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/*
* Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2018,2020 The Linux Foundation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <platform_def.h>
#include <qti_plat.h>
/* The QTI power domain tree descriptor */
const unsigned char qti_power_domain_tree_desc[] = {
/* One domain to represent PDC */
PLAT_PDC_COUNT,
/* One domain to represent RSC */
PLAT_RSC_COUNT,
/* There is one top-level FCM cluster */
PLAT_CLUSTER_COUNT,
/* No. of cores in the FCM cluster */
PLAT_CLUSTER0_CORE_COUNT
};
/*******************************************************************************
* This function returns the ARM default topology tree information.
******************************************************************************/
const unsigned char *plat_get_power_domain_tree_desc(void)
{
return qti_power_domain_tree_desc;
}
/** Function: plat_core_pos_by_mpidr
* This function implements a part of the critical interface between the psci
* generic layer and the platform that allows the former to query the platform
* to convert an MPIDR to a unique linear index. An error code (-1) is returned
* in case the MPIDR is invalid.
*/
int plat_core_pos_by_mpidr(u_register_t mpidr)
{
int core_linear_index = plat_qti_core_pos_by_mpidr(mpidr);
if (core_linear_index < PLATFORM_CORE_COUNT) {
return core_linear_index;
} else {
return -1;
}
}
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