53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
|
/*
|
||
|
|
* Copyright (C) 2018 Marvell International Ltd.
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
||
|
|
* https://spdx.org/licenses
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <drivers/arm/cci.h>
|
||
|
|
|
||
|
|
#include <plat_marvell.h>
|
||
|
|
|
||
|
|
static const int cci_map[] = {
|
||
|
|
PLAT_MARVELL_CCI_CLUSTER0_SL_IFACE_IX,
|
||
|
|
PLAT_MARVELL_CCI_CLUSTER1_SL_IFACE_IX
|
||
|
|
};
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* The following functions are defined as weak to allow a platform to override
|
||
|
|
* the way ARM CCI driver is initialised and used.
|
||
|
|
****************************************************************************
|
||
|
|
*/
|
||
|
|
#pragma weak plat_marvell_interconnect_init
|
||
|
|
#pragma weak plat_marvell_interconnect_enter_coherency
|
||
|
|
#pragma weak plat_marvell_interconnect_exit_coherency
|
||
|
|
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Helper function to initialize ARM CCI driver.
|
||
|
|
****************************************************************************
|
||
|
|
*/
|
||
|
|
void plat_marvell_interconnect_init(void)
|
||
|
|
{
|
||
|
|
cci_init(PLAT_MARVELL_CCI_BASE, cci_map, ARRAY_SIZE(cci_map));
|
||
|
|
}
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Helper function to place current master into coherency
|
||
|
|
****************************************************************************
|
||
|
|
*/
|
||
|
|
void plat_marvell_interconnect_enter_coherency(void)
|
||
|
|
{
|
||
|
|
cci_enable_snoop_dvm_reqs(MPIDR_AFFLVL1_VAL(read_mpidr_el1()));
|
||
|
|
}
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Helper function to remove current master from coherency
|
||
|
|
****************************************************************************
|
||
|
|
*/
|
||
|
|
void plat_marvell_interconnect_exit_coherency(void)
|
||
|
|
{
|
||
|
|
cci_disable_snoop_dvm_reqs(MPIDR_AFFLVL1_VAL(read_mpidr_el1()));
|
||
|
|
}
|