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Tue, 31 Mar 2026 10:31:31 -0700 (PDT) Received: from snowman ([2401:4900:646d:8c67:2583:bc87:aa68:3bee]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b24265aa9fsm114499935ad.20.2026.03.31.10.31.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 31 Mar 2026 10:31:30 -0700 (PDT) From: Khushal Chitturi To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, liviu.dudau@arm.com, sudeep.holla@kernel.org, lpieralisi@kernel.org, pawel.moll@arm.com Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Khushal Chitturi Subject: [PATCH] dt-bindings: arm: arm,vexpress-scc: convert to DT schema Date: Tue, 31 Mar 2026 22:59:59 +0530 Message-ID: <20260331172959.35745-1-khushalchitturi@gmail.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Convert the ARM Versatile Express Serial Configuration Controller bindings to DT schema. Signed-off-by: Khushal Chitturi --- Note: * This patch is part of the GSoC2026 application process for device tree bi= ndings conversions * https://github.com/LinuxFoundationGSoC/ProjectIdeas/wiki/GSoC-2026-Device= -Tree-Bindings .../bindings/arm/arm,vexpress-scc.yaml | 51 +++++++++++++++++++ .../devicetree/bindings/arm/vexpress-scc.txt | 33 ------------ 2 files changed, 51 insertions(+), 33 deletions(-) create mode 100644 Documentation/devicetree/bindings/arm/arm,vexpress-scc.= yaml delete mode 100644 Documentation/devicetree/bindings/arm/vexpress-scc.txt diff --git a/Documentation/devicetree/bindings/arm/arm,vexpress-scc.yaml b/= Documentation/devicetree/bindings/arm/arm,vexpress-scc.yaml new file mode 100644 index 000000000000..7870410211a0 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/arm,vexpress-scc.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/arm,vexpress-scc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM Versatile Express Serial Configuration Controller + +maintainers: + - Pawel Moll + +description: | + Test chips for ARM Versatile Express platform implement SCC (Serial + Configuration Controller) interface, used to set initial conditions + for the test chip. + + In some cases its registers are also mapped in normal address space + and can be used to obtain runtime information about the chip internals + (like silicon temperature sensors) and as interface to other subsystems + like platform configuration control and power management. + +properties: + compatible: + items: + - pattern: "^arm,vexpress-scc,[a-z0-9_-]+$" + - const: arm,vexpress-scc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + +additionalProperties: false + +examples: + - | + bus { + #address-cells =3D <2>; + #size-cells =3D <2>; + + scc@7fff0000 { + compatible =3D "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-s= cc"; + reg =3D <0 0x7fff0000 0 0x1000>; + interrupts =3D <0 95 4>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/arm/vexpress-scc.txt b/Docum= entation/devicetree/bindings/arm/vexpress-scc.txt deleted file mode 100644 index ae5043e42e5d..000000000000 --- a/Documentation/devicetree/bindings/arm/vexpress-scc.txt +++ /dev/null @@ -1,33 +0,0 @@ -ARM Versatile Express Serial Configuration Controller ------------------------------------------------------ - -Test chips for ARM Versatile Express platform implement SCC (Serial -Configuration Controller) interface, used to set initial conditions -for the test chip. - -In some cases its registers are also mapped in normal address space -and can be used to obtain runtime information about the chip internals -(like silicon temperature sensors) and as interface to other subsystems -like platform configuration control and power management. - -Required properties: - -- compatible value: "arm,vexpress-scc,", "arm,vexpress-scc"; - where is the full tile model name (as used - in the tile's Technical Reference Manual), - eg. for Coretile Express A15x2 A7x3 (V2P-CA15_A7): - compatible =3D "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc"; - -Optional properties: - -- reg: when the SCC is memory mapped, physical address and size of the - registers window -- interrupts: when the SCC can generate a system-level interrupt - -Example: - - scc@7fff0000 { - compatible =3D "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc"; - reg =3D <0 0x7fff0000 0 0x1000>; - interrupts =3D <0 95 4>; - }; --=20 2.53.0