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From: Chia-I Wu <olvaffe@gmail.com>
To: Boris Brezillon <boris.brezillon@collabora.com>,
	Steven Price <steven.price@arm.com>,
	Liviu Dudau <liviu.dudau@arm.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] dt-bindings: gpu: mali-valhall-csf: add asn-hash
Date: Thu, 28 Aug 2025 13:18:05 -0700	[thread overview]
Message-ID: <20250828201806.3541261-2-olvaffe@gmail.com> (raw)
In-Reply-To: <20250828201806.3541261-1-olvaffe@gmail.com>

The values are written to ASN_HASH[0..2] registers. The property is
called "l2-hash-values" in the downstream driver.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
---
 .../devicetree/bindings/gpu/arm,mali-valhall-csf.yaml     | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
index a5b4e00217587..258bcba66d1d1 100644
--- a/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
+++ b/Documentation/devicetree/bindings/gpu/arm,mali-valhall-csf.yaml
@@ -85,6 +85,14 @@ properties:
 
   dma-coherent: true
 
+  asn-hash:
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    description:
+      The values are written to ASN_HASH[0..2] registers. They affect how
+      physical addresses are mapped to L2 cache slices.
+    minItems: 3
+    maxItems: 3
+
 required:
   - compatible
   - reg
-- 
2.51.0.318.gd7df087d1a-goog


  reply	other threads:[~2025-08-28 20:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-28 20:18 [PATCH 0/2] drm/panthor: add custom ASN hash support Chia-I Wu
2025-08-28 20:18 ` Chia-I Wu [this message]
2025-08-29  8:32   ` [PATCH 1/2] dt-bindings: gpu: mali-valhall-csf: add asn-hash Boris Brezillon
2025-08-29 13:42   ` Krzysztof Kozlowski
2025-08-28 20:18 ` [PATCH 2/2] drm/panthor: add asn-hash support Chia-I Wu
2025-08-29 13:41   ` Steven Price
2025-08-29 13:40 ` [PATCH 0/2] drm/panthor: add custom ASN hash support Steven Price
2025-08-29 21:50   ` Chia-I Wu

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