nocturne_fp: Better comments for pin config
BRANCH=nocturne
TEST=none
@@ -23,9 +23,9 @@ GPIO(USER_PRES_L, PIN(C, 5), GPIO_ODR_HIGH)
UNIMPLEMENTED(ENTERING_RW)
-/* USART1: PA9/PA10 */
+/* USART1: PA9/PA10 (TX/RX) */
ALTERNATE(PIN_MASK(A, 0x0600), GPIO_ALT_USART, MODULE_UART, GPIO_PULL_UP)
-/* SPI1 slave from the AP: PA4/5/6/7 */
+/* SPI1 slave from the AP: PA4/5/6/7 (CS/CLK/MISO/MOSI) */
ALTERNATE(PIN_MASK(A, 0x00f0), GPIO_ALT_SPI, MODULE_SPI, 0)
-/* SPI4 master to sensor: PE2/5/6 */
+/* SPI4 master to sensor: PE2/5/6 (CLK/MISO/MOSI) */
ALTERNATE(PIN_MASK(E, 0x0064), GPIO_ALT_SPI, MODULE_SPI_MASTER, 0)
