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misc/ep93xx_pwm: remove ep93xx_pwm_disable() inline function

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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>
This commit is contained in:
H Hartley Sweeten 2013-05-24 16:24:51 -07:00 committed by Greg Kroah-Hartman
parent ac91b96f30
commit 02846b97d7
1 changed files with 3 additions and 8 deletions
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11
drivers/misc/ep93xx_pwm.c
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@ -44,11 +44,6 @@ static inline u16 ep93xx_pwm_read_tc(struct ep93xx_pwm *pwm)
return readl(pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
}
static inline void ep93xx_pwm_disable(struct ep93xx_pwm *pwm)
{
writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
}
static inline int ep93xx_pwm_is_enabled(struct ep93xx_pwm *pwm)
{
return readl(pwm->mmio_base + EP93XX_PWMx_ENABLE) & 0x1;
@ -127,7 +122,7 @@ static ssize_t ep93xx_pwm_set_freq(struct device *dev,
return -EINVAL;
if (val == 0) {
ep93xx_pwm_disable(pwm);
writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
} else if (val <= (clk_get_rate(pwm->clk) / 2)) {
u32 term, duty;
@ -276,7 +271,7 @@ static int __init ep93xx_pwm_probe(struct platform_device *pdev)
pwm->duty_percent = 50;
/* disable pwm at startup. Avoids zero value. */
ep93xx_pwm_disable(pwm);
writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
writel(EP93XX_PWM_MAX_COUNT, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
writel(EP93XX_PWM_MAX_COUNT/2, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
@ -290,7 +285,7 @@ static int __exit ep93xx_pwm_remove(struct platform_device *pdev)
{
struct ep93xx_pwm *pwm = platform_get_drvdata(pdev);
ep93xx_pwm_disable(pwm);
writel(0x0, pwm->mmio_base + EP93XX_PWMx_ENABLE);
clk_disable(pwm->clk);
sysfs_remove_group(&pdev->dev.kobj, &ep93xx_pwm_sysfs_files);
ep93xx_pwm_release_gpio(pdev);