From patchwork Wed Nov 22 12:12:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu-Chien Peter Lin X-Patchwork-Id: 13464696 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 62DF2C61D97 for ; Wed, 22 Nov 2023 12:18:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; 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:To:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6dBNwAybwkwfrdSpL3NQ0AXGJSk+xwqJvFxEfpYNw1E=; b=ijfnph/vxKeEpZ zEz49TAYWaArxsxMtPGQvNQp7TaiB1STdBGWe+daHYqERHseBWzUFpVkn3v+hw7rKYjLa/NOnMQpF RWBQhs4JgPRrkO/gBXXbrGjol+7bOQVObfCwyUU95fVNkpuialKKwy00A7Zu+33pJp8rMQAvXxxUK oPMTYR5dPjzziWgvIu82OnS7D0K4zr6AM7yxK3eP0tM0ra1NB+KB4r/NKsV8H6Du19xQFXQNEPCcl dtKji2Az1qlLaP2DOna31SXkclmRmC/DHj11qjsw6LXxs62OcV2n9syCWxBK69+OM/1/3pVH9V2AO aNNf/urJV97gJvK1a5QQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r5mBA-001kzw-1S; Wed, 22 Nov 2023 12:18:04 +0000 Received: from 60-248-80-70.hinet-ip.hinet.net ([60.248.80.70] helo=Atcsqr.andestech.com) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r5mB0-001kqv-2W; Wed, 22 Nov 2023 12:17:56 +0000 Received: from mail.andestech.com (ATCPCS16.andestech.com [10.0.1.222]) by Atcsqr.andestech.com with ESMTP id 3AMCGrBM025240; Wed, 22 Nov 2023 20:16:53 +0800 (+08) (envelope-from peterlin@andestech.com) Received: from swlinux02.andestech.com (10.0.15.183) by ATCPCS16.andestech.com (10.0.1.222) with Microsoft SMTP Server id 14.3.498.0; Wed, 22 Nov 2023 20:16:49 +0800 From: Yu Chien Peter Lin To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH v4 10/13] dt-bindings: riscv: Add Andes PMU extension description Date: Wed, 22 Nov 2023 20:12:32 +0800 Message-ID: <20231122121235.827122-11-peterlin@andestech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231122121235.827122-1-peterlin@andestech.com> References: <20231122121235.827122-1-peterlin@andestech.com> MIME-Version: 1.0 X-Originating-IP: [10.0.15.183] X-DNSRBL: X-MAIL: Atcsqr.andestech.com 3AMCGrBM025240 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231122_041755_267882_01C5746C X-CRM114-Status: UNSURE ( 5.62 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Document the ISA string for Andes Technology performance monitor extension which provides counter overflow interrupt and mode filtering mechanisms. Signed-off-by: Yu Chien Peter Lin Acked-by: Conor Dooley Reviewed-by: Lad Prabhakar --- Changes v2 -> v3: - New patch Changes v3 -> v4: - Include Conor's Acked-by --- Documentation/devicetree/bindings/riscv/extensions.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml index 694efaea8fce..4e0066afc848 100644 --- a/Documentation/devicetree/bindings/riscv/extensions.yaml +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml @@ -258,6 +258,13 @@ properties: in commit 2e5236 ("Ztso is now ratified.") of the riscv-isa-manual. + - const: xandespmu + description: + The Andes Technology performance monitor extension for counter overflow + and privilege mode filtering. For more details, see Counter Related + Registers in the AX45MP datasheet. + https://www.andestech.com/wp-content/uploads/AX45MP-1C-Rev.-5.0.0-Datasheet.pdf + - const: xtheadpmu description: The T-Head performance monitor extension for counter overflow. For more