[PATCH v4 6/6] ARM: dts: stm32: Enable pwm3 input capture on stm32f429i-eval

From: Fabrice Gasnier
Date: Mon Apr 16 2018 - 12:20:28 EST


Enable pwm3 input capture on stm32f429i-eval, by using DMA.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx>
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxx>
---
arch/arm/boot/dts/stm32429i-eval.dts | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts
index 7eb786a..88d878a 100644
--- a/arch/arm/boot/dts/stm32429i-eval.dts
+++ b/arch/arm/boot/dts/stm32429i-eval.dts
@@ -290,6 +290,9 @@
&timers3 {
status = "okay";

+ /* Enable PWM input capture by using dma */
+ dmas = <&dma1 4 5 0x400 0x0>;
+ dma-names = "ch1";
pwm {
pinctrl-0 = <&pwm3_pins>;
pinctrl-names = "default";
--
1.9.1