1*91f16700Schasinglulu /* 2*91f16700Schasinglulu * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved. 3*91f16700Schasinglulu * 4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause 5*91f16700Schasinglulu */ 6*91f16700Schasinglulu 7*91f16700Schasinglulu #include <platform_def.h> 8*91f16700Schasinglulu 9*91f16700Schasinglulu #include <arch.h> 10*91f16700Schasinglulu #include <lib/psci/psci.h> 11*91f16700Schasinglulu 12*91f16700Schasinglulu #include <plat_private.h> 13*91f16700Schasinglulu 14*91f16700Schasinglulu /******************************************************************************* 15*91f16700Schasinglulu * This function returns the RockChip default topology tree information. 16*91f16700Schasinglulu ******************************************************************************/ 17*91f16700Schasinglulu const unsigned char *plat_get_power_domain_tree_desc(void) 18*91f16700Schasinglulu { 19*91f16700Schasinglulu return rockchip_power_domain_tree_desc; 20*91f16700Schasinglulu } 21*91f16700Schasinglulu 22*91f16700Schasinglulu int plat_core_pos_by_mpidr(u_register_t mpidr) 23*91f16700Schasinglulu { 24*91f16700Schasinglulu unsigned int cluster_id, cpu_id; 25*91f16700Schasinglulu 26*91f16700Schasinglulu cpu_id = mpidr & MPIDR_AFFLVL_MASK; 27*91f16700Schasinglulu #ifdef PLAT_RK_MPIDR_CLUSTER_MASK 28*91f16700Schasinglulu cluster_id = mpidr & PLAT_RK_MPIDR_CLUSTER_MASK; 29*91f16700Schasinglulu #else 30*91f16700Schasinglulu cluster_id = mpidr & MPIDR_CLUSTER_MASK; 31*91f16700Schasinglulu #endif 32*91f16700Schasinglulu 33*91f16700Schasinglulu cpu_id += (cluster_id >> PLAT_RK_CLST_TO_CPUID_SHIFT); 34*91f16700Schasinglulu 35*91f16700Schasinglulu if (cpu_id >= PLATFORM_CORE_COUNT) 36*91f16700Schasinglulu return -1; 37*91f16700Schasinglulu 38*91f16700Schasinglulu return cpu_id; 39*91f16700Schasinglulu } 40