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arm: dts: mt7622: force high-speed mode for uart

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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>
Tested-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
This commit is contained in:
Weijie Gao 2022-09-09 19:59:33 +08:00 committed by Tom Rini
parent 3b17f2e2c2
commit bc15e30346
1 changed files with 1 additions and 0 deletions
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arch/arm/dts/mt7622.dtsi
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@ -175,6 +175,7 @@
status = "disabled"; status = "disabled";
assigned-clocks = <&topckgen CLK_TOP_AXI_SEL>; assigned-clocks = <&topckgen CLK_TOP_AXI_SEL>;
assigned-clock-parents = <&topckgen CLK_TOP_SYSPLL1_D2>; assigned-clock-parents = <&topckgen CLK_TOP_SYSPLL1_D2>;
mediatek,force-highspeed;
}; };
mmc0: mmc@11230000 { mmc0: mmc@11230000 {