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authorDario Binacchi <dariobin@libero.it>2020-12-30 02:16:24 +0300
committerLokesh Vutla <lokeshvutla@ti.com>2021-01-12 08:28:05 +0300
commitade7f0d00e598387fe67475d54511df4fe25d83f (patch)
treea03d589a6bd6b3a7fea44e987aedbde58365e00a /drivers/pwm/Kconfig
parent8322fdcedfa44dd22eab07c2dc32f0b3b02ec797 (diff)
downloadu-boot-ade7f0d00e598387fe67475d54511df4fe25d83f.tar.xz
pwm: ti: am33xx: add enhanced pwm driver
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. The code is based on the drivers/pwm/pwm-tiehrpwm.c driver of the Linux kernel version 5.9-rc7. For DT binding details see: - Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt Signed-off-by: Dario Binacchi <dariobin@libero.it>
Diffstat (limited to 'drivers/pwm/Kconfig')
-rw-r--r--drivers/pwm/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
index b3bd5c6bb7..ccf81abbe9 100644
--- a/drivers/pwm/Kconfig
+++ b/drivers/pwm/Kconfig
@@ -75,3 +75,10 @@ config PWM_SUNXI
help
This PWM is found on H3, A64 and other Allwinner SoCs. It supports a
programmable period and duty cycle. A 16-bit counter is used.
+
+config PWM_TI_EHRPWM
+ bool "Enable support for EHRPWM PWM"
+ depends on DM_PWM && ARCH_OMAP2PLUS
+ default y
+ help
+ PWM driver support for the EHRPWM controller found on TI SOCs.