1*6fba6e04STony Xie /* 2*6fba6e04STony Xie * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved. 3*6fba6e04STony Xie * 4*6fba6e04STony Xie * Redistribution and use in source and binary forms, with or without 5*6fba6e04STony Xie * modification, are permitted provided that the following conditions are met: 6*6fba6e04STony Xie * 7*6fba6e04STony Xie * Redistributions of source code must retain the above copyright notice, this 8*6fba6e04STony Xie * list of conditions and the following disclaimer. 9*6fba6e04STony Xie * 10*6fba6e04STony Xie * Redistributions in binary form must reproduce the above copyright notice, 11*6fba6e04STony Xie * this list of conditions and the following disclaimer in the documentation 12*6fba6e04STony Xie * and/or other materials provided with the distribution. 13*6fba6e04STony Xie * 14*6fba6e04STony Xie * Neither the name of ARM nor the names of its contributors may be used 15*6fba6e04STony Xie * to endorse or promote products derived from this software without specific 16*6fba6e04STony Xie * prior written permission. 17*6fba6e04STony Xie * 18*6fba6e04STony Xie * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*6fba6e04STony Xie * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*6fba6e04STony Xie * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*6fba6e04STony Xie * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*6fba6e04STony Xie * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*6fba6e04STony Xie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*6fba6e04STony Xie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*6fba6e04STony Xie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*6fba6e04STony Xie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*6fba6e04STony Xie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*6fba6e04STony Xie * POSSIBILITY OF SUCH DAMAGE. 29*6fba6e04STony Xie */ 30*6fba6e04STony Xie 31*6fba6e04STony Xie #include <arch.h> 32*6fba6e04STony Xie #include <platform_def.h> 33*6fba6e04STony Xie #include <plat_private.h> 34*6fba6e04STony Xie #include <psci.h> 35*6fba6e04STony Xie 36*6fba6e04STony Xie /******************************************************************************* 37*6fba6e04STony Xie * This function returns the RockChip default topology tree information. 38*6fba6e04STony Xie ******************************************************************************/ 39*6fba6e04STony Xie const unsigned char *plat_get_power_domain_tree_desc(void) 40*6fba6e04STony Xie { 41*6fba6e04STony Xie return rockchip_power_domain_tree_desc; 42*6fba6e04STony Xie } 43*6fba6e04STony Xie 44*6fba6e04STony Xie int plat_core_pos_by_mpidr(u_register_t mpidr) 45*6fba6e04STony Xie { 46*6fba6e04STony Xie unsigned int cluster_id, cpu_id; 47*6fba6e04STony Xie 48*6fba6e04STony Xie cpu_id = MPIDR_AFFLVL0_VAL(mpidr); 49*6fba6e04STony Xie cluster_id = MPIDR_AFFLVL1_VAL(mpidr); 50*6fba6e04STony Xie 51*6fba6e04STony Xie if (cluster_id >= PLATFORM_CLUSTER_COUNT) 52*6fba6e04STony Xie return -1; 53*6fba6e04STony Xie 54*6fba6e04STony Xie return ((cluster_id * PLATFORM_CLUSTER0_CORE_COUNT) + cpu_id); 55*6fba6e04STony Xie } 56