[PATCH 4/4] iommu/mediatek: mt8188: Enable secure bank for MM IOMMU

From: Yong Wu
Date: Sun Sep 10 2023 - 21:18:50 EST


Enable secure bank for MT8188 VDO IOMMU and VPP IOMMU to support
secure video path (SVP) feature. The last bank is the secure bank.

Signed-off-by: Yong Wu <yong.wu@xxxxxxxxxxxx>
---
drivers/iommu/mtk_iommu.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 24d7f5138f7b..f17046157c79 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -1667,11 +1667,11 @@ static const struct mtk_iommu_plat_data mt8188_data_vdo = {
.m4u_plat = M4U_MT8188,
.flags = HAS_BCLK | HAS_SUB_COMM_3BITS | OUT_ORDER_WR_EN |
WR_THROT_EN | IOVA_34_EN | SHARE_PGTABLE |
- PGTABLE_PA_35_EN | MTK_IOMMU_TYPE_MM,
+ PGTABLE_PA_35_EN | MTK_IOMMU_TYPE_MM | SECURE_BANK_ENABLE,
.hw_list = &m4ulist,
.inv_sel_reg = REG_MMU_INV_SEL_GEN2,
- .banks_num = 1,
- .banks_enable = {true},
+ .banks_num = 5,
+ .banks_enable = {true, false, false, false, true},
.iova_region = mt8192_multi_dom,
.iova_region_nr = ARRAY_SIZE(mt8192_multi_dom),
.iova_region_larb_msk = mt8188_larb_region_msk,
@@ -1684,11 +1684,11 @@ static const struct mtk_iommu_plat_data mt8188_data_vpp = {
.m4u_plat = M4U_MT8188,
.flags = HAS_BCLK | HAS_SUB_COMM_3BITS | OUT_ORDER_WR_EN |
WR_THROT_EN | IOVA_34_EN | SHARE_PGTABLE |
- PGTABLE_PA_35_EN | MTK_IOMMU_TYPE_MM,
+ PGTABLE_PA_35_EN | MTK_IOMMU_TYPE_MM | SECURE_BANK_ENABLE,
.hw_list = &m4ulist,
.inv_sel_reg = REG_MMU_INV_SEL_GEN2,
- .banks_num = 1,
- .banks_enable = {true},
+ .banks_num = 5,
+ .banks_enable = {true, false, false, false, true},
.iova_region = mt8192_multi_dom,
.iova_region_nr = ARRAY_SIZE(mt8192_multi_dom),
.iova_region_larb_msk = mt8188_larb_region_msk,
--
2.25.1