 			break;
 	}
 
-	return i == CONFIG_SYS_MAX_FLASH_BANKS ? 0 : info;
+	return info;
 }
 #endif
 
@@ -2021,14 +2021,12 @@ unsigned long flash_init (void)
 	getenv_f("unlock", s, sizeof(s));
 #endif
 
-#define BANK_BASE(i)	(((phys_addr_t [CFI_MAX_FLASH_BANKS])CONFIG_SYS_FLASH_BANKS_LIST)[i])
-
 	/* Init: no FLASHes known */
 	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
 		flash_info[i].flash_id = FLASH_UNKNOWN;
 
-		if (!flash_detect_legacy (BANK_BASE(i), i))
-			flash_get_size (BANK_BASE(i), i);
+		if (!flash_detect_legacy(cfi_flash_bank_addr(i), i))
+			flash_get_size(cfi_flash_bank_addr(i), i);
 		size += flash_info[i].size;
 		if (flash_info[i].flash_id == FLASH_UNKNOWN) {
 #ifndef CONFIG_SYS_FLASH_QUIET_TEST
diff --git a/drivers/mtd/cfi_mtd.c b/drivers/mtd/cfi_mtd.c
index 6a0cab3..cbcc165 100644
--- a/drivers/mtd/cfi_mtd.c
+++ b/drivers/mtd/cfi_mtd.c
@@ -30,15 +30,7 @@
 #include <asm/errno.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/concat.h>
-
-/* use CONFIG_SYS_MAX_FLASH_BANKS_DETECT if defined */
-#ifdef CONFIG_SYS_MAX_FLASH_BANKS_DETECT
-# define CFI_MAX_FLASH_BANKS	CONFIG_SYS_MAX_FLASH_BANKS_DETECT
-#else
-# define CFI_MAX_FLASH_BANKS	CONFIG_SYS_MAX_FLASH_BANKS
-#endif
-
-extern flash_info_t flash_info[];
+#include <mtd/cfi_flash.h>
 
 static struct mtd_info cfi_mtd_info[CFI_MAX_FLASH_BANKS];
 static char cfi_mtd_names[CFI_MAX_FLASH_BANKS][16];
diff --git a/include/configs/APC405.h b/include/configs/APC405.h
index a7724ad..bb0238f 100644
--- a/include/configs/APC405.h
+++ b/include/configs/APC405.h
@@ -264,16 +264,10 @@
 /*
  * FLASH organization
  */
-#ifndef __ASSEMBLY__
-extern int flash_banks;
-#endif
-
 #define CONFIG_SYS_FLASH_BASE		0xFE000000
 #define CONFIG_SYS_FLASH_CFI		1	/* Flash is CFI conformant */
 #define CONFIG_FLASH_CFI_DRIVER	1	/* Use the common driver */
 #define CONFIG_SYS_MAX_FLASH_SECT	256	/* max num of sects on one chip */
-#define CONFIG_SYS_MAX_FLASH_BANKS	flash_banks /* max num of flash banks */
-					    /* updated in board_early_init_r */
 #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 2
 #define CONFIG_SYS_FLASH_QUIET_TEST	1
 #define CONFIG_SYS_FLASH_INCREMENT	0x01000000
diff --git a/include/configs/IDS8247.h b/include/configs/IDS8247.h
index 71bb7b4..4e73941 100644
--- a/include/configs/IDS8247.h
+++ b/include/configs/IDS8247.h
@@ -227,7 +227,7 @@
 #define CONFIG_SYS_FLASH_CFI				/* The flash is CFI compatible  */
 #define CONFIG_FLASH_CFI_DRIVER			/* Use common CFI driver        */
 #define CONFIG_SYS_FLASH_BANKS_LIST	{ 0xFF800000 }
-#define CONFIG_SYS_MAX_FLASH_BANKS_DETECT	1
+#define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks	      */
 /* What should the base address of the main FLASH be and how big is
  * it (in MBytes)? This must contain TEXT_BASE from board/ids8247/config.mk
  * The main FLASH is whichever is connected to *CS0.
@@ -242,7 +242,6 @@
 /*-----------------------------------------------------------------------
  * FLASH organization
  */
-#define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max num of memory banks      */
 #define CONFIG_SYS_MAX_FLASH_SECT	128	/* max num of sects on one chip */
 
 #define CONFIG_SYS_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)  */
diff --git a/include/configs/TQM834x.h b/include/configs/TQM834x.h
index c1e0e64..9193b51 100644
--- a/include/configs/TQM834x.h
+++ b/include/configs/TQM834x.h
@@ -101,10 +101,6 @@
  * defined as tqm834x_num_flash_banks.
  */
 #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT	2
-#ifndef __ASSEMBLY__
-extern int tqm834x_num_flash_banks;
-#endif
-#define CONFIG_SYS_MAX_FLASH_BANKS (tqm834x_num_flash_banks)
 
 #define CONFIG_SYS_MAX_FLASH_SECT		512	/* max sectors per device */
 
diff --git a/include/flash.h b/include/flash.h
index 8feca1b..1b6821a 100644
--- a/include/flash.h
+++ b/include/flash.h
@@ -58,6 +58,8 @@ typedef struct {
 #endif
 } flash_info_t;
 
+extern flash_info_t flash_info[]; /* info for FLASH chips	*/
+
 typedef unsigned long flash_sect_t;
 
 /*
diff --git a/include/mtd/cfi_flash.h b/include/mtd/cfi_flash.h
index 2aa6911..2ff00f2 100644
--- a/include/mtd/cfi_flash.h
+++ b/include/mtd/cfi_flash.h
@@ -151,6 +151,24 @@ struct cfi_pri_hdr {
 	u8	minor_version;
 } __attribute__((packed));
 
+#ifndef CONFIG_SYS_FLASH_BANKS_LIST
+#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
+#endif
+
+/*
+ * CFI_MAX_FLASH_BANKS only used for flash_info struct declaration.
+ *
+ * Use CONFIG_SYS_MAX_FLASH_BANKS_DETECT if defined
+ */
+#if defined(CONFIG_SYS_MAX_FLASH_BANKS_DETECT)
+#define CONFIG_SYS_MAX_FLASH_BANKS	(cfi_flash_num_flash_banks)
+#define CFI_MAX_FLASH_BANKS	CONFIG_SYS_MAX_FLASH_BANKS_DETECT
+/* board code can update this variable before CFI detection */
+extern int cfi_flash_num_flash_banks;
+#else
+#define CFI_MAX_FLASH_BANKS	CONFIG_SYS_MAX_FLASH_BANKS
+#endif
+
 void flash_write_cmd(flash_info_t * info, flash_sect_t sect,
 		     uint offset, u32 cmd);