[PATCH v2 3/3] pwm: samsung: replace pwm_id with hwpwm memeber ofpwm_device

From: Jingoo Han
Date: Fri Aug 03 2012 - 02:47:17 EST


This patch replaces pwm_id with hwpwm memeber of pwm_device.
The pwm_id of struct s3c_chip is unncessary, since hwpwm can
do same thing.

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
Tested on SMDKV310 board
drivers/pwm/pwm-samsung.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/pwm/pwm-samsung.c b/drivers/pwm/pwm-samsung.c
index aa0fe6b..8888841 100644
--- a/drivers/pwm/pwm-samsung.c
+++ b/drivers/pwm/pwm-samsung.c
@@ -39,7 +39,6 @@ struct s3c_chip {
unsigned int duty_ns;

unsigned char tcon_base;
- unsigned char pwm_id;
struct pwm_chip chip;
};

@@ -138,8 +137,8 @@ static int s3c_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
/* The TCMP and TCNT can be read without a lock, they're not
* shared between the timers. */

- tcmp = __raw_readl(S3C2410_TCMPB(s3c->pwm_id));
- tcnt = __raw_readl(S3C2410_TCNTB(s3c->pwm_id));
+ tcmp = __raw_readl(S3C2410_TCMPB(pwm->hwpwm));
+ tcnt = __raw_readl(S3C2410_TCNTB(pwm->hwpwm));

period = NS_IN_HZ / period_ns;

@@ -182,8 +181,8 @@ static int s3c_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,

local_irq_save(flags);

- __raw_writel(tcmp, S3C2410_TCMPB(s3c->pwm_id));
- __raw_writel(tcnt, S3C2410_TCNTB(s3c->pwm_id));
+ __raw_writel(tcmp, S3C2410_TCMPB(pwm->hwpwm));
+ __raw_writel(tcnt, S3C2410_TCNTB(pwm->hwpwm));

tcon = __raw_readl(S3C2410_TCON);
tcon |= pwm_tcon_manulupdate(s3c);
--
1.7.1


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