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53 lines
1.5 KiB
Diff
53 lines
1.5 KiB
Diff
From 5778cfc64913abc8c80160bb709ec359362fc8ac Mon Sep 17 00:00:00 2001
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From: Christian Hewitt <christianshewitt@gmail.com>
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Date: Tue, 8 Oct 2024 06:48:13 +0000
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Subject: [PATCH 2/2] TESTING: test uart_ao_a_pins bias disable on Odroid C2
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and WeTek Hub
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This appears to resolve the reports of non-booting C2 boards. No feedback
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on WeTek Hub yet.
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Suggested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
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Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
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---
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arch/arm/dts/meson-gxbb-odroidc2-u-boot.dtsi | 7 +++++++
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arch/arm/dts/meson-gxbb-wetek-hub-u-boot.dtsi | 7 +++++++
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2 files changed, 14 insertions(+)
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diff --git a/arch/arm/dts/meson-gxbb-odroidc2-u-boot.dtsi b/arch/arm/dts/meson-gxbb-odroidc2-u-boot.dtsi
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index 5a2be8171e1..b73ce8378c9 100644
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--- a/arch/arm/dts/meson-gxbb-odroidc2-u-boot.dtsi
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+++ b/arch/arm/dts/meson-gxbb-odroidc2-u-boot.dtsi
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@@ -35,6 +35,13 @@
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snps,reset-active-low;
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};
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+&uart_ao_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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&usb0 {
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status = "disabled";
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};
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diff --git a/arch/arm/dts/meson-gxbb-wetek-hub-u-boot.dtsi b/arch/arm/dts/meson-gxbb-wetek-hub-u-boot.dtsi
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index 3743053eb9c..857007a134b 100644
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--- a/arch/arm/dts/meson-gxbb-wetek-hub-u-boot.dtsi
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+++ b/arch/arm/dts/meson-gxbb-wetek-hub-u-boot.dtsi
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@@ -11,3 +11,10 @@
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snps,reset-delays-us = <0 10000 1000000>;
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snps,reset-active-low;
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};
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+
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+&uart_ao_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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2.34.1
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