Djam/arm-trusted-firmware
1
0
Fork 0
mirror of https://github.com/ARM-software/arm-trusted-firmware.git synced 2025-04-16 09:34:18 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge "fix(n1sdp): add platform-specific power domain functions" into integration

Browse source
This commit is contained in:
Manish Pandey 2023-05-11 11:09:09 +02:00 • committed by TrustedFirmware Code Review
commit 9d44b2b981
4 changed files with 49 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
plat/arm/board/n1sdp/n1sdp_bl31_setup.c
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2018-2022, Arm Limited. All rights reserved.
* Copyright (c) 2018-2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -14,6 +14,7 @@
#include <plat/arm/common/plat_arm.h>
#include "n1sdp_def.h"
#include "n1sdp_private.h"
#include <platform_def.h>
/*
@ -69,6 +70,8 @@ scmi_channel_plat_info_t *plat_css_get_scmi_info(unsigned int channel_id)
const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops)
{
ops->pwr_domain_off = n1sdp_pwr_domain_off;
ops->pwr_domain_suspend = n1sdp_pwr_domain_suspend;
return css_scmi_override_pm_ops(ops);
}

29
plat/arm/board/n1sdp/n1sdp_pm.c Normal file
View file

@ -0,0 +1,29 @@
/*
* Copyright (c) 2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <lib/psci/psci.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/arm/css/common/css_pm.h>
#include "n1sdp_private.h"
/*******************************************************************************
* N1SDP specific functions called when turning off or suspending a power
* domain. Both additionally disable the GIC redistributor interface as cores
* are disabled to let cluster-PPU state transition to completion when a
* cluster is powered down.
******************************************************************************/
void n1sdp_pwr_domain_off(const psci_power_state_t *target_state)
{
css_pwr_domain_off(target_state);
plat_arm_gic_redistif_off();
}
void n1sdp_pwr_domain_suspend(const psci_power_state_t *target_state)
{
css_pwr_domain_suspend(target_state);
plat_arm_gic_redistif_off();
}

15
plat/arm/board/n1sdp/n1sdp_private.h Normal file
View file

@ -0,0 +1,15 @@
/*
* Copyright (c) 2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef N1SDP_PRIVATE_H
#define N1SDP_PRIVATE_H
#include <lib/psci/psci.h>
void n1sdp_pwr_domain_off(const psci_power_state_t *target_state);
void n1sdp_pwr_domain_suspend(const psci_power_state_t *target_state);
#endif /* N1SDP_PRIVATE_H */

1
plat/arm/board/n1sdp/platform.mk
View file

@ -47,6 +47,7 @@ BL31_SOURCES := ${N1SDP_CPU_SOURCES} \
${INTERCONNECT_SOURCES} \
${N1SDP_GIC_SOURCES} \
${N1SDP_BASE}/n1sdp_bl31_setup.c \
${N1SDP_BASE}/n1sdp_pm.c \
${N1SDP_BASE}/n1sdp_topology.c \
${N1SDP_BASE}/n1sdp_security.c \
drivers/arm/css/sds/sds.c