diff options
Diffstat (limited to 'board/keyborg/hardware.c')
| -rw-r--r-- | board/keyborg/hardware.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/board/keyborg/hardware.c b/board/keyborg/hardware.c index 6651cf5b46..c8c106f92b 100644 --- a/board/keyborg/hardware.c +++ b/board/keyborg/hardware.c @@ -66,21 +66,23 @@ static void pins_init(void) STM32_GPIO_AFIO_MAPR = (STM32_GPIO_AFIO_MAPR & ~(0x7 << 24)) | (2 << 24); - /* Pin usage: + /* + * Initial pin usage: * PA0: SPI_NSS - INPUT/INT_FALLING - * PA1: N_CHG - OUTPUT/LOW + * PA1: N_CHG - INPUT * PA3: SPI_CLK - INPUT * PA4: SPI_MISO - INPUT * PA6: CS1 - OUTPUT/HIGH * PA7: SPI_MOSI - INPUT + * PA9: USB_PU - OUTPUT/LOW * PA15: UART TX - OUTPUT/HIGH * PI1: SYNC1 - OUTPUT/LOW * PI2: SYNC2 - OUTPUT/LOW */ - STM32_GPIO_CRL(GPIO_A) = FLOAT(0) | OUT(1) | FLOAT(3) | FLOAT(4) | + STM32_GPIO_CRL(GPIO_A) = FLOAT(0) | FLOAT(1) | FLOAT(3) | FLOAT(4) | OUT(6) | FLOAT(7); - STM32_GPIO_CRH(GPIO_A) = OUT(15); - STM32_GPIO_BSRR(GPIO_A) = LOW(1) | HIGH(6) | HIGH(15); + STM32_GPIO_CRH(GPIO_A) = OUT(9) | OUT(15); + STM32_GPIO_BSRR(GPIO_A) = LOW(1) | HIGH(6) | LOW(9) | HIGH(15); STM32_EXTI_FTSR |= INT(0); STM32_GPIO_CRL(GPIO_I) = OUT(1) | OUT(2); |