mx6sabreauto: Fix IOMUXC_GPR6 and IOMUXC_GPR7 values

The IPU AXI QoS for the i.MX6QP and i.MX6DP processors have to be set as
commented in the code:
/* set IPU AXI-id1 Qos=0x1 AXI-id0/2/3 Qos=0x7 */

Set IOMUXC_GPR6 and IOMUXC_GPR7 to 0x77177717 instead of 0x007F007F.

Signed-off-by: Breno Lima <breno.lima@nxp.com>

board/freescale/mx6sabreauto/mx6sabreauto.c

@@ -806,8 +806,8 @@ static void gpr_init(void)
 	writel(0xF00000CF, &iomux->gpr[4]);
 	if (is_mx6dqp()) {
 		/* set IPU AXI-id1 Qos=0x1 AXI-id0/2/3 Qos=0x7 */
-		writel(0x007F007F, &iomux->gpr[6]);
-		writel(0x007F007F, &iomux->gpr[7]);
+		writel(0x77177717, &iomux->gpr[6]);
+		writel(0x77177717, &iomux->gpr[7]);
 	} else {
 		/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
 		writel(0x007F007F, &iomux->gpr[6]);