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Commit 4e798211 authored by Kumar Gala's avatar Kumar Gala
Browse files

[POWERPC] 85xx: Add quirk to ignore bogus FPGA on CDS 

The newer Arcadia boards for CDS have an FPGA that shows up on PCI
however isn't a real PCI device.  Add a quirk to just ignore the
FPGA.

This is based on the following patch from Andy & York:

http://ozlabs.org/pipermail/linuxppc-dev/2007-February/032042.html



Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent aa3c1121

arch/powerpc/platforms/85xx/mpc85xx_cds.c

+10 −0
Original line number Diff line number Diff line
@@ -108,6 +108,16 @@ static void __init mpc85xx_cds_pci_irq_fixup(struct pci_dev *dev) 
	}

}



static void __devinit skip_fake_bridge(struct pci_dev *dev)

{

	/* Make it an error to skip the fake bridge

	 * in pci_setup_device() in probe.c */

	dev->hdr_type = 0x7f;

}

DECLARE_PCI_FIXUP_EARLY(0x1957, 0x3fff, skip_fake_bridge);

DECLARE_PCI_FIXUP_EARLY(0x3fff, 0x1957, skip_fake_bridge);

DECLARE_PCI_FIXUP_EARLY(0xff3f, 0x5719, skip_fake_bridge);



#ifdef CONFIG_PPC_I8259

#warning The i8259 PIC support is currently broken

static void mpc85xx_8259_cascade(unsigned int irq, struct irq_desc *desc)