hw/clock: Remove unused clock_init*() functions

clock_init*() inlined funtions are simple wrappers around
clock_set*() and are not used. Remove them in favor of clock_set*().

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200806123858.30058-2-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

include/hw/clock.h

@@ -209,17 +209,4 @@ static inline bool clock_is_enabled(const Clock *clk)
     return clock_get(clk) != 0;
 }
 
-static inline void clock_init(Clock *clk, uint64_t value)
-{
-    clock_set(clk, value);
-}
-static inline void clock_init_hz(Clock *clk, uint64_t value)
-{
-    clock_set_hz(clk, value);
-}
-static inline void clock_init_ns(Clock *clk, uint64_t value)
-{
-    clock_set_ns(clk, value);
-}
-
 #endif /* QEMU_HW_CLOCK_H */