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=-10.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 13B73C433DF for ; Wed, 24 Jun 2020 17:48:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3932207E8 for ; Wed, 24 Jun 2020 17:48:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="CyHySDZb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405738AbgFXRsY (ORCPT ); Wed, 24 Jun 2020 13:48:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53308 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405546AbgFXRsI (ORCPT ); Wed, 24 Jun 2020 13:48:08 -0400 Received: from mail-ej1-x641.google.com (mail-ej1-x641.google.com [IPv6:2a00:1450:4864:20::641]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E6D25C061573; Wed, 24 Jun 2020 10:48:07 -0700 (PDT) Received: by mail-ej1-x641.google.com with SMTP id w16so3327023ejj.5; Wed, 24 Jun 2020 10:48:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FVwacTejwB8bnJMaBC+CSJR1GseZilP5h+0PzN0VoP0=; b=CyHySDZbZFOKyw+YCaiZSvoQBE0Zbehzyy2X9XsydYfqpYn+MsOBZkqQZODXnskNCc BPO+bLCoLhcPF6Hu1H7WXiYkCaKskuhnuuPmTu5vcT0dPx6N0+pqi9g+c0UxG5xIfPg3 kL1A5s0iDbA8SEiMstBS4+mteDAfP1ZbYO8lkSa2eEjxtERB7tuQil/zLY07qP8QfnfT Ks9NfNhPr4tyWRrr4pOsevB/O1ISI4XOEjnZSkSQZ88trOHOCLDYkbvLoVubfoRvipg5 ZdpQlbDkIHNLFrEyndITO55aCVZ9fGhxw8IzVNqgQzWTCY+6smWLOBeGfzSo8JyFABif AH/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FVwacTejwB8bnJMaBC+CSJR1GseZilP5h+0PzN0VoP0=; b=nEiFZ5+kTmlwiuljS+Pi6D8OTg6FVHcX8sISzyQYVugagge6J5nwgBuuqZwXQuad9m S3E5Ov8RpZqfB5Rhxe0NqoGsZC8uZ32xIWR7qZo0/srCXWXcswj3he53wkXHtwWp3HH3 d6/w9vXs9bcQLt3rcI87JVpQMSjtTwuWe4sD6y7YtPkUhJ4Vp6aluMkdO3EkE1nBHLnr TibNLnzpbOrEOh9uZG/jKGUVVapE2VEMEgh0TMfddW3wsCZj46picZU/NS7FNIM/keic WIRMSrTOR/9yMvad6tddvrU6X2y2BLHWeidKHqDbU44qO03N8mMKnC+uQegE0up2SHSe p60g== X-Gm-Message-State: AOAM532X8aNi1Zl8srlPa9j8EidbgF35nao+7XEf6Np7iYJW7pZDSgtL 6BLgDWoRy+t6wwgrW4MMfIE= X-Google-Smtp-Source: ABdhPJwBXzoXISAEf56ynRyfx1fplZO4Y02ClrMYltwtr17tIqd5+AyvQoiO3MFh+Vxn1y8srcnxRQ== X-Received: by 2002:a17:907:9486:: with SMTP id dm6mr26776617ejc.248.1593020886591; Wed, 24 Jun 2020 10:48:06 -0700 (PDT) Received: from localhost.localdomain ([188.24.137.55]) by smtp.gmail.com with ESMTPSA id s14sm8044146edq.36.2020.06.24.10.48.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2020 10:48:06 -0700 (PDT) From: Cristian Ciocaltea To: Stephen Boyd , =?UTF-8?q?Andreas=20F=C3=A4rber?= , Manivannan Sadhasivam , Rob Herring , Michael Turquette , Philipp Zabel Cc: linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-actions@lists.infradead.org Subject: [PATCH v2 5/6] clk: actions: Add Actions S500 SoC Reset Management Unit support Date: Wed, 24 Jun 2020 20:47:56 +0300 Message-Id: X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add Reset Management Unit (RMU) support for Actions Semi S500 SoC. Signed-off-by: Cristian Ciocaltea --- Changes in v2: - Remove copyright as indicated by Stephen drivers/clk/actions/owl-s500.c | 78 ++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c index 025a8f6d6482..61bb224f6330 100644 --- a/drivers/clk/actions/owl-s500.c +++ b/drivers/clk/actions/owl-s500.c @@ -23,8 +23,10 @@ #include "owl-gate.h" #include "owl-mux.h" #include "owl-pll.h" +#include "owl-reset.h" #include +#include #define CMU_COREPLL (0x0000) #define CMU_DEVPLL (0x0004) @@ -497,20 +499,96 @@ static struct clk_hw_onecell_data s500_hw_clks = { .num = CLK_NR_CLKS, }; +static const struct owl_reset_map s500_resets[] = { + [RESET_DMAC] = { CMU_DEVRST0, BIT(0) }, + [RESET_NORIF] = { CMU_DEVRST0, BIT(1) }, + [RESET_DDR] = { CMU_DEVRST0, BIT(2) }, + [RESET_NANDC] = { CMU_DEVRST0, BIT(3) }, + [RESET_SD0] = { CMU_DEVRST0, BIT(4) }, + [RESET_SD1] = { CMU_DEVRST0, BIT(5) }, + [RESET_PCM1] = { CMU_DEVRST0, BIT(6) }, + [RESET_DE] = { CMU_DEVRST0, BIT(7) }, + [RESET_LCD] = { CMU_DEVRST0, BIT(8) }, + [RESET_SD2] = { CMU_DEVRST0, BIT(9) }, + [RESET_DSI] = { CMU_DEVRST0, BIT(10) }, + [RESET_CSI] = { CMU_DEVRST0, BIT(11) }, + [RESET_BISP] = { CMU_DEVRST0, BIT(12) }, + [RESET_KEY] = { CMU_DEVRST0, BIT(14) }, + [RESET_GPIO] = { CMU_DEVRST0, BIT(15) }, + [RESET_AUDIO] = { CMU_DEVRST0, BIT(17) }, + [RESET_PCM0] = { CMU_DEVRST0, BIT(18) }, + [RESET_VDE] = { CMU_DEVRST0, BIT(19) }, + [RESET_VCE] = { CMU_DEVRST0, BIT(20) }, + [RESET_GPU3D] = { CMU_DEVRST0, BIT(22) }, + [RESET_NIC301] = { CMU_DEVRST0, BIT(23) }, + [RESET_LENS] = { CMU_DEVRST0, BIT(26) }, + [RESET_PERIPHRESET] = { CMU_DEVRST0, BIT(27) }, + [RESET_USB2_0] = { CMU_DEVRST1, BIT(0) }, + [RESET_TVOUT] = { CMU_DEVRST1, BIT(1) }, + [RESET_HDMI] = { CMU_DEVRST1, BIT(2) }, + [RESET_HDCP2TX] = { CMU_DEVRST1, BIT(3) }, + [RESET_UART6] = { CMU_DEVRST1, BIT(4) }, + [RESET_UART0] = { CMU_DEVRST1, BIT(5) }, + [RESET_UART1] = { CMU_DEVRST1, BIT(6) }, + [RESET_UART2] = { CMU_DEVRST1, BIT(7) }, + [RESET_SPI0] = { CMU_DEVRST1, BIT(8) }, + [RESET_SPI1] = { CMU_DEVRST1, BIT(9) }, + [RESET_SPI2] = { CMU_DEVRST1, BIT(10) }, + [RESET_SPI3] = { CMU_DEVRST1, BIT(11) }, + [RESET_I2C0] = { CMU_DEVRST1, BIT(12) }, + [RESET_I2C1] = { CMU_DEVRST1, BIT(13) }, + [RESET_USB3] = { CMU_DEVRST1, BIT(14) }, + [RESET_UART3] = { CMU_DEVRST1, BIT(15) }, + [RESET_UART4] = { CMU_DEVRST1, BIT(16) }, + [RESET_UART5] = { CMU_DEVRST1, BIT(17) }, + [RESET_I2C2] = { CMU_DEVRST1, BIT(18) }, + [RESET_I2C3] = { CMU_DEVRST1, BIT(19) }, + [RESET_ETHERNET] = { CMU_DEVRST1, BIT(20) }, + [RESET_CHIPID] = { CMU_DEVRST1, BIT(21) }, + [RESET_USB2_1] = { CMU_DEVRST1, BIT(22) }, + [RESET_WD0RESET] = { CMU_DEVRST1, BIT(24) }, + [RESET_WD1RESET] = { CMU_DEVRST1, BIT(25) }, + [RESET_WD2RESET] = { CMU_DEVRST1, BIT(26) }, + [RESET_WD3RESET] = { CMU_DEVRST1, BIT(27) }, + [RESET_DBG0RESET] = { CMU_DEVRST1, BIT(28) }, + [RESET_DBG1RESET] = { CMU_DEVRST1, BIT(29) }, + [RESET_DBG2RESET] = { CMU_DEVRST1, BIT(30) }, + [RESET_DBG3RESET] = { CMU_DEVRST1, BIT(31) }, +}; + static struct owl_clk_desc s500_clk_desc = { .clks = s500_clks, .num_clks = ARRAY_SIZE(s500_clks), .hw_clks = &s500_hw_clks, + + .resets = s500_resets, + .num_resets = ARRAY_SIZE(s500_resets), }; static int s500_clk_probe(struct platform_device *pdev) { struct owl_clk_desc *desc; + struct owl_reset *reset; + int ret; desc = &s500_clk_desc; owl_clk_regmap_init(pdev, desc); + reset = devm_kzalloc(&pdev->dev, sizeof(*reset), GFP_KERNEL); + if (!reset) + return -ENOMEM; + + reset->rcdev.of_node = pdev->dev.of_node; + reset->rcdev.ops = &owl_reset_ops; + reset->rcdev.nr_resets = desc->num_resets; + reset->reset_map = desc->resets; + reset->regmap = desc->regmap; + + ret = devm_reset_controller_register(&pdev->dev, &reset->rcdev); + if (ret) + dev_err(&pdev->dev, "Failed to register reset controller\n"); + return owl_clk_probe(&pdev->dev, desc->hw_clks); } -- 2.27.0