1 /* 2 * Copyright 2021 NXP 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 */ 7 8 #include <gicv2.h> 9 #include <plat_gic.h> 10 11 12 /* 13 * NXP common helper to initialize the GICv3 only driver. 14 */ 15 void plat_ls_gic_driver_init(uintptr_t nxp_gicd_addr, 16 uintptr_t nxp_gicc_addr, 17 uint8_t plat_core_count, 18 interrupt_prop_t *ls_interrupt_props, 19 uint8_t ls_interrupt_prop_count, 20 uint32_t *target_mask_array) 21 { 22 static struct gicv2_driver_data ls_gic_data; 23 24 ls_gic_data.gicd_base = nxp_gicd_addr; 25 ls_gic_data.gicc_base = nxp_gicc_addr; 26 ls_gic_data.target_masks = target_mask_array; 27 ls_gic_data.target_masks_num = plat_core_count; 28 ls_gic_data.interrupt_props = ls_interrupt_props; 29 ls_gic_data.interrupt_props_num = ls_interrupt_prop_count; 30 31 gicv2_driver_init(&ls_gic_data); 32 } 33 34 void plat_ls_gic_init(void) 35 { 36 gicv2_distif_init(); 37 gicv2_pcpu_distif_init(); 38 gicv2_cpuif_enable(); 39 } 40 41 /****************************************************************************** 42 * ARM common helper to enable the GICv2 CPU interface 43 *****************************************************************************/ 44 void plat_ls_gic_cpuif_enable(void) 45 { 46 gicv2_cpuif_enable(); 47 } 48 49 /****************************************************************************** 50 * ARM common helper to disable the GICv2 CPU interface 51 *****************************************************************************/ 52 void plat_ls_gic_cpuif_disable(void) 53 { 54 gicv2_cpuif_disable(); 55 } 56 57 /****************************************************************************** 58 * NXP common helper to initialize GICv2 per cpu 59 *****************************************************************************/ 60 void plat_gic_pcpu_init(void) 61 { 62 gicv2_pcpu_distif_init(); 63 gicv2_cpuif_enable(); 64 } 65 66 /****************************************************************************** 67 * Stubs for Redistributor power management. Although GICv2 doesn't have 68 * Redistributor interface, these are provided for the sake of uniform GIC API 69 *****************************************************************************/ 70 void plat_ls_gic_redistif_on(void) 71 { 72 } 73 74 void plat_ls_gic_redistif_off(void) 75 { 76 } 77