From: ramneek mehresh <ramneek.mehresh@freescale.com>
Date: Sun, 17 Feb 2013 18:23:32 +0000 (+0000)
Subject: powerpc/usb: Fix usb device-tree fix-up
X-Git-Url: http://git.dujemihanovic.xyz/login.html?a=commitdiff_plain;h=dda48e8efff878e51e986befd9c6c3780b4757a7;p=u-boot.git

powerpc/usb: Fix usb device-tree fix-up

Fix USB device-tree fixup to properly handle device-tree fixup and
print appropriate message when wrong/junk "dr_mode" or "phy_type"
are mentioned in hwconfig string

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
---

diff --git a/arch/powerpc/cpu/mpc8xxx/fdt.c b/arch/powerpc/cpu/mpc8xxx/fdt.c
index 284709428d..2db90455f6 100644
--- a/arch/powerpc/cpu/mpc8xxx/fdt.c
+++ b/arch/powerpc/cpu/mpc8xxx/fdt.c
@@ -167,6 +167,11 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd)
 				}
 			}
 
+			if (mode_idx < 0 || phy_idx < 0) {
+				puts("ERROR: wrong usb mode/phy defined!!\n");
+				return;
+			}
+
 			dr_mode_type = modes[mode_idx];
 			dr_phy_type = phys[phy_idx];