From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marcel Ziswiler <marcel@ziswiler.com>
Subject: [PATCH v2 30/34] ARM: tegra: colibri_t30: fix mcp2515 can controller interrupt polarity
Date: Sat,  1 Sep 2018 10:12:44 +0200
Message-ID: <20180901081248.22639-31-marcel@ziswiler.com>
References: <20180901081248.22639-1-marcel@ziswiler.com>
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In-Reply-To: <20180901081248.22639-1-marcel@ziswiler.com>
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To: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Marcel Ziswiler <marcel.ziswiler@toradex.com>, Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>
List-Id: linux-tegra@vger.kernel.org

From: Marcel Ziswiler <marcel.ziswiler@toradex.com>

Fix the MCP2515 SPI CAN controller interrupt polarity which according
to its datasheet defaults to low-active aka falling edge.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>

---

Changes in v2:
- New patch.

 arch/arm/boot/dts/tegra30-colibri-eval-v3.dts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts b/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
index c63ef3aedb7a..ee0a3e5df5b8 100644
--- a/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
+++ b/arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
@@ -85,7 +85,8 @@
 			reg = <0>;
 			clocks = <&clk16m>;
 			interrupt-parent = <&gpio>;
-			interrupts = <TEGRA_GPIO(S, 0) IRQ_TYPE_EDGE_RISING>;
+			/* CAN_INT */
+			interrupts = <TEGRA_GPIO(S, 0) IRQ_TYPE_EDGE_FALLING>;
 			spi-max-frequency = <10000000>;
 		};
 	};
-- 
2.14.4