From patchwork Fri Sep 8 16:13:48 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksandr Shamray X-Patchwork-Id: 9944653 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C8F5E604D4 for ; Fri, 8 Sep 2017 16:15:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B14F528824 for ; Fri, 8 Sep 2017 16:15:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A5A1D28827; Fri, 8 Sep 2017 16:15:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, RCVD_IN_DNSWL_MED, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5ED8428824 for ; Fri, 8 Sep 2017 16:15:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=IaJ5kAX4SKjV5XmsIk6XE4tWgU8Wa8vVCqCdyEfvDvY=; b=LYmx5krepgOZAt/b265c9eT2Eq kpho3SrMbDNpxGaMtXs+5+VWkOaR0JejYiBaRgrL3/ZFPGngJ+AQpCMttCkqO50WJCtaXq8M5hRci YAW2H0V30czrg334KA52DVO3kzuYntjTP6pSVraIeWnvaVY0bgZptFRXSq0F/RXt2tu7gmURY37Yu zgrntwAfatN3T2tNjhkaQPWTQw+BVL5Ye3O8+JRJT9YjY+HGKDRvvx9SMXI7u/059Q7P01zhmbKPB z9ZjbhWNVp+I2YEyBO0rFS+lyYSUkF+yrtLc7sXlVhgrbT+gV1cJp+atKEnHMlqFGKEzFflEnaEMf XtHsULDA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dqLvy-0004QE-Dp; Fri, 08 Sep 2017 16:15:10 +0000 Received: from mail-il-dmz.mellanox.com ([193.47.165.129] helo=mellanox.co.il) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dqLv6-0003VH-VB for linux-arm-kernel@lists.infradead.org; Fri, 08 Sep 2017 16:14:22 +0000 Received: from Internal Mail-Server by MTLPINE1 (envelope-from oleksandrs@mellanox.com) with ESMTPS (AES256-SHA encrypted); 8 Sep 2017 19:13:51 +0300 Received: from r-vnc16.mtr.labs.mlnx (r-vnc16.mtr.labs.mlnx [10.208.0.16]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id v88GDp8Z001000; Fri, 8 Sep 2017 19:13:51 +0300 From: Oleksandr Shamray To: gregkh@linuxfoundation.org, arnd@arndb.de Subject: [patch v8 3/4] Documentation: jtag: Add bindings for Aspeed SoC 24xx and 25xx families JTAG master driver Date: Fri, 8 Sep 2017 19:13:48 +0300 Message-Id: <1504887229-2748-4-git-send-email-oleksandrs@mellanox.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1504887229-2748-1-git-send-email-oleksandrs@mellanox.com> References: <1504887229-2748-1-git-send-email-oleksandrs@mellanox.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170908_091417_483752_6B868A2A X-CRM114-Status: GOOD ( 11.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, jiri@resnulli.us, system-sw-low-level@mellanox.com, linux-api@vger.kernel.org, openbmc@lists.ozlabs.org, linux-kernel@vger.kernel.org, openocd-devel-owner@lists.sourceforge.net, mec@shout.net, Jiri Pirko , robh+dt@kernel.org, joel@jms.id.au, linux-serial@vger.kernel.org, vadimp@maellanox.com, Oleksandr Shamray , tklauser@distanz.ch, mchehab@kernel.org, davem@davemloft.net, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP It has been tested on Mellanox system with BMC equipped with Aspeed 2520 SoC for programming CPLD devices. Signed-off-by: Oleksandr Shamray Signed-off-by: Jiri Pirko Acked-by: Rob Herring Acked-by: Arnd Bergmann --- v7->v8 Comments pointed by Arnd Bergmann - Change compatible string to ast2400 and ast2000 V6->v7 Comments pointed by Tobias Klauser - Fix spell "Doccumentation" -> "Documentation" v5->v6 Comments pointed by Tobias Klauser - Small nit: s/documentation/Documentation/ v4->v5 V3->v4 Comments pointed by Rob Herring - delete unnecessary "status" and "reg-shift" descriptions in bndings file v2->v3 Comments pointed by Rob Herring - split Aspeed jtag driver and binding to sepatrate patches - delete unnecessary "status" and "reg-shift" descriptions in bndings file --- .../devicetree/bindings/jtag/aspeed-jtag.txt | 18 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 19 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/jtag/aspeed-jtag.txt diff --git a/Documentation/devicetree/bindings/jtag/aspeed-jtag.txt b/Documentation/devicetree/bindings/jtag/aspeed-jtag.txt new file mode 100644 index 0000000..8cfc610 --- /dev/null +++ b/Documentation/devicetree/bindings/jtag/aspeed-jtag.txt @@ -0,0 +1,18 @@ +Aspeed JTAG driver for ast2400 and ast2500 SoC + +Required properties: +- compatible: Should be one of + - "aspeed,ast2400-jtag" + - "aspeed,ast2500-jtag" +- reg contains the offset and length of the JTAG memory + region +- clocks root clock of bus, should reference the APB clock +- interrupts should contain JTAG controller interrupt + +Example: +jtag: jtag@1e6e4000 { + compatible = "aspeed,ast2500-jtag"; + reg = <0x1e6e4000 0x1c>; + clocks = <&clk_apb>; + interrupts = <43>; +}; diff --git a/MAINTAINERS b/MAINTAINERS index 141aeaf..bfdfa94 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7299,6 +7299,7 @@ S: Maintained F: include/linux/jtag.h F: include/uapi/linux/jtag.h F: drivers/jtag/ +F: Documentation/devicetree/bindings/jtag/ K10TEMP HARDWARE MONITORING DRIVER M: Clemens Ladisch