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26 lines
840 B
Diff
26 lines
840 B
Diff
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From d4c3133378b377ee519ea50247339cd61221fc47 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Wed, 21 Jun 2023 09:20:36 +0100
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Subject: [PATCH] overlays: allo-katana-dac-audio: Reduce I2C clock
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Higher speeds have been shown to cause data corruption on a Pi 4,
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possibly due to clock-stretching.
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See: https://github.com/raspberrypi/linux/issues/5511
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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arch/arm/boot/dts/overlays/allo-katana-dac-audio-overlay.dts | 1 +
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1 file changed, 1 insertion(+)
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--- a/arch/arm/boot/dts/overlays/allo-katana-dac-audio-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/allo-katana-dac-audio-overlay.dts
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@@ -30,6 +30,7 @@
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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+ clock-frequency = <50000>;
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allo-katana-codec@30 {
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#sound-dai-cells = <0>;
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