xref: /arm-trusted-firmware/include/drivers/nxp/crypto/caam/caam_io.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright 2018-2021 NXP
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  *
6*91f16700Schasinglulu  */
7*91f16700Schasinglulu 
8*91f16700Schasinglulu #ifndef CAAM_IO_H
9*91f16700Schasinglulu #define CAAM_IO_H
10*91f16700Schasinglulu 
11*91f16700Schasinglulu #include <endian.h>
12*91f16700Schasinglulu #include <lib/mmio.h>
13*91f16700Schasinglulu 
14*91f16700Schasinglulu typedef unsigned long long phys_addr_t;
15*91f16700Schasinglulu typedef unsigned long long phys_size_t;
16*91f16700Schasinglulu 
17*91f16700Schasinglulu /* Return higher 32 bits of physical address */
18*91f16700Schasinglulu #define PHYS_ADDR_HI(phys_addr) \
19*91f16700Schasinglulu 	    (uint32_t)(((uint64_t)phys_addr) >> 32)
20*91f16700Schasinglulu 
21*91f16700Schasinglulu /* Return lower 32 bits of physical address */
22*91f16700Schasinglulu #define PHYS_ADDR_LO(phys_addr) \
23*91f16700Schasinglulu 	    (uint32_t)(((uint64_t)phys_addr) & 0xFFFFFFFF)
24*91f16700Schasinglulu 
25*91f16700Schasinglulu #ifdef NXP_SEC_BE
26*91f16700Schasinglulu #define sec_in32(a)	bswap32(mmio_read_32((uintptr_t)(a)))
27*91f16700Schasinglulu #define sec_out32(a, v)	mmio_write_32((uintptr_t)(a), bswap32(v))
28*91f16700Schasinglulu #define sec_in64(addr)  (					\
29*91f16700Schasinglulu 	((uint64_t)sec_in32((uintptr_t)(addr)) << 32) |	\
30*91f16700Schasinglulu 	(sec_in32(((uintptr_t)(addr)) + 4)))
31*91f16700Schasinglulu #define sec_out64(addr, val) ({					\
32*91f16700Schasinglulu 	sec_out32(((uintptr_t)(addr)), (uint32_t)((val) >> 32));	\
33*91f16700Schasinglulu 	sec_out32(((uintptr_t)(addr)) + 4, (uint32_t)(val)); })
34*91f16700Schasinglulu #elif defined(NXP_SEC_LE)
35*91f16700Schasinglulu #define sec_in32(a)	mmio_read_32((uintptr_t)(a))
36*91f16700Schasinglulu #define sec_out32(a, v)	mmio_write_32((uintptr_t)(a), (v))
37*91f16700Schasinglulu #define sec_in64(addr)	(					\
38*91f16700Schasinglulu 	((uint64_t)sec_in32((uintptr_t)(addr) + 4) << 32) |	\
39*91f16700Schasinglulu 	(sec_in32((uintptr_t)(addr))))
40*91f16700Schasinglulu #define sec_out64(addr, val) ({						\
41*91f16700Schasinglulu 	sec_out32(((uintptr_t)(addr)) + 4, (uint32_t)((val) >> 32));	\
42*91f16700Schasinglulu 	sec_out32(((uintptr_t)(addr)), (uint32_t)(val)); })
43*91f16700Schasinglulu #else
44*91f16700Schasinglulu #error Please define CCSR SEC register endianness
45*91f16700Schasinglulu #endif
46*91f16700Schasinglulu 
47*91f16700Schasinglulu static inline void *ptov(phys_addr_t *ptr)
48*91f16700Schasinglulu {
49*91f16700Schasinglulu 	return (void *)ptr;
50*91f16700Schasinglulu }
51*91f16700Schasinglulu 
52*91f16700Schasinglulu static inline phys_addr_t *vtop(void *ptr)
53*91f16700Schasinglulu {
54*91f16700Schasinglulu 	return (phys_addr_t *)ptr;
55*91f16700Schasinglulu }
56*91f16700Schasinglulu #endif /* CAAM_IO_H */
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