From d49fe4bed5b69ec910909d1bd62da23ecd8801fd Mon Sep 17 00:00:00 2001 From: Stelian Pop Date: Sun, 20 Jan 2008 21:07:00 +0000 Subject: Improve DataFlash CS definition. Use a structure instead of the error prone unnamed array to define the possible dataflash banks. Signed-off-by: Stelian Pop --- drivers/mtd/dataflash.c | 31 ++++++++++++++++++------------- 1 file changed, 18 insertions(+), 13 deletions(-) (limited to 'drivers/mtd/dataflash.c') diff --git a/drivers/mtd/dataflash.c b/drivers/mtd/dataflash.c index 3ebb7064f2..242140745e 100644 --- a/drivers/mtd/dataflash.c +++ b/drivers/mtd/dataflash.c @@ -26,17 +26,22 @@ AT91S_DATAFLASH_INFO dataflash_info[CFG_MAX_DATAFLASH_BANKS]; static AT91S_DataFlash DataFlashInst; +struct dataflash_addr { + unsigned long addr; + int cs; +}; + #ifdef CONFIG_AT91SAM9260EK -int cs[][CFG_MAX_DATAFLASH_BANKS] = { +struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = { {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */ {CFG_DATAFLASH_LOGIC_ADDR_CS1, 1} }; #elif defined(CONFIG_AT91SAM9263EK) -int cs[][CFG_MAX_DATAFLASH_BANKS] = { - {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0} /* Logical adress, CS */ +struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = { + {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */ }; #else -int cs[][CFG_MAX_DATAFLASH_BANKS] = { +struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = { {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */ {CFG_DATAFLASH_LOGIC_ADDR_CS3, 3} }; @@ -114,7 +119,7 @@ int AT91F_DataflashInit (void) dataflash_info[i].Desc.state = IDLE; dataflash_info[i].id = 0; dataflash_info[i].Device.pages_number = 0; - dfcode = AT91F_DataflashProbe (cs[i][1], + dfcode = AT91F_DataflashProbe (cs[i].cs, &dataflash_info[i].Desc); switch (dfcode) { @@ -123,9 +128,9 @@ int AT91F_DataflashInit (void) dataflash_info[i].Device.pages_size = 528; dataflash_info[i].Device.page_offset = 10; dataflash_info[i].Device.byte_mask = 0x300; - dataflash_info[i].Device.cs = cs[i][1]; + dataflash_info[i].Device.cs = cs[i].cs; dataflash_info[i].Desc.DataFlash_state = IDLE; - dataflash_info[i].logical_address = cs[i][0]; + dataflash_info[i].logical_address = cs[i].addr; dataflash_info[i].id = dfcode; found[i] += dfcode;; break; @@ -135,9 +140,9 @@ int AT91F_DataflashInit (void) dataflash_info[i].Device.pages_size = 528; dataflash_info[i].Device.page_offset = 10; dataflash_info[i].Device.byte_mask = 0x300; - dataflash_info[i].Device.cs = cs[i][1]; + dataflash_info[i].Device.cs = cs[i].cs; dataflash_info[i].Desc.DataFlash_state = IDLE; - dataflash_info[i].logical_address = cs[i][0]; + dataflash_info[i].logical_address = cs[i].addr; dataflash_info[i].id = dfcode; found[i] += dfcode;; break; @@ -147,9 +152,9 @@ int AT91F_DataflashInit (void) dataflash_info[i].Device.pages_size = 1056; dataflash_info[i].Device.page_offset = 11; dataflash_info[i].Device.byte_mask = 0x700; - dataflash_info[i].Device.cs = cs[i][1]; + dataflash_info[i].Device.cs = cs[i].cs; dataflash_info[i].Desc.DataFlash_state = IDLE; - dataflash_info[i].logical_address = cs[i][0]; + dataflash_info[i].logical_address = cs[i].addr; dataflash_info[i].id = dfcode; found[i] += dfcode;; break; @@ -159,9 +164,9 @@ int AT91F_DataflashInit (void) dataflash_info[i].Device.pages_size = 1056; dataflash_info[i].Device.page_offset = 11; dataflash_info[i].Device.byte_mask = 0x700; - dataflash_info[i].Device.cs = cs[i][1]; + dataflash_info[i].Device.cs = cs[i].cs; dataflash_info[i].Desc.DataFlash_state = IDLE; - dataflash_info[i].logical_address = cs[i][0]; + dataflash_info[i].logical_address = cs[i].addr; dataflash_info[i].id = dfcode; found[i] += dfcode;; break; -- cgit v1.2.1