diff options
| author | Vignesh Raghavendra <vigneshr@ti.com> | 2019-12-05 15:46:05 +0530 |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2020-01-27 22:27:22 +0530 |
| commit | 658df8bd946493e7fa7b0048a3a9bd658a1f4518 (patch) | |
| tree | bb4de75e6c02ffa459d85491a10a561960a1529f /include/spi.h | |
| parent | ffab212123481aa44f37cd4fdb4476ec15ff98b6 (diff) | |
mtd: spi-nor-core: Add octal mode support
Add support for Octal flash devices. Octal flash devices use 8 IO lines
for data transfer. Currently only 1-1-8 Octal Read mode is supported.
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
Diffstat (limited to 'include/spi.h')
| -rw-r--r-- | include/spi.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/spi.h b/include/spi.h index 18a0312f9f..852f570eaa 100644 --- a/include/spi.h +++ b/include/spi.h @@ -30,6 +30,8 @@ #define SPI_RX_SLOW BIT(11) /* receive with 1 wire slow */ #define SPI_RX_DUAL BIT(12) /* receive with 2 wires */ #define SPI_RX_QUAD BIT(13) /* receive with 4 wires */ +#define SPI_TX_OCTAL BIT(14) /* transmit with 8 wires */ +#define SPI_RX_OCTAL BIT(15) /* receive with 8 wires */ /* Header byte that marks the start of the message */ #define SPI_PREAMBLE_END_BYTE 0xec |