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From 79786aa175010dde78f95970939e8efadd7a3295 Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 31 Aug 2022 19:04:34 +0800
Subject: [PATCH 11/32] arm: dts: mt7622: force high-speed mode for uart
The input clock for uart is too slow (25MHz) which introduces frequent data
error on both receiving and transmitting even if the baudrate is 115200.
Using high-speed can significantly solve this issue.
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
---
arch/arm/dts/mt7622.dtsi | 1 +
1 file changed, 1 insertion(+)
--- a/arch/arm/dts/mt7622.dtsi
+++ b/arch/arm/dts/mt7622.dtsi
@@ -191,6 +191,7 @@
status = "disabled";
assigned-clocks = <&topckgen CLK_TOP_AXI_SEL>;
assigned-clock-parents = <&topckgen CLK_TOP_SYSPLL1_D2>;
+ mediatek,force-highspeed;
};
mmc0: mmc@11230000 {
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