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ARM: mxc: pwm: add clk_prepare/clk_unprepare 

It's for migrating to generic clk framework API.

Signed-off-by: Richard Zhao <richard.zhao@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Richard Zhao 2011-11-15 14:47:59 +08:00 committed by Sascha Hauer
parent dc9774c996
commit c23c081a47
1 changed files with 2 additions and 2 deletions
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4
arch/arm/plat-mxc/pwm.c
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@ -132,7 +132,7 @@ int pwm_enable(struct pwm_device *pwm)
int rc = 0;
if (!pwm->clk_enabled) {
rc = clk_enable(pwm->clk);
rc = clk_prepare_enable(pwm->clk);
if (!rc)
pwm->clk_enabled = 1;
}
@ -145,7 +145,7 @@ void pwm_disable(struct pwm_device *pwm)
writel(0, pwm->mmio_base + MX3_PWMCR);
if (pwm->clk_enabled) {
clk_disable(pwm->clk);
clk_disable_unprepare(pwm->clk);
pwm->clk_enabled = 0;
}
}