Tegra: Move common clock code to arch/arm/cpu/tegra-common/clock.c

This 'commonizes' much of the clock/pll code. SoC-dependent code
and tables are left in arch/cpu/tegraXXX-common/clock.c

Some T30 tables needed whitespace fixes due to checkpatch complaints.

Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/arch/arm/include/asm/arch-tegra20/clock.h b/arch/arm/include/asm/arch-tegra20/clock.h
index f592b95..491c02c 100644
--- a/arch/arm/include/asm/arch-tegra20/clock.h
+++ b/arch/arm/include/asm/arch-tegra20/clock.h
@@ -26,4 +26,8 @@
 
 #include <asm/arch-tegra/clock.h>
 
+/* CLK_RST_CONTROLLER_OSC_CTRL_0 */
+#define OSC_FREQ_SHIFT          30
+#define OSC_FREQ_MASK           (3U << OSC_FREQ_SHIFT)
+
 #endif	/* _TEGRA20_CLOCK_H */