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Message-ID: <20241105-sets-bxs-4-64-patch-v1-v1-3-4ed30e865892@imgtec.com>
Date: Tue, 5 Nov 2024 15:58:09 +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 03/21] dt-bindings: gpu: img: Power domain details
The single existing GPU (AXE-1-16M) only requires a single power domain.
Subsequent patches will add support for BXS-4-64 MC1, which has two power
domains. Add infrastructure now to allow for this.
Signed-off-by: Matt Coster <matt.coster@...tec.com>
---
.../devicetree/bindings/gpu/img,powervr-rogue.yaml | 29 +++++++++++++++++++++-
1 file changed, 28 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml
index 6924831d3e9dd9b2b052ca8f9d7228ff25526532..55f422be1bc5b7564e3e81f24c4b93857f3e12fe 100644
--- a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml
+++ b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml
@@ -49,7 +49,16 @@ properties:
maxItems: 1
power-domains:
- maxItems: 1
+ minItems: 1
+ maxItems: 2
+
+ power-domain-names:
+ oneOf:
+ - items:
+ - const: a
+ - items:
+ - const: a
+ - const: b
required:
- compatible
@@ -57,10 +66,27 @@ required:
- clocks
- clock-names
- interrupts
+ - power-domains
+ - power-domain-names
additionalProperties: false
allOf:
+ # Cores with a single power domain
+ - if:
+ properties:
+ compatible:
+ contains:
+ anyOf:
+ - const: img,img-axe-1-16m
+ then:
+ properties:
+ power-domains:
+ minItems: 1
+ maxItems: 1
+ power-domain-names:
+ items:
+ - const: a
# Vendor integrations using a single clock domain
- if:
properties:
@@ -90,4 +116,5 @@ examples:
clock-names = "core";
interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>;
+ power-domain-names = "a";
};
--
2.47.0
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