Messages in this thread | | | Date | Fri, 1 Sep 2023 18:09:29 +0530 | Subject | Re: [PATCH v2] arm64: dts: ipq5018: Correct uart1_pins pinconf | From | Sricharan Ramabadhran <> |
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Hi Ziyang,
<...>
>> diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi >> b/arch/arm64/boot/dts/qcom/ipq5018.dtsi >> index 9f13d2dcdfd5..91b98020e1c6 100644 >> --- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi >> +++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi >> @@ -104,10 +104,10 @@ tlmm: pinctrl@1000000 { >> #interrupt-cells = <2>; >> uart1_pins: uart1-state { >> - pins = "gpio31", "gpio32", "gpio33", "gpio34"; >> - function = "blsp1_uart1"; >> + pins = "gpio28", "gpio29"; >> + function = "blsp0_uart1"; >> drive-strength = <8>; >> - bias-pull-down; >> + bias-disabled; >> }; >> }; > > So this change will have the effect of changing the console on > ipq5018-rdp432 from gpio31-gpio34 to gpio28, gpio29. > > Have you verified that change on hardware or the schematic ? > > https://forum.openwrt.org/t/add-support-for-xiaomi-redmi-ax5400-white-version/140879/22?page=2 > > > This has the wrong UART pinout ? > > Is this change something that should be expressed for a particular board ?
Infact again checked it, the correct pins are "gpio20", "gpio21". It works so far because u-boot has configured it.
Regards, Sricharan
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