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From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] PCI: imx6: ventana: fixup for IRQ mismapping
Date: Fri, 28 Feb 2014 10:27:13 +0100	[thread overview]
Message-ID: <7755759.E1g1jlxbyc@wuerfel> (raw)
In-Reply-To: <1393550394-11071-4-git-send-email-tharvey@gateworks.com>

On Thursday 27 February 2014 17:19:54 Tim Harvey wrote:
> The TI XIO2001 PCIe-to-PCI bridge used on Ventana expansion boards
> has its slot-to-bridge IRQ mapping reversed from the PCI specification:
> 
>   INTA->INTD
>   INTB->INTC
>   INTC->INTB
>   INTD->INTA
> 
> Implement a custom swizzle function that does a fixup on the interrupt for
> devices on the first TI XIO2001 bridge in the tree.
> 

I'm pretty sure you can express that by using a more specific
'interrupt-map' property that defines the correct mapping for
the PCIe-to-PCI bridge in the board file.

	Arnd

  parent reply	other threads:[~2014-02-28  9:27 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-28  1:19 [RFC PATCH 0/3] PCI: imx6: fixup for add-in card IRQ mismapping Tim Harvey
2014-02-28  1:19 ` [PATCH 1/3] PCI: designware: add legacy PCI interrupt mapping Tim Harvey
2014-02-28  2:00   ` Jingoo Han
2014-02-28  4:24     ` Tim Harvey
2014-02-28  7:01       ` Jingoo Han
2014-02-28 10:12         ` Marek Vasut
2014-02-28 11:27         ` Lucas Stach
2014-02-28 11:37           ` Arnd Bergmann
2014-02-28 12:09             ` Lucas Stach
2014-02-28 12:27               ` Arnd Bergmann
2014-02-28 13:53                 ` Lucas Stach
2014-02-28  2:10   ` Shawn Guo
2014-02-28  1:19 ` [PATCH 2/3] PCI: designware: add ability for custom swizzle Tim Harvey
2014-02-28  1:19 ` [PATCH 3/3] PCI: imx6: ventana: fixup for IRQ mismapping Tim Harvey
2014-02-28  2:10   ` Jingoo Han
2014-02-28  9:27   ` Arnd Bergmann [this message]
2014-02-28 17:39     ` Jason Gunthorpe
2014-03-01  0:52       ` Tim Harvey
2014-03-01  1:22         ` Jason Gunthorpe
2014-03-03 19:59           ` Tim Harvey
2014-03-03 23:37             ` Jason Gunthorpe
2014-03-04  0:38               ` Tim Harvey
2014-03-04  1:01                 ` Jason Gunthorpe
2014-02-28  1:50 ` [RFC PATCH 0/3] PCI: imx6: fixup for add-in card " Jingoo Han
2014-02-28  4:16   ` Tim Harvey
2014-02-28  6:22     ` Jingoo Han
2014-02-28 10:15       ` Marek Vasut
2014-02-28 16:52       ` Tim Harvey
2014-02-28 16:55         ` Lucas Stach

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