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stm32l flash: add another device ID 

Add device ID 0x437, a dual-bank part with 512KB total.  This one used
the Medium+/HD flash size register to read the flash size in Kb rather
than the 0/1 code in the Medium+ parts.

Signed-off-by: Andrey Yurovsky <yurovsky@gmail.com>
Change-Id: I870fe3bb1b473939b7211c3b2edb44b4b3643648
Reviewed-on: http://openocd.zylin.com/1790
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Andrey Yurovsky 2013-11-01 14:29:17 -07:00 committed by Spencer Oliver
parent 6accbb8baa
commit f97aafdfaf
1 changed files with 12 additions and 1 deletions
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13
src/flash/nor/stm32lx.c
View File

@ -550,6 +550,12 @@ static int stm32lx_probe(struct flash_bank *bank)
first_bank_size_in_kb = 192;
stm32lx_info->has_dual_banks = true;
break;
case 0x437:
/* Dual bank, high density */
max_flash_size_in_kb = 512;
first_bank_size_in_kb = 192;
stm32lx_info->has_dual_banks = true;
break;
default:
LOG_WARNING("Cannot identify target as a STM32L family.");
return ERROR_FAIL;
@ -558,7 +564,8 @@ static int stm32lx_probe(struct flash_bank *bank)
/* Get the flash size from target. 0x427 and 0x436 devices use a
* different location for the Flash Size register, please see RM0038 r8 or
* newer. */
if ((device_id & 0xfff) == 0x427 || (device_id & 0xfff) == 0x436)
if ((device_id & 0xfff) == 0x427 || (device_id & 0xfff) == 0x436 ||
(device_id & 0xfff) == 0x437)
retval = target_read_u16(target, F_SIZE_MP, &flash_size_in_kb);
else
retval = target_read_u16(target, F_SIZE, &flash_size_in_kb);
@ -779,6 +786,10 @@ static int stm32lx_get_info(struct flash_bank *bank, char *buf, int buf_size)
}
break;
case 0x437:
device_str = "STM32L1xx (Medium+/High Density)";
break;
default:
snprintf(buf, buf_size, "Cannot identify target as a STM32L1");
return ERROR_FAIL;