From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0F515C433DB for ; Thu, 14 Jan 2021 10:21:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C05EA23A52 for ; Thu, 14 Jan 2021 10:21:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728628AbhANKU7 (ORCPT ); Thu, 14 Jan 2021 05:20:59 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:44232 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728584AbhANKU6 (ORCPT ); Thu, 14 Jan 2021 05:20:58 -0500 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 10EAGhJT019216; Thu, 14 Jan 2021 11:20:01 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=selector1; bh=6NLucdUqmHyWd27yJHnFanUEc5ps4adpeJm9ZLYOksg=; b=6/nk6PA66Qg7P1kZBvADltprpCOwuNhfJTlpF1W4ZEMid91mjiWTpM8oPMuJ5Q0DH42+ 034AhHNKH+il78vEW7lc6qZUj+WdIntCrZP/vRTk+EwdyAJitlbF6Xc5PyznjJxkvU+g /OlE2B3CclVG0pKvPNyqkNp8vdbDYvRZ7o3U5S7ALK5ChdhfM0A18dYqXpXXpFis7gEr 8SfJtbOQtoO4ghbU0hlEOKNexE1LY2l7jxJI26lwsj6qUtHAXdXoMiRH84GMXpvqbcoG JU3J5BNnMvvXAPUCIXm7TdxnDmnihzLkp00dyOu0F1srOoP9efKCV/iO+gCwimqXutQg ww== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 35y5kyw0an-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Jan 2021 11:20:01 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C2DF3100038; Thu, 14 Jan 2021 11:20:00 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id AEE6822E763; Thu, 14 Jan 2021 11:20:00 +0100 (CET) Received: from localhost (10.75.127.46) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 14 Jan 2021 11:20:00 +0100 From: Amelie Delaunay To: Kishon Vijay Abraham I , Vinod Koul , Rob Herring , Alexandre Torgue , Maxime Coquelin CC: , , , , Amelie Delaunay Subject: [PATCH 1/2] dt-bindings: phy: phy-stm32-usbphyc: add #clock-cells required property Date: Thu, 14 Jan 2021 11:19:48 +0100 Message-ID: <20210114101949.23859-2-amelie.delaunay@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210114101949.23859-1-amelie.delaunay@foss.st.com> References: <20210114101949.23859-1-amelie.delaunay@foss.st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.46] X-ClientProxiedBy: SFHDAG1NODE1.st.com (10.75.127.1) To SFHDAG2NODE3.st.com (10.75.127.6) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343,18.0.737 definitions=2021-01-14_03:2021-01-13,2021-01-14 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org usbphyc provides a unique clock called ck_usbo_48m. STM32 USB OTG needs a 48Mhz clock (utmifs_clk48) for Full-Speed operation. ck_usbo_48m is a possible parent clock for USB OTG 48Mhz clock. ck_usbo_48m is available as soon as the PLL is enabled. Signed-off-by: Amelie Delaunay --- .../devicetree/bindings/phy/phy-stm32-usbphyc.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml index 46df6786727a..4e4da64b8e01 100644 --- a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml +++ b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml @@ -51,6 +51,10 @@ properties: vdda1v8-supply: description: regulator providing 1V8 power supply to the PLL block + '#clock-cells': + description: number of clock cells for ck_usbo_48m consumer + const: 0 + #Required child nodes: patternProperties: @@ -102,6 +106,7 @@ required: - "#size-cells" - vdda1v1-supply - vdda1v8-supply + - '#clock-cells' - usb-phy@0 - usb-phy@1 @@ -120,6 +125,7 @@ examples: vdda1v8-supply = <®18>; #address-cells = <1>; #size-cells = <0>; + #clock-cells = <0>; usbphyc_port0: usb-phy@0 { reg = <0>; -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C97FC433E0 for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org usbphyc provides a unique clock called ck_usbo_48m. STM32 USB OTG needs a 48Mhz clock (utmifs_clk48) for Full-Speed operation. ck_usbo_48m is a possible parent clock for USB OTG 48Mhz clock. ck_usbo_48m is available as soon as the PLL is enabled. Signed-off-by: Amelie Delaunay --- .../devicetree/bindings/phy/phy-stm32-usbphyc.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml index 46df6786727a..4e4da64b8e01 100644 --- a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml +++ b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml @@ -51,6 +51,10 @@ properties: vdda1v8-supply: description: regulator providing 1V8 power supply to the PLL block + '#clock-cells': + description: number of clock cells for ck_usbo_48m consumer + const: 0 + #Required child nodes: patternProperties: @@ -102,6 +106,7 @@ required: - "#size-cells" - vdda1v1-supply - vdda1v8-supply + - '#clock-cells' - usb-phy@0 - usb-phy@1 @@ -120,6 +125,7 @@ examples: vdda1v8-supply = <®18>; #address-cells = <1>; #size-cells = <0>; + #clock-cells = <0>; usbphyc_port0: usb-phy@0 { reg = <0>; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel