The UART12 node has been mistakenly mentioned as UART2. Let's fix that for both SM8250 SoC and MTP board and also add pinctrl definition for it. Fixes: 60378f1a171e ("arm64: dts: qcom: sm8250: Add sm8250 dts file") Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Link: https://lore.kernel.org/r/20200904063637.28632-3-manivannan.sadhasivam@linaro.org Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>