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MIPS: malta: malta-init: Fix System Controller memory mapping for EVA

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Shift System Controller memory mapping to 0x80000000

Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
This commit is contained in:
Leonid Yegoshin 2014-01-17 13:11:29 +00:00 committed by Ralf Baechle
parent d1965c0616
commit 2f284eac28
1 changed files with 13 additions and 0 deletions
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13
arch/mips/mti-malta/malta-init.c
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@ -244,10 +244,23 @@ mips_pci_controller:
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_MEM_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_BAR0_SHF);
#endif
#ifndef CONFIG_EVA
/* Fix up target memory mapping. */
MSC_READ(MSC01_PCI_BAR0, mask);
MSC_WRITE(MSC01_PCI_P2SCMSKL, mask & MSC01_PCI_BAR0_SIZE_MSK);
#else
/*
* Setup the Malta max (2GB) memory for PCI DMA in host bridge
* in transparent addressing mode, starting from 0x80000000.
*/
mask = PHYS_OFFSET | (1<<3);
MSC_WRITE(MSC01_PCI_BAR0, mask);
mask = PHYS_OFFSET;
MSC_WRITE(MSC01_PCI_HEAD4, mask);
MSC_WRITE(MSC01_PCI_P2SCMSKL, mask);
MSC_WRITE(MSC01_PCI_P2SCMAPL, mask);
#endif
/* Don't handle target retries indefinitely. */
if ((data & MSC01_PCI_CFG_MAXRTRY_MSK) ==
MSC01_PCI_CFG_MAXRTRY_MSK)