spear_pwm_config() is not referenced outside of this file, make it static.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
        writel_relaxed(val, chip->mmio_base + (num << 4) + offset);
 }
 
-int spear_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, int duty_ns,
-                    int period_ns)
+static int spear_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
+                           int duty_ns, int period_ns)
 {
        struct spear_pwm_chip *pc = to_spear_pwm_chip(chip);
        u64 val, div, clk_rate;