ARM: OMAP1: fix typos in comments

Various spelling mistakes in comments.
Detected with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Reviewed-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Author: JuliaLawall

arch/arm/mach-omap1/clock_data.c

@@ -811,7 +811,7 @@ int __init omap1_clk_init(void)
 		omap_readw(ARM_SYSST), omap_readw(DPLL_CTL),
 		omap_readw(ARM_CKCTL));
 
-	/* We want to be in syncronous scalable mode */
+	/* We want to be in synchronous scalable mode */
 	omap_writew(0x1000, ARM_SYSST);