ARM: OMAP2+: clk: remove obsolete clksel support code

The clksel clock type is no longer used for anything, it is rather
replaced with common clock divider code. Thus, remove the dead code
from kernel.
Signed-off-by: Tero Kristo <t-kristo@ti.com>

arch/arm/mach-omap2/Makefile

@@ -12,8 +12,7 @@ obj-y := id.o io.o control.o mux.o devices.o fb.o serial.o timer.o pm.o \
 
 hwmod-common				= omap_hwmod.o omap_hwmod_reset.o \
 					  omap_hwmod_common_data.o
-clock-common				= clock.o clock_common_data.o \
-					  clkt_clksel.o
+clock-common				= clock.o clock_common_data.o
 secure-common				= omap-smc.o omap-secure.o
 
 obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common)

arch/arm/mach-omap2/clock.h

@@ -186,18 +186,6 @@ void omap3_dpll_deny_idle(struct clk_hw_omap *clk);
 
 void __init omap2_clk_disable_clkdm_control(void);
 
-/* clkt_clksel.c public functions */
-u32 omap2_clksel_round_rate_div(struct clk_hw_omap *clk,
-				unsigned long target_rate,
-				u32 *new_div);
-u8 omap2_clksel_find_parent_index(struct clk_hw *hw);
-unsigned long omap2_clksel_recalc(struct clk_hw *hw, unsigned long parent_rate);
-long omap2_clksel_round_rate(struct clk_hw *hw, unsigned long target_rate,
-				unsigned long *parent_rate);
-int omap2_clksel_set_rate(struct clk_hw *hw, unsigned long rate,
-				unsigned long parent_rate);
-int omap2_clksel_set_parent(struct clk_hw *hw, u8 field_val);
-
 int omap2_clk_enable_autoidle_all(void);
 int omap2_clk_allow_idle(struct clk *clk);
 int omap2_clk_deny_idle(struct clk *clk);