xref: /aosp_15_r20/external/arm-trusted-firmware/include/drivers/nxp/qspi/qspi.h (revision 54fd6939e177f8ff529b10183254802c76df6d08)
1*54fd6939SJiyong Park /*
2*54fd6939SJiyong Park  * Copyright 2021 NXP
3*54fd6939SJiyong Park  *
4*54fd6939SJiyong Park  * SPDX-License-Identifier: BSD-3-Clause
5*54fd6939SJiyong Park  *
6*54fd6939SJiyong Park  */
7*54fd6939SJiyong Park 
8*54fd6939SJiyong Park #ifndef QSPI_H
9*54fd6939SJiyong Park #define QSPI_H
10*54fd6939SJiyong Park 
11*54fd6939SJiyong Park #include <endian.h>
12*54fd6939SJiyong Park #include <lib/mmio.h>
13*54fd6939SJiyong Park 
14*54fd6939SJiyong Park #define CHS_QSPI_MCR			0x01550000
15*54fd6939SJiyong Park #define CHS_QSPI_64LE			0xC
16*54fd6939SJiyong Park 
17*54fd6939SJiyong Park #ifdef NXP_QSPI_BE
18*54fd6939SJiyong Park #define qspi_in32(a)           bswap32(mmio_read_32((uintptr_t)(a)))
19*54fd6939SJiyong Park #define qspi_out32(a, v)       mmio_write_32((uintptr_t)(a), bswap32(v))
20*54fd6939SJiyong Park #elif defined(NXP_QSPI_LE)
21*54fd6939SJiyong Park #define qspi_in32(a)           mmio_read_32((uintptr_t)(a))
22*54fd6939SJiyong Park #define qspi_out32(a, v)       mmio_write_32((uintptr_t)(a), (v))
23*54fd6939SJiyong Park #else
24*54fd6939SJiyong Park #error Please define CCSR QSPI register endianness
25*54fd6939SJiyong Park #endif
26*54fd6939SJiyong Park 
27*54fd6939SJiyong Park int qspi_io_setup(uintptr_t nxp_qspi_flash_addr,
28*54fd6939SJiyong Park 		  size_t nxp_qspi_flash_size,
29*54fd6939SJiyong Park 		  uintptr_t fip_offset);
30*54fd6939SJiyong Park #endif /* __QSPI_H__ */
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