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stm32f2x flash: add STM32F401 (F4 low power) 

Add support for the new STM32F401 parts.  These are similar to the
STM32F405/407 however they are a new Low Power variant with ID code
0x423 and have 256K of Flash.  Tested with a modified F4 discovery
board.

Change-Id: Ida5fb14a0832934b4d6d1ec11e602df5076edbc8
Signed-off-by: Andrey Yurovsky <yurovsky@gmail.com>
Reviewed-on: http://openocd.zylin.com/1521
Tested-by: jenkins
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
__archive__
Andrey Yurovsky 2013-07-22 16:49:02 -07:00 committed by Andreas Fritiofson
parent 2852566321
commit 421283941b
1 changed files with 17 additions and 0 deletions
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17
src/flash/nor/stm32f2x.c
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@ -772,6 +772,9 @@ static int stm32x_probe(struct flash_bank *bank)
max_flash_size_in_kb = 2048; max_flash_size_in_kb = 2048;
stm32x_info->has_large_mem = true; stm32x_info->has_large_mem = true;
break; break;
case 0x423:
max_flash_size_in_kb = 256;
break;
default: default:
LOG_WARNING("Cannot identify target as a STM32 family."); LOG_WARNING("Cannot identify target as a STM32 family.");
return ERROR_FAIL; return ERROR_FAIL;
@ -911,6 +914,20 @@ static int get_stm32x_info(struct flash_bank *bank, char *buf, int buf_size)
} }
break; break;
case 0x423:
device_str = "STM32F4xx (Low Power)";
switch (rev_id) {
case 0x1000:
rev_str = "A";
break;
case 0x1001:
rev_str = "Z";
break;
}
break;
default: default:
snprintf(buf, buf_size, "Cannot identify target as a STM32F2/4\n"); snprintf(buf, buf_size, "Cannot identify target as a STM32F2/4\n");
return ERROR_FAIL; return ERROR_FAIL;