sh: mach-snapgear: Rip out superfluous PIO routines.

None of these PIO routines do anything other than basic error checking,
get rid of them and use the generic fallbacks.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/boards/mach-snapgear/Makefile b/arch/sh/boards/mach-snapgear/Makefile
index d2d2f4b..bc92e34 100644 (file)
--- a/arch/sh/boards/mach-snapgear/Makefile
+++ b/arch/sh/boards/mach-snapgear/Makefile
@@ -2,4 +2,4 @@
 # Makefile for the SnapGear specific parts of the kernel
 #
 
-obj-y   := setup.o io.o
+obj-y   := setup.o

diff --git a/arch/sh/boards/mach-snapgear/io.c b/arch/sh/boards/mach-snapgear/io.c
deleted file mode 100644 (file)
index 476650e..0000000
--- a/arch/sh/boards/mach-snapgear/io.c
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * Copyright (C) 2002  David McCullough <davidm@snapgear.com>
- * 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 <asm/addrspace.h>
-
-#ifdef CONFIG_SH_SECUREEDGE5410
-unsigned short secureedge5410_ioport;
-#endif
-
-static inline volatile __u16 *port2adr(unsigned int port)
-{
-       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 snapgear_inb(unsigned long port)
-{
-       if (PXSEG(port))
-               return *(volatile unsigned char *)port;
-       else
-               return (*port2adr(port)) & 0xff;
-}
-
-unsigned char snapgear_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 snapgear_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 snapgear_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 snapgear_outb(unsigned char value, unsigned long port)
-{
-
-       if (PXSEG(port))
-               *(volatile unsigned char *)port = value;
-       else
-               *(port2adr(port)) = value;
-}
-
-void snapgear_outb_p(unsigned char value, unsigned long port)
-{
-       if (PXSEG(port))
-               *(volatile unsigned char *)port = value;
-       else
-               *(port2adr(port)) = value;
-       ctrl_delay();
-}
-
-void snapgear_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 snapgear_outl(unsigned int value, unsigned long port)
-{
-       if (PXSEG(port))
-               *(volatile unsigned long *)port = value;
-       else
-               maybebadio(port);
-}
-
-void snapgear_insl(unsigned long port, void *addr, unsigned long count)
-{
-       maybebadio(port);
-}
-
-void snapgear_outsl(unsigned long port, const void *addr, unsigned long count)
-{
-       maybebadio(port);
-}

diff --git a/arch/sh/boards/mach-snapgear/setup.c b/arch/sh/boards/mach-snapgear/setup.c
index 331745d..10eeea9 100644 (file)
--- a/arch/sh/boards/mach-snapgear/setup.c
+++ b/arch/sh/boards/mach-snapgear/setup.c
@@ -1,6 +1,4 @@
 /*
- * linux/arch/sh/boards/snapgear/setup.c
- *
  * Copyright (C) 2002  David McCullough <davidm@snapgear.com>
  * Copyright (C) 2003  Paul Mundt <lethal@linux-sh.org>
  *
@@ -24,13 +22,14 @@
 #include <asm/io.h>
 #include <cpu/timer.h>
 
+unsigned short secureedge5410_ioport;
+
 /*
  * EraseConfig handling functions
  */
-
 static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id)
 {
-       (void)__raw_readb(0xb8000000);  /* dummy read */
+       ctrl_delay();   /* dummy read */
 
        printk("SnapGear: erase switch interrupt!\n");
 
@@ -39,21 +38,22 @@ static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id)
 
 static int __init eraseconfig_init(void)
 {
+       unsigned int irq = evt2irq(0x240);
+
        printk("SnapGear: EraseConfig init\n");
+
        /* Setup "EraseConfig" switch on external IRQ 0 */
-       if (request_irq(IRL0_IRQ, eraseconfig_interrupt, IRQF_DISABLED,
+       if (request_irq(irq, eraseconfig_interrupt, IRQF_DISABLED,
                                "Erase Config", NULL))
                printk("SnapGear: failed to register IRQ%d for Reset witch\n",
-                               IRL0_IRQ);
+                               irq);
        else
                printk("SnapGear: registered EraseConfig switch on IRQ%d\n",
-                               IRL0_IRQ);
-       return(0);
+                               irq);
+       return 0;
 }
-
 module_init(eraseconfig_init);
 
-/****************************************************************************/
 /*
  * Initialize IRQ setting
  *
@@ -62,7 +62,6 @@ module_init(eraseconfig_init);
  * IRL2 = eth1
  * IRL3 = crypto
  */
-
 static void __init init_snapgear_IRQ(void)
 {
        printk("Setup SnapGear IRQ/IPR ...\n");
@@ -76,20 +75,5 @@ static void __init init_snapgear_IRQ(void)
 static struct sh_machine_vector mv_snapgear __initmv = {
        .mv_name                = "SnapGear SecureEdge5410",
        .mv_nr_irqs             = 72,
-
-       .mv_inb                 = snapgear_inb,
-       .mv_inw                 = snapgear_inw,
-       .mv_inl                 = snapgear_inl,
-       .mv_outb                = snapgear_outb,
-       .mv_outw                = snapgear_outw,
-       .mv_outl                = snapgear_outl,
-
-       .mv_inb_p               = snapgear_inb_p,
-       .mv_inw_p               = snapgear_inw,
-       .mv_inl_p               = snapgear_inl,
-       .mv_outb_p              = snapgear_outb_p,
-       .mv_outw_p              = snapgear_outw,
-       .mv_outl_p              = snapgear_outl,
-
        .mv_init_irq            = init_snapgear_IRQ,
 };

diff --git a/arch/sh/include/mach-common/mach/snapgear.h b/arch/sh/include/mach-common/mach/snapgear.h
index 042d95f..3653b9a 100644 (file)
--- a/arch/sh/include/mach-common/mach/snapgear.h
+++ b/arch/sh/include/mach-common/mach/snapgear.h
@@ -12,30 +12,9 @@
 #ifndef _ASM_SH_IO_SNAPGEAR_H
 #define _ASM_SH_IO_SNAPGEAR_H
 
-#if defined(CONFIG_CPU_SH4)
-/*
- * The external interrupt lines, these take up ints 0 - 15 inclusive
- * depending on the priority for the interrupt.  In fact the priority
- * is the interrupt :-)
- */
-
-#define IRL0_IRQ       2
-#define IRL0_PRIORITY  13
-
-#define IRL1_IRQ       5
-#define IRL1_PRIORITY  10
-
-#define IRL2_IRQ       8
-#define IRL2_PRIORITY  7
-
-#define IRL3_IRQ       11
-#define IRL3_PRIORITY  4
-#endif
-
 #define __IO_PREFIX    snapgear
 #include <asm/io_generic.h>
 
-#ifdef CONFIG_SH_SECUREEDGE5410
 /*
  * We need to remember what was written to the ioport as some bits
  * are shared with other functions and you cannot read back what was
@@ -66,6 +45,5 @@ extern unsigned short secureedge5410_ioport;
                        ((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))
 #define SECUREEDGE_READ_IOPORT() \
         ((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))
-#endif
 
 #endif /* _ASM_SH_IO_SNAPGEAR_H */