[linuxsh-dev] patch: Multiple SCI(F)s support

[NIIBE Y. <gn...@ch...>]

Stuart Menefy wrote:
 > Index: drivers/char/sh-sci.c
 > ===================================================================
 > RCS file: /cvsroot/linuxsh/kernel/drivers/char/sh-sci.c,v
 > retrieving revision 1.9
 > diff -c -r1.9 sh-sci.c
 > *** drivers/char/sh-sci.c	2000/06/14 09:38:30	1.9
 > --- drivers/char/sh-sci.c	2000/06/15 15:43:23
 > ***************
 > *** 96,101 ****
 > --- 100,162 ----
 >   	NULL
 >   };
 >   
 > + #if defined(SCI_ONLY) || defined(SCI_AND_SCIF)
 > + static void sci_init_pins_sci(struct sci_port* port, unsigned int cflag)
 > + {
 > + }
 > + #endif
 > + 
 > + #if defined(SCIF_ONLY) || defined(SCI_AND_SCIF)
 > + #if defined(__sh3__)
 > + /* For SH7709, SH7709A, SH7729 */
 > + static void sci_init_pins_scif(struct sci_port* port, unsigned int cflag)
 > + {
 > + 	unsigned int fcr_val = 0;
 > + 
 > + 	{
 > + 		unsigned short data;
 > + 
 > + 		/* We need to set SCPCR to enable RTS/CTS */
 > + 		data = ctrl_inw(SCPCR);
 > + 		/* Clear out SCP7MD1,0, SCP6MD1,0, SCP4MD1,0*/
 > + 		ctrl_outw(data&0x0fcf, SCPCR);
 > + 	}
 > + 	if (cflag & CRTSCTS)
 > + 		fcr_val |= SCFCR_MCE;
 > + 	else {
 > + 		unsigned short data;
 > + 
 > + 		/* We need to set SCPCR to enable RTS/CTS */
 > + 		data = ctrl_inw(SCPCR);
 > + 		/* Clear out SCP7MD1,0, SCP4MD1,0,
 > + 		   Set SCP6MD1,0 = {01} (output)  */
 > + 		ctrl_outw((data&0x0fcf)|0x1000, SCPCR);
 > + 
 > + 		data = ctrl_inb(SCPDR);
 > + 		/* Set /RTS2 (bit6) = 0 */
 > + 		ctrl_outb(SCPDR, data&0xbf);

This should be:
 		ctrl_outb(data&0xbf, SCPDR);

 > + 	}
 > + 	sci_out(port, SCFCR, fcr_val);
 > + }

It works fine on SH7709A (SolutionEngine).

Please check in.  Then, let's assign new device number for it.
I think that we need CONFIG_SCI_SERIAL again.

The rationale for new device number is: some boards has same serial
chip as PC and he may want to use standard serial driver.
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