77 lines
1.6 KiB
Diff
77 lines
1.6 KiB
Diff
From 56d7a8e31e831f885b85b391fde32b3dc48a6868 Mon Sep 17 00:00:00 2001
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From: Dongjin Kim <tobetter@gmail.com>
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Date: Wed, 7 Jul 2021 02:29:58 +0900
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Subject: [PATCH 63/75] ODROID-N2/N2Plus: fix I2C bus hardware properties
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Signed-off-by: Dongjin Kim <tobetter@gmail.com>
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Change-Id: Ic68c578232cd080c980fb22d4e7d490997256592
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---
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.../dts/amlogic/meson-g12b-odroid-n2.dtsi | 37 +++++++++++++++++++
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1 file changed, 37 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 cfcf70c48515..658f18019c40 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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@@ -14,6 +14,8 @@ aliases {
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serial0 = &uart_AO;
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serial1 = &uart_A;
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ethernet0 = ðmac;
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+ i2c0 = &i2c2;
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+ i2c1 = &i2c3;
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rtc0 = &rtc;
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rtc1 = &vrtc;
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};
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@@ -526,6 +528,27 @@ &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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+ clock-frequency = <400000>;
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+};
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+
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+&i2c2_sda_x_pins {
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+ mux {
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+ /delete-property/ bias-disable;
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+ bias-pull-up;
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+ };
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+};
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+
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+&i2c2_sck_x_pins {
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+ mux {
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+ /delete-property/ bias-disable;
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+ bias-pull-up;
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+ };
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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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@@ -538,6 +561,20 @@ rtc: rtc@51 {
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};
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};
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+&i2c3_sda_a_pins {
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+ mux {
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+ /delete-property/ bias-disable;
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+ bias-pull-up;
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+ };
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+};
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+
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+&i2c3_sck_a_pins {
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+ mux {
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+ /delete-property/ bias-disable;
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+ bias-pull-up;
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+ };
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+};
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+
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&pwm_ab {
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pinctrl-0 = <&pwm_a_e_pins>;
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pinctrl-names = "default";
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--
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2.25.1
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