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| author | Gwendal Grignou <gwendal@chromium.org> | 2017-07-20 08:55:45 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2017-07-20 16:41:25 -0700 |
| commit | 4e3970529b9f672b983c478a49dbd337140b7e4d (patch) | |
| tree | 96fbee1307f54f3216c4057eed9259c0435bf813 | |
| parent | 4809c70bbea8743cc7c1d382d7510ed937dce914 (diff) | |
| download | chrome-ec-4e3970529b9f672b983c478a49dbd337140b7e4d.tar.gz | |
stm32f4: Set unique ID properly
Unique device ID register (96 bits) is at a different place on STM32F4
compared to other STM32.
BUG=none
BRANCH=none
TEST=Using board_read_serial() from hammer/board.c in
sweetberry/board.c, confirmed that we can extract and assign a unique
USB serial number.
Change-Id: Idb257f0f20422482c729a2b97b4b16ee231ca4d9
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/579575
Commit-Ready: Gwendal Grignou <gwendal@google.com>
Tested-by: Gwendal Grignou <gwendal@google.com>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
| -rw-r--r-- | chip/stm32/registers.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/chip/stm32/registers.h b/chip/stm32/registers.h index 6c9e2608dc..764dc79af6 100644 --- a/chip/stm32/registers.h +++ b/chip/stm32/registers.h @@ -2335,9 +2335,13 @@ typedef volatile struct stm32_dma_regs stm32_dma_regs_t; #define STM32_RNG_DR REG32(STM32_RNG_BASE + 0x8) /* --- MISC --- */ - +#ifdef CHIP_FAMILY_STM32F4 +#define STM32_UNIQUE_ID_ADDRESS REG32_ADDR(0x1fff7a10) +#define STM32_UNIQUE_ID_LENGTH (3 * 4) +#else #define STM32_UNIQUE_ID_ADDRESS REG32_ADDR(0x1ffff7ac) #define STM32_UNIQUE_ID_LENGTH (3 * 4) +#endif #define STM32_CEC_BASE 0x40007800 /* STM32F373 */ #define STM32_LCD_BASE 0x40002400 |