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Fri, 24 Jul 2026 02:16:37 -0700 (PDT) From: Bhargav Joshi Date: Fri, 24 Jul 2026 14:45:52 +0530 Subject: [PATCH 1/3] ARM: dts: ti: am57xx-idk-common: Remove unused ext-clk-src property 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: <20260724-ti-omap-rtc-v1-1-ffef78853cd6@gmail.com> References: <20260724-ti-omap-rtc-v1-0-ffef78853cd6@gmail.com> In-Reply-To: <20260724-ti-omap-rtc-v1-0-ffef78853cd6@gmail.com> To: Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexandre Belloni , Keerthy , Afzal Mohammed Cc: linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, goledhruva@gmail.com, m-chawdhry@ti.com, daniel.baluta@gmail.com, simona.toaca@nxp.com, j.bhargav.u@gmail.com X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1784884567; l=818; i=j.bhargav.u@gmail.com; h=from:subject:message-id; bh=BP5isHWJVSgsQc7eHb27miIKkXny1ILGVxUFS9gjsgw=; b=Arb/QliFJxM9kFp5UEcBYDyYbtPAeByB6h0+Q0mOkm4zPN0HBl3kOfB75858CY6vRmSGtm4HH MnGoAvMiTBTC6D0+JKrsHhb9T3VCOWeCrgg/sO/xnuo+FbPJsRdeJFu X-Developer-Key: i=j.bhargav.u@gmail.com; a=ed25519; pk=IqNDwUZKECEA+n8wXctFLBbYL9NhFstZNbOznm/nX1k= The 'ext-clk-src' property is a legacy, undocumented boolean property that is entirely unhandled by the rtc-omap driver. The driver instead determines the clock source natively by checking the presence of the "ext-clk" clock via devm_clk_get(). Remove this unnecessary property. Signed-off-by: Bhargav Joshi --- arch/arm/boot/dts/ti/omap/am57xx-idk-common.dtsi | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/boot/dts/ti/omap/am57xx-idk-common.dtsi b/arch/arm/bo= ot/dts/ti/omap/am57xx-idk-common.dtsi index 43e3623f079c..ef4bd554e92b 100644 --- a/arch/arm/boot/dts/ti/omap/am57xx-idk-common.dtsi +++ b/arch/arm/boot/dts/ti/omap/am57xx-idk-common.dtsi @@ -445,7 +445,6 @@ &uart3 { =20 &rtc { status =3D "okay"; - ext-clk-src; }; =20 &mac_sw { --=20 2.55.0 From nobody Fri Jul 24 21:52:56 2026 Received: from mail-pl1-f178.google.com (mail-pl1-f178.google.com [209.85.214.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 50F6B3E5595 for ; Fri, 24 Jul 2026 09:16:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784884617; cv=none; 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Fri, 24 Jul 2026 02:16:52 -0700 (PDT) Received: from [172.28.140.252] ([2409:40c2:5420:f772:24a9:f23f:ed43:a5ce]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3147df097e0sm29005610eec.17.2026.07.24.02.16.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jul 2026 02:16:51 -0700 (PDT) From: Bhargav Joshi Date: Fri, 24 Jul 2026 14:45:53 +0530 Subject: [PATCH 2/3] ARM: dts: ti: am335x-shc: Remove unused ti,no-init property 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: <20260724-ti-omap-rtc-v1-2-ffef78853cd6@gmail.com> References: <20260724-ti-omap-rtc-v1-0-ffef78853cd6@gmail.com> In-Reply-To: <20260724-ti-omap-rtc-v1-0-ffef78853cd6@gmail.com> To: Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexandre Belloni , Keerthy , Afzal Mohammed Cc: linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, goledhruva@gmail.com, m-chawdhry@ti.com, daniel.baluta@gmail.com, simona.toaca@nxp.com, j.bhargav.u@gmail.com X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1784884567; l=689; i=j.bhargav.u@gmail.com; h=from:subject:message-id; bh=U+tsQLnWyDRDHVr0CTIeZd5q+U3+1+j8XgyYVIUKJgY=; b=qgIljkvJo8Pw538QpYi38SdB2bfoEKRFcMhduFDIDBZgFEnXbar8/uhoB9qVZXaWC4gEZQ4bS 9/A5kB5cGYjCb4pI0AgRPXoaGYRJCRcr/1P7JoTKap1wx1zm0tqUH62 X-Developer-Key: i=j.bhargav.u@gmail.com; a=ed25519; pk=IqNDwUZKECEA+n8wXctFLBbYL9NhFstZNbOznm/nX1k= The 'ti,no-init' property is a legacy, undocumented boolean property that is entirely unhandled by the rtc-omap driver. Remove this unnecessary property from dts. Signed-off-by: Bhargav Joshi --- arch/arm/boot/dts/ti/omap/am335x-shc.dts | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/boot/dts/ti/omap/am335x-shc.dts b/arch/arm/boot/dts/t= i/omap/am335x-shc.dts index 597482822608..2b946823928f 100644 --- a/arch/arm/boot/dts/ti/omap/am335x-shc.dts +++ b/arch/arm/boot/dts/ti/omap/am335x-shc.dts @@ -241,10 +241,6 @@ &mmc3 { status =3D "okay"; }; =20 -&rtc { - ti,no-init; -}; - &sham { status =3D "okay"; }; --=20 2.55.0 From nobody Fri Jul 24 21:52:56 2026 Received: from mail-pg1-f170.google.com (mail-pg1-f170.google.com [209.85.215.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4548D3E559C for ; Fri, 24 Jul 2026 09:17:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.170 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784884643; cv=none; b=JXypGsRQOEtd2C2TXwH7qiRo0eInyiRYxJh9mqoVSPTMAAvNzhacfxsAAJ0A3Hnu6UQLrp0IA7IMu2pT72IukEghgyekr07FGY8HA2fEso1GofOGdLtzNvzqAn64uYTh/wTumap4MbgJgLBcyqk9NoSjsHkLUj2npWrX1EqeOvY= ARC-Message-Signature: i=1; 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Fri, 24 Jul 2026 02:17:06 -0700 (PDT) Received: from [172.28.140.252] ([2409:40c2:5420:f772:24a9:f23f:ed43:a5ce]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3147df097e0sm29005610eec.17.2026.07.24.02.16.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jul 2026 02:17:06 -0700 (PDT) From: Bhargav Joshi Date: Fri, 24 Jul 2026 14:45:54 +0530 Subject: [PATCH 3/3] dt-bindings: rtc: ti,omap-rtc: 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: <20260724-ti-omap-rtc-v1-3-ffef78853cd6@gmail.com> References: <20260724-ti-omap-rtc-v1-0-ffef78853cd6@gmail.com> In-Reply-To: <20260724-ti-omap-rtc-v1-0-ffef78853cd6@gmail.com> To: Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexandre Belloni , Keerthy , Afzal Mohammed Cc: linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, goledhruva@gmail.com, m-chawdhry@ti.com, daniel.baluta@gmail.com, simona.toaca@nxp.com, j.bhargav.u@gmail.com X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1784884567; l=3625; i=j.bhargav.u@gmail.com; h=from:subject:message-id; bh=w4D0gIALD+oQwRkcRYqkjrxWL3scQENxlMKyZtbKsVQ=; b=BfmznW35u7g2x8z0F5tLkqAKnZchpdk7hk8EOMs8x/nTSaF7A2roM2S1KuW/nwH3NxrnUBAC1 puVALS+J/QqD63B2R6G2p739pkc276q4xrY+lJYlAw4LmSsUrqo8B5x X-Developer-Key: i=j.bhargav.u@gmail.com; a=ed25519; pk=IqNDwUZKECEA+n8wXctFLBbYL9NhFstZNbOznm/nX1k= Convert the Texas Instruments OMAP Real Time Clock (RTC) binding from the legacy text format to the DT schema. Mark 'ti,hwmods' as deprecated as it is no longer used, it is kept to support legacy boards. Signed-off-by: Bhargav Joshi --- .../devicetree/bindings/rtc/ti,omap-rtc.yaml | 129 +++++++++++++++++= ++++ 1 file changed, 129 insertions(+) diff --git a/Documentation/devicetree/bindings/rtc/ti,omap-rtc.yaml b/Docum= entation/devicetree/bindings/rtc/ti,omap-rtc.yaml new file mode 100644 index 000000000000..eeea1bab6530 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/ti,omap-rtc.yaml @@ -0,0 +1,129 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/ti,omap-rtc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments OMAP Real Time Clock + +maintainers: + - Keerthy + - Afzal Mohammed + +description: + The OMAP RTC is a year/month/day/hours/minutes/seconds BCD clock with + century-range alarm matching, driven by the 32kHz clock. + +allOf: + - $ref: rtc.yaml# + +properties: + compatible: + oneOf: + - const: ti,da830-rtc + - const: ti,am3352-rtc + - items: + - const: ti,am3352-rtc + - const: ti,da830-rtc + - items: + - const: ti,am4372-rtc + - const: ti,am3352-rtc + - const: ti,da830-rtc + + reg: + maxItems: 1 + + interrupts: + minItems: 2 + maxItems: 2 + + system-power-controller: + type: boolean + description: + Indicates that this RTC controls system power via the pmic_power_en = pin. + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + oneOf: + - items: + - const: ext-clk + - const: int-clk + - items: + - const: ext-clk + - items: + - const: int-clk + + pinctrl-0: + description: + Phandle to pin configuration for the external wakeup pins. + + pinctrl-names: + minItems: 1 + + ti,hwmods: + $ref: /schemas/types.yaml#/definitions/string + description: + Name of the hwmod associated with the RTC. + const: rtc + deprecated: true + +patternProperties: + "^ext-wakeup(-[0-9]+)?$": + type: object + + description: + Child node describing external wakeup pin configuration. + + properties: + pins: + enum: + - ext_wakeup0 + - ext_wakeup1 + - ext_wakeup2 + - ext_wakeup3 + + input-enable: + type: boolean + description: + Enables the external wakeup input on the selected pin. + + ti,active-high: + type: boolean + description: + Sets the wakeup input polarity to active high. By default the + input is active low. + + required: + - pins + + additionalProperties: false + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + rtc@23000 { + compatible =3D "ti,da830-rtc"; + reg =3D <0x23000 0x1000>; + interrupts =3D <19>, <19>; + system-power-controller; + clocks =3D <&clk_32k_rtc>, <&clk_32768_ck>; + clock-names =3D "ext-clk", "int-clk"; + + pinctrl-0 =3D <&ext_wakeup>; + pinctrl-names =3D "default"; + + ext-wakeup { + pins =3D "ext_wakeup0"; + input-enable; + ti,active-high; + }; + }; --=20 2.55.0