xref: /rk3399_ARM-atf/plat/arm/board/arm_fpga/fpga_gicv3.c (revision 87762bce84204b38e264bb54804a6bdfbc4d2acf)
1*87762bceSOliver Swede /*
2*87762bceSOliver Swede  * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
3*87762bceSOliver Swede  *
4*87762bceSOliver Swede  * SPDX-License-Identifier: BSD-3-Clause
5*87762bceSOliver Swede  */
6*87762bceSOliver Swede 
7*87762bceSOliver Swede #include <drivers/arm/gicv3.h>
8*87762bceSOliver Swede #include <drivers/arm/gic_common.h>
9*87762bceSOliver Swede 
10*87762bceSOliver Swede #include <plat/common/platform.h>
11*87762bceSOliver Swede #include <platform_def.h>
12*87762bceSOliver Swede 
13*87762bceSOliver Swede static const interrupt_prop_t fpga_interrupt_props[] = {
14*87762bceSOliver Swede 	PLATFORM_G1S_PROPS(INTR_GROUP1S),
15*87762bceSOliver Swede 	PLATFORM_G0_PROPS(INTR_GROUP0)
16*87762bceSOliver Swede };
17*87762bceSOliver Swede 
18*87762bceSOliver Swede static uintptr_t fpga_rdistif_base_addrs[PLATFORM_CORE_COUNT];
19*87762bceSOliver Swede 
20*87762bceSOliver Swede static unsigned int fpga_mpidr_to_core_pos(unsigned long mpidr)
21*87762bceSOliver Swede {
22*87762bceSOliver Swede 	return (unsigned int)plat_core_pos_by_mpidr(mpidr);
23*87762bceSOliver Swede }
24*87762bceSOliver Swede 
25*87762bceSOliver Swede static const gicv3_driver_data_t fpga_gicv3_driver_data = {
26*87762bceSOliver Swede 	.gicd_base = GICD_BASE,
27*87762bceSOliver Swede 	.gicr_base = GICR_BASE,
28*87762bceSOliver Swede 	.interrupt_props = fpga_interrupt_props,
29*87762bceSOliver Swede 	.interrupt_props_num = ARRAY_SIZE(fpga_interrupt_props),
30*87762bceSOliver Swede 	.rdistif_num = PLATFORM_CORE_COUNT,
31*87762bceSOliver Swede 	.rdistif_base_addrs = fpga_rdistif_base_addrs,
32*87762bceSOliver Swede 	.mpidr_to_core_pos = fpga_mpidr_to_core_pos
33*87762bceSOliver Swede };
34*87762bceSOliver Swede 
35*87762bceSOliver Swede void plat_fpga_gic_init(void)
36*87762bceSOliver Swede {
37*87762bceSOliver Swede 	gicv3_driver_init(&fpga_gicv3_driver_data);
38*87762bceSOliver Swede 	gicv3_distif_init();
39*87762bceSOliver Swede 	gicv3_rdistif_init(plat_my_core_pos());
40*87762bceSOliver Swede 	gicv3_cpuif_enable(plat_my_core_pos());
41*87762bceSOliver Swede }
42*87762bceSOliver Swede 
43*87762bceSOliver Swede void fpga_pwr_gic_on_finish(void)
44*87762bceSOliver Swede {
45*87762bceSOliver Swede 	gicv3_rdistif_init(plat_my_core_pos());
46*87762bceSOliver Swede 	gicv3_cpuif_enable(plat_my_core_pos());
47*87762bceSOliver Swede }
48*87762bceSOliver Swede 
49*87762bceSOliver Swede void fpga_pwr_gic_off(void)
50*87762bceSOliver Swede {
51*87762bceSOliver Swede 	gicv3_cpuif_disable(plat_my_core_pos());
52*87762bceSOliver Swede 	gicv3_rdistif_off(plat_my_core_pos());
53*87762bceSOliver Swede }
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