From bc15e30346e9ed181b74045e64fc496f9c4ce086 Mon Sep 17 00:00:00 2001 From: Weijie Gao Date: Fri, 9 Sep 2022 19:59:33 +0800 Subject: [PATCH] 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 Tested-by: Daniel Golle Signed-off-by: Weijie Gao --- arch/arm/dts/mt7622.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/dts/mt7622.dtsi b/arch/arm/dts/mt7622.dtsi index 0127474..fb6c1b7 100644 --- a/arch/arm/dts/mt7622.dtsi +++ b/arch/arm/dts/mt7622.dtsi @@ -175,6 +175,7 @@ status = "disabled"; assigned-clocks = <&topckgen CLK_TOP_AXI_SEL>; assigned-clock-parents = <&topckgen CLK_TOP_SYSPLL1_D2>; + mediatek,force-highspeed; }; mmc0: mmc@11230000 { -- 2.7.4