Re: [PATCH v3 3/5] iommu/mediatek: mt8189: Add APU IOMMUs support

["Zhengnan Chen (陈征南)" <Zhengnan.Chen@mediatek.com>]

On Sat, 2025-10-18 at 02:28 +0000, Yong Wu (吴勇) wrote:
> On Wed, 2025-10-15 at 20:55 +0800, Zhengnan Chen wrote:
> > Add support for mt8189 APU IOMMUs.
> > 
> > Signed-off-by: Zhengnan Chen <zhengnan.chen@mediatek.com>
> > Reviewed-by: AngeloGioacchino Del Regno <
> > angelogioacchino.delregno@collabora.com>
> > ---
> >  drivers/iommu/mtk_iommu.c | 34 ++++++++++++++++++++++++++++++++++
> >  1 file changed, 34 insertions(+)
> > 
> > diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
> > index 7af47c59b10b..999f7b858164 100644
> > --- a/drivers/iommu/mtk_iommu.c
> > +++ b/drivers/iommu/mtk_iommu.c
> > @@ -139,6 +139,7 @@
> >  /* 2 bits: iommu type */
> >  #define MTK_IOMMU_TYPE_MM		(0x0 << 13)
> >  #define MTK_IOMMU_TYPE_INFRA		(0x1 << 13)
> > +#define MTK_IOMMU_TYPE_APU		(0x2 << 13)
> >  #define MTK_IOMMU_TYPE_MASK		(0x3 << 13)
> >  /* PM and clock always on. e.g. infra iommu */
> >  #define PM_CLK_AO			BIT(15)
> > @@ -172,6 +173,7 @@ enum mtk_iommu_plat {
> >  	M4U_MT8173,
> >  	M4U_MT8183,
> >  	M4U_MT8186,
> > +	M4U_MT8189,
> >  	M4U_MT8188,
> 
> Move after mt8188.
> 
ok, it will be fixed in the next version.
> Reviewed-by: Yong Wu <yong.wu@mediatek.com>
> 
> Thanks.