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authorSekhar Nori <nsekhar@ti.com>2009-10-01 12:41:06 +0530
committerKevin Hilman <khilman@deeprootsystems.com>2009-11-25 10:21:31 -0800
commit69872e93d971e72cd43fdf90befaaffd8e32437a (patch)
tree0228b0a1b4ecebae87ca1496a2c30be60fefccae /arch/arm
parent2206771c4359e236308122ad3fed7f5d91586fd7 (diff)
davinci: make it easier to identify SoC init failures
This patch makes it easier to identify SoC init failures by panicing when SoC init fails. Without successful SoC init, the kernel eventually fails when attempt is made to access the clocks. Also, an error is printed when JTAG ID match fails to make it easier to identify failures due to SoC rev changes. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-davinci/common.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/mach-davinci/common.c b/arch/arm/mach-davinci/common.c
index 61ede19c6b5..c2de94cde56 100644
--- a/arch/arm/mach-davinci/common.c
+++ b/arch/arm/mach-davinci/common.c
@@ -86,6 +86,8 @@ void __init davinci_common_init(struct davinci_soc_info *soc_info)
dip = davinci_get_id(davinci_soc_info.jtag_id);
if (!dip) {
ret = -EINVAL;
+ pr_err("Unknown DaVinci JTAG ID 0x%x\n",
+ davinci_soc_info.jtag_id);
goto err;
}
@@ -104,5 +106,5 @@ void __init davinci_common_init(struct davinci_soc_info *soc_info)
return;
err:
- pr_err("davinci_common_init: SoC Initialization failed\n");
+ panic("davinci_common_init: SoC Initialization failed\n");
}