linux-kernel - [PATCH v2 24/37] ARM: tegra: colibri_t20: add gpio hog to unreset usb ethernet chip

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Message-Id: <20180902100906.25792-25-marcel@ziswiler.com>
Date:   Sun,  2 Sep 2018 12:08:53 +0200
From:   Marcel Ziswiler <marcel@...wiler.com>
To:     devicetree@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: [PATCH v2 24/37] ARM: tegra: colibri_t20: add gpio hog to unreset usb ethernet chip

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

Add GPIO hog to unreset ASIX AX88772B USB Ethernet chip.

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

---

Changes in v2:
- Also replace underscores in node name with dashes.

 arch/arm/boot/dts/tegra20-colibri.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/tegra20-colibri.dtsi b/arch/arm/boot/dts/tegra20-colibri.dtsi
index 9ec56f49c30c..281e0dd11565 100644
--- a/arch/arm/boot/dts/tegra20-colibri.dtsi
+++ b/arch/arm/boot/dts/tegra20-colibri.dtsi
@@ -749,3 +749,12 @@
 		clock-names = "pll_a", "pll_a_out0", "mclk";
 	};
 };
+
+&gpio {
+	lan-reset-n {
+		gpio-hog;
+		gpios = <TEGRA_GPIO(V, 4) GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "LAN_RESET#";
+	};
+};
-- 
2.14.4