diff options
| -rw-r--r-- | board/spring/board.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/board/spring/board.c b/board/spring/board.c index db39e26344..1ac1107625 100644 --- a/board/spring/board.c +++ b/board/spring/board.c @@ -106,10 +106,10 @@ const struct adc_t adc_channels[ADC_CH_COUNT] = { * voltage divider, the conversion factor is 6600mV/4096. */ [ADC_CH_USB_VBUS_SNS] = {"USB_VBUS_SNS", 6600, 4096, 0, STM32_AIN(5)}, - /* Micro USB D+ sense pin. Raw ADC value. */ - [ADC_CH_USB_DP_SNS] = {"USB_DP_SNS", 1, 1, 0, STM32_AIN(2)}, - /* Micro USB D- sense pin. Raw ADC value. */ - [ADC_CH_USB_DN_SNS] = {"USB_DN_SNS", 1, 1, 0, STM32_AIN(4)}, + /* Micro USB D+ sense pin. Converted to mV (3300mV/4096). */ + [ADC_CH_USB_DP_SNS] = {"USB_DP_SNS", 3300, 4096, 0, STM32_AIN(2)}, + /* Micro USB D- sense pin. Converted to mV (3300mV/4096). */ + [ADC_CH_USB_DN_SNS] = {"USB_DN_SNS", 3300, 4096, 0, STM32_AIN(4)}, }; void configure_board(void) @@ -137,6 +137,9 @@ void configure_board(void) STM32_GPIO_AFIO_MAPR = (STM32_GPIO_AFIO_MAPR & ~(0x3 << 10)) | (2 << 10); + /* Analog input for ADC pins (PA2, PA4, PA5) */ + STM32_GPIO_CRL_OFF(GPIO_A) &= ~0x00ff0f00; + /* * Set alternate function for USART1. For alt. function input * the port is configured in either floating or pull-up/down |