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Sat, 15 Aug 2026 11:53:39 -0700 (PDT) From: Bhargav Joshi Date: Sun, 16 Aug 2026 00:22:59 +0530 Subject: [PATCH v2 1/2] ARM: dts: ti: keystone: Align devctrl child node names with dtschema Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260816-ti-keystone-devctrl-v2-1-5ab1e13c15c1@gmail.com> References: <20260816-ti-keystone-devctrl-v2-0-5ab1e13c15c1@gmail.com> In-Reply-To: <20260816-ti-keystone-devctrl-v2-0-5ab1e13c15c1@gmail.com> To: Lee Jones , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ivan Khoronzhuk , Nishanth Menon , Santosh Shilimkar Cc: mfd@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, goledhruva@gmail.com, m-chawdhry@ti.com, daniel.baluta@gmail.com, simona.toaca@nxp.com, j.bhargav.u@gmail.com, linux-arm-kernel@lists.infradead.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1786819992; l=6209; i=j.bhargav.u@gmail.com; h=from:subject:message-id; bh=WFjPHdh767TYAqxnbwvqJA2jUU4RF6BRsluNltVcpcI=; b=bhGWph23hlMaGN9uRhgEpldXPNtG3qXa5oaIk8ZucKCtx5IRwwO334TDyb7brVSWftIjDhHkX m5+RYSDn5QEC5Jq93gNLhSfB/5CCV1nSlnH651xZOYh1QluLaG49Pbx X-Developer-Key: i=j.bhargav.u@gmail.com; a=ed25519; pk=IqNDwUZKECEA+n8wXctFLBbYL9NhFstZNbOznm/nX1k= Align TI Keystone device state control child node names with standard naming conventions. - Change keystone_irq to interrupt-controller - Change keystone_dsp_gpio to gpio Signed-off-by: Bhargav Joshi --- arch/arm/boot/dts/ti/keystone/keystone-k2e.dtsi | 2 +- arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi | 4 ++-- arch/arm/boot/dts/ti/keystone/keystone-k2hk.dtsi | 16 ++++++++-------- arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi | 8 ++++---- arch/arm/boot/dts/ti/keystone/keystone.dtsi | 2 +- 5 files changed, 16 insertions(+), 16 deletions(-) diff --git a/arch/arm/boot/dts/ti/keystone/keystone-k2e.dtsi b/arch/arm/boo= t/dts/ti/keystone/keystone-k2e.dtsi index 662aa33cba11..083c94b62fc7 100644 --- a/arch/arm/boot/dts/ti/keystone/keystone-k2e.dtsi +++ b/arch/arm/boot/dts/ti/keystone/keystone-k2e.dtsi @@ -110,7 +110,7 @@ pscrst: reset-controller { }; =20 devctrl: device-state-control@2620000 { - dspgpio0: keystone_dsp_gpio@240 { + dspgpio0: gpio@240 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x240 0x4>; gpio-controller; diff --git a/arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi b/arch/arm/boo= t/dts/ti/keystone/keystone-k2g.dtsi index dafe485dfe19..11b27663503a 100644 --- a/arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi +++ b/arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi @@ -121,7 +121,7 @@ devctrl: device-state-control@2620000 { #size-cells =3D <1>; ranges =3D <0x0 0x02620000 0x1000>; =20 - kirq0: keystone_irq@2a0 { + kirq0: interrupt-controller@2a0 { compatible =3D "ti,keystone-irq"; reg =3D <0x2a0 0x10>; interrupts =3D ; @@ -130,7 +130,7 @@ kirq0: keystone_irq@2a0 { ti,syscon-dev =3D <&devctrl 0x2a0>; }; =20 - dspgpio0: keystone_dsp_gpio@240 { + dspgpio0: gpio@240 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x240 0x4>; gpio-controller; diff --git a/arch/arm/boot/dts/ti/keystone/keystone-k2hk.dtsi b/arch/arm/bo= ot/dts/ti/keystone/keystone-k2hk.dtsi index 4fdf4b30384f..b7a9fbd6d59d 100644 --- a/arch/arm/boot/dts/ti/keystone/keystone-k2hk.dtsi +++ b/arch/arm/boot/dts/ti/keystone/keystone-k2hk.dtsi @@ -88,7 +88,7 @@ pscrst: reset-controller { }; =20 devctrl: device-state-control@2620000 { - dspgpio0: keystone_dsp_gpio@240 { + dspgpio0: gpio@240 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x240 0x4>; gpio-controller; @@ -96,7 +96,7 @@ dspgpio0: keystone_dsp_gpio@240 { gpio,syscon-dev =3D <&devctrl 0x240>; }; =20 - dspgpio1: keystone_dsp_gpio@244 { + dspgpio1: gpio@244 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x244 0x4>; gpio-controller; @@ -104,7 +104,7 @@ dspgpio1: keystone_dsp_gpio@244 { gpio,syscon-dev =3D <&devctrl 0x244>; }; =20 - dspgpio2: keystone_dsp_gpio@248 { + dspgpio2: gpio@248 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x248 0x4>; gpio-controller; @@ -112,7 +112,7 @@ dspgpio2: keystone_dsp_gpio@248 { gpio,syscon-dev =3D <&devctrl 0x248>; }; =20 - dspgpio3: keystone_dsp_gpio@24c { + dspgpio3: gpio@24c { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x24c 0x4>; gpio-controller; @@ -120,7 +120,7 @@ dspgpio3: keystone_dsp_gpio@24c { gpio,syscon-dev =3D <&devctrl 0x24c>; }; =20 - dspgpio4: keystone_dsp_gpio@250 { + dspgpio4: gpio@250 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x250 0x4>; gpio-controller; @@ -128,7 +128,7 @@ dspgpio4: keystone_dsp_gpio@250 { gpio,syscon-dev =3D <&devctrl 0x250>; }; =20 - dspgpio5: keystone_dsp_gpio@254 { + dspgpio5: gpio@254 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x254 0x4>; gpio-controller; @@ -136,7 +136,7 @@ dspgpio5: keystone_dsp_gpio@254 { gpio,syscon-dev =3D <&devctrl 0x254>; }; =20 - dspgpio6: keystone_dsp_gpio@258 { + dspgpio6: gpio@258 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x258 0x4>; gpio-controller; @@ -144,7 +144,7 @@ dspgpio6: keystone_dsp_gpio@258 { gpio,syscon-dev =3D <&devctrl 0x258>; }; =20 - dspgpio7: keystone_dsp_gpio@25c { + dspgpio7: gpio@25c { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x25c 0x4>; gpio-controller; diff --git a/arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi b/arch/arm/boo= t/dts/ti/keystone/keystone-k2l.dtsi index 330b437b667f..4678454c0eb3 100644 --- a/arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi +++ b/arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi @@ -290,7 +290,7 @@ osr: sram@70000000 { }; =20 devctrl: device-state-control@2620000 { - dspgpio0: keystone_dsp_gpio@240 { + dspgpio0: gpio@240 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x240 0x4>; gpio-controller; @@ -298,7 +298,7 @@ dspgpio0: keystone_dsp_gpio@240 { gpio,syscon-dev =3D <&devctrl 0x240>; }; =20 - dspgpio1: keystone_dsp_gpio@244 { + dspgpio1: gpio@244 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x244 0x4>; gpio-controller; @@ -306,7 +306,7 @@ dspgpio1: keystone_dsp_gpio@244 { gpio,syscon-dev =3D <&devctrl 0x244>; }; =20 - dspgpio2: keystone_dsp_gpio@248 { + dspgpio2: gpio@248 { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x248 0x4>; gpio-controller; @@ -314,7 +314,7 @@ dspgpio2: keystone_dsp_gpio@248 { gpio,syscon-dev =3D <&devctrl 0x248>; }; =20 - dspgpio3: keystone_dsp_gpio@24c { + dspgpio3: gpio@24c { compatible =3D "ti,keystone-dsp-gpio"; reg =3D <0x24c 0x4>; gpio-controller; diff --git a/arch/arm/boot/dts/ti/keystone/keystone.dtsi b/arch/arm/boot/dt= s/ti/keystone/keystone.dtsi index ff16428860a9..20596fa446b9 100644 --- a/arch/arm/boot/dts/ti/keystone/keystone.dtsi +++ b/arch/arm/boot/dts/ti/keystone/keystone.dtsi @@ -93,7 +93,7 @@ devctrl: device-state-control@2620000 { #size-cells =3D <1>; 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Sat, 15 Aug 2026 11:53:53 -0700 (PDT) Received: from [10.112.173.252] ([2409:40c2:505d:7e1:7f19:edf4:38f3:dccf]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-320d61e5cdfsm19289125eec.12.2026.08.15.11.53.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Aug 2026 11:53:52 -0700 (PDT) From: Bhargav Joshi Date: Sun, 16 Aug 2026 00:23:00 +0530 Subject: [PATCH v2 2/2] dt-bindings: mfd: ti,keystone-devctrl: Convert to DT schema Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260816-ti-keystone-devctrl-v2-2-5ab1e13c15c1@gmail.com> References: <20260816-ti-keystone-devctrl-v2-0-5ab1e13c15c1@gmail.com> In-Reply-To: <20260816-ti-keystone-devctrl-v2-0-5ab1e13c15c1@gmail.com> To: Lee Jones , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ivan Khoronzhuk , Nishanth Menon , Santosh Shilimkar Cc: mfd@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, goledhruva@gmail.com, m-chawdhry@ti.com, daniel.baluta@gmail.com, simona.toaca@nxp.com, j.bhargav.u@gmail.com, linux-arm-kernel@lists.infradead.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1786819992; l=4318; i=j.bhargav.u@gmail.com; h=from:subject:message-id; bh=TsN72N+hkJvAQl8CkzfNLqHYseFH06ElrzzP5rsMKyw=; b=uRDyzbTCz1K4RRIHatznqaz/5k5+xEFzai99gT93Mq+Cp0RJx/rmAguaVj44/UvC4HPJH6ZdE GazBrxm4IOmDlc1kGO5wAAksx7T9oivA7w+dnDpNtcpJ93ud+lzg5GJ X-Developer-Key: i=j.bhargav.u@gmail.com; a=ed25519; pk=IqNDwUZKECEA+n8wXctFLBbYL9NhFstZNbOznm/nX1k= Convert the Texas Instruments Keystone Device State Control binding from legacy text format to DT schema. During the conversion, the following updates were made: - Add "simple-mfd" to compatibles matching existing dts usage. - Add required bus properties #address-cells, #size-cells, and ranges which were missing in text binding. - Document child nodes gpio, interrupt-controller, and reset-controller. Signed-off-by: Bhargav Joshi --- Note: Running dt_binding_check on patch will yield a warning for 'ti,keystone-reset' in the example block. The YAML conversion patch for that child node is already in progress here: https://lore.kernel.org/linux-devicetree/20260813-ti-keystone-reset-v1-1-18= 9389503324@gmail.com/ --- .../bindings/mfd/ti,keystone-devctrl.yaml | 84 ++++++++++++++++++= ++++ .../bindings/mfd/ti-keystone-devctrl.txt | 19 ----- 2 files changed, 84 insertions(+), 19 deletions(-) diff --git a/Documentation/devicetree/bindings/mfd/ti,keystone-devctrl.yaml= b/Documentation/devicetree/bindings/mfd/ti,keystone-devctrl.yaml new file mode 100644 index 000000000000..dd73b62357ca --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/ti,keystone-devctrl.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/ti,keystone-devctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments Keystone Device State Control + +maintainers: + - Ivan Khoronzhuk + +description: + The Keystone II devices have a set of registers that are used to control= the + status of its peripherals. This node is intended to allow access to this + functionality. + +properties: + compatible: + items: + - const: ti,keystone-devctrl + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: true + +patternProperties: + "^gpio@[0-9a-f]+$": + type: object + description: Keystone DSP GPIO controller + + "^interrupt-controller@[0-9a-f]+$": + type: object + description: Keystone DSP to ARM interrupt controller + + "^reset-controller@[0-9a-f]+$": + type: object + description: Keystone reset controller + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + - ranges + +additionalProperties: false + +examples: + - | + #include + + device-state-control@2620000 { + compatible =3D "ti,keystone-devctrl", "syscon", "simple-mfd"; + reg =3D <0x02620000 0x1000>; + #address-cells =3D <1>; + #size-cells =3D <1>; + ranges =3D <0x0 0x02620000 0x1000>; + + interrupt-controller@2a0 { + compatible =3D "ti,keystone-irq"; + reg =3D <0x2a0 0x4>; + interrupts =3D ; + interrupt-controller; + #interrupt-cells =3D <1>; + ti,syscon-dev =3D <&devctrl 0x2a0>; + }; + + reset-controller@328 { + compatible =3D "ti,keystone-reset"; + reg =3D <0x328 0x10>; + ti,syscon-pll =3D <&pllctrl 0xe4>; + ti,syscon-dev =3D <&devctrl 0x328>; + ti,wdt-list =3D <0>; + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/ti-keystone-devctrl.txt = b/Documentation/devicetree/bindings/mfd/ti-keystone-devctrl.txt deleted file mode 100644 index 71a1f5963936..000000000000 --- a/Documentation/devicetree/bindings/mfd/ti-keystone-devctrl.txt +++ /dev/null @@ -1,19 +0,0 @@ -* Device tree bindings for Texas Instruments keystone device state control - -The Keystone II devices have a set of registers that are used to control -the status of its peripherals. This node is intended to allow access to -this functionality. - -Required properties: - -- compatible: "ti,keystone-devctrl", "syscon" - -- reg: contains offset/length value for device state control - registers space. - -Example: - -devctrl: device-state-control@02620000 { - compatible =3D "ti,keystone-devctrl", "syscon"; - reg =3D <0x02620000 0x1000>; -}; --=20 2.55.0