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stm32l1: Devid 0x429 only has 8bit flash size register 

A footnote in RM0038r14.

Change-Id: Ic31894d846fbbe917a7290b2b7ff8fb582bb65da
Signed-off-by: Karl Palsson <karlp@tweak.net.au>
Reviewed-on: http://openocd.zylin.com/4198
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Karl Palsson 2017-08-09 17:11:29 +00:00 committed by Spencer Oliver
parent 02bc718d1a
commit 04b23ef502
1 changed files with 5 additions and 0 deletions
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5
src/flash/nor/stm32lx.c
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@ -790,6 +790,11 @@ static int stm32lx_probe(struct flash_bank *bank)
flash_size_in_kb = 256;
}
/* 0x429 devices only use the lowest 8 bits of the flash size register */
if (retval == ERROR_OK && (device_id & 0xfff) == 0x429) {
flash_size_in_kb &= 0xff;
}
/* Failed reading flash size or flash size invalid (early silicon),
* default to max target family */
if (retval != ERROR_OK || flash_size_in_kb == 0xffff || flash_size_in_kb == 0) {