Blackfin: bfin_spi.h: add MMR peripheral layout
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
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@ -41,6 +41,25 @@
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#define BIT_STU_SENDOVER 0x0001
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#define BIT_STU_RECVFULL 0x0020
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/*
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* All Blackfin system MMRs are padded to 32bits even if the register
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* itself is only 16bits. So use a helper macro to streamline this.
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*/
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#define __BFP(m) u16 m; u16 __pad_##m
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/*
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* bfin spi registers layout
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*/
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struct bfin_spi_regs {
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__BFP(ctl);
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__BFP(flg);
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__BFP(stat);
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__BFP(tdbr);
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__BFP(rdbr);
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__BFP(baud);
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__BFP(shadow);
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};
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#define MAX_CTRL_CS 8 /* cs in spi controller */
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/* device.platform_data for SSP controller devices */
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