10 lines
496 B
C
10 lines
496 B
C
/*
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* Ioctl definitions for SPI driver.
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*/
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#define SPICTL_SETMODE 0x20007000 /* set SPI mode */
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#define SPICTL_SETRATE 0x20007001 /* set clock rate, kHz */
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#define SPICTL_SETSELPIN 0x20007002 /* set select pin */
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#define SPICTL_IO8(n) (0xc0007003 | (n)<<16) /* transfer n*8 bits */
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#define SPICTL_IO16(n) (0xc0007004 | (n)<<16) /* transfer n*16 bits */
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#define SPICTL_IO32(n) (0xc0007005 | (n)<<16) /* transfer n*32 bits */
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