1*b53334daSPankaj Gupta /* 2*b53334daSPankaj Gupta * Copyright 2021 NXP 3*b53334daSPankaj Gupta * 4*b53334daSPankaj Gupta * SPDX-License-Identifier: BSD-3-Clause 5*b53334daSPankaj Gupta * 6*b53334daSPankaj Gupta */ 7*b53334daSPankaj Gupta 8*b53334daSPankaj Gupta #include <drivers/arm/gicv3.h> 9*b53334daSPankaj Gupta #include <plat_gic.h> 10*b53334daSPankaj Gupta #include <plat/common/platform.h> 11*b53334daSPankaj Gupta 12*b53334daSPankaj Gupta /* 13*b53334daSPankaj Gupta * NXP common helper to initialize the GICv3 only driver. 14*b53334daSPankaj Gupta */ 15*b53334daSPankaj Gupta void plat_ls_gic_driver_init(uintptr_t nxp_gicd_addr, 16*b53334daSPankaj Gupta uintptr_t nxp_gicr_addr, 17*b53334daSPankaj Gupta uint8_t plat_core_count, 18*b53334daSPankaj Gupta interrupt_prop_t *ls_interrupt_props, 19*b53334daSPankaj Gupta uint8_t ls_interrupt_prop_count, 20*b53334daSPankaj Gupta uintptr_t *target_mask_array, 21*b53334daSPankaj Gupta mpidr_hash_fn mpidr_to_core_pos) 22*b53334daSPankaj Gupta { 23*b53334daSPankaj Gupta static struct gicv3_driver_data ls_gic_data; 24*b53334daSPankaj Gupta 25*b53334daSPankaj Gupta ls_gic_data.gicd_base = nxp_gicd_addr; 26*b53334daSPankaj Gupta ls_gic_data.gicr_base = nxp_gicr_addr; 27*b53334daSPankaj Gupta ls_gic_data.interrupt_props = ls_interrupt_props; 28*b53334daSPankaj Gupta ls_gic_data.interrupt_props_num = ls_interrupt_prop_count; 29*b53334daSPankaj Gupta ls_gic_data.rdistif_num = plat_core_count; 30*b53334daSPankaj Gupta ls_gic_data.rdistif_base_addrs = target_mask_array; 31*b53334daSPankaj Gupta ls_gic_data.mpidr_to_core_pos = mpidr_to_core_pos; 32*b53334daSPankaj Gupta 33*b53334daSPankaj Gupta gicv3_driver_init(&ls_gic_data); 34*b53334daSPankaj Gupta } 35*b53334daSPankaj Gupta 36*b53334daSPankaj Gupta void plat_ls_gic_init(void) 37*b53334daSPankaj Gupta { 38*b53334daSPankaj Gupta gicv3_distif_init(); 39*b53334daSPankaj Gupta gicv3_rdistif_init(plat_my_core_pos()); 40*b53334daSPankaj Gupta gicv3_cpuif_enable(plat_my_core_pos()); 41*b53334daSPankaj Gupta } 42*b53334daSPankaj Gupta 43*b53334daSPankaj Gupta /* 44*b53334daSPankaj Gupta * NXP common helper to enable the GICv3 CPU interface 45*b53334daSPankaj Gupta */ 46*b53334daSPankaj Gupta void plat_ls_gic_cpuif_enable(void) 47*b53334daSPankaj Gupta { 48*b53334daSPankaj Gupta gicv3_cpuif_enable(plat_my_core_pos()); 49*b53334daSPankaj Gupta } 50*b53334daSPankaj Gupta 51*b53334daSPankaj Gupta /* 52*b53334daSPankaj Gupta * NXP common helper to disable the GICv3 CPU interface 53*b53334daSPankaj Gupta */ 54*b53334daSPankaj Gupta void plat_ls_gic_cpuif_disable(void) 55*b53334daSPankaj Gupta { 56*b53334daSPankaj Gupta gicv3_cpuif_disable(plat_my_core_pos()); 57*b53334daSPankaj Gupta } 58*b53334daSPankaj Gupta 59*b53334daSPankaj Gupta /* 60*b53334daSPankaj Gupta * NXP common helper to initialize the per cpu distributor interface in GICv3 61*b53334daSPankaj Gupta */ 62*b53334daSPankaj Gupta void plat_gic_pcpu_init(void) 63*b53334daSPankaj Gupta { 64*b53334daSPankaj Gupta gicv3_rdistif_init(plat_my_core_pos()); 65*b53334daSPankaj Gupta gicv3_cpuif_enable(plat_my_core_pos()); 66*b53334daSPankaj Gupta } 67*b53334daSPankaj Gupta 68*b53334daSPankaj Gupta /* 69*b53334daSPankaj Gupta * Stubs for Redistributor power management. Although GICv3 doesn't have 70*b53334daSPankaj Gupta * Redistributor interface, these are provided for the sake of uniform GIC API 71*b53334daSPankaj Gupta */ 72*b53334daSPankaj Gupta void plat_ls_gic_redistif_on(void) 73*b53334daSPankaj Gupta { 74*b53334daSPankaj Gupta } 75*b53334daSPankaj Gupta 76*b53334daSPankaj Gupta void plat_ls_gic_redistif_off(void) 77*b53334daSPankaj Gupta { 78*b53334daSPankaj Gupta } 79