| commit | 82cfa7a65105edd27c5a91a793093209c412ba9a | |
| 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 23:38:02 +0000 (6 15:38 -0800) | ||
| tree | e5c6fe965585a48058a2999efae98cb766e1e948 | treesnapshot (tar.gz zip) |
| parent | f1ab682d4e723d87408f384e79496ba61c1686c1 | 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 |