diff options
Diffstat (limited to 'drivers/nxp/qspi/qspi.h')
-rw-r--r-- | drivers/nxp/qspi/qspi.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/nxp/qspi/qspi.h b/drivers/nxp/qspi/qspi.h new file mode 100644 index 000000000..ba69c552f --- /dev/null +++ b/drivers/nxp/qspi/qspi.h @@ -0,0 +1,31 @@ +/* + * Copyright 2020 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__ */ |