make -C /opt/ti/pdk_k2hk_4_0_16/packages clean
make[1]: Entering directory '/opt/ti/pdk_k2hk_4_0_16/packages'
make -C /opt/ti/pdk_k2hk_4_0_16/packages/ti/build -f makefile clean CORE=mcu1_0 BOARD=j721e_evm SOC=j721e BUILD_PROFILE=release;
make[2]: Entering directory '/opt/ti/pdk_k2hk_4_0_16/packages/ti/build'
make -C /opt/ti/pdk_k2hk_4_0_16/packages/ti/csl/arch -fmakefile_init.mk clean
make[3]: Entering directory '/opt/ti/pdk_k2hk_4_0_16/packages/ti/csl/arch'
/opt/ti/pdk_k2hk_4_0_16/packages/ti/build/makerules/common.mk:366: /opt/ti/pdk_k2hk_4_0_16/packages/ti/build/makerules/rules_r5f.mk: No such file or directory
make[3]: *** No rule to make target '/opt/ti/pdk_k2hk_4_0_16/packages/ti/build/makerules/rules_r5f.mk'. Stop.
make[3]: Leaving directory '/opt/ti/pdk_k2hk_4_0_16/packages/ti/csl/arch'
makefile:371: recipe for target 'csl_init_clean' failed
make[2]: *** [csl_init_clean] Error 2
make[2]: Leaving directory '/opt/ti/pdk_k2hk_4_0_16/packages/ti/build'
makefile:87: recipe for target 'buildinfra_clean' failed
make[1]: *** [buildinfra_clean] Error 2
make[1]: Leaving directory '/opt/ti/pdk_k2hk_4_0_16/packages'
makefile:108: recipe for target 'pdk_clean' failed
make: *** [pdk_clean] Error 2