xref: /rk3399_ARM-atf/include/drivers/nxp/gic/gicv2/plat_gic.h (revision 87311b4c16730b884c7e4ff01e3faea83f2731be)
1*050a99a6SPankaj Gupta /*
2*050a99a6SPankaj Gupta  * Copyright 2021 NXP
3*050a99a6SPankaj Gupta  *
4*050a99a6SPankaj Gupta  * SPDX-License-Identifier: BSD-3-Clause
5*050a99a6SPankaj Gupta  *
6*050a99a6SPankaj Gupta  */
7*050a99a6SPankaj Gupta 
8*050a99a6SPankaj Gupta #ifndef PLAT_GICV2_H
9*050a99a6SPankaj Gupta #define PLAT_GICV2_H
10*050a99a6SPankaj Gupta 
11*050a99a6SPankaj Gupta #include <drivers/arm/gicv2.h>
12*050a99a6SPankaj Gupta 
13*050a99a6SPankaj Gupta  /* register offsets */
14*050a99a6SPankaj Gupta #define GICD_CTLR_OFFSET          0x0
15*050a99a6SPankaj Gupta #define GICD_CPENDSGIR3_OFFSET    0xF1C
16*050a99a6SPankaj Gupta #define GICD_SPENDSGIR3_OFFSET    0xF2C
17*050a99a6SPankaj Gupta #define GICD_SGIR_OFFSET          0xF00
18*050a99a6SPankaj Gupta #define GICD_IGROUPR0_OFFSET      0x080
19*050a99a6SPankaj Gupta #define GICD_TYPER_OFFSET         0x0004
20*050a99a6SPankaj Gupta #define GICD_ISENABLER0_OFFSET    0x0100
21*050a99a6SPankaj Gupta #define GICD_ICENABLER0_OFFSET    0x0180
22*050a99a6SPankaj Gupta #define GICD_IPRIORITYR3_OFFSET   0x040C
23*050a99a6SPankaj Gupta #define GICD_ISENABLERn_OFFSET    0x0100
24*050a99a6SPankaj Gupta #define GICD_ISACTIVER0_OFFSET    0x300
25*050a99a6SPankaj Gupta 
26*050a99a6SPankaj Gupta #define GICC_CTLR_OFFSET          0x0
27*050a99a6SPankaj Gupta #define GICC_PMR_OFFSET           0x0004
28*050a99a6SPankaj Gupta #define GICC_IAR_OFFSET           0x000C
29*050a99a6SPankaj Gupta #define GICC_DIR_OFFSET           0x1000
30*050a99a6SPankaj Gupta #define GICC_EOIR_OFFSET          0x0010
31*050a99a6SPankaj Gupta 
32*050a99a6SPankaj Gupta  /* bitfield masks */
33*050a99a6SPankaj Gupta #define GICC_CTLR_EN_GRP0           0x1
34*050a99a6SPankaj Gupta #define GICC_CTLR_EN_GRP1           0x2
35*050a99a6SPankaj Gupta #define GICC_CTLR_EOImodeS_MASK     0x200
36*050a99a6SPankaj Gupta #define GICC_CTLR_DIS_BYPASS        0x60
37*050a99a6SPankaj Gupta #define GICC_CTLR_CBPR_MASK         0x10
38*050a99a6SPankaj Gupta #define GICC_CTLR_FIQ_EN_MASK       0x8
39*050a99a6SPankaj Gupta #define GICC_CTLR_ACKCTL_MASK       0x4
40*050a99a6SPankaj Gupta #define GICC_PMR_FILTER             0xFF
41*050a99a6SPankaj Gupta 
42*050a99a6SPankaj Gupta #define GICD_CTLR_EN_GRP0           0x1
43*050a99a6SPankaj Gupta #define GICD_CTLR_EN_GRP1           0x2
44*050a99a6SPankaj Gupta #define GICD_IGROUP0_SGI15          0x8000
45*050a99a6SPankaj Gupta #define GICD_ISENABLE0_SGI15        0x8000
46*050a99a6SPankaj Gupta #define GICD_ICENABLE0_SGI15        0x8000
47*050a99a6SPankaj Gupta #define GICD_ISACTIVER0_SGI15       0x8000
48*050a99a6SPankaj Gupta #define GICD_CPENDSGIR_CLR_MASK     0xFF000000
49*050a99a6SPankaj Gupta #define GICD_IPRIORITY_SGI15_MASK   0xFF000000
50*050a99a6SPankaj Gupta #define GICD_SPENDSGIR3_SGI15_MASK  0xFF000000
51*050a99a6SPankaj Gupta #define GICD_SPENDSGIR3_SGI15_OFFSET  0x18
52*050a99a6SPankaj Gupta 
53*050a99a6SPankaj Gupta #ifndef __ASSEMBLER__
54*050a99a6SPankaj Gupta 
55*050a99a6SPankaj Gupta /* GIC common API's */
56*050a99a6SPankaj Gupta void plat_ls_gic_driver_init(const uintptr_t nxp_gicd_addr,
57*050a99a6SPankaj Gupta 			     const uintptr_t nxp_gicc_addr,
58*050a99a6SPankaj Gupta 			     uint8_t plat_core_count,
59*050a99a6SPankaj Gupta 			     interrupt_prop_t *ls_interrupt_props,
60*050a99a6SPankaj Gupta 			     uint8_t ls_interrupt_prop_count,
61*050a99a6SPankaj Gupta 			     uint32_t *target_mask_array);
62*050a99a6SPankaj Gupta void plat_ls_gic_init(void);
63*050a99a6SPankaj Gupta void plat_ls_gic_cpuif_enable(void);
64*050a99a6SPankaj Gupta void plat_ls_gic_cpuif_disable(void);
65*050a99a6SPankaj Gupta void plat_ls_gic_redistif_on(void);
66*050a99a6SPankaj Gupta void plat_ls_gic_redistif_off(void);
67*050a99a6SPankaj Gupta void plat_gic_pcpu_init(void);
68*050a99a6SPankaj Gupta /* GIC utility functions */
69*050a99a6SPankaj Gupta void get_gic_offset(uint32_t *gicc_base, uint32_t *gicd_base);
70*050a99a6SPankaj Gupta #endif
71*050a99a6SPankaj Gupta 
72*050a99a6SPankaj Gupta #endif /* PLAT_GICV2_H */
73