Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Nicolas Boichat <drinkcat@chromium.org>
To:     Rob Herring <robh@kernel.org>, Steven Price <steven.price@arm.com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Cc:     hoegsberg@chromium.org, fshao@chromium.org, hsinyi@chromium.org,
        boris.brezillon@collabora.com,
        Nicolas Boichat <drinkcat@chromium.org>,
        Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@linux.ie>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-mediatek@lists.infradead.org
Subject: [PATCH v7 1/4] dt-bindings: gpu: mali-bifrost: Add Mediatek MT8183
Date:   Thu,  7 Jan 2021 16:26:50 +0800
Message-Id: <20210107162632.v7.1.Ie74d3355761aab202d4825ac6f66d990bba0130e@changeid>
In-Reply-To: <20210107082653.3519337-1-drinkcat@chromium.org>
References: <20210107082653.3519337-1-drinkcat@chromium.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Define a compatible string for the Mali Bifrost GPU found in
Mediatek's MT8183 SoCs.

Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
---

Changes in v7:
 - Fix GPU ID in commit message

Changes in v6:
 - Rebased, actually tested with recent mesa driver.
 - No change

Changes in v5:
 - Rename "2d" power domain to "core2"

Changes in v4:
 - Add power-domain-names description
   (kept Alyssa's reviewed-by as the change is minor)

Changes in v3:
 - No change

 .../bindings/gpu/arm,mali-bifrost.yaml        | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
index 184492162e7e..71b613ee5bd7 100644
--- a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
+++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
@@ -17,6 +17,7 @@ properties:
     items:
       - enum:
           - amlogic,meson-g12a-mali
+          - mediatek,mt8183-mali
           - realtek,rtd1619-mali
           - rockchip,px30-mali
       - const: arm,mali-bifrost # Mali Bifrost GPU model/revision is fully discoverable
@@ -87,6 +88,30 @@ allOf:
     then:
       required:
         - resets
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: mediatek,mt8183-mali
+    then:
+      properties:
+        sram-supply: true
+        power-domains:
+          description:
+            List of phandle and PM domain specifier as documented in
+            Documentation/devicetree/bindings/power/power_domain.txt
+          minItems: 3
+          maxItems: 3
+        power-domain-names:
+          items:
+            - const: core0
+            - const: core1
+            - const: core2
+
+      required:
+        - sram-supply
+        - power-domains
+        - power-domains-names
 
 examples:
   - |
-- 
2.29.2.729.g45daf8777d-goog