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authorSimon Glass <sjg@chromium.org>2016-02-21 21:08:49 -0700
committerMinkyu Kang <mk7.kang@samsung.com>2016-05-25 13:25:18 +0900
commit5c2dd4cd7a41ec971a23eec9e993717e5aed8744 (patch)
tree1ae675319de36ac0b50f7a7659db901004573102 /drivers/pwm/Kconfig
parent0c84358cb240953b467034a52fcc2f459ba4029b (diff)
downloadblackbird-obmc-uboot-5c2dd4cd7a41ec971a23eec9e993717e5aed8744.tar.gz
blackbird-obmc-uboot-5c2dd4cd7a41ec971a23eec9e993717e5aed8744.zip
exynos: pwm: Add a driver for the exynos5 PWM
This driver supports the standard PWM API. There are 5 PWMs. Four are used normally and the last is normally used as a timer. Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'drivers/pwm/Kconfig')
-rw-r--r--drivers/pwm/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
index 6f0d61e7ab..37ea2b88ea 100644
--- a/drivers/pwm/Kconfig
+++ b/drivers/pwm/Kconfig
@@ -9,6 +9,15 @@ config DM_PWM
frequency/period can be controlled along with the proportion of that
time that the signal is high.
+config PWM_EXYNOS
+ bool "Enable support for the Exynos PWM"
+ depends on DM_PWM
+ help
+ This PWM is found on Samsung Exynos 5250 and other Samsung SoCs. It
+ supports a programmable period and duty cycle. A 32-bit counter is
+ used. It provides 5 channels which can be independently
+ programmed. Channel 4 (the last) is normally used as a timer.
+
config PWM_ROCKCHIP
bool "Enable support for the Rockchip PWM"
depends on DM_PWM
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