Hi Leo, We support OP-TEE on LS1028A-RDB only as of now. LS1028A-QDS doesn't support OP-TEE. Regards, Sahil Malhotra -----Original Message----- From: Li Yang <leoyang.li@xxxxxxx> Sent: Saturday, November 13, 2021 4:05 AM To: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>; Rob Herring <robh+dt@xxxxxxxxxx>; Shawn Guo <shawnguo@xxxxxxxxxx> Cc: linux-pci@xxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; Sahil Malhotra <sahil.malhotra@xxxxxxx>; Leo Li <leoyang.li@xxxxxxx> Subject: [PATCH 11/11] arm64: dts: ls1028a-qds: enable optee node From: Sahil Malhotra <sahil.malhotra@xxxxxxx> Optee node is disabled in SoC dtsi. We are enabling it on qds board. Signed-off-by: Sahil Malhotra <sahil.malhotra@xxxxxxx> Signed-off-by: Li Yang <leoyang.li@xxxxxxx> --- arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts index 0e2cc610d138..9c74be22d263 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts @@ -349,6 +349,10 @@ &mscc_felix_port4 { status = "okay"; }; +&optee { + status = "okay"; +}; + &sai1 { status = "okay"; }; -- 2.25.1