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feat(css): initialise generic timer early in the boot

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Initialize generic delay timer to enable its use to insert delays
in execution paths as required.

Change-Id: I52232796f20d9692f0115d5e5395451a54b489c6
Signed-off-by: Pranav Madhu <pranav.madhu@arm.com>
This commit is contained in:
Pranav Madhu 2024-01-22 21:41:14 +05:30
parent 00f97e4d1c
commit 3447ba1f04
2 changed files with 7 additions and 3 deletions
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5
plat/arm/css/sgi/sgi-common.mk
View file

@ -1,5 +1,5 @@
#
# Copyright (c) 2018-2022, Arm Limited and Contributors. All rights reserved.
# Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@ -50,7 +50,8 @@ BL2_SOURCES += ${CSS_ENT_BASE}/sgi_image_load.c \
BL31_SOURCES += ${INTERCONNECT_SOURCES} \
${ENT_GIC_SOURCES} \
${CSS_ENT_BASE}/sgi_bl31_setup.c \
${CSS_ENT_BASE}/sgi_topology.c
${CSS_ENT_BASE}/sgi_topology.c \
drivers/delay_timer/generic_delay_timer.c
ifneq (${RESET_TO_BL31},0)
$(error "Using BL31 as the reset vector is not supported on ${PLAT} platform. \

5
plat/arm/css/sgi/sgi_bl31_setup.c
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2018-2023, Arm Limited and Contributors. All rights reserved.
* Copyright (c) 2018-2024, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -12,6 +12,7 @@
#include <common/debug.h>
#include <drivers/arm/css/css_mhu_doorbell.h>
#include <drivers/arm/css/scmi.h>
#include <drivers/generic_delay_timer.h>
#include <plat/arm/common/plat_arm.h>
#include <plat/common/platform.h>
@ -104,6 +105,8 @@ void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
void sgi_bl31_common_platform_setup(void)
{
generic_delay_timer_init();
arm_bl31_platform_setup();
/* Configure the warm reboot SGI for primary core */