linux-kernel - [PATCH 08/21] dt-bindings: gpu: img: Add BXS-4-64 devicetree bindings

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Message-ID: <20241105-sets-bxs-4-64-patch-v1-v1-8-4ed30e865892@imgtec.com>
Date: Tue, 5 Nov 2024 15:58:14 +0000
From: Matt Coster <matt.coster@...tec.com>
To: Frank Binns <frank.binns@...tec.com>,
        Matt Coster
	<matt.coster@...tec.com>,
        David Airlie <airlied@...il.com>, Simona Vetter
	<simona@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Nishanth Menon <nm@...com>,
        "Vignesh
 Raghavendra" <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>
CC: <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        Randolph Sapp <rs@...com>, Darren Etheridge <detheridge@...com>
Subject: [PATCH 08/21] dt-bindings: gpu: img: Add BXS-4-64 devicetree
 bindings

Like the existing AXE-1-16M integration, BXS-4-64 uses the single clock
integration in the TI k3-j721s2.

Signed-off-by: Matt Coster <matt.coster@...tec.com>
---
 .../devicetree/bindings/gpu/img,powervr-rogue.yaml | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml
index 8a1861ca960c48853b2ceef414f588cc343b49b2..d3a28d758ae78a69afbf26b7317a1c55c6b0a517 100644
--- a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml
+++ b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml
@@ -18,6 +18,11 @@ properties:
               - ti,am62-gpu
           - const: img,img-axe-1-16m
           - const: img,img-rogue
+      - items:
+          - enum:
+              - ti,j721s2-gpu
+          - const: img,img-bxs-4-64
+          - const: img,img-rogue
 
       # This legacy combination of compatible strings was introduced early on before the more
       # specific GPU identifiers were used. Keep it around here for compatibility, but never use
@@ -89,6 +94,22 @@ allOf:
         power-domain-names:
           items:
             - const: a
+  # Cores with two power domains
+  - if:
+      properties:
+        compatible:
+          contains:
+            anyOf:
+              - const: img,img-bxs-4-64
+    then:
+      properties:
+        power-domains:
+          minItems: 2
+          maxItems: 2
+        power-domain-names:
+          items:
+            - const: a
+            - const: b
   # Vendor integrations using a single clock domain
   - if:
       properties:
@@ -96,6 +117,7 @@ allOf:
           contains:
             anyOf:
               - const: ti,am62-gpu
+              - const: ti,j721s2-gpu
     then:
       properties:
         clocks:
@@ -120,3 +142,26 @@ examples:
         power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>;
         power-domain-names = "a";
     };
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+    / {
+        #address-cells = <2>;
+        #size-cells = <2>;
+        interrupt-controller;
+        #interrupt-cells = <3>;
+
+        gpu@...0000000 {
+            compatible = "ti,j721s2-gpu", "img,img-bxs-4-64", "img,img-rogue";
+            reg = /bits/ 64 <0x4e20000000 0x80000>;
+            clocks = <&k3_clks 130 1>;
+            clock-names = "core";
+            interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
+            power-domains = <&k3_pds 130 TI_SCI_PD_EXCLUSIVE>,
+                            <&k3_pds 373 TI_SCI_PD_EXCLUSIVE>;
+            power-domain-names = "a", "b";
+            dma-coherent;
+        };
+    };

-- 
2.47.0