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Diffstat (limited to '')
| -rw-r--r-- | include/drivers/nxp/qspi/qspi.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/drivers/nxp/qspi/qspi.h b/include/drivers/nxp/qspi/qspi.h new file mode 100644 index 0000000..db11c3b --- /dev/null +++ b/include/drivers/nxp/qspi/qspi.h @@ -0,0 +1,30 @@ +/* + * Copyright 2021 NXP + * + * SPDX-License-Identifier: BSD-3-Clause + * + */ + +#ifndef QSPI_H +#define QSPI_H + +#include <endian.h> +#include <lib/mmio.h> + +#define CHS_QSPI_MCR 0x01550000 +#define CHS_QSPI_64LE 0xC + +#ifdef NXP_QSPI_BE +#define qspi_in32(a) bswap32(mmio_read_32((uintptr_t)(a))) +#define qspi_out32(a, v) mmio_write_32((uintptr_t)(a), bswap32(v)) +#elif defined(NXP_QSPI_LE) +#define qspi_in32(a) mmio_read_32((uintptr_t)(a)) +#define qspi_out32(a, v) mmio_write_32((uintptr_t)(a), (v)) +#else +#error Please define CCSR QSPI register endianness +#endif + +int qspi_io_setup(uintptr_t nxp_qspi_flash_addr, + size_t nxp_qspi_flash_size, + uintptr_t fip_offset); +#endif /* __QSPI_H__ */ |