xref: /arm-trusted-firmware/include/common/fdt_fixup.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #ifndef FDT_FIXUP_H
8*91f16700Schasinglulu #define FDT_FIXUP_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu #include <stdbool.h>
11*91f16700Schasinglulu #include <stddef.h>
12*91f16700Schasinglulu #include <stdint.h>
13*91f16700Schasinglulu 
14*91f16700Schasinglulu #define INVALID_BASE_ADDR	((uintptr_t)~0UL)
15*91f16700Schasinglulu 
16*91f16700Schasinglulu struct psci_cpu_idle_state {
17*91f16700Schasinglulu 	const char *name;
18*91f16700Schasinglulu 	uint32_t power_state;
19*91f16700Schasinglulu 	bool local_timer_stop;
20*91f16700Schasinglulu 	uint32_t entry_latency_us;
21*91f16700Schasinglulu 	uint32_t exit_latency_us;
22*91f16700Schasinglulu 	uint32_t min_residency_us;
23*91f16700Schasinglulu 	uint32_t wakeup_latency_us;
24*91f16700Schasinglulu };
25*91f16700Schasinglulu 
26*91f16700Schasinglulu int dt_add_psci_node(void *fdt);
27*91f16700Schasinglulu int dt_add_psci_cpu_enable_methods(void *fdt);
28*91f16700Schasinglulu int fdt_add_reserved_memory(void *dtb, const char *node_name,
29*91f16700Schasinglulu 			    uintptr_t base, size_t size);
30*91f16700Schasinglulu int fdt_add_cpus_node(void *dtb, unsigned int afflv0,
31*91f16700Schasinglulu 		      unsigned int afflv1, unsigned int afflv2);
32*91f16700Schasinglulu int fdt_add_cpu_idle_states(void *dtb, const struct psci_cpu_idle_state *state);
33*91f16700Schasinglulu int fdt_adjust_gic_redist(void *dtb, unsigned int nr_cores, uintptr_t gicr_base,
34*91f16700Schasinglulu 			  unsigned int gicr_frame_size);
35*91f16700Schasinglulu int fdt_set_mac_address(void *dtb, unsigned int ethernet_idx,
36*91f16700Schasinglulu 			const uint8_t *mac_addr);
37*91f16700Schasinglulu 
38*91f16700Schasinglulu #endif /* FDT_FIXUP_H */
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