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sh: Consolidated SH7751/SH7780 PCI support.

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This cleans up quite a lot of the PCI mess that we
currently have, and attempts to consolidate the
duplication in the SH7780 and SH7751 PCI controllers.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2006-09-27 16:43:28 +09:00
parent e108b2ca23
commit 959f85f8a3
37 changed files with 985 additions and 1521 deletions
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24
arch/sh/drivers/pci/fixups-rts7751r2d.c
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@@ -10,8 +10,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include "pci-sh7751.h"
#include <asm/io.h>
#include "pci-sh4.h"
#define PCIMCR_MRSET_OFF 0xBFFFFFFF
#define PCIMCR_RFSH_OFF 0xFFFFFFFB
@@ -22,22 +21,23 @@ int pci_fixup_pcic(void)
bcr1 = inl(SH7751_BCR1);
bcr1 |= 0x40080000; /* Enable Bit 19 BREQEN, set PCIC to slave */
outl(bcr1, PCI_REG(SH7751_PCIBCR1));
pci_write_reg(bcr1, SH4_PCIBCR1);
/* Enable all interrupts, so we known what to fix */
outl(0x0000c3ff, PCI_REG(SH7751_PCIINTM));
outl(0x0000380f, PCI_REG(SH7751_PCIAINTM));
pci_write_reg(0x0000c3ff, SH4_PCIINTM);
pci_write_reg(0x0000380f, SH4_PCIAINTM);
outl(0xfb900047, PCI_REG(SH7751_PCICONF1));
outl(0xab000001, PCI_REG(SH7751_PCICONF4));
pci_write_reg(0xfb900047, SH7751_PCICONF1);
pci_write_reg(0xab000001, SH7751_PCICONF4);
mcr = inl(SH7751_MCR);
mcr = (mcr & PCIMCR_MRSET_OFF) & PCIMCR_RFSH_OFF;
outl(mcr, PCI_REG(SH7751_PCIMCR));
pci_write_reg(mcr, SH4_PCIMCR);
pci_write_reg(0x0c000000, SH7751_PCICONF5);
pci_write_reg(0xd0000000, SH7751_PCICONF6);
pci_write_reg(0x0c000000, SH4_PCILAR0);
pci_write_reg(0x00000000, SH4_PCILAR1);
outl(0x0c000000, PCI_REG(SH7751_PCICONF5));
outl(0xd0000000, PCI_REG(SH7751_PCICONF6));
outl(0x0c000000, PCI_REG(SH7751_PCILAR0));
outl(0x00000000, PCI_REG(SH7751_PCILAR1));
return 0;
}