add bootargs root

hc

2023-02-14 89db217f27d1d16339e417d7db6cfc7341442919

1
obj-$(CONFIG_HISI_PMU) += hisi_uncore_pmu.o hisi_uncore_l3c_pmu.o hisi_uncore_hha_pmu.o hisi_uncore_ddrc_pmu.o