https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core-With-BSP41-0/m-p/1891504#M7285 <P>Hello,</P> <P>These can help:</P> <P><A href="https://community.nxp.com/t5/Layerscape-Knowledge-Base/How-to-use-UART2-instead-of-UART1-on-LS1043ARDB-LS1046ARDB/ta-p/1750421" target="_blank">https://community.nxp.com/t5/Layerscape-Knowledge-Base/How-to-use-UART2-instead-of-UART1-on-LS1043ARDB-LS1046ARDB/ta-p/1750421</A></P> <P><A href="https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core/m-p/1814650" target="_blank">https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core/m-p/1814650</A></P> <P>Regards</P> Thu, 20 Jun 2024 14:57:21 GMT Bio_TICFSL 2024-06-20T14:57:21Z https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core-With-BSP41-0/m-p/1890353#M7272 <P>[ 0.559933] 401c8000.serial: ttyLF0 at MMIO 0x401c8000 (irq = 37, base_baud = 7812500) is a FSL_LINFLEX<BR />[ 0.569337] printk: console [ttyLF0] enabled<BR />[ 0.577987] printk: bootconsole [linflex0] disabled<BR />[ 0.588188] 401cc000.serial: ttyLF1 at MMIO 0x401cc000 (irq = 38, base_baud = 7812500) is a FSL_LINFLEX<BR />[ 0.598021] 402bc000.serial: ttyLF2 at MMIO 0x402bc000 (irq = 59, base_baud = 7812500) is a FSL_LINFLEX</P><P>root@s32g274ardb2:~# ls /dev/ttyLF*<BR />/dev/ttyLF0 /dev/ttyLF1 /dev/ttyLF2</P><P>With the default s32g274a-rdb2.dts configuration, I see the device for UART1, but this device cannot send or receive data.</P><P><SPAN>How could I use&nbsp; the UART1 in Linux System?</SPAN></P><P>&nbsp;</P> Wed, 19 Jun 2024 11:31:17 GMT https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core-With-BSP41-0/m-p/1890353#M7272 autoexpect 2024-06-19T11:31:17Z https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core-With-BSP41-0/m-p/1891504#M7285 <P>Hello,</P> <P>These can help:</P> <P><A href="https://community.nxp.com/t5/Layerscape-Knowledge-Base/How-to-use-UART2-instead-of-UART1-on-LS1043ARDB-LS1046ARDB/ta-p/1750421" target="_blank">https://community.nxp.com/t5/Layerscape-Knowledge-Base/How-to-use-UART2-instead-of-UART1-on-LS1043ARDB-LS1046ARDB/ta-p/1750421</A></P> <P><A href="https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core/m-p/1814650" target="_blank">https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core/m-p/1814650</A></P> <P>Regards</P> Thu, 20 Jun 2024 14:57:21 GMT https://community.nxp.com/t5/S32G/How-to-USE-UART1-dev-ttyLF1-in-Linux-A-Core-With-BSP41-0/m-p/1891504#M7285 Bio_TICFSL 2024-06-20T14:57:21Z