diff options
| author | Bharat Bhushan <Bharat.Bhushan@nxp.com> | 2017-08-31 13:26:46 +0530 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2017-09-22 12:42:29 -0700 |
| commit | 4b97a8244226646e7670167d83569738d809c85b (patch) | |
| tree | 023d928c4a51fda0354ac4563eb8966b6af067ff /drivers | |
| parent | 77dc01bdc155a133871c0965ff7d012cac2c3a53 (diff) | |
pci: layerscape: Fixup iommu-map for LS208xA
Commit 0aaa1a9 added support for LS208xA devices but fixing
iommu-map property is missing. This patch adds support for
fixing iommu-map.
Signed-off-by: Bharat Bhushan <Bharat.Bhushan@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
[YS: revised commit message]
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/pcie_layerscape_fixup.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/pci/pcie_layerscape_fixup.c b/drivers/pci/pcie_layerscape_fixup.c index 9e6c2f5dfc..3dae20103d 100644 --- a/drivers/pci/pcie_layerscape_fixup.c +++ b/drivers/pci/pcie_layerscape_fixup.c @@ -130,19 +130,28 @@ static void fdt_pcie_set_iommu_map_entry(void *blob, struct ls_pcie *pcie, u32 iommu_map[4]; int nodeoffset; int lenp; + uint svr; + char *compat = NULL; /* find pci controller node */ nodeoffset = fdt_node_offset_by_compat_reg(blob, "fsl,ls-pcie", pcie->dbi_res.start); if (nodeoffset < 0) { #ifdef CONFIG_FSL_PCIE_COMPAT /* Compatible with older version of dts node */ - nodeoffset = fdt_node_offset_by_compat_reg(blob, - CONFIG_FSL_PCIE_COMPAT, pcie->dbi_res.start); + svr = (get_svr() >> SVR_VAR_PER_SHIFT) & 0xFFFFFE; + if (svr == SVR_LS2088A || svr == SVR_LS2084A || + svr == SVR_LS2048A || svr == SVR_LS2044A || + svr == SVR_LS2081A || svr == SVR_LS2041A) + compat = "fsl,ls2088a-pcie"; + else + compat = CONFIG_FSL_PCIE_COMPAT; + + if (compat) + nodeoffset = fdt_node_offset_by_compat_reg(blob, + compat, pcie->dbi_res.start); +#endif if (nodeoffset < 0) return; -#else - return; -#endif } /* get phandle to iommu controller */ |