Essential:
-* 5x RGMII Ethernet - 5x20 = 100 pins [[shakti/m_class/RGMII/]]
+* 5x RGMII Ethernet - 5x18 = 100 pins [[shakti/m_class/RGMII/]]
* 2x USB ULPI - 2x12 = 24 pins [[shakti/m_class/ULPI/]]
* SDRAM - 39 pins [[shakti/m_class/sdram/]]
* UART - 2 pins
* QSPI - Could share with SPI - 6 pins [[shakti/m_class/QSPI/]]
* SD/MMC - Could share with SPI - 4 pins
-Total: **256** pins
+Total: **246** pins (10 spare)
GPIO, EINT, Vdd, Vss, SDRAM, reset, PLL pin counts come from the LS180 pinmux definitions.