mx6qsabresd: Add 8-bit USDHC support

USDHC3 has 8 pins wired in mx6qsabresd. Configure the extra pins.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

board/freescale/mx6qsabresd/mx6qsabresd.c

@@ -93,6 +93,10 @@ iomux_v3_cfg_t usdhc3_pads[] = {
 	MX6Q_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
 	MX6Q_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
 	MX6Q_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6Q_PAD_SD3_DAT4__USDHC3_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6Q_PAD_SD3_DAT5__USDHC3_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6Q_PAD_SD3_DAT6__USDHC3_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6Q_PAD_SD3_DAT7__USDHC3_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
 	MX6Q_PAD_NANDF_D0__GPIO_2_0    | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */
 };