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- From c430f79020084981d8cfeaee85caa1ee243919b6 Mon Sep 17 00:00:00 2001
- From: Phil Elwell <phil@raspberrypi.org>
- Date: Tue, 9 Aug 2016 21:51:41 +0100
- Subject: [PATCH] overlays: Add assert_falling_edge to pps-gpio overlay
- See: https://github.com/raspberrypi/linux/issues/1590
- ---
- arch/arm/boot/dts/overlays/README | 2 ++
- arch/arm/boot/dts/overlays/pps-gpio-overlay.dts | 1 +
- 2 files changed, 3 insertions(+)
- --- a/arch/arm/boot/dts/overlays/README
- +++ b/arch/arm/boot/dts/overlays/README
- @@ -797,6 +797,8 @@ Name: pps-gpio
- Info: Configures the pps-gpio (pulse-per-second time signal via GPIO).
- Load: dtoverlay=pps-gpio,<param>=<val>
- Params: gpiopin Input GPIO (default "18")
- + assert_falling_edge When present, assert is indicated by a falling
- + edge, rather than by a rising edge
-
-
- Name: pwm
- --- a/arch/arm/boot/dts/overlays/pps-gpio-overlay.dts
- +++ b/arch/arm/boot/dts/overlays/pps-gpio-overlay.dts
- @@ -30,5 +30,6 @@
- __overrides__ {
- gpiopin = <&pps>,"gpios:4",
- <&pps_pins>,"brcm,pins:0";
- + assert_falling_edge = <&pps>,"assert-falling-edge?";
- };
- };
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