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| author | Paul Mundt <lethal@linux-sh.org> | 2011-01-13 07:21:27 +0100 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-13 07:21:27 +0100 |
| commit | ef7fc9026fe6adef13870c6b2cb4642b6193af67 (patch) | |
| tree | 6f41f996de6e76161fdfc60a197ec42f0aa0ec7d /include | |
| parent | sh: sh7372 SH4AL-DSP probe support (diff) | |
| parent | Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds... (diff) | |
| download | linux-ef7fc9026fe6adef13870c6b2cb4642b6193af67.tar.xz linux-ef7fc9026fe6adef13870c6b2cb4642b6193af67.zip | |
Merge branch 'common/serial-rework' into sh-latest
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/serial_sci.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index baed2122c5a6..1630d9cae22a 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h @@ -8,6 +8,23 @@ * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts) */ +enum { + SCBRR_ALGO_1, /* ((clk + 16 * bps) / (16 * bps) - 1) */ + SCBRR_ALGO_2, /* ((clk + 16 * bps) / (32 * bps) - 1) */ + SCBRR_ALGO_3, /* (((clk * 2) + 16 * bps) / (16 * bps) - 1) */ + SCBRR_ALGO_4, /* (((clk * 2) + 16 * bps) / (32 * bps) - 1) */ + SCBRR_ALGO_5, /* (((clk * 1000 / 32) / bps) - 1) */ +}; + +#define SCSCR_TIE (1 << 7) +#define SCSCR_RIE (1 << 6) +#define SCSCR_TE (1 << 5) +#define SCSCR_RE (1 << 4) +#define SCSCR_REIE (1 << 3) /* not supported by all parts */ +#define SCSCR_TOIE (1 << 2) /* not supported by all parts */ +#define SCSCR_CKE1 (1 << 1) +#define SCSCR_CKE0 (1 << 0) + /* Offsets into the sci_port->irqs array */ enum { SCIx_ERI_IRQ, @@ -29,7 +46,12 @@ struct plat_sci_port { unsigned int type; /* SCI / SCIF / IRDA */ upf_t flags; /* UPF_* flags */ char *clk; /* clock string */ + + unsigned int scbrr_algo_id; /* SCBRR calculation algo */ + unsigned int scscr; /* SCSCR initialization */ + struct device *dma_dev; + #ifdef CONFIG_SERIAL_SH_SCI_DMA unsigned int dma_slave_tx; unsigned int dma_slave_rx; |