misc/ep93xx_pwm: remove ep93xx_pwm_disable() inline function
This is a simple wrapper around writel(), remove it. Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Ryan Mallon <rmallon@gmail.com> Cc: Matthieu Crapet <mcrapet@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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ac91b96f30
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02846b97d7
drivers/misc
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@ -44,11 +44,6 @@ static inline u16 ep93xx_pwm_read_tc(struct ep93xx_pwm *pwm)
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return readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
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return readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
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}
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}
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static inline void ep93xx_pwm_disable(struct ep93xx_pwm *pwm)
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{
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writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
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}
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static inline int ep93xx_pwm_is_enabled(struct ep93xx_pwm *pwm)
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static inline int ep93xx_pwm_is_enabled(struct ep93xx_pwm *pwm)
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{
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{
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return readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1;
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return readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1;
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@ -127,7 +122,7 @@ static ssize_t ep93xx_pwm_set_freq(struct device *dev,
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return -EINVAL;
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return -EINVAL;
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if (val == 0) {
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if (val == 0) {
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ep93xx_pwm_disable(pwm);
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writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
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} else if (val <= (clk_get_rate(pwm->clk) / 2)) {
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} else if (val <= (clk_get_rate(pwm->clk) / 2)) {
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u32 term, duty;
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u32 term, duty;
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@ -276,7 +271,7 @@ static int __init ep93xx_pwm_probe(struct platform_device *pdev)
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pwm->duty_percent = 50;
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pwm->duty_percent = 50;
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/* disable pwm at startup. Avoids zero value. */
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/* disable pwm at startup. Avoids zero value. */
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ep93xx_pwm_disable(pwm);
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writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
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writel(EP93XX_PWM_MAX_COUNT, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
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writel(EP93XX_PWM_MAX_COUNT, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
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writel(EP93XX_PWM_MAX_COUNT/2, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
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writel(EP93XX_PWM_MAX_COUNT/2, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
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@ -290,7 +285,7 @@ static int __exit ep93xx_pwm_remove(struct platform_device *pdev)
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{
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{
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struct ep93xx_pwm *pwm = platform_get_drvdata(pdev);
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struct ep93xx_pwm *pwm = platform_get_drvdata(pdev);
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ep93xx_pwm_disable(pwm);
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writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
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clk_disable(pwm->clk);
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clk_disable(pwm->clk);
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sysfs_remove_group(&pdev->dev.kobj, &ep93xx_pwm_sysfs_files);
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sysfs_remove_group(&pdev->dev.kobj, &ep93xx_pwm_sysfs_files);
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ep93xx_pwm_release_gpio(pdev);
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ep93xx_pwm_release_gpio(pdev);
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