38 lines
1.4 KiB
Diff
38 lines
1.4 KiB
Diff
From 96909bf9c466f99cdb5fdd45e82379198063c06d Mon Sep 17 00:00:00 2001
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Message-Id: <96909bf9c466f99cdb5fdd45e82379198063c06d.1663008544.git.stefan@agner.ch>
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In-Reply-To: <ff269d57d23c2edee262e14c6cf4116bc16d8019.1663008544.git.stefan@agner.ch>
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References: <ff269d57d23c2edee262e14c6cf4116bc16d8019.1663008544.git.stefan@agner.ch>
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From: Stefan Agner <stefan@agner.ch>
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Date: Thu, 29 Apr 2021 21:32:43 +0200
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Subject: [PATCH] arm64: dts: meson: add i2c2 node to ODROID N2/N2+
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The J2 connectors pinout documents "I2C.SDA0/SCL0" on pin 3 and 5, which
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are connected to GPIOX_17/18. This GPIO allow to mux I2C to the second
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I2C instance. Enable i2c2 and use the appropriate pinmux.
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Signed-off-by: Stefan Agner <stefan@agner.ch>
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---
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arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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index 738eb0339333..2e9fefc20b19 100644
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--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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@@ -586,6 +586,12 @@ &ir {
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linux,rc-map-name = "rc-odroid";
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};
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+&i2c2 {
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+ status = "okay";
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+ pinctrl-0 = <&i2c2_sda_x_pins>, <&i2c2_sck_x_pins>;
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+ pinctrl-names = "default";
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+};
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+
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&i2c3 {
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status = "okay";
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pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>;
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--
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2.37.3
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