diff options
| author | Mario Six <mario.six@gdsys.cc> | 2019-04-29 01:58:41 +0530 |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2019-06-10 17:59:48 +0530 |
| commit | 6ea9395bf7af26b7b84c9668b46d0c66946bbde3 (patch) | |
| tree | af767995597527201c7dedc6c1c63008b4b4ea5c /drivers/spi | |
| parent | fabe6c49091aea05e4647f836c4ad2bf13a516f8 (diff) | |
spi: mpc8xxx: Replace defines with enums
Replace pre-processor defines with proper enums, and use the BIT macro
where applicable.
Signed-off-by: Mario Six <mario.six@gdsys.cc>
Acked-by: Jagan Teki <jagan@amarulasolutions.com>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/mpc8xxx_spi.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/spi/mpc8xxx_spi.c b/drivers/spi/mpc8xxx_spi.c index 91b639f1e6..7b2ab1e4af 100644 --- a/drivers/spi/mpc8xxx_spi.c +++ b/drivers/spi/mpc8xxx_spi.c @@ -10,13 +10,25 @@ #include <spi.h> #include <asm/mpc8xxx_spi.h> -#define SPI_EV_NE (0x80000000 >> 22) /* Receiver Not Empty */ -#define SPI_EV_NF (0x80000000 >> 23) /* Transmitter Not Full */ - -#define SPI_MODE_LOOP (0x80000000 >> 1) /* Loopback mode */ -#define SPI_MODE_REV (0x80000000 >> 5) /* Reverse mode - MSB first */ -#define SPI_MODE_MS (0x80000000 >> 6) /* Always master */ -#define SPI_MODE_EN (0x80000000 >> 7) /* Enable interface */ +enum { + SPI_EV_NE = BIT(31 - 22), /* Receiver Not Empty */ + SPI_EV_NF = BIT(31 - 23), /* Transmitter Not Full */ +}; + +enum { + SPI_MODE_LOOP = BIT(31 - 1), /* Loopback mode */ + SPI_MODE_CI = BIT(31 - 2), /* Clock invert */ + SPI_MODE_CP = BIT(31 - 3), /* Clock phase */ + SPI_MODE_DIV16 = BIT(31 - 4), /* Divide clock source by 16 */ + SPI_MODE_REV = BIT(31 - 5), /* Reverse mode - MSB first */ + SPI_MODE_MS = BIT(31 - 6), /* Always master */ + SPI_MODE_EN = BIT(31 - 7), /* Enable interface */ + + SPI_MODE_LEN_MASK = 0xf00000, + SPI_MODE_PM_MASK = 0xf0000, + + SPI_COM_LST = BIT(31 - 9), +}; #define SPI_TIMEOUT 1000 |