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| author | Sheetal Tigadoli <sheetal.tigadoli@broadcom.com> | 2020-01-05 21:19:02 +0530 |
|---|---|---|
| committer | Sheetal Tigadoli <sheetal.tigadoli@broadcom.com> | 2020-04-03 17:12:42 +0530 |
| commit | e3ee7b7dc85fdfd5fd445353ad65cd39302e94f6 (patch) | |
| tree | 10961b401bb7a22ce971986daa7e006c5ca4f10e /include | |
| parent | bffde63de7a2c1a8534c1d969857d17fa17e30df (diff) | |
| download | platform_external_arm-trusted-firmware-e3ee7b7dc85fdfd5fd445353ad65cd39302e94f6.tar.gz platform_external_arm-trusted-firmware-e3ee7b7dc85fdfd5fd445353ad65cd39302e94f6.tar.bz2 platform_external_arm-trusted-firmware-e3ee7b7dc85fdfd5fd445353ad65cd39302e94f6.zip | |
drivers: Add iproc spi driver
Add iproc spi driver
Change-Id: I652efab1efd9c487974dae9cb9d98b9b8e3759c4
Signed-off-by: Sheetal Tigadoli <sheetal.tigadoli@broadcom.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/drivers/brcm/spi.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/drivers/brcm/spi.h b/include/drivers/brcm/spi.h new file mode 100644 index 000000000..9d92d8cfc --- /dev/null +++ b/include/drivers/brcm/spi.h @@ -0,0 +1,21 @@ +/* + * Copyright (c) 2017 - 2020, Broadcom + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPI_H +#define SPI_H + +#include <stdint.h> + +#define SPI_XFER_BEGIN (1 << 0) /* Assert CS before transfer */ +#define SPI_XFER_END (1 << 1) /* De-assert CS after transfer */ +#define SPI_XFER_QUAD (1 << 2) + +int spi_init(void); +int spi_claim_bus(void); +void spi_release_bus(void); +int spi_xfer(uint32_t bitlen, const void *dout, void *din, uint32_t flags); + +#endif /* _SPI_H_ */ |