diff options
Diffstat (limited to 'bsp/dm365/drivers/spi-davinci.h')
| -rw-r--r-- | bsp/dm365/drivers/spi-davinci.h | 60 |
1 files changed, 30 insertions, 30 deletions
diff --git a/bsp/dm365/drivers/spi-davinci.h b/bsp/dm365/drivers/spi-davinci.h index 0aa0a7eac1..d1761e03f3 100644 --- a/bsp/dm365/drivers/spi-davinci.h +++ b/bsp/dm365/drivers/spi-davinci.h @@ -4,8 +4,8 @@ * SPDX-License-Identifier: Apache-2.0 * * Change Logs: - * Date Author Notes - * 2011-01-13 weety first version + * Date Author Notes + * 2011-01-13 weety first version */ #ifndef __DAVINCI_SPI_H @@ -16,46 +16,46 @@ typedef unsigned short u16; typedef unsigned char u8; typedef unsigned int bool; -#define SPI_INTERN_CS 0xFF +#define SPI_INTERN_CS 0xFF enum { - SPI_VERSION_1, /* For DM355/DM365/DM6467 */ - SPI_VERSION_2, /* For DA8xx */ + SPI_VERSION_1, /* For DM355/DM365/DM6467 */ + SPI_VERSION_2, /* For DA8xx */ }; /** * davinci_spi_config - Per-chip-select configuration for SPI slave devices * - * @wdelay: amount of delay between transmissions. Measured in number of - * SPI module clocks. - * @odd_parity: polarity of parity flag at the end of transmit data stream. - * 0 - odd parity, 1 - even parity. + * @wdelay: amount of delay between transmissions. Measured in number of + * SPI module clocks. + * @odd_parity: polarity of parity flag at the end of transmit data stream. + * 0 - odd parity, 1 - even parity. * @parity_enable: enable transmission of parity at end of each transmit - * data stream. - * @io_type: type of IO transfer. Choose between polled, interrupt and DMA. + * data stream. + * @io_type: type of IO transfer. Choose between polled, interrupt and DMA. * @timer_disable: disable chip-select timers (setup and hold) - * @c2tdelay: chip-select setup time. Measured in number of SPI module clocks. - * @t2cdelay: chip-select hold time. Measured in number of SPI module clocks. - * @t2edelay: transmit data finished to SPI ENAn pin inactive time. Measured - * in number of SPI clocks. - * @c2edelay: chip-select active to SPI ENAn signal active time. Measured in - * number of SPI clocks. + * @c2tdelay: chip-select setup time. Measured in number of SPI module clocks. + * @t2cdelay: chip-select hold time. Measured in number of SPI module clocks. + * @t2edelay: transmit data finished to SPI ENAn pin inactive time. Measured + * in number of SPI clocks. + * @c2edelay: chip-select active to SPI ENAn signal active time. Measured in + * number of SPI clocks. */ struct davinci_spi_config { - u8 wdelay; - u8 odd_parity; - u8 parity_enable; -#define SPI_IO_TYPE_INTR 0 -#define SPI_IO_TYPE_POLL 1 -#define SPI_IO_TYPE_DMA 2 - u8 io_type; - u8 timer_disable; - u8 c2tdelay; - u8 t2cdelay; - u8 t2edelay; - u8 c2edelay; + u8 wdelay; + u8 odd_parity; + u8 parity_enable; +#define SPI_IO_TYPE_INTR 0 +#define SPI_IO_TYPE_POLL 1 +#define SPI_IO_TYPE_DMA 2 + u8 io_type; + u8 timer_disable; + u8 c2tdelay; + u8 t2cdelay; + u8 t2edelay; + u8 c2edelay; }; extern int rt_hw_spi_init(void); -#endif /* __DAVINCI_SPI_H */ +#endif /* __DAVINCI_SPI_H */ |