1*54fd6939SJiyong Park /* 2*54fd6939SJiyong Park * Copyright (c) 2018, Renesas Electronics Corporation. All rights reserved. 3*54fd6939SJiyong Park * 4*54fd6939SJiyong Park * SPDX-License-Identifier: BSD-3-Clause 5*54fd6939SJiyong Park */ 6*54fd6939SJiyong Park 7*54fd6939SJiyong Park #include <platform_def.h> 8*54fd6939SJiyong Park 9*54fd6939SJiyong Park #include <common/debug.h> 10*54fd6939SJiyong Park #include <lib/psci/psci.h> 11*54fd6939SJiyong Park 12*54fd6939SJiyong Park static const unsigned char rcar_power_domain_tree_desc[] = { 13*54fd6939SJiyong Park 1, 14*54fd6939SJiyong Park PLATFORM_CLUSTER_COUNT, 15*54fd6939SJiyong Park PLATFORM_CLUSTER0_CORE_COUNT, 16*54fd6939SJiyong Park PLATFORM_CLUSTER1_CORE_COUNT 17*54fd6939SJiyong Park }; 18*54fd6939SJiyong Park plat_get_power_domain_tree_desc(void)19*54fd6939SJiyong Parkconst unsigned char *plat_get_power_domain_tree_desc(void) 20*54fd6939SJiyong Park { 21*54fd6939SJiyong Park return rcar_power_domain_tree_desc; 22*54fd6939SJiyong Park } 23*54fd6939SJiyong Park plat_core_pos_by_mpidr(u_register_t mpidr)24*54fd6939SJiyong Parkint plat_core_pos_by_mpidr(u_register_t mpidr) 25*54fd6939SJiyong Park { 26*54fd6939SJiyong Park unsigned int cluster_id, cpu_id; 27*54fd6939SJiyong Park 28*54fd6939SJiyong Park mpidr &= MPIDR_AFFINITY_MASK; 29*54fd6939SJiyong Park 30*54fd6939SJiyong Park if (mpidr & ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)) 31*54fd6939SJiyong Park return -1; 32*54fd6939SJiyong Park 33*54fd6939SJiyong Park cluster_id = (mpidr >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK; 34*54fd6939SJiyong Park cpu_id = (mpidr >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK; 35*54fd6939SJiyong Park 36*54fd6939SJiyong Park if (cluster_id >= PLATFORM_CLUSTER_COUNT) 37*54fd6939SJiyong Park return -1; 38*54fd6939SJiyong Park 39*54fd6939SJiyong Park if (cluster_id == 0 && cpu_id >= PLATFORM_CLUSTER0_CORE_COUNT) 40*54fd6939SJiyong Park return -1; 41*54fd6939SJiyong Park 42*54fd6939SJiyong Park if (cluster_id == 1 && cpu_id >= PLATFORM_CLUSTER1_CORE_COUNT) 43*54fd6939SJiyong Park return -1; 44*54fd6939SJiyong Park 45*54fd6939SJiyong Park return (cpu_id + cluster_id * PLATFORM_CLUSTER0_CORE_COUNT); 46*54fd6939SJiyong Park } 47*54fd6939SJiyong Park 48