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Tue, 11 Mar 2025 10:28:04 +0000 From: Matt Coster To: Krzysztof Kozlowski CC: Frank Binns , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , "dri-devel@lists.freedesktop.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , Randolph Sapp , Darren Etheridge , Alessio Belle , Alexandru Dadu Subject: Re: [PATCH v3 02/18] dt-bindings: gpu: img: Add BXS-4-64 devicetree bindings Thread-Topic: [PATCH v3 02/18] dt-bindings: gpu: img: Add BXS-4-64 devicetree bindings Thread-Index: AQHbkb3WxrKi4JKYG0GQQeymxf/vB7NtkWYAgAArqIA= Date: Tue, 11 Mar 2025 10:28:04 +0000 Message-ID: <7472842f-73d5-49ad-a93e-cd3b8b66cfa3@imgtec.com> References: <20250310-sets-bxs-4-64-patch-v1-v3-0-143b3dbef02f@imgtec.com> <20250310-sets-bxs-4-64-patch-v1-v3-2-143b3dbef02f@imgtec.com> <20250311-bizarre-debonair-macaque-451c4f@krzk-bin> In-Reply-To: <20250311-bizarre-debonair-macaque-451c4f@krzk-bin> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-ms-publictraffictype: Email x-ms-traffictypediagnostic: CWXP265MB3397:EE_|CWLP265MB2659:EE_ x-ms-office365-filtering-correlation-id: c483a77c-dbe3-4c7b-6525-08dd6087685d x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0;ARA:13230040|1800799024|366016|376014|7416014|38070700018|4053099003; 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boundary="------------9wMnukjF00b8pupIfjMLEGXN"; protected-headers="v1" From: Matt Coster To: Krzysztof Kozlowski Cc: Frank Binns , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Randolph Sapp , Darren Etheridge , Alessio Belle , Alexandru Dadu Message-ID: <7472842f-73d5-49ad-a93e-cd3b8b66cfa3@imgtec.com> Subject: Re: [PATCH v3 02/18] dt-bindings: gpu: img: Add BXS-4-64 devicetree bindings References: <20250310-sets-bxs-4-64-patch-v1-v3-0-143b3dbef02f@imgtec.com> <20250310-sets-bxs-4-64-patch-v1-v3-2-143b3dbef02f@imgtec.com> <20250311-bizarre-debonair-macaque-451c4f@krzk-bin> In-Reply-To: <20250311-bizarre-debonair-macaque-451c4f@krzk-bin> --------------9wMnukjF00b8pupIfjMLEGXN Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 11/03/2025 07:51, Krzysztof Kozlowski wrote: > On Mon, Mar 10, 2025 at 01:10:26PM +0000, Matt Coster wrote: >> Unlike AXE-1-16M, BXS-4-64 uses two power domains. >> >> Like the existing AXE-1-16M integration, BXS-4-64 uses the single cloc= k >> integration in the TI k3-j721s2. >> >> Signed-off-by: Matt Coster >> --- >> Changes in v3: >> - Include adding the second power domain so it's in context >> - Remove unnecessary example >> - Link to v2: https://lore.kernel.org/r/20241118-sets-bxs-4-64-patch-v= 1-v2-8-3fd45d9fb0cf@imgtec.com >> Changes in v2: >> - Use normal reg syntax for 64-bit values >> - Link to v1: https://lore.kernel.org/r/20241105-sets-bxs-4-64-patch-v= 1-v1-8-4ed30e865892@imgtec.com >> --- >> .../devicetree/bindings/gpu/img,powervr-rogue.yaml | 34 +++++++++++++= ++++++++- >> 1 file changed, 33 insertions(+), 1 deletion(-) >> >> diff --git a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.y= aml b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml >> index 5c16b2881447c9cda78e5bb46569e2f675d740c4..d9409d33154d429019776d= dbf9d123b33f8c9740 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 >> =20 >> # This legacy combination of compatible strings was introduced = early on >> # before the more specific GPU identifiers were used. >> @@ -49,6 +54,7 @@ properties: >> power-domain-names: >> items: >> - const: a >> + - const: b >=20 > No, you just affected old device claiming it has two items. What's more= , > it's not synced with power-domains. Both properties must have the same > constraints, but above power domains have "anything". My mistake. This is tied to to my misunderstanding below. >=20 >> =20 >> dma-coherent: true >> =20 >> @@ -74,12 +80,38 @@ allOf: >> - power-domains >> - power-domain-names >> =20 >> + # Cores with one power domain >=20 > Drop Ack >=20 >> + - if: >> + properties: >> + compatible: >> + contains: >> + const: img,img-axe-1-16m >> + then: >> + properties: >> + power-domain-names: >> + minItems: 1 >=20 > Drop Ack >=20 >> + maxItems: 1 >> + >> + # Cores with two power domains >=20 > Drop Ack >=20 >> + - if: >> + properties: >> + compatible: >> + contains: >> + const: img,img-bxs-4-64 >> + then: >> + properties: >> + power-domain-names: >> + minItems: 2 >> + maxItems: 2 >=20 > Missing constraints for power-domains. My mistake, I misunderstood your comment on the V2 series as meaning replace power-domains, not add to. Thank you for taking the time to look through these patches again! Cheers, Matt >=20 > Best regards, > Krzysztof >=20 --=20 Matt Coster E: matt.coster@imgtec.com --------------9wMnukjF00b8pupIfjMLEGXN-- --------------gr4byKnpf13JqZuRz1xHb0IY Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature.asc" -----BEGIN PGP SIGNATURE----- wnsEABYIACMWIQS4qDmoJvwmKhjY+nN5vBnz2d5qsAUCZ9AQNAUDAAAAAAAKCRB5vBnz2d5qsEf+ AP9yJXVarXPht7/RAOrQ2tvuRFgl3M/TYnIbpxI9lNQ1hgD+J2AbJ/SLCjF0wWFpmla6Ouf6DWfu zsGMj6AO3+vSxAc= =x9Bw -----END PGP SIGNATURE----- --------------gr4byKnpf13JqZuRz1xHb0IY--