From 893368e64049fd770e55fffcc8758d2619dc337d Mon Sep 17 00:00:00 2001
From: Weijie Gao <weijie.gao@mediatek.com>
Date: Mon, 25 Jul 2022 16:33:13 +0800
Subject: [PATCH 11/31] 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 {