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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 8A418C43462 for ; Fri, 2 Apr 2021 09:06:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6C5476108B for ; Fri, 2 Apr 2021 09:06:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234680AbhDBJGe (ORCPT ); Fri, 2 Apr 2021 05:06:34 -0400 Received: from marcansoft.com ([212.63.210.85]:34342 "EHLO mail.marcansoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234404AbhDBJGd (ORCPT ); Fri, 2 Apr 2021 05:06:33 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: hector@marcansoft.com) by mail.marcansoft.com (Postfix) with ESMTPSA id 8194042720; Fri, 2 Apr 2021 09:06:24 +0000 (UTC) From: Hector Martin To: linux-arm-kernel@lists.infradead.org Cc: Hector Martin , Marc Zyngier , Rob Herring , Arnd Bergmann , Olof Johansson , Krzysztof Kozlowski , Mark Kettenis , Tony Lindgren , Mohamed Mediouni , Stan Skowronek , Alexander Graf , Will Deacon , Linus Walleij , Mark Rutland , Andy Shevchenko , Jonathan Corbet , Catalin Marinas , Christoph Hellwig , "David S. Miller" , devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 05/18] dt-bindings: timer: arm,arch_timer: Add interrupt-names support Date: Fri, 2 Apr 2021 18:05:29 +0900 Message-Id: <20210402090542.131194-6-marcan@marcan.st> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210402090542.131194-1-marcan@marcan.st> References: <20210402090542.131194-1-marcan@marcan.st> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Not all platforms provide the same set of timers/interrupts, and Linux only needs one (plus kvm/guest ones); some platforms are working around this by using dummy fake interrupts. Implementing interrupt-names allows the devicetree to specify an arbitrary set of available interrupts, so the timer code can pick the right one. This also adds the hyp-virt timer/interrupt, which was previously not expressed in the fixed 4-interrupt form. Reviewed-by: Linus Walleij Acked-by: Marc Zyngier Reviewed-by: Tony Lindgren Signed-off-by: Hector Martin --- .../bindings/timer/arm,arch_timer.yaml | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml b/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml index 2c75105c1398..7f5e3af58255 100644 --- a/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml +++ b/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml @@ -34,11 +34,30 @@ properties: - arm,armv8-timer interrupts: + minItems: 1 + maxItems: 5 items: - description: secure timer irq - description: non-secure timer irq - description: virtual timer irq - description: hypervisor timer irq + - description: hypervisor virtual timer irq + + interrupt-names: + oneOf: + - minItems: 2 + items: + - const: phys + - const: virt + - const: hyp-phys + - const: hyp-virt + - minItems: 3 + items: + - const: sec-phys + - const: phys + - const: virt + - const: hyp-phys + - const: hyp-virt clock-frequency: description: The frequency of the main counter, in Hz. Should be present -- 2.30.0 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=-16.8 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,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 14A3DC43461 for ; Fri, 2 Apr 2021 09:08:17 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A115361008 for ; Fri, 2 Apr 2021 09:08:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A115361008 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=marcan.st Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=eJkt3AOXdWargVw0Dlkjjy3CihIUg/UqnkVSm5hs6q4=; b=o8uboAXFlVsN9XJg5PtrSpLWm SfgmDtOXFFnSk00Wb/i7OBN4oVAHYSoUuFp9bYQRaxk3VHBAz1fXmDE7i8U8sKEolpJxf2KVslTeb +0sSt5EncGS2Tak0zo8pqcS9lyD7rPUVbdO1Zfh79+d3NImQ5/bZFByYPwbOsPrKe+EVnbXA5wPRQ oM6A/O4vIxkf3JSdfj6yajCSyYR6Mw+QnsknXLQEUzhAzk76BwGJtTy2NEdxkcYYxnq6lrLBTumHs CWtxni50MqeGN0QLdg1JkpMsz6Y/C7Ro2WD8x7EIj5MGPp6flP5Pvz5MCufTMrHgdydmDkQeaXymt ggirMxl1A==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lSFlP-00CRCm-Ov; Fri, 02 Apr 2021 09:06:47 +0000 Received: from marcansoft.com ([212.63.210.85] helo=mail.marcansoft.com) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lSFl9-00CR9U-45 for linux-arm-kernel@lists.infradead.org; Fri, 02 Apr 2021 09:06:35 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: hector@marcansoft.com) by mail.marcansoft.com (Postfix) with ESMTPSA id 8194042720; Fri, 2 Apr 2021 09:06:24 +0000 (UTC) From: Hector Martin To: linux-arm-kernel@lists.infradead.org Cc: Hector Martin , Marc Zyngier , Rob Herring , Arnd Bergmann , Olof Johansson , Krzysztof Kozlowski , Mark Kettenis , Tony Lindgren , Mohamed Mediouni , Stan Skowronek , Alexander Graf , Will Deacon , Linus Walleij , Mark Rutland , Andy Shevchenko , Jonathan Corbet , Catalin Marinas , Christoph Hellwig , "David S. Miller" , devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 05/18] dt-bindings: timer: arm, arch_timer: Add interrupt-names support Date: Fri, 2 Apr 2021 18:05:29 +0900 Message-Id: <20210402090542.131194-6-marcan@marcan.st> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210402090542.131194-1-marcan@marcan.st> References: <20210402090542.131194-1-marcan@marcan.st> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210402_100633_741100_155F7FBC X-CRM114-Status: GOOD ( 12.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; 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 Not all platforms provide the same set of timers/interrupts, and Linux only needs one (plus kvm/guest ones); some platforms are working around this by using dummy fake interrupts. Implementing interrupt-names allows the devicetree to specify an arbitrary set of available interrupts, so the timer code can pick the right one. This also adds the hyp-virt timer/interrupt, which was previously not expressed in the fixed 4-interrupt form. Reviewed-by: Linus Walleij Acked-by: Marc Zyngier Reviewed-by: Tony Lindgren Signed-off-by: Hector Martin --- .../bindings/timer/arm,arch_timer.yaml | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml b/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml index 2c75105c1398..7f5e3af58255 100644 --- a/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml +++ b/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml @@ -34,11 +34,30 @@ properties: - arm,armv8-timer interrupts: + minItems: 1 + maxItems: 5 items: - description: secure timer irq - description: non-secure timer irq - description: virtual timer irq - description: hypervisor timer irq + - description: hypervisor virtual timer irq + + interrupt-names: + oneOf: + - minItems: 2 + items: + - const: phys + - const: virt + - const: hyp-phys + - const: hyp-virt + - minItems: 3 + items: + - const: sec-phys + - const: phys + - const: virt + - const: hyp-phys + - const: hyp-virt clock-frequency: description: The frequency of the main counter, in Hz. Should be present -- 2.30.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel