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sh: mach-se: Rip out superfluous 7751 PIO routines. 

MRSHPC is wholly unused here, no need to trap it specially. If support is
added in the future it can be taken care of via platform data like on the
others.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2010-10-29 19:52:07 +09:00
parent 1e789887f3
commit e2781ac2a6
3 changed files with 1 additions and 138 deletions
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2
arch/sh/boards/mach-se/7751/Makefile
View File

@ -2,4 +2,4 @@
# Makefile for the 7751 SolutionEngine specific parts of the kernel
#
obj-y := setup.o io.o irq.o
obj-y := setup.o irq.o

119
arch/sh/boards/mach-se/7751/io.c
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@ -1,119 +0,0 @@
/*
* Copyright (C) 2001 Ian da Silva, Jeremy Siegel
* Based largely on io_se.c.
*
* I/O routine for Hitachi 7751 SolutionEngine.
*
* Initial version only to support LAN access; some
* placeholder code from io_se.c left in with the
* expectation of later SuperIO and PCMCIA access.
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <asm/io.h>
#include <mach-se/mach/se7751.h>
#include <asm/addrspace.h>
static inline volatile u16 *port2adr(unsigned int port)
{
if (port >= 0x2000)
return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000));
maybebadio((unsigned long)port);
return (volatile __u16*)port;
}
/*
* General outline: remap really low stuff [eventually] to SuperIO,
* stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO)
* is mapped through the PCI IO window. Stuff with high bits (PXSEG)
* should be way beyond the window, and is used w/o translation for
* compatibility.
*/
unsigned char sh7751se_inb(unsigned long port)
{
if (PXSEG(port))
return *(volatile unsigned char *)port;
else
return (*port2adr(port)) & 0xff;
}
unsigned char sh7751se_inb_p(unsigned long port)
{
unsigned char v;
if (PXSEG(port))
v = *(volatile unsigned char *)port;
else
v = (*port2adr(port)) & 0xff;
ctrl_delay();
return v;
}
unsigned short sh7751se_inw(unsigned long port)
{
if (PXSEG(port))
return *(volatile unsigned short *)port;
else if (port >= 0x2000)
return *port2adr(port);
else
maybebadio(port);
return 0;
}
unsigned int sh7751se_inl(unsigned long port)
{
if (PXSEG(port))
return *(volatile unsigned long *)port;
else if (port >= 0x2000)
return *port2adr(port);
else
maybebadio(port);
return 0;
}
void sh7751se_outb(unsigned char value, unsigned long port)
{
if (PXSEG(port))
*(volatile unsigned char *)port = value;
else
*(port2adr(port)) = value;
}
void sh7751se_outb_p(unsigned char value, unsigned long port)
{
if (PXSEG(port))
*(volatile unsigned char *)port = value;
else
*(port2adr(port)) = value;
ctrl_delay();
}
void sh7751se_outw(unsigned short value, unsigned long port)
{
if (PXSEG(port))
*(volatile unsigned short *)port = value;
else if (port >= 0x2000)
*port2adr(port) = value;
else
maybebadio(port);
}
void sh7751se_outl(unsigned int value, unsigned long port)
{
if (PXSEG(port))
*(volatile unsigned long *)port = value;
else
maybebadio(port);
}
void sh7751se_insl(unsigned long port, void *addr, unsigned long count)
{
maybebadio(port);
}
void sh7751se_outsl(unsigned long port, const void *addr, unsigned long count)
{
maybebadio(port);
}

18
arch/sh/boards/mach-se/7751/setup.c
View File

@ -56,23 +56,5 @@ __initcall(se7751_devices_setup);
static struct sh_machine_vector mv_7751se __initmv = {
.mv_name = "7751 SolutionEngine",
.mv_nr_irqs = 72,
.mv_inb = sh7751se_inb,
.mv_inw = sh7751se_inw,
.mv_inl = sh7751se_inl,
.mv_outb = sh7751se_outb,
.mv_outw = sh7751se_outw,
.mv_outl = sh7751se_outl,
.mv_inb_p = sh7751se_inb_p,
.mv_inw_p = sh7751se_inw,
.mv_inl_p = sh7751se_inl,
.mv_outb_p = sh7751se_outb_p,
.mv_outw_p = sh7751se_outw,
.mv_outl_p = sh7751se_outl,
.mv_insl = sh7751se_insl,
.mv_outsl = sh7751se_outsl,
.mv_init_irq = init_7751se_IRQ,
};