pwm: Add Allwinner SoC support

This adds a generic PWM framework driver for the PWM controller
found on Allwinner SoCs.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
index 468af1b4ca30..1ba937fb7496 100644
--- a/drivers/pwm/Kconfig
+++ b/drivers/pwm/Kconfig
@@ -284,6 +284,16 @@ config PWM_STI
           To compile this driver as a module, choose M here: the module
           will be called pwm-sti.
 
+config PWM_SUN4I
+        tristate "Allwinner PWM support"
+        depends on ARCH_SUNXI || COMPILE_TEST
+        depends on HAS_IOMEM && COMMON_CLK
+        help
+          Generic PWM framework driver for Allwinner SoCs.
+
+          To compile this driver as a module, choose M here: the module
+          will be called pwm-sun4i.
+
 config PWM_TEGRA
         tristate "NVIDIA Tegra PWM support"
         depends on ARCH_TEGRA