From patchwork Fri Jan 20 19:01:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Doug Berger X-Patchwork-Id: 1729794 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=EgIBICgK; 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 4Nz85J24Bkz23gR for ; Sat, 21 Jan 2023 06:02:44 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230097AbjATTCn (ORCPT ); Fri, 20 Jan 2023 14:02:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230004AbjATTCk (ORCPT ); Fri, 20 Jan 2023 14:02:40 -0500 Received: from mail-oa1-x35.google.com (mail-oa1-x35.google.com [IPv6:2001:4860:4864:20::35]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81072BF8A5; Fri, 20 Jan 2023 11:02:33 -0800 (PST) Received: by mail-oa1-x35.google.com with SMTP id 586e51a60fabf-15ebfdf69adso7367248fac.0; Fri, 20 Jan 2023 11:02:33 -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=q6gBQQgTi4K3Y99K1tsHxOMMy9BG9zhs5uBNfgpAj1A=; b=EgIBICgKIBipBfwSWWMa8ggl7BQSSomW1dcuUEpM8OqWVn78MmHecIUszpyI1Y9V8h cqRDoGlGHzxS3qgJsWwjNBSHAWGPEjwuDbiiSKCiWBLXbDcxGFhktrH6W/2y1kWUe8zu lYTr27JxgKASsC67XkOUa2uOxgb4Tuq5RpiGk5H71gOXb8clRQthKzpM1jAYSoL0BxNO 63XW9c/LefvLWLgYF0A8UPD0U+H05/VwgEHUH4hX2KEhnlZ32fJDtnL+5kS4yUCgs2BG gf8GmMCIfpc0Fkv/v6OcPNex6ahR8c0m82IueUtNUkZZqGTgGcYVg2fRXD175xWaRZXJ cLDg== 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=q6gBQQgTi4K3Y99K1tsHxOMMy9BG9zhs5uBNfgpAj1A=; b=SRk7ftl9jI07Bu5ndPdJ7L+BqgCpxzjkcoKIrEyVc6OUuEmm7uaWBGjYWV807/BAPL ZAPDhxJA5K7XuWsUMWmmWSUYm3A3gGgFjPHvnIJ6tyGBuwIN1KJab0DsOchiKLfBYBvi bkIYYTLeZVAb9w5ltYXdbjxM1NjCWnQuSFSOvXqCiis8H9dxOWZN3kh47OxrT7mG02tH yEYRyoFpcgxKV6g662EDPseUGdHkJ+LtB0n+4q185VFpEqMfDLSjsYLXLfHhpFXaEwUC 5qBFwSksW0dCghc9XyA6vp9CVB+On89CbGViWnMrT3Jg6NaEMN5ovRWHfLJphccqwPxD Hruw== X-Gm-Message-State: AFqh2koTUv7rykgzSHV17gaf74AhXyDu/t6rGG/Zr6HsEvbb1l2cNs4a /n+arfmgxZATsv3H6LTlm0o= X-Google-Smtp-Source: AMrXdXsfVnfCWclXty8MjyIts8pscLYhQIZ1F1otPOxetglspQ4E28CZd1ifr07mW2iZUK2DaQQSxg== X-Received: by 2002:a05:6870:ed49:b0:144:57b1:c8cf with SMTP id ex9-20020a056870ed4900b0014457b1c8cfmr8460943oab.47.1674241353197; Fri, 20 Jan 2023 11:02:33 -0800 (PST) Received: from stbirv-lnx-3.igp.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id y13-20020a37f60d000000b006fa2b1c3c1esm10379806qkj.58.2023.01.20.11.02.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Jan 2023 11:02:32 -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 5/6] dt-bindings: rtc: brcm,brcmstb-waketimer: add alarm interrupt Date: Fri, 20 Jan 2023 11:01:46 -0800 Message-Id: <20230120190147.718976-6-opendmb@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230120190147.718976-1-opendmb@gmail.com> References: <20230120190147.718976-1-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 --- .../bindings/rtc/brcm,brcmstb-waketimer.yaml | 22 ++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.yaml b/Documentation/devicetree/bindings/rtc/brcm,brcmstb-waketimer.yaml index 9fe079917a98..a9199f299a68 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 @@ -42,3 +49,12 @@ examples: interrupt-parent = <&aon_pm_l2_intc>; clocks = <&upg_fixed>; }; + + - | + rtc@f041a080 { + compatible = "brcm,brcmstb-waketimer"; + reg = <0xf041a080 0x14>; + interrupts-extended = <&aon_pm_l2_intc 0x04>, + <&upg_aux_aon_intr2_intc 0x08>; + clocks = <&upg_fixed>; + };