From dda48e8efff878e51e986befd9c6c3780b4757a7 Mon Sep 17 00:00:00 2001
From: ramneek mehresh <ramneek.mehresh@freescale.com>
Date: Sun, 17 Feb 2013 18:23:32 +0000
Subject: [PATCH] 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>
---
arch/powerpc/cpu/mpc8xxx/fdt.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/cpu/mpc8xxx/fdt.c b/arch/powerpc/cpu/mpc8xxx/fdt.c
index 284709428d9..2db90455f60 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];
--
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