| commit | 8048ac75378918eab0f68ba175915e72ef73e0da | |
| author | Jason Chen <jason.chen@linaro.org> | |
| Mon, 19 Dec 2011 03:23:28 +0000 (19 11:23 +0800) | ||
| committer | Greg Kroah-Hartman <gregkh@suse.de> | |
| Fri, 6 Jan 2012 22:13:56 +0000 (6 14:13 -0800) | ||
| tree | 6aeb17f8c843fe352836db6f1512058e28764ef5 | treesnapshot (tar.gz zip) |
| parent | f3545737cf06d342d34483b7a8421d0bb90b9c1b | commitdiff |
ARM:imx:fix pwm period value
commit 5776ac2eb33164c77cdb4d2b48feee15616eaba3 upstream.
According to imx pwm RM, the real period value should be
PERIOD value in PWMPR plus 2.
PWMO (Hz) = PCLK(Hz) / (period +2)
Signed-off-by: Jason Chen <jason.chen@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
commit 5776ac2eb33164c77cdb4d2b48feee15616eaba3 upstream.
According to imx pwm RM, the real period value should be
PERIOD value in PWMPR plus 2.
PWMO (Hz) = PCLK(Hz) / (period +2)
Signed-off-by: Jason Chen <jason.chen@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| arch/arm/plat-mxc/pwm.c | diffblobblamehistory |