Add support for the IOMMU on MT8167
Signed-off-by: Fabien Parent <fparent@xxxxxxxxxxxx>
---
V2:
* removed if based on m4u_plat, and using instead the new
has_legacy_ivrp_paddr member that was introduced in patch 2.
---
drivers/iommu/mtk_iommu.c | 9 +++++++++
drivers/iommu/mtk_iommu.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 78cb14ab7dd0..25b7ad1647ba 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -782,6 +782,14 @@ static const struct mtk_iommu_plat_data mt2712_data = {
.larbid_remap = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9},
};
+static const struct mtk_iommu_plat_data mt8167_data = {
+ .m4u_plat = M4U_MT8167,
+ .has_4gb_mode = true,
+ .has_legacy_ivrp_paddr = true;
+ .reset_axi = true,
+ .larbid_remap = {0, 1, 2, 3, 4, 5}, /* Linear mapping. */
+};
+
static const struct mtk_iommu_plat_data mt8173_data = {
.m4u_plat = M4U_MT8173,
.has_4gb_mode = true,
@@ -799,6 +807,7 @@ static const struct mtk_iommu_plat_data mt8183_data = {
static const struct of_device_id mtk_iommu_of_ids[] = {
{ .compatible = "mediatek,mt2712-m4u", .data = &mt2712_data},
+ { .compatible = "mediatek,mt8167-m4u", .data = &mt8167_data},
{ .compatible = "mediatek,mt8173-m4u", .data = &mt8173_data},
{ .compatible = "mediatek,mt8183-m4u", .data = &mt8183_data},
{}
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index 4696ba027a71..72f874ec9e9c 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -30,6 +30,7 @@ struct mtk_iommu_suspend_reg {
enum mtk_iommu_plat {
M4U_MT2701,
M4U_MT2712,
+ M4U_MT8167,
M4U_MT8173,
M4U_MT8183,
};
--
2.25.0
