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| author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2011-05-10 20:52:07 +0200 |
|---|---|---|
| committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2011-05-10 22:50:41 +0200 |
| commit | 020abf03cd659388f94cb328e1e1df0656e0d7ff (patch) | |
| tree | 40d05011708ad1b4a05928d167eb120420581aa6 /include/linux/serial_sci.h | |
| parent | 0ff8fbc61727c926883eec381fbd3d32d1fab504 (diff) | |
| parent | 693d92a1bbc9e42681c42ed190bd42b636ca876f (diff) | |
Merge tag 'v2.6.39-rc7'
in order to pull in changes in drivers/media/dvb/firewire/ and
sound/firewire/.
Diffstat (limited to 'include/linux/serial_sci.h')
| -rw-r--r-- | include/linux/serial_sci.h | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index baed2122c5a6..a2afc9fbe186 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, @@ -17,23 +34,32 @@ enum { SCIx_NR_IRQS, }; +#define SCIx_IRQ_MUXED(irq) \ +{ \ + [SCIx_ERI_IRQ] = (irq), \ + [SCIx_RXI_IRQ] = (irq), \ + [SCIx_TXI_IRQ] = (irq), \ + [SCIx_BRI_IRQ] = (irq), \ +} + struct device; /* * Platform device specific platform_data struct */ struct plat_sci_port { - void __iomem *membase; /* io cookie */ unsigned long mapbase; /* resource base */ unsigned int irqs[SCIx_NR_IRQS]; /* ERI, RXI, TXI, BRI */ 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; -#endif + + unsigned int dma_slave_tx; + unsigned int dma_slave_rx; }; #endif /* __LINUX_SERIAL_SCI_H */ |