Rename USB HOST pins (#1367)

Change “N” to “M” and add “HOST” in the USB pins. Only two pins are actually affected; diff appears large to maintain the pleasant aligned-columns format.

variants/adafruit_feather_usb_host/pins_arduino.h

@@ -4,53 +4,53 @@
 //    https://learn.adafruit.com/assets/100337
 
 // LEDs
-#define PIN_LED        (13u)
+#define PIN_LED         (13u)
 
 // NeoPixel
-#define PIN_NEOPIXEL   (21u)
-#define NEOPIXEL_POWER (20u)
+#define PIN_NEOPIXEL    (21u)
+#define NEOPIXEL_POWER  (20u)
 
 // 'Boot0' button also on GPIO #7
-#define PIN_BUTTON     (7u)
+#define PIN_BUTTON      (7u)
 
 // USB host connector
-#define PIN_USB_DP     (16u)
-#define PIN_USB_DN     (17u)
-#define PIN_5V_EN      (18u)
+#define PIN_USB_HOST_DP (16u)
+#define PIN_USB_HOST_DM (17u)
+#define PIN_5V_EN       (18u)
 
 // Serial
-#define PIN_SERIAL1_TX (0u)
-#define PIN_SERIAL1_RX (1u)
+#define PIN_SERIAL1_TX  (0u)
+#define PIN_SERIAL1_RX  (1u)
 
 // Not pinned out
-#define PIN_SERIAL2_TX (31u)
-#define PIN_SERIAL2_RX (31u)
+#define PIN_SERIAL2_TX  (31u)
+#define PIN_SERIAL2_RX  (31u)
 
 // SPI
-#define PIN_SPI0_MISO  (8u)
-#define PIN_SPI0_MOSI  (15u)
-#define PIN_SPI0_SCK   (14u)
-#define PIN_SPI0_SS    (13u)
-#define __SPI0_DEVICE  spi1
+#define PIN_SPI0_MISO   (8u)
+#define PIN_SPI0_MOSI   (15u)
+#define PIN_SPI0_SCK    (14u)
+#define PIN_SPI0_SS     (13u)
+#define __SPI0_DEVICE   spi1
 
 // Not pinned out
-#define PIN_SPI1_MISO  (31u)
-#define PIN_SPI1_MOSI  (31u)
-#define PIN_SPI1_SCK   (31u)
-#define PIN_SPI1_SS    (31u)
-#define __SPI1_DEVICE  spi0
+#define PIN_SPI1_MISO   (31u)
+#define PIN_SPI1_MOSI   (31u)
+#define PIN_SPI1_SCK    (31u)
+#define PIN_SPI1_SS     (31u)
+#define __SPI1_DEVICE   spi0
 
 // Wire
-#define PIN_WIRE0_SDA  (2u)
-#define PIN_WIRE0_SCL  (3u)
-#define __WIRE0_DEVICE i2c1
+#define PIN_WIRE0_SDA   (2u)
+#define PIN_WIRE0_SCL   (3u)
+#define __WIRE0_DEVICE  i2c1
 
-#define PIN_WIRE1_SDA  (31u)
-#define PIN_WIRE1_SCL  (31u)
-#define __WIRE1_DEVICE i2c0
+#define PIN_WIRE1_SDA   (31u)
+#define PIN_WIRE1_SCL   (31u)
+#define __WIRE1_DEVICE  i2c0
 
-#define SERIAL_HOWMANY (2u)
-#define SPI_HOWMANY    (1u)
-#define WIRE_HOWMANY   (1u)
+#define SERIAL_HOWMANY  (2u)
+#define SPI_HOWMANY     (1u)
+#define WIRE_HOWMANY    (1u)
 
 #include "../generic/common.h"