From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id 47382DDED3 for ; Tue, 24 Jul 2007 06:50:58 +1000 (EST) From: Kumar Gala To: Benjamin Herrenschmidt , linuxppc-dev@ozlabs.org Subject: [PATCH 12/25] [POWERPC] 85xx: Add quirk to ignore bogus FPGA on CDS Date: Mon, 23 Jul 2007 15:49:59 -0500 Message-Id: <1185223830411-git-send-email-galak@kernel.crashing.org> In-Reply-To: <11852238283648-git-send-email-galak@kernel.crashing.org> References: <11852238122538-git-send-email-galak@kernel.crashing.org> <1185223813693-git-send-email-galak@kernel.crashing.org> <11852238151983-git-send-email-galak@kernel.crashing.org> <11852238161546-git-send-email-galak@kernel.crashing.org> <1185223818821-git-send-email-galak@kernel.crashing.org> <11852238193371-git-send-email-galak@kernel.crashing.org> <1185223821183-git-send-email-galak@kernel.crashing.org> <11852238233066-git-send-email-galak@kernel.crashing.org> <11852238241475-git-send-email-galak@kernel.crashing.org> <11852238253550-git-send-email-galak@kernel.crashing.org> <11852238271141-git-send-email-galak@kernel.crashing.org> <11852238283648-git-send-email-galak@kernel.crashing.org> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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: Kumar Gala --- arch/powerpc/platforms/85xx/mpc85xx_cds.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/arch/powerpc/platforms/85xx/mpc85xx_cds.c index 9b559eb..71200bd 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c @@ -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) -- 1.5.2.2