[PATCH v9 05/14] dt-bindings: mediatek: display: add mt8195 SoC binding

jason-jh.lin jason-jh.lin at mediatek.com
Wed Aug 25 07:48:24 PDT 2021


1. Add mt8195 SoC binding to AAL, CCORR, COLOR, DITHER, GAMMA, MERGE,
   MUTEX, OVL and RDMA yaml schema.

2. Add MERGE additional property description for mt8195
- async clock
- fifo setting enable
- reset controller

Signed-off-by: jason-jh.lin <jason-jh.lin at mediatek.com>
---
 .../display/mediatek/mediatek,aal.yaml        |  1 +
 .../display/mediatek/mediatek,ccorr.yaml      |  2 ++
 .../display/mediatek/mediatek,color.yaml      |  1 +
 .../display/mediatek/mediatek,dither.yaml     |  5 +++
 .../display/mediatek/mediatek,gamma.yaml      |  5 +++
 .../display/mediatek/mediatek,merge.yaml      | 32 +++++++++++++++++++
 .../display/mediatek/mediatek,mutex.yaml      |  2 ++
 .../display/mediatek/mediatek,ovl.yaml        |  5 +++
 .../display/mediatek/mediatek,rdma.yaml       |  2 ++
 9 files changed, 55 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml
index faa764c12dfc..1599184a4dd1 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,aal.yaml
@@ -26,6 +26,7 @@ properties:
           - enum:
               - mediatek,mt2712-disp-aal
               - mediatek,mt8183-disp-aal
+              - mediatek,mt8195-disp-aal
           - enum:
               - mediatek,mt8173-disp-aal
 
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml
index e848879d755c..f9b697604ab9 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ccorr.yaml
@@ -22,6 +22,8 @@ properties:
     oneOf:
       - items:
           - const: mediatek,mt8183-disp-ccorr
+      - items:
+          - const: mediatek,mt8195-disp-ccorr
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml
index 019fc09bbddd..563755095a4f 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,color.yaml
@@ -36,6 +36,7 @@ properties:
       - items:
           - enum:
               - mediatek,mt8183-disp-color
+              - mediatek,mt8195-disp-color
           - enum:
               - mediatek,mt8173-disp-color
   reg:
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml
index 8e7c87c39f9c..b6f57243270c 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml
@@ -23,6 +23,11 @@ properties:
     oneOf:
       - items:
           - const: mediatek,mt8183-disp-dither
+      - items:
+          - enum:
+              - mediatek,mt8195-disp-dither
+          - enum:
+              - mediatek,mt8183-disp-dither
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml
index 8fa1b373a8da..ab1e18da6bed 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,gamma.yaml
@@ -24,6 +24,11 @@ properties:
           - const: mediatek,mt8173-disp-gamma
       - items:
           - const: mediatek,mt8183-disp-gamma
+      - items:
+          - enum:
+              - mediatek,mt8195-disp-gamma
+          - enum:
+              - mediatek,mt8183-disp-gamma
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
index ca51a4c4a8c7..b15c6e17b421 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
@@ -22,6 +22,8 @@ properties:
     oneOf:
       - items:
           - const: mediatek,mt8173-disp-merge
+      - items:
+          - const: mediatek,mt8195-disp-merge
 
   reg:
     maxItems: 1
@@ -37,6 +39,19 @@ properties:
   clocks:
     items:
       - description: MERGE Clock
+      - description: MERGE Async Clock
+          Controlling the synchronous process between MERGE and other display function
+          blocks cross clock domain.
+
+  mediatek,merge-fifo-en:
+    description:
+      The setting of merge fifo is mainly provided for the display latency buffer.
+      to ensure that the back-end panel display data will not be underrun,
+      a little more data is needed in the fifo. According to the merge fifo settings,
+      when the water level is detected to be insufficient, it will trigger RDMA sending
+      ultra and preulra command to SMI to speed up the data rate.
+    type: boolean
+
 
   mediatek,gce-client-reg:
     description:
@@ -47,6 +62,10 @@ properties:
     $ref: /schemas/types.yaml#/definitions/phandle-array
     maxItems: 1
 
+  resets:
+    description: reset controller
+      See Documentation/devicetree/bindings/reset/reset.txt for details.
+
 required:
   - compatible
   - reg
@@ -64,3 +83,16 @@ examples:
         power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
         clocks = <&mmsys CLK_MM_DISP_MERGE>;
     };
+
+    merge5: disp_vpp_merge5 at 1c110000 {
+        compatible = "mediatek,mt8195-disp-merge";
+        reg = <0 0x1c110000 0 0x1000>;
+        interrupts = <GIC_SPI 507 IRQ_TYPE_LEVEL_HIGH 0>;
+        clocks = <&vdosys1 CLK_VDO1_VPP_MERGE4>,
+                 <&vdosys1 CLK_VDO1_MERGE4_DL_ASYNC>;
+        clock-names = "merge","merge_async";
+        power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>;
+        mediatek,gce-client-reg = <&gce1 SUBSYS_1c11XXXX 0x0000 0x1000>;
+        mediatek,merge-fifo-en = <1>;
+        resets = <&vdosys1 MT8195_VDOSYS1_SW0_RST_B_MERGE4_DL_ASYNC>;
+    };
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml
index 939dff14d989..db9db182318d 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mutex.yaml
@@ -31,6 +31,8 @@ properties:
           - const: mediatek,mt8173-disp-mutex
       - items:
           - const: mediatek,mt8183-disp-mutex
+      - items:
+          - const: mediatek,mt8195-disp-mutex
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml
index a0c29cd3377a..5008f900d81f 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ovl.yaml
@@ -32,6 +32,11 @@ properties:
               - mediatek,mt2712-disp-ovl
           - enum:
               - mediatek,mt2701-disp-ovl
+      - items:
+          - enum:
+              - mediatek,mt8195-disp-ovl
+          - enum:
+              - mediatek,mt8183-disp-ovl
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml
index 837659ab4ebd..806437166e3c 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,rdma.yaml
@@ -28,6 +28,8 @@ properties:
           - const: mediatek,mt8173-disp-rdma
       - items:
           - const: mediatek,mt8183-disp-rdma
+      - items:
+          - const: mediatek,mt8195-disp-rdma
       - items:
           - enum:
               - mediatek,mt7623-disp-rdma
-- 
2.18.0


More information about the linux-arm-kernel mailing list