diff options
Diffstat (limited to 'board/snow/board.c')
| -rw-r--r-- | board/snow/board.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/board/snow/board.c b/board/snow/board.c index e973ab46e3..36dac730cd 100644 --- a/board/snow/board.c +++ b/board/snow/board.c @@ -61,7 +61,7 @@ const struct gpio_info gpio_list[GPIO_COUNT] = { {"KB_IN07", GPIO_D, (1<<2), GPIO_KB_INPUT, matrix_interrupt}, /* Other inputs */ {"AC_PWRBTN_L", GPIO_A, (1<<0), GPIO_INT_BOTH, NULL}, - {"SPI1_NSS", GPIO_A, (1<<4), GPIO_DEFAULT, NULL}, + {"SPI1_NSS", GPIO_A, (1<<4), GPIO_DEFAULT, spi_event}, /* * I2C pins should be configured as inputs until I2C module is * initialized. This will avoid driving the lines unintentionally. @@ -109,6 +109,16 @@ void configure_board(void) */ STM32_RCC_APB2ENR |= 0x1fd; +#ifdef CONFIG_SPI + /* Enable SPI */ + STM32_RCC_APB2ENR |= (1<<12); + + /* SPI1 on pins PA4-7 (alt. function push-pull, 10MHz) */ + val = STM32_GPIO_CRL_OFF(GPIO_A) & ~0xffff0000; + val |= 0x99990000; + STM32_GPIO_CRL_OFF(GPIO_A) = val; +#endif + /* remap OSC_IN/OSC_OUT to PD0/PD1 */ STM32_GPIO_AFIO_MAPR |= 1 << 15; @@ -165,6 +175,9 @@ void configure_board_late(void) #ifdef CONFIG_AC_POWER_STATUS gpio_set_flags(GPIO_AC_STATUS, GPIO_OUT_HIGH); #endif +#ifdef CONFIG_SPI + gpio_set_flags(GPIO_SPI1_NSS, GPIO_INT_BOTH); +#endif } void board_interrupt_host(int active) |