platform:imx8qm+Linux4.19.35
1)In dtsi initialization pin 37:
SC_P_SCU_GPIO0_01_LSIO_GPIO0_IO29 0x06000021。
2)log output failed for pin 37
[ 5.765671] imx8qm-pinctrl iomuxc: pin_config_set op failed for pin 37
[ 5.772431] gpio-keys gpio-keys: Error applying setting, reverse things back
3)How to solve the problem
Hi
SCU_GPIO0_00 and SCU_GPIO0_01 are used for scu debug UART
to debug the SCU firmware, not recommended to use them.
Best regards
igor
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