1 /* 2 * Copyright 2021 NXP 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 */ 7 8 #ifndef PLAT_GICV2_H 9 #define PLAT_GICV2_H 10 11 #include <drivers/arm/gicv2.h> 12 13 /* register offsets */ 14 #define GICD_CTLR_OFFSET 0x0 15 #define GICD_CPENDSGIR3_OFFSET 0xF1C 16 #define GICD_SPENDSGIR3_OFFSET 0xF2C 17 #define GICD_SGIR_OFFSET 0xF00 18 #define GICD_IGROUPR0_OFFSET 0x080 19 #define GICD_TYPER_OFFSET 0x0004 20 #define GICD_ISENABLER0_OFFSET 0x0100 21 #define GICD_ICENABLER0_OFFSET 0x0180 22 #define GICD_IPRIORITYR3_OFFSET 0x040C 23 #define GICD_ISENABLERn_OFFSET 0x0100 24 #define GICD_ISACTIVER0_OFFSET 0x300 25 26 #define GICC_CTLR_OFFSET 0x0 27 #define GICC_PMR_OFFSET 0x0004 28 #define GICC_IAR_OFFSET 0x000C 29 #define GICC_DIR_OFFSET 0x1000 30 #define GICC_EOIR_OFFSET 0x0010 31 32 /* bitfield masks */ 33 #define GICC_CTLR_EN_GRP0 0x1 34 #define GICC_CTLR_EN_GRP1 0x2 35 #define GICC_CTLR_EOImodeS_MASK 0x200 36 #define GICC_CTLR_DIS_BYPASS 0x60 37 #define GICC_CTLR_CBPR_MASK 0x10 38 #define GICC_CTLR_FIQ_EN_MASK 0x8 39 #define GICC_CTLR_ACKCTL_MASK 0x4 40 #define GICC_PMR_FILTER 0xFF 41 42 #define GICD_CTLR_EN_GRP0 0x1 43 #define GICD_CTLR_EN_GRP1 0x2 44 #define GICD_IGROUP0_SGI15 0x8000 45 #define GICD_ISENABLE0_SGI15 0x8000 46 #define GICD_ICENABLE0_SGI15 0x8000 47 #define GICD_ISACTIVER0_SGI15 0x8000 48 #define GICD_CPENDSGIR_CLR_MASK 0xFF000000 49 #define GICD_IPRIORITY_SGI15_MASK 0xFF000000 50 #define GICD_SPENDSGIR3_SGI15_MASK 0xFF000000 51 #define GICD_SPENDSGIR3_SGI15_OFFSET 0x18 52 53 #ifndef __ASSEMBLER__ 54 55 /* GIC common API's */ 56 void plat_ls_gic_driver_init(const uintptr_t nxp_gicd_addr, 57 const uintptr_t nxp_gicc_addr, 58 uint8_t plat_core_count, 59 interrupt_prop_t *ls_interrupt_props, 60 uint8_t ls_interrupt_prop_count, 61 uint32_t *target_mask_array); 62 void plat_ls_gic_init(void); 63 void plat_ls_gic_cpuif_enable(void); 64 void plat_ls_gic_cpuif_disable(void); 65 void plat_ls_gic_redistif_on(void); 66 void plat_ls_gic_redistif_off(void); 67 void plat_gic_pcpu_init(void); 68 /* GIC utility functions */ 69 void get_gic_offset(uint32_t *gicc_base, uint32_t *gicd_base); 70 #endif 71 72 #endif /* PLAT_GICV2_H */ 73