From patchwork Thu Mar 4 17:00:46 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heinrich Schuchardt X-Patchwork-Id: 1447455 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=gmx.net header.i=@gmx.net header.a=rsa-sha256 header.s=badeba3b8450 header.b=Q146X/Fv; dkim-atps=neutral Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DrxwV26tdz9sRf for ; Fri, 5 Mar 2021 04:01:30 +1100 (AEDT) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 3B51C8204B; Thu, 4 Mar 2021 18:01:24 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=gmx.de Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; secure) header.d=gmx.net header.i=@gmx.net header.b="Q146X/Fv"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 02CAC8204B; Thu, 4 Mar 2021 18:01:22 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FREEMAIL_FROM,RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2, SPF_HELO_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 915F981F9E for ; Thu, 4 Mar 2021 18:01:18 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=gmx.de Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=xypron.glpk@gmx.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1614877264; bh=lpkH9P/JT4ukifFhKNtyOZkVC9StbuTrYQrjl//BhNg=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date; b=Q146X/Fv4sjFSWXt7wJaOTJ+3QpMweh8jIJGqcx1kw74zk8URlYnZcot34fObnXWK yiZ0sGmirVgZ8+iNmE2nMQ9M7fvpj1iUnYsBkzQ+P9R6TEQZ89dYRrRq/XAoBUImva esiqZ2kHZ0zLAObEMl9ELMMm+KEhGEajnvxkFFi0= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from rpi2.fritz.box ([62.143.246.89]) by mail.gmx.net (mrgmx004 [212.227.17.184]) with ESMTPSA (Nemesis) id 1N63Ra-1lp5ce0CS0-016LRj; Thu, 04 Mar 2021 18:01:04 +0100 From: Heinrich Schuchardt To: Rick Chen Cc: Sean Anderson , Alexander Graf , Simon Glass , Anup Patel , Atish Patra , u-boot@lists.denx.de, Heinrich Schuchardt Subject: [PATCH 0/5] riscv: enable SBI system reset Date: Thu, 4 Mar 2021 17:00:46 +0000 Message-Id: <20210304170051.58993-1-xypron.glpk@gmx.de> X-Mailer: git-send-email 2.30.1 MIME-Version: 1.0 X-Provags-ID: V03:K1:bOip7BJngUlaGgyLStoDeGcGneC+EBLeqtmQPy8d+lfqvinIX5/ vgwbvAkmiSey1O5mAcW7kjounzvv95KM8/WIF/WMJakON0h9diy/Vzt0Nq9AYzgTDDZTqgZ 1iuF1OHeN504RKAeRwaHwCIobpWR68D2VjrG759vCbkiFisS7q3XX7iaGogAJx/WU0hSGBN De7v0Pm9AU22YOcv4JL8g== X-UI-Out-Filterresults: notjunk:1;V03:K0:oa7elRxh+cs=:cLYrU+kK67X0BqP4UFVr6v krIv8f7glzPcHcqtva2ez28ozbCsltuK0wVajcqmJe27s9CZCSJzY21lJIKooC5z3fKgRaaIv gPbasu77cDLCv9iZkeZuWNdeYeUZShA18VZ3P7LpZpH0+/tRbNqnXW9W7Fw6vE6IlkBMgfEdE D2dWbayYuuOTjvDYKIcxIZdvPZOhHSpGPUifyEXOokpwCKX/hqVwsVAAnxs00Kc2pklbOzyex 9p0lFXFN2XCcMm5vU/wBo1w7I6+jicJD5FA6rlEbjV0iCHN6dyR4G/sn4nYOndx+HTilTr/Gm CF2SjQDfHH4BhYbsWS4Fbtvt6mxCZM9e46f6tAApMwxOQdfENSdHMquSEy7bxT35bKbSufGdr iT9Q8hZqrQZX9UoQtHSEfibX/tbuo38YfBKByJHSA6ANLzGP2T+8DErt8DCAbD6WIhg8AyLWJ sa4loR+h3GPFVDHnGQ1j5KX4nUpTI/AH+DTU25MvqHWmNAq1HB2MMkHyoJ5dTfSyqsQb/wiO+ fEUb9lNfGvAyR3p2GywXvtnkpROTE786wvp21MeW52LSfdZqxSrTSFvMO62Fr7L7qb8Oe2st9 j+XLTJMhFh7S32EX2cjm/f0N8aFgdPbt4byxD+ScF55SxVw5GB//XdcEE6ylLF5S2qopVkR38 bYZ6gSE60WuEW77suX9+q+iPtu8oxJLlzGmRNfDhvAmTdWXYsg/dk0J2pOWL/nouD3lkBf8r/ V8JDXGCTTR2bBOBSh8fjIhFZry6j1Ba1lF+slaPzyAcJ/M1IUP7Nq20/9hQKsw/E3IQS+0DD7 Cdq6ZcXLk1XD1CcSxrn/42sIIJpc5TfDcgrLVzqfH1IFWq824WjyEKQN6AKTIZVl4Qj64Crjp xoQzVnP99RHU1G0sZ60g== X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.4 at phobos.denx.de X-Virus-Status: Clean The purpose of this series is to provide the UEFI ResetSystem() service at runtime on RISC-V systems. With SBI v0.3 a system reset extension is available. This allows to implement reboot and poweroff in U-Boot in a system independent way. OpenSBI already provides an implementation of the extension for the Kendryte K210 and other platforms. * Provide a system reset driver using the system reset extension. * Enable the driver on the MAIX board. * Change the sbi command to use contants instead of raw numbers where applicable. Heinrich Schuchardt (5): risv: add missing SBI extension definitions cmd/sbi: use constants instead of numerical values sysreset: provide SBI based sysreset driver pinctrl: K210_PINCTRL depends on REGMAP and on SYSCON maix: enable SBI system reset for MAIX MAINTAINERS | 1 + arch/riscv/include/asm/sbi.h | 37 +++++++++- arch/riscv/lib/sbi.c | 21 ++++-- board/sipeed/maix/maix.c | 4 ++ cmd/riscv/sbi.c | 30 ++++---- configs/sipeed_maix_smode_defconfig | 2 + drivers/pinctrl/Kconfig | 2 + drivers/sysreset/Kconfig | 7 ++ drivers/sysreset/Makefile | 1 + drivers/sysreset/sysreset_sbi.c | 102 ++++++++++++++++++++++++++++ lib/efi_loader/Kconfig | 2 +- 11 files changed, 187 insertions(+), 22 deletions(-) create mode 100644 drivers/sysreset/sysreset_sbi.c --- 2.30.1