ARM: OMAP: Add PARENT_CONTROLS_CLOCK flag to dpll5_m2_ck

This patch removes following message on dpll5_m2_ck enable and
disable:

clock.c: Enable for dpll5_m2_ck without enable code
clock: clk_disable called on independent clock dpll5_m2_ck
which has no enable_reg

Signed-off-by: Jouni Hogander <jouni.hogander@nokia.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/clock34xx.h

@@ -836,7 +836,8 @@ static struct clk dpll5_m2_ck = {
 	.clksel_reg	= OMAP_CM_REGADDR(PLL_MOD, OMAP3430ES2_CM_CLKSEL5),
 	.clksel_mask	= OMAP3430ES2_DIV_120M_MASK,
 	.clksel		= div16_dpll5_clksel,
-	.flags		= CLOCK_IN_OMAP3430ES2 | RATE_PROPAGATES,
+	.flags		= CLOCK_IN_OMAP3430ES2 | RATE_PROPAGATES |
+				PARENT_CONTROLS_CLOCK,
 	.recalc		= &omap2_clksel_recalc,
 };