From patchwork Tue Jan 24 20:14:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Doug Berger X-Patchwork-Id: 1731436 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-rtc-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=ZAopVKkN; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4P1dVz47SHz23gM for ; Wed, 25 Jan 2023 07:15:07 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229482AbjAXUPF (ORCPT ); Tue, 24 Jan 2023 15:15:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229929AbjAXUOx (ORCPT ); Tue, 24 Jan 2023 15:14:53 -0500 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 55D732A15E; Tue, 24 Jan 2023 12:14:52 -0800 (PST) Received: by mail-pj1-x1030.google.com with SMTP id v6-20020a17090ad58600b00229eec90a7fso2402796pju.0; Tue, 24 Jan 2023 12:14:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ll14lOuViaenf8FjC8Zh9d13ikWCf4/ACX98HmRIznQ=; b=ZAopVKkN0s7Png4zG+tuGkTd3xixUMd69So0uL2bMx5KZYtc59pIqZ4f2v8pmvU3AB Kv95PTiLofjK8wrWBwJZDyZmKerFogMJQE3VWtLiLWEbnfCFI9IBKwP2Fnkao1M50VV6 jPwciYogW4lFiUwTsf7OxNMVtNrC1BOvo7FD2DvB62ARFsUh32Tw3rImxM28KOBudBZx o3DrAhuk052jHvkh1NKylSFBAdr/sH8ccp1r0dbjQOm+qfst19wDunhyd4k4SlIK/bLa lEHCOhLIuivm1krpd8+vkGHCDUaqD+GfMOc/C8jxl1H08Mio2yA+Tl3Jjyf37nv50I1Y o9OQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ll14lOuViaenf8FjC8Zh9d13ikWCf4/ACX98HmRIznQ=; b=o/+ZTXdM5UNdPmo+6Rcvy8Q0ryT7CTmaQa7eb1ZHjQUkuCere5xp/yUklm3a01ZhjG PTt5ElEgCTmHeUZgVeYhrQ45a0MZzRGNLJvUTTiveT1yua15FW1d5IYs3qB1pTsfiQ9j IF59bEyKxW/DJ8Cq6lH9iNO6Ogve75IE8k/cU2rcy9kem+aZlcvlvxSl1NvVYnVnK76Q gukGbvuJ6JBStzfeSR7vkpQVRWAJtLyjFXf6vuzH/4gnXIzDKHj5g45HSukfRzdGGpRu 1v7kYmqSMZIqX0srE4Xr7S8SFC1XPSdlDBrM2n0s5atyHZFXwy9GVwGDCAezz5kI6es0 QxMg== X-Gm-Message-State: AFqh2kq/I7v8weZos6PF3rjeZFDl1HQO9y6DcTYdGi76hMVZ9nkvKtex PcdovrnGXcVJH/pXem4XuMQ= X-Google-Smtp-Source: AMrXdXtSLjjpmIZl5tzMLd8wwiQWRF3O8uIuMF/HEzETMHjTsG/sYrTi7X2oO1JsB5GcOA6m9vZ7Vg== X-Received: by 2002:a17:902:ca13:b0:195:f265:66dc with SMTP id w19-20020a170902ca1300b00195f26566dcmr12490201pld.68.1674591291804; Tue, 24 Jan 2023 12:14:51 -0800 (PST) Received: from stbirv-lnx-3.igp.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id d13-20020a170902728d00b00174f61a7d09sm2057824pll.247.2023.01.24.12.14.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Jan 2023 12:14:51 -0800 (PST) From: Doug Berger To: Alessandro Zummo , Alexandre Belloni Cc: Brian Norris , Markus Mayer , Rob Herring , Krzysztof Kozlowski , Florian Fainelli , Broadcom internal kernel review list , linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Doug Berger Subject: [PATCH v2 1/2] dt-bindings: rtc: brcm,brcmstb-waketimer: add alarm interrupt Date: Tue, 24 Jan 2023 12:14:29 -0800 Message-Id: <20230124201430.2502371-2-opendmb@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230124201430.2502371-1-opendmb@gmail.com> References: <20230124201430.2502371-1-opendmb@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-rtc@vger.kernel.org A second interrupt can optionally be specified for this device to be used for generating RTC alarm interrupts. Signed-off-by: Doug Berger Reviewed-by: Krzysztof Kozlowski Acked-by: Florian Fainelli --- .../bindings/rtc/brcm,brcmstb-waketimer.yaml | 21 ++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) diff --git a/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.yaml b/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.yaml index 9fe079917a98..c6c57636c729 100644 --- a/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.yaml +++ b/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.yaml @@ -11,7 +11,8 @@ maintainers: description: The Broadcom STB wake-up timer provides a 27Mhz resolution timer, with the - ability to wake up the system from low-power suspend/standby modes. + ability to wake up the system from low-power suspend/standby modes and + optionally generate RTC alarm interrupts. allOf: - $ref: "rtc.yaml#" @@ -24,8 +25,14 @@ properties: maxItems: 1 interrupts: - description: the TIMER interrupt - maxItems: 1 + minItems: 1 + items: + - description: the TIMER interrupt + - description: the ALARM interrupt + description: + The TIMER interrupt wakes the system from low-power suspend/standby modes. + An ALARM interrupt may be specified to interrupt the CPU when an RTC alarm + is enabled. clocks: description: clock reference in the 27MHz domain @@ -35,10 +42,10 @@ additionalProperties: false examples: - | - rtc@f0411580 { + rtc@f041a080 { compatible = "brcm,brcmstb-waketimer"; - reg = <0xf0411580 0x14>; - interrupts = <0x3>; - interrupt-parent = <&aon_pm_l2_intc>; + reg = <0xf041a080 0x14>; + interrupts-extended = <&aon_pm_l2_intc 0x04>, + <&upg_aux_aon_intr2_intc 0x08>; clocks = <&upg_fixed>; };