[PATCH 05/14] misc/ep93xx_pwm: remove ep93xx_pwm_write_dc() inline function

H Hartley Sweeten
2013-05-24T23:24:53Z

This is a simple wrapper around writel(), remove it.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Ryan Mallon <rmallon@gmail.com>
Cc: Matthieu Crapet <mcrapet@gmail.com>
---
drivers/misc/ep93xx_pwm.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/misc/ep93xx_pwm.c b/drivers/misc/ep93xx_pwm.c
index ab5a481..7a13304 100644
--- a/drivers/misc/ep93xx_pwm.c
+++ b/drivers/misc/ep93xx_pwm.c
@@ -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_write_dc(struct ep93xx_pwm *pwm, u16 value)
-{
- writel(value, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
-}
-
static inline void ep93xx_pwm_enable(struct ep93xx_pwm *pwm)
{
writel(0x1, pwm->mmio_base + EP93XX_PWMx_ENABLE);
@@ -153,9 +148,9 @@ static ssize_t ep93xx_pwm_set_freq(struct device *dev,
/* If pwm is running, order is important */
if (val > term) {
writel(val, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
- ep93xx_pwm_write_dc(pwm, duty);
+ writel(duty, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
} else {
- ep93xx_pwm_write_dc(pwm, duty);
+ writel(duty, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
writel(val, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
}

@@ -191,7 +186,9 @@ static ssize_t ep93xx_pwm_set_duty_percent(struct device *dev,

if (val > 0 && val < 100) {
u32 term = ep93xx_pwm_read_tc(pwm);
- ep93xx_pwm_write_dc(pwm, ((term + 1) * val / 100) - 1);
+ u32 duty = ((term + 1) * val / 100) - 1;
+
+ writel(duty, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);
pwm->duty_percent = val;
return count;
}
@@ -286,7 +283,7 @@ static int __init ep93xx_pwm_probe(struct platform_device *pdev)
/* disable pwm at startup. Avoids zero value. */
ep93xx_pwm_disable(pwm);
writel(EP93XX_PWM_MAX_COUNT, pwm->mmio_base + EP93XX_PWMx_TERM_COUNT);
- ep93xx_pwm_write_dc(pwm, EP93XX_PWM_MAX_COUNT / 2);
+ writel(EP93XX_PWM_MAX_COUNT/2, pwm->mmio_base + EP93XX_PWMx_DUTY_CYCLE);

clk_enable(pwm->clk);

--
1.8.1.4