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Tegra: support to compile native GICv2 drivers

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This patch adds a macro to allow platforms to compile native
GICv2 drivers along with Tegra handlers.

Change-Id: I8281796c09dae5704cff2daab831395d65e261b7
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
This commit is contained in:
Varun Wadekar 2018-10-19 11:44:31 -07:00
parent cae725bf38
commit ce6107c747
2 changed files with 68 additions and 1 deletions
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6
plat/nvidia/tegra/common/tegra_common.mk
View file

@ -13,6 +13,12 @@ PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS}
COMMON_DIR := plat/nvidia/tegra/common
TEGRA_GICv2_SOURCES := drivers/arm/gic/common/gic_common.c \
drivers/arm/gic/v2/gicv2_main.c \
drivers/arm/gic/v2/gicv2_helpers.c \
plat/common/plat_gicv2.c \
${COMMON_DIR}/tegra_gicv2.c
BL31_SOURCES += drivers/console/aarch64/console.S \
drivers/delay_timer/delay_timer.c \
drivers/ti/uart/aarch64/16550_console.S \

61
plat/nvidia/tegra/common/tegra_gicv2.c Normal file
View file

@ -0,0 +1,61 @@
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <bl_common.h>
#include <gicv2.h>
#include <platform_def.h>
#include <tegra_private.h>
#include <tegra_def.h>
#include <utils.h>
/******************************************************************************
* Tegra common helper to setup the GICv2 driver data.
*****************************************************************************/
void tegra_gic_setup(tegra_gic_cfg_t *cfg)
{
/*
* Tegra GIC configuration settings
*/
static gicv2_driver_data_t tegra_gic_data;
/*
* Register Tegra GICv2 driver
*/
tegra_gic_data.gicd_base = TEGRA_GICD_BASE;
tegra_gic_data.gicc_base = TEGRA_GICC_BASE;
tegra_gic_data.g0_interrupt_num = cfg->g0_int_num;
tegra_gic_data.g0_interrupt_array = cfg->g0_int_array;
gicv2_driver_init(&tegra_gic_data);
}
/******************************************************************************
* Tegra common helper to initialize the GICv2 only driver.
*****************************************************************************/
void tegra_gic_init(void)
{
gicv2_distif_init();
gicv2_pcpu_distif_init();
gicv2_cpuif_enable();
}
/******************************************************************************
* Tegra common helper to disable the GICv2 CPU interface
*****************************************************************************/
void tegra_gic_cpuif_deactivate(void)
{
gicv2_cpuif_disable();
}
/******************************************************************************
* Tegra common helper to initialize the per cpu distributor interface
* in GICv2
*****************************************************************************/
void tegra_gic_pcpu_init(void)
{
gicv2_pcpu_distif_init();
gicv2_cpuif_enable();
}