omap-serial: Use default clock speed (48Mhz) if not specified
authorRajendra Nayak <rnayak@ti.com>
Wed, 14 Dec 2011 11:55:44 +0000 (17:25 +0530)
committerTony Lindgren <tony@atomide.com>
Fri, 16 Dec 2011 22:10:55 +0000 (14:10 -0800)
Use a default clock speed of 48Mhz, instead of ending up with 0,
if platforms fail to specify a valid clock speed.

Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Reviewed-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

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