Commit f4b97d34 authored by Zhengnan Chen's avatar Zhengnan Chen Committed by Joerg Roedel
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iommu/mediatek: mt8189: Add INFRA IOMMUs support 



Add support for mt8189 INFRA IOMMUs.

Signed-off-by: default avatarZhengnan Chen <zhengnan.chen@mediatek.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarYong Wu <yong.wu@mediatek.com>
Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
parent 7e872267

drivers/iommu/mtk_iommu.c

+14 −0
Original line number Diff line number Diff line
@@ -339,6 +339,7 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data, unsigned int ban 
#define MTK_IOMMU_4GB_MODE_REMAP_BASE	 0x140000000UL



static LIST_HEAD(apulist);	/* List the apu iommu HWs */

static LIST_HEAD(infralist);	/* List the iommu_infra HW */

static LIST_HEAD(m4ulist);	/* List all the M4U HWs */



#define for_each_m4u(data, head)  list_for_each_entry(data, head, list)
@@ -1758,6 +1759,18 @@ static const struct mtk_iommu_plat_data mt8189_data_apu = { 
	.iova_region_larb_msk = mt8189_apu_region_msk,

};



static const struct mtk_iommu_plat_data mt8189_data_infra = {

	.m4u_plat	= M4U_MT8189,

	.flags		= WR_THROT_EN | DCM_DISABLE | MTK_IOMMU_TYPE_INFRA |

			  CFG_IFA_MASTER_IN_ATF | SHARE_PGTABLE | PGTABLE_PA_35_EN,

	.hw_list	= &infralist,

	.banks_num	= 1,

	.banks_enable	= {true},

	.inv_sel_reg	= REG_MMU_INV_SEL_GEN2,

	.iova_region	= single_domain,

	.iova_region_nr	= ARRAY_SIZE(single_domain),

};



static const struct mtk_iommu_plat_data mt8192_data = {

	.m4u_plat       = M4U_MT8192,

	.flags          = HAS_BCLK | HAS_SUB_COMM_2BITS | OUT_ORDER_WR_EN |
@@ -1860,6 +1873,7 @@ static const struct of_device_id mtk_iommu_of_ids[] = { 
	{ .compatible = "mediatek,mt8188-iommu-vdo",   .data = &mt8188_data_vdo},

	{ .compatible = "mediatek,mt8188-iommu-vpp",   .data = &mt8188_data_vpp},

	{ .compatible = "mediatek,mt8189-iommu-apu",   .data = &mt8189_data_apu},

	{ .compatible = "mediatek,mt8189-iommu-infra", .data = &mt8189_data_infra},

	{ .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},