summaryrefslogtreecommitdiff
path: root/drivers/pwm/pwm-tiecap.c
diff options
context:
space:
mode:
authorOlof Johansson <olof@lixom.net>2012-09-21 22:53:48 -0700
committerOlof Johansson <olof@lixom.net>2012-09-21 22:54:15 -0700
commitb536661bb0091b19123fa0c22f7087fd886d7b37 (patch)
treee83c4ff9bbfe94155cbc7b25fb3b62b814e79ad7 /drivers/pwm/pwm-tiecap.c
parent20804abdbcfced47b460e5794a685d48225ac754 (diff)
parentfb997a46626dca2778fa7570bb516d8486f2f837 (diff)
downloadolio-linux-3.10-b536661bb0091b19123fa0c22f7087fd886d7b37.tar.xz
olio-linux-3.10-b536661bb0091b19123fa0c22f7087fd886d7b37.zip
Merge branch 'v3.7-samsung-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/fixes-non-critical
A few non-critical fixes/cleanups for samsung platforms. * 'v3.7-samsung-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: SAMSUNG: Add missing variable declaration in s3c64xx_spi1_set_platdata() ARM: S3C24XX: removes unnecessary semicolon ARM: S3C24xx: delete double assignment ARM: EXYNOS: fix address for EXYNOS4 MDMA1 ARM: EXYNOS: fixed SYSMMU setup definition to mate parameter name + sync to 3.6-rc6
Diffstat (limited to 'drivers/pwm/pwm-tiecap.c')
-rw-r--r--drivers/pwm/pwm-tiecap.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-tiecap.c b/drivers/pwm/pwm-tiecap.c
index 0b66d0f2592..4b6688909fe 100644
--- a/drivers/pwm/pwm-tiecap.c
+++ b/drivers/pwm/pwm-tiecap.c
@@ -100,6 +100,13 @@ static int ecap_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
writel(period_cycles, pc->mmio_base + CAP3);
}
+ if (!test_bit(PWMF_ENABLED, &pwm->flags)) {
+ reg_val = readw(pc->mmio_base + ECCTL2);
+ /* Disable APWM mode to put APWM output Low */
+ reg_val &= ~ECCTL2_APWM_MODE;
+ writew(reg_val, pc->mmio_base + ECCTL2);
+ }
+
pm_runtime_put_sync(pc->chip.dev);
return 0;
}