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sh: add io_base member to pci_channel
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Store the io window base address in struct pci_channel and use that one
instead of SH77xx_PCI_IO_BASE.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Magnus Damm authored and Paul Mundt committed Apr 16, 2009
1 parent e4c6a36 commit ef53fde
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Showing 3 changed files with 7 additions and 4 deletions.
5 changes: 3 additions & 2 deletions arch/sh/drivers/pci/pci-sh7751.c
Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@ int __init sh7751_pci_init(struct pci_channel *chan)
pr_debug("PCI: Starting intialization.\n");

chan->reg_base = 0xfe200000;
chan->io_base = 0xfe240000;

/* check for SH7751/SH7751R hardware */
id = pci_read_reg(chan, SH7751_PCICONF0);
Expand Down Expand Up @@ -153,9 +154,9 @@ int __init sh7751_pcic_init(struct pci_channel *chan,
/* Map IO space into PCI IO window:
* IO addresses will be translated to the PCI IO window base address
*/
pr_debug("PCI: Mapping IO address 0x%x - 0x%x to base 0x%x\n",
pr_debug("PCI: Mapping IO address 0x%x - 0x%x to base 0x%lx\n",
chan->io_resource->start, chan->io_resource->end,
SH7751_PCI_IO_BASE + chan->io_resource->start);
chan->io_base + chan->io_resource->start);

/* Make sure the MSB's of IO window are set to access PCI space
* correctly */
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5 changes: 3 additions & 2 deletions arch/sh/drivers/pci/pci-sh7780.c
Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ int __init sh7780_pci_init(struct pci_channel *chan)
pr_debug("PCI: Starting intialization.\n");

chan->reg_base = 0xfe040000;
chan->io_base = 0xfe200000;

ctrl_outl(0x00000001, SH7780_PCI_VCR2); /* Enable PCIC */

Expand Down Expand Up @@ -135,9 +136,9 @@ int __init sh7780_pcic_init(struct pci_channel *chan,
/* Map IO space into PCI IO window:
* IO addresses will be translated to the PCI IO window base address
*/
pr_debug("PCI: Mapping IO address 0x%x - 0x%x to base 0x%x\n",
pr_debug("PCI: Mapping IO address 0x%x - 0x%x to base 0x%lx\n",
chan->io_resource->start, chan->io_resource->end,
SH7780_PCI_IO_BASE + chan->io_resource->start);
chan->io_base + chan->io_resource->start);

/* NOTE: I'm ignoring the PCI error IRQs for now..
* TODO: add support for the internal error interrupts and
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1 change: 1 addition & 0 deletions arch/sh/include/asm/pci.h
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ struct pci_channel {
int last_devfn;
int enabled;
unsigned long reg_base;
unsigned long io_base;
};

/*
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