Update some variant comments

Author: sandeepmistry

Diff for: bootloaders/mkrvidor4000/samd21_sam_ba_arduino_mkrvidor4000.elf.ltrans.out

@@ -0,0 +1 @@
+samd21_sam_ba_arduino_mkrvidor4000.elf.ltrans0.o

Diff for: variants/mkrvidor4000/variant.cpp

@@ -129,14 +129,14 @@ const PinDescription g_APinDescription[] = {
  |            |                  |        |                 |   EIC  | ADC |  AC | PTC | DAC | SERCOMx | SERCOMx |  TCCx  |  TCCx  |    COM   | AC/GLCK  |
  |            |                  |        |                 |(EXTINT)|(AIN)|(AIN)|     |     | (x/PAD) | (x/PAD) | (x/WO) | (x/WO) |          |          |
  +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
- |            | SD SPI           |        |                 |        |     |     |     |     |         |         |        |        |          |          |
- | 26         |                  |  PA12  | SD SCK          |   12   |     |     |     |     |  *2/00  |   4/00  | TCC2/0 | TCC0/6 |          | AC/CMP0  |
- | 27         |                  |  PA13  | SD MOSI         |   13   |     |     |     |     |  *2/01  |   4/01  | TCC2/1 | TCC0/7 |          | AC/CMP1  |
- | 28         |                  |  PA14  | SD SS           |   14   |     |     |     |     |   2/02  |   4/02  |  TC3/0 | TCC0/4 |          | GCLK_IO0 |
- | 29         |                  |  PA15  | SD MISO         |   15   |     |     |     |     |  *2/03  |   4/03  |  TC3/1 | TCC0/5 |          | GCLK_IO1 |
- | 30         |                  |  PA27  | SD CD           |   15   |     |     |     |     |         |         |        |        |          | GCLK_IO0 |
+ |            | FPGA             |        |                 |        |     |     |     |     |         |         |        |        |          |          |
+ | 26         |                  |  PA12  | FPGA TDI        |   12   |     |     |     |     |  *2/00  |   4/00  | TCC2/0 | TCC0/6 |          | AC/CMP0  |
+ | 27         |                  |  PA13  | FPGA TCK        |   13   |     |     |     |     |  *2/01  |   4/01  | TCC2/1 | TCC0/7 |          | AC/CMP1  |
+ | 28         |                  |  PA14  | FPGA TMS        |   14   |     |     |     |     |   2/02  |   4/02  |  TC3/0 | TCC0/4 |          | GCLK_IO0 |
+ | 29         |                  |  PA15  | FPGA TDO        |   15   |     |     |     |     |  *2/03  |   4/03  |  TC3/1 | TCC0/5 |          | GCLK_IO1 |
+ | 30         |                  |  PA27  | FPGA CLK        |   15   |     |     |     |     |         |         |        |        |          | GCLK_IO0 |
  +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
- | 31         |                  |  PA28  | LED_GREEN       |   08   |     |     |     |     |         |         |        |        |          | GCLK_IO0 |
+ | 31         |                  |  PA28  | FPGA MB INT     |   08   |     |     |     |     |         |         |        |        |          | GCLK_IO0 |
  | 32         |                  |  PB08  | LED_RED_BUILTIN |   08   |  02 |     | Y14 |     |         |   4/00  |  TC4/0 |        |          |          |
  | 33         |                  |  PB09  | LED_BLUE        |  *09   |  03 |     | Y15 |     |         |   4/01  |  TC4/1 |        |          |          |
  +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+