[ARM] OMAP3 clock: convert dpll_data.idlest_bit to idlest_mask

Convert struct dpll_data.idlest_bit field to idlest_mask.  Needed since
OMAP2 uses two bits for DPLL IDLEST rather than one.

While here, add the missing idlest_* fields for DPLL3.

linux-omap source commits are 25bab0f176b0a97be18a1b38153f266c3a155784
and b0f7fd17db2aaf8e6e9a2732ae3f4de0874db01c.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h
index 681c651..611df52 100644
--- a/arch/arm/plat-omap/include/mach/clock.h
+++ b/arch/arm/plat-omap/include/mach/clock.h
@@ -54,10 +54,10 @@
 	u32			enable_mask;
 	u32			autoidle_mask;
 	u32			freqsel_mask;
+	u32			idlest_mask;
 	u8			auto_recal_bit;
 	u8			recal_en_bit;
 	u8			recal_st_bit;
-	u8			idlest_bit;
 #  endif
 };