linux-kernel - [PATCH 02/17] dt-bindings: memory: mediatek: Add MT8192 apu iommu bindings

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Message-ID: <20211210172605.30618-3-flora.fu@mediatek.com>
Date:   Sat, 11 Dec 2021 01:25:50 +0800
From:   Flora Fu <flora.fu@...iatek.com>
To:     Matthias Brugger <matthias.bgg@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Yong Wu <yong.wu@...iatek.com>,
        Pi-Cheng Chen <pi-cheng.chen@...iatek.com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>,
        <linaro-mm-sig@...ts.linaro.org>, Flora Fu <flora.fu@...iatek.com>,
        JB Tsai <jb.tsai@...iatek.com>
Subject: [PATCH 02/17] dt-bindings: memory: mediatek: Add MT8192 apu iommu bindings

MT8192 has one APU iommu hardware and add apu iommu bindings.

Signed-off-by: Flora Fu <flora.fu@...iatek.com>

---
 .../devicetree/bindings/iommu/mediatek,iommu.yaml          | 7 +++++--
 include/dt-bindings/memory/mt8192-larb-port.h              | 4 ++++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
index c528a299afa9..14fae9642ec9 100644
--- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
+++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
@@ -77,6 +77,7 @@ properties:
           - mediatek,mt8173-m4u  # generation two
           - mediatek,mt8183-m4u  # generation two
           - mediatek,mt8192-m4u  # generation two
+          - mediatek,mt8192-iommu-apu        # generation two
           - mediatek,mt8195-iommu-vdo        # generation two
           - mediatek,mt8195-iommu-vpp        # generation two
           - mediatek,mt8195-iommu-infra      # generation two
@@ -154,6 +155,7 @@ allOf:
         compatible:
           enum:
             - mediatek,mt8192-m4u
+            - mediatek,mt8192-iommu-apu
             - mediatek,mt8195-iommu-vdo
             - mediatek,mt8195-iommu-vpp
 
@@ -165,8 +167,9 @@ allOf:
       not:
         properties:
           compatible:
-            contains:
-              const: mediatek,mt8195-iommu-infra
+            enum:
+              - mediatek,mt8192-iommu-apu
+              - mediatek,mt8195-iommu-infra
 
     then:
       required:
diff --git a/include/dt-bindings/memory/mt8192-larb-port.h b/include/dt-bindings/memory/mt8192-larb-port.h
index 23035a52c675..908d6831bf99 100644
--- a/include/dt-bindings/memory/mt8192-larb-port.h
+++ b/include/dt-bindings/memory/mt8192-larb-port.h
@@ -240,4 +240,8 @@
 #define M4U_PORT_L20_IPE_RSC_RDMA0		MTK_M4U_ID(20, 4)
 #define M4U_PORT_L20_IPE_RSC_WDMA		MTK_M4U_ID(20, 5)
 
+#define IOMMU_PORT_APU_DATA			MTK_M4U_ID(0, 0)
+#define IOMMU_PORT_APU_VLM			MTK_M4U_ID(0, 1)
+#define IOMMU_PORT_APU_VPU			MTK_M4U_ID(0, 2)
+
 #endif
-- 
2.18.0