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pwm: imx: Remove enabled field from struct imx_chip

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We can test PWMF_ENABLED bit to know if pwm is enabled or not.
Thus remove enabled field from struct imx_chip.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
This commit is contained in:
Axel Lin 2013-03-31 22:59:47 +08:00 committed by Thierry Reding
parent d5714e8b9d
commit 72da70e77f
1 changed files with 1 additions and 5 deletions
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6
drivers/pwm/pwm-imx.c
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@ -43,7 +43,6 @@ struct imx_chip {
struct clk *clk_per; struct clk *clk_per;
struct clk *clk_ipg; struct clk *clk_ipg;
int enabled;
void __iomem *mmio_base; void __iomem *mmio_base;
struct pwm_chip chip; struct pwm_chip chip;
@ -135,7 +134,7 @@ static int imx_pwm_config_v2(struct pwm_chip *chip,
MX3_PWMCR_DOZEEN | MX3_PWMCR_WAITEN | MX3_PWMCR_DOZEEN | MX3_PWMCR_WAITEN |
MX3_PWMCR_DBGEN | MX3_PWMCR_CLKSRC_IPG_HIGH; MX3_PWMCR_DBGEN | MX3_PWMCR_CLKSRC_IPG_HIGH;
if (imx->enabled) if (test_bit(PWMF_ENABLED, &pwm->flags))
cr |= MX3_PWMCR_EN; cr |= MX3_PWMCR_EN;
writel(cr, imx->mmio_base + MX3_PWMCR); writel(cr, imx->mmio_base + MX3_PWMCR);
@ -186,8 +185,6 @@ static int imx_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
imx->set_enable(chip, true); imx->set_enable(chip, true);
imx->enabled = 1;
return 0; return 0;
} }
@ -198,7 +195,6 @@ static void imx_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)
imx->set_enable(chip, false); imx->set_enable(chip, false);
clk_disable_unprepare(imx->clk_per); clk_disable_unprepare(imx->clk_per);
imx->enabled = 0;
} }
static struct pwm_ops imx_pwm_ops = { static struct pwm_ops imx_pwm_ops = {