Commit e8d7ccaa authored by Yong Wu's avatar Yong Wu Committed by Joerg Roedel
Browse files

iommu/mediatek: Add mt8186 iommu support 



Add mt8186 iommu supports.

Signed-off-by: default avatarAnan Sun <anan.sun@mediatek.com>
Signed-off-by: default avatarYong Wu <yong.wu@mediatek.com>
Reviewed-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220503071427.2285-37-yong.wu@mediatek.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 7597e3c5

drivers/iommu/mtk_iommu.c

+16 −0
Original line number Diff line number Diff line
@@ -160,6 +160,7 @@ enum mtk_iommu_plat { 
	M4U_MT8167,

	M4U_MT8173,

	M4U_MT8183,

	M4U_MT8186,

	M4U_MT8192,

	M4U_MT8195,

};
@@ -1437,6 +1438,20 @@ static const struct mtk_iommu_plat_data mt8183_data = { 
	.larbid_remap = {{0}, {4}, {5}, {6}, {7}, {2}, {3}, {1}},

};



static const struct mtk_iommu_plat_data mt8186_data_mm = {

	.m4u_plat       = M4U_MT8186,

	.flags          = HAS_BCLK | HAS_SUB_COMM_2BITS | OUT_ORDER_WR_EN |

			  WR_THROT_EN | IOVA_34_EN | MTK_IOMMU_TYPE_MM,

	.larbid_remap   = {{0}, {1, MTK_INVALID_LARBID, 8}, {4}, {7}, {2}, {9, 11, 19, 20},

			   {MTK_INVALID_LARBID, 14, 16},

			   {MTK_INVALID_LARBID, 13, MTK_INVALID_LARBID, 17}},

	.inv_sel_reg    = REG_MMU_INV_SEL_GEN2,

	.banks_num      = 1,

	.banks_enable   = {true},

	.iova_region    = mt8192_multi_dom,

	.iova_region_nr = ARRAY_SIZE(mt8192_multi_dom),

};



static const struct mtk_iommu_plat_data mt8192_data = {

	.m4u_plat       = M4U_MT8192,

	.flags          = HAS_BCLK | HAS_SUB_COMM_2BITS | OUT_ORDER_WR_EN |
@@ -1503,6 +1518,7 @@ static const struct of_device_id mtk_iommu_of_ids[] = { 
	{ .compatible = "mediatek,mt8167-m4u", .data = &mt8167_data},

	{ .compatible = "mediatek,mt8173-m4u", .data = &mt8173_data},

	{ .compatible = "mediatek,mt8183-m4u", .data = &mt8183_data},

	{ .compatible = "mediatek,mt8186-iommu-mm",    .data = &mt8186_data_mm}, /* mm: m4u */

	{ .compatible = "mediatek,mt8192-m4u", .data = &mt8192_data},

	{ .compatible = "mediatek,mt8195-iommu-infra", .data = &mt8195_data_infra},

	{ .compatible = "mediatek,mt8195-iommu-vdo",   .data = &mt8195_data_vdo},