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Commit 27eedbf5 authored by Russell King's avatar Russell King Committed by Dan Williams
Browse files

iop: when scanning PCI bus, translate the PCI addresses according to the outbound window settings 



... otherwise we end up trying to access peripherals using wrong PCI
addresses.

Cc: Lennert Buytenhek <kernel@wantstofly.org>
Acked-by: default avatarDan Williams <dan.j.williams@intel.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent c3a1c9c7

arch/arm/plat-iop/pci.c

+5 −2
Original line number Original line Diff line number Diff line
@@ -209,8 +209,11 @@ int iop3xx_pci_setup(int nr, struct pci_sys_data *sys) 
	res[1].flags = IORESOURCE_MEM;

	res[1].flags = IORESOURCE_MEM;

	request_resource(&iomem_resource, &res[1]);

	request_resource(&iomem_resource, &res[1]);





	sys->mem_offset = IOP3XX_PCI_LOWER_MEM_PA - IOP3XX_PCI_LOWER_MEM_BA;

	/*

	sys->io_offset  = IOP3XX_PCI_LOWER_IO_PA - IOP3XX_PCI_LOWER_IO_BA;

	 * Use whatever translation is already setup.

	 */

	sys->mem_offset = IOP3XX_PCI_LOWER_MEM_PA - *IOP3XX_OMWTVR0;

	sys->io_offset  = IOP3XX_PCI_LOWER_IO_PA - *IOP3XX_OIOWTVR;





	sys->resource[0] = &res[0];

	sys->resource[0] = &res[0];

	sys->resource[1] = &res[1];

	sys->resource[1] = &res[1];