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| author | Varun Sethi <Varun.Sethi@freescale.com> | 2015-07-29 00:03:47 +0530 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-09-01 21:49:27 -0500 |
| commit | 6923b069bd50b3ac519b16b6ae6aabbd2984c391 (patch) | |
| tree | 43062730f19350b275303d55bb58ec90901a84cc /drivers/pci/pcie_layerscape.c | |
| parent | 997992201541dcec67cf1ed568e442efd57cbac4 (diff) | |
| download | u-boot-6923b069bd50b3ac519b16b6ae6aabbd2984c391.tar.gz u-boot-6923b069bd50b3ac519b16b6ae6aabbd2984c391.tar.bz2 u-boot-6923b069bd50b3ac519b16b6ae6aabbd2984c391.zip | |
pci/layerscape: Setup mmu-masters property for the PCIe
Setup mmu-masters property for the PCIe controllers. This would be
used by the Linux SMMU driver, while setting up stream ID table mappings
for the PCIe devices.
Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/pci/pcie_layerscape.c')
| -rw-r--r-- | drivers/pci/pcie_layerscape.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pci/pcie_layerscape.c b/drivers/pci/pcie_layerscape.c index 95cfe8c16f..2f24a6a39b 100644 --- a/drivers/pci/pcie_layerscape.c +++ b/drivers/pci/pcie_layerscape.c @@ -689,6 +689,7 @@ void fdt_fixup_smmu_pcie(void *blob) { int count; u32 stream_ids[MAX_STREAM_IDS]; + u32 ctlr_streamid = 0x300; #ifdef CONFIG_PCIE1 /* PEX1 stream ID fixup */ @@ -696,6 +697,8 @@ void fdt_fixup_smmu_pcie(void *blob) alloc_stream_ids(FSL_PEX1_STREAM_ID_START, count, stream_ids, MAX_STREAM_IDS); pcie_set_available_streamids(blob, "/pcie@3400000", stream_ids, count); + append_mmu_masters(blob, "/iommu@5000000", "/pcie@3400000", + &ctlr_streamid, 1); #endif #ifdef CONFIG_PCIE2 @@ -704,6 +707,8 @@ void fdt_fixup_smmu_pcie(void *blob) alloc_stream_ids(FSL_PEX2_STREAM_ID_START, count, stream_ids, MAX_STREAM_IDS); pcie_set_available_streamids(blob, "/pcie@3500000", stream_ids, count); + append_mmu_masters(blob, "/iommu@5000000", "/pcie@3500000", + &ctlr_streamid, 1); #endif #ifdef CONFIG_PCIE3 @@ -712,6 +717,8 @@ void fdt_fixup_smmu_pcie(void *blob) alloc_stream_ids(FSL_PEX3_STREAM_ID_START, count, stream_ids, MAX_STREAM_IDS); pcie_set_available_streamids(blob, "/pcie@3600000", stream_ids, count); + append_mmu_masters(blob, "/iommu@5000000", "/pcie@3600000", + &ctlr_streamid, 1); #endif #ifdef CONFIG_PCIE4 @@ -720,6 +727,8 @@ void fdt_fixup_smmu_pcie(void *blob) alloc_stream_ids(FSL_PEX4_STREAM_ID_START, count, stream_ids, MAX_STREAM_IDS); pcie_set_available_streamids(blob, "/pcie@3700000", stream_ids, count); + append_mmu_masters(blob, "/iommu@5000000", "/pcie@3700000", + &ctlr_streamid, 1); #endif } #endif |