arm, hawkboard: Remove obsolete struct pinmux_config i2c_pins

The configuration in struct pinmux_config i2c_pins does not configure
the pins for i2c but for uart. Since this function is already
configured by struct pinmux_config uart2_pins the i2c_pins struct
is obsolete.

Signed-off-by: Christian Riesch <christian.riesch@omicron.at>
Cc: Heiko Schocher <hs@denx.de>
Cc: Syed Mohammed Khasim <sm.khasim@gmail.com>
Cc: Sughosh Ganu <urwithsughosh@gmail.com>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Acked-by: Heiko Schocher <hs@denx.de>

board/davinci/da8xxevm/hawkboard_nand_spl.c

@@ -71,15 +71,9 @@ static const struct pinmux_config uart2_pins[] = {
 	{ pinmux(4), 2, 5 }
 };
 
-static const struct pinmux_config i2c_pins[] = {
-	{ pinmux(4), 2, 4 },
-	{ pinmux(4), 2, 5 }
-};
-
 static const struct pinmux_resource pinmuxes[] = {
 	PINMUX_ITEM(mii_pins),
 	PINMUX_ITEM(mdio_pins),
-	PINMUX_ITEM(i2c_pins),
 	PINMUX_ITEM(nand_pins),
 	PINMUX_ITEM(uart2_pins),
 };