Other Parts Discussed in Thread: TDA4VM
While using DFU boot on SK-TDA4VM the dfu device disappear after flashing tisp.bin.
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In order to make the DFU to work on SK-TDA4VM, we need to set the usb mode as peripheral instead of host.
USB0 is connected to the TYPEC interface so we need to make dr_mode as peripheral in the USB0 node.
we need to make the below changes in the dtsi and need to recompile the U-BOOT
diff --git a/arch/arm/dts/k3-j721e-sk-u-boot.dtsi b/arch/arm/dts/k3-j721e-sk-u-boot.dtsi index 9731094a..024a5987 100644 --- a/arch/arm/dts/k3-j721e-sk-u-boot.dtsi +++ b/arch/arm/dts/k3-j721e-sk-u-boot.dtsi @@ -143,7 +143,7 @@ }; &usb0 { - dr_mode = "host"; + dr_mode = "peripheral"; bootph-pre-ram; };
Regards
Diwakar