hos: reflect minerva changes

bootloader/hos/hos.c

@@ -709,7 +709,6 @@ void hos_launch(ini_sec_t *cfg)
 	tsec_ctxt_t tsec_ctxt = {0};
 
 	minerva_change_freq(FREQ_1600);
-	sdram_src_pllc(true);
 	list_init(&ctxt.kip1_list);
 
 	ctxt.cfg = cfg;
@@ -1128,8 +1127,7 @@ void hos_launch(ini_sec_t *cfg)
 	hw_config_arbiter(true);
 
 	// Scale down RAM OC if enabled.
-	sdram_src_pllc(false);
-	minerva_prep_boot_freq();
+	minerva_prep_boot_hos();
 
 	// Flush cache and disable MMU.
 	bpmp_mmu_disable();