pwm: pwm-tiehrpwm: PWM driver support for EHRPWM

Enhanced high resolution PWM module (EHRPWM) hardware can be used to generate PWM output over 2 channels. This commit adds PWM driver support for EHRPWM device present on AM33XX SOC. Current implementation supports simple PWM functionality. Reviewed-by: Vaibhav Bedia <vaibhav.bedia@ti.com> Signed-off-by: Philip, Avinash <avinashphilip@ti.com> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
git-mirror · Jul 26, 2012 · 19891b2 · 19891b2
1 parent 8e0cb05
commit 19891b2
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diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
@@ -86,6 +86,16 @@ config  PWM_TIECAP
 	  To compile this driver as a module, choose M here: the module
 	  will be called pwm-tiecap.
 
+config  PWM_TIEHRPWM
+	tristate "EHRPWM PWM support"
+	depends on SOC_AM33XX
+	help
+	  PWM driver support for the EHRPWM controller found on AM33XX
+	  TI SOC
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called pwm-tiehrpwm.
+
 config PWM_VT8500
 	tristate "vt8500 pwm support"
 	depends on ARCH_VT8500

diff --git a/drivers/pwm/Makefile b/drivers/pwm/Makefile
@@ -7,4 +7,5 @@ obj-$(CONFIG_PWM_PXA)		+= pwm-pxa.o
 obj-$(CONFIG_PWM_SAMSUNG)	+= pwm-samsung.o
 obj-$(CONFIG_PWM_TEGRA)		+= pwm-tegra.o
 obj-$(CONFIG_PWM_TIECAP)	+= pwm-tiecap.o
+obj-$(CONFIG_PWM_TIEHRPWM)	+= pwm-tiehrpwm.o
 obj-$(CONFIG_PWM_VT8500)	+= pwm-vt8500.o