Enable the multi-bank functions for infra-iommu. We put PCIE in bank0
and USB in the last bank(bank4). and we don't use the other banks
currently, disable them.
Signed-off-by: Yong Wu <yong...@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno
<angelogioacchino.delre...@collabora.com>
---
drivers/iommu/mtk_iommu.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 027bbbced80d..22c95ed78b3c 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -1449,8 +1449,11 @@ static const struct mtk_iommu_plat_data
mt8195_data_infra = {
MTK_IOMMU_TYPE_INFRA | IFA_IOMMU_PCIE_SUPPORT,
.pericfg_comp_str = "mediatek,mt8195-pericfg_ao",
.inv_sel_reg = REG_MMU_INV_SEL_GEN2,
- .banks_num = 1,
- .banks_enable = {true},
+ .banks_num = 5,
+ .banks_enable = {true, false, false, false, true},
+ .banks_portmsk = {[0] = GENMASK(19, 16), /* PCIe */
+ [4] = GENMASK(31, 20), /* USB */
+ },
.iova_region = single_domain,
.iova_region_nr = ARRAY_SIZE(single_domain),
};
--
2.18.0
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