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sh: revert dreamcast pci change

Commit e036eaa broke dreamcast pci, this
patch fixes that by reverting the dreamcast specific bits.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: Adrian McMenamin <adrian@mcmen.demon.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Magnus Damm authored and Paul Mundt committed Feb 26, 2008
1 parent bd49666 commit 763a495
Showing 1 changed file with 22 additions and 22 deletions.
44 changes: 22 additions & 22 deletions arch/sh/drivers/pci/ops-dreamcast.c
Original file line number Diff line number Diff line change
Expand Up @@ -83,9 +83,9 @@ static int gapspci_read(struct pci_bus *bus, unsigned int devfn, int where, int
return PCIBIOS_DEVICE_NOT_FOUND;

switch (size) {
case 1: *val = ctrl_inb(GAPSPCI_BBA_CONFIG+where); break;
case 2: *val = ctrl_inw(GAPSPCI_BBA_CONFIG+where); break;
case 4: *val = ctrl_inl(GAPSPCI_BBA_CONFIG+where); break;
case 1: *val = inb(GAPSPCI_BBA_CONFIG+where); break;
case 2: *val = inw(GAPSPCI_BBA_CONFIG+where); break;
case 4: *val = inl(GAPSPCI_BBA_CONFIG+where); break;
}

return PCIBIOS_SUCCESSFUL;
Expand All @@ -97,9 +97,9 @@ static int gapspci_write(struct pci_bus *bus, unsigned int devfn, int where, int
return PCIBIOS_DEVICE_NOT_FOUND;

switch (size) {
case 1: ctrl_outb(( u8)val, GAPSPCI_BBA_CONFIG+where); break;
case 2: ctrl_outw((u16)val, GAPSPCI_BBA_CONFIG+where); break;
case 4: ctrl_outl((u32)val, GAPSPCI_BBA_CONFIG+where); break;
case 1: outb(( u8)val, GAPSPCI_BBA_CONFIG+where); break;
case 2: outw((u16)val, GAPSPCI_BBA_CONFIG+where); break;
case 4: outl((u32)val, GAPSPCI_BBA_CONFIG+where); break;
}

return PCIBIOS_SUCCESSFUL;
Expand Down Expand Up @@ -127,36 +127,36 @@ int __init gapspci_init(void)
*/

for (i=0; i<16; i++)
idbuf[i] = ctrl_inb(GAPSPCI_REGS+i);
idbuf[i] = inb(GAPSPCI_REGS+i);

if (strncmp(idbuf, "GAPSPCI_BRIDGE_2", 16))
return -ENODEV;

ctrl_outl(0x5a14a501, GAPSPCI_REGS+0x18);
outl(0x5a14a501, GAPSPCI_REGS+0x18);

for (i=0; i<1000000; i++)
;

if (ctrl_inl(GAPSPCI_REGS+0x18) != 1)
if (inl(GAPSPCI_REGS+0x18) != 1)
return -EINVAL;

ctrl_outl(0x01000000, GAPSPCI_REGS+0x20);
ctrl_outl(0x01000000, GAPSPCI_REGS+0x24);
outl(0x01000000, GAPSPCI_REGS+0x20);
outl(0x01000000, GAPSPCI_REGS+0x24);

ctrl_outl(GAPSPCI_DMA_BASE, GAPSPCI_REGS+0x28);
ctrl_outl(GAPSPCI_DMA_BASE+GAPSPCI_DMA_SIZE, GAPSPCI_REGS+0x2c);
outl(GAPSPCI_DMA_BASE, GAPSPCI_REGS+0x28);
outl(GAPSPCI_DMA_BASE+GAPSPCI_DMA_SIZE, GAPSPCI_REGS+0x2c);

ctrl_outl(1, GAPSPCI_REGS+0x14);
ctrl_outl(1, GAPSPCI_REGS+0x34);
outl(1, GAPSPCI_REGS+0x14);
outl(1, GAPSPCI_REGS+0x34);

/* Setting Broadband Adapter */
ctrl_outw(0xf900, GAPSPCI_BBA_CONFIG+0x06);
ctrl_outl(0x00000000, GAPSPCI_BBA_CONFIG+0x30);
ctrl_outb(0x00, GAPSPCI_BBA_CONFIG+0x3c);
ctrl_outb(0xf0, GAPSPCI_BBA_CONFIG+0x0d);
ctrl_outw(0x0006, GAPSPCI_BBA_CONFIG+0x04);
ctrl_outl(0x00002001, GAPSPCI_BBA_CONFIG+0x10);
ctrl_outl(0x01000000, GAPSPCI_BBA_CONFIG+0x14);
outw(0xf900, GAPSPCI_BBA_CONFIG+0x06);
outl(0x00000000, GAPSPCI_BBA_CONFIG+0x30);
outb(0x00, GAPSPCI_BBA_CONFIG+0x3c);
outb(0xf0, GAPSPCI_BBA_CONFIG+0x0d);
outw(0x0006, GAPSPCI_BBA_CONFIG+0x04);
outl(0x00002001, GAPSPCI_BBA_CONFIG+0x10);
outl(0x01000000, GAPSPCI_BBA_CONFIG+0x14);

return 0;
}
Expand Down

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