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| author | Bossen WU <bossen.wu@stmicro.corp-partner.google.com> | 2021-05-20 18:36:51 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-07-20 03:50:07 +0000 |
| commit | 4ce3683f04cdca8339d8dda171bd0e3620cc38e5 (patch) | |
| tree | 26b5b85bf7a10283646b84c7b3f41d06360a99c5 /baseboard/kukui/emmc.c | |
| parent | 43d48363f12aed7635cc079bb7038985c6156a5a (diff) | |
| download | chrome-ec-4ce3683f04cdca8339d8dda171bd0e3620cc38e5.tar.gz | |
munna: munna board with STM32L431 ec
munna board initialization.
BRANCH=main
BUG=b:188117811
TEST=make BOARD=munna; make buidall
Signed-off-by: Bossen WU <bossen.wu@stmicro.corp-partner.google.com>
Change-Id: I7de980f61d00f1b050924812265b7068d937a112
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2909958
Reviewed-by: Shou-Chieh Hsu <shouchieh@chromium.org>
Diffstat (limited to 'baseboard/kukui/emmc.c')
| -rw-r--r-- | baseboard/kukui/emmc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/baseboard/kukui/emmc.c b/baseboard/kukui/emmc.c index 4735f4aea8..68953d8923 100644 --- a/baseboard/kukui/emmc.c +++ b/baseboard/kukui/emmc.c @@ -198,12 +198,21 @@ static void emmc_init_spi(void) /* Enable clocks to SPI module */ STM32_RCC_APB2ENR |= STM32_RCC_PB2_SPI1; #elif EMMC_SPI_PORT == 2 +#ifdef CHIP_FAMILY_STM32L4 + /* Reset SPI */ + STM32_RCC_APB1RSTR1 |= STM32_RCC_PB1_SPI2; + STM32_RCC_APB1RSTR1 &= ~STM32_RCC_PB1_SPI2; + + /* Enable clocks to SPI module */ + STM32_RCC_APB1ENR1 |= STM32_RCC_PB1_SPI2; +#else /* Reset SPI */ STM32_RCC_APB1RSTR |= STM32_RCC_PB1_SPI2; STM32_RCC_APB1RSTR &= ~STM32_RCC_PB1_SPI2; /* Enable clocks to SPI module */ STM32_RCC_APB1ENR |= STM32_RCC_PB1_SPI2; +#endif #else #error "Please define EMMC_SPI_PORT in board.h." #endif |