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authorYong Wu <yong.wu@mediatek.com>2019-08-24 05:02:00 +0200
committerJoerg Roedel <jroedel@suse.de>2019-08-30 15:57:27 +0200
commit2b326d8b1d2b443c3dad96f54c6b279559f87751 (patch)
treed4266cd071a34f218584ca8bc9a7e108227cfbaf /drivers/iommu/mtk_iommu.c
parentiommu/mediatek: Move reset_axi into plat_data (diff)
downloadlinux-2b326d8b1d2b443c3dad96f54c6b279559f87751.tar.xz
linux-2b326d8b1d2b443c3dad96f54c6b279559f87751.zip
iommu/mediatek: Move vld_pa_rng into plat_data
Both mt8173 and mt8183 don't have this vld_pa_rng(valid physical address range) register while mt2712 have. Move it into the plat_data. Signed-off-by: Yong Wu <yong.wu@mediatek.com> Reviewed-by: Evan Green <evgreen@chromium.org> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/mtk_iommu.c')
-rw-r--r--drivers/iommu/mtk_iommu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index b43f36aba0a1..eaf6a23f0248 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -567,7 +567,7 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data)
upper_32_bits(data->protect_base);
writel_relaxed(regval, data->base + REG_MMU_IVRP_PADDR);
- if (data->enable_4GB && data->plat_data->m4u_plat != M4U_MT8173) {
+ if (data->enable_4GB && data->plat_data->has_vld_pa_rng) {
/*
* If 4GB mode is enabled, the validate PA range is from
* 0x1_0000_0000 to 0x1_ffff_ffff. here record bit[32:30].
@@ -766,6 +766,7 @@ static const struct mtk_iommu_plat_data mt2712_data = {
.m4u_plat = M4U_MT2712,
.has_4gb_mode = true,
.has_bclk = true,
+ .has_vld_pa_rng = true,
.larbid_remap = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9},
};