From patchwork Wed Jun 17 16:48:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610277 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D7312618 for ; Wed, 17 Jun 2020 16:48:35 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id A78C12089D for ; Wed, 17 Jun 2020 16:48:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="sZqhnXS8"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="sYQVXWaL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A78C12089D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org 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:Cc: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:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sjQ9VFn3SscRko1yFV4Dal4b4IxfBRotguhLBrtwFWo=; b=sZqhnXS8zGgXS9 o6K1KqPvdw3zZApj3fYBQz1TKWYvaSv9ZqnA/xser48HGawftqCDpEru1l+oIgV8V1UhGpMPKccdQ AmB2U0ZYPOrZVzLIzdHkvANbbgIBpWwr97jGEuVN4vrziOIQg64eYOU3yUxHlpMQ13/mrosC2NtYw AMpkMOkOa2sKNxR17F0F0qPFtynuNESO/ECz4LhpZLXTiD5yuz0OfbqBUZYhKGHZM2BJ1ja4hUhya TjkKb1unWj+67dHaAChxzba25ZhW75X534+5l9BdhqAUcU+llP+wZkCn4QXb2Akfehv0XHWLxRufN 2hgl32I1uE9aLxPCnl7Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jlbEo-00060V-Mp; Wed, 17 Jun 2020 16:48:34 +0000 Received: from mail-ej1-x642.google.com ([2a00:1450:4864:20::642]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jlbEX-0005fk-WA; Wed, 17 Jun 2020 16:48:19 +0000 Received: by mail-ej1-x642.google.com with SMTP id l27so3158588ejc.1; Wed, 17 Jun 2020 09:48:17 -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=jZZKUF07v/nlA1jyQTW7KSPjbPs9IKRSHg41mjIxwpk=; b=sYQVXWaLgIeNiJ4w4XegGp1tVc+4eLMLhF+EeJsFwFeVs67vr90CoL+lnfw4FlgpHW SpwY76GMZg6CvROrI2tEX45wgJoVzpHpG7gkBAMFtM/Swba7fYRXK4Zk3TKKGxRkhJo6 Ns0P2N02EpwsLIvzj+0SZr3gYVOSimhtb9/XNbRd6dAzBeLgIOYrhiuua1j3yIFHM4xK kY99RKkidFqZv5TEp0vxHqYPtVFNFnq9Qlt02JuIYJAN/TwmfAzqw7k1YN+NS6c3LNn6 qEl9gLRkp7iVWdd+hWxQDEx7buzLAnf4PRcGhXPSMnrs6UGj6WnlCmEqAqpsR8jmtQrH sQAg== 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=jZZKUF07v/nlA1jyQTW7KSPjbPs9IKRSHg41mjIxwpk=; b=TaIuv9QMKcWnu6rCm3xv6yZXileouZQ/a4uL5xu0QuW8bXunwApujoZo/yFD7m+d6l KY28lhBIiHCwnQTS2DSrnA3N13K1xzFS9qcRFZzidOB0ngc9B0KTDFYOBe8kMlvNBqQ9 LEdzFcrlIO83OCOhoxan1eRRBiVEhbcJc6eF9jksMELtGAn/qFDaMI9dKn15N8Z7fzR+ GTl9v+SXS0YET2a4ym1tJL6sW34hC16YZuiQKPo2YBnvkIvcsz8FNxGRkXjyb6mAUvGw hhwetsSMWNHvVdYTOq5r8LvmvklFV/SEMYbKeE3o3UzXGEr1n5jLiGySLoQyZhyFqGpw m7iw== X-Gm-Message-State: AOAM531pPeKYHIWAeTosbRh/s9vagqLeKuiPk7jh3PEJd0+bkUcrZGa2 j5/RA9uVa+8hw9fqsfrrE58= X-Google-Smtp-Source: ABdhPJzkQ4XoHE0hXyWg9y7w5h3GyxnfvBxCnp283I3LuBNWtWnXUf8nbKu2nCHtLm2+3r0DEwd3xQ== X-Received: by 2002:a17:906:1116:: with SMTP id h22mr69349eja.350.1592412496144; Wed, 17 Jun 2020 09:48:16 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:15 -0700 (PDT) From: Cristian Ciocaltea To: =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam Subject: [PATCH 01/11] clk: actions: Fix h_clk for Actions S500 SoC Date: Wed, 17 Jun 2020 19:48:01 +0300 Message-Id: <7b50d637e7c69e8c91e16354ca1ee0e91e516f3b.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094818_029956_30028B48 X-CRM114-Status: UNSURE ( 9.95 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:642 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [cristian.ciocaltea[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stephen Boyd , Michael Turquette , linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The h_clk clock in the Actions Semi S500 SoC clock driver has an invalid parent. Replace with the correct one. Signed-off-by: Cristian Ciocaltea --- drivers/clk/actions/owl-s500.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c index e2007ac4d235..0eb83a0b70bc 100644 --- a/drivers/clk/actions/owl-s500.c +++ b/drivers/clk/actions/owl-s500.c @@ -183,7 +183,7 @@ static OWL_GATE(timer_clk, "timer_clk", "hosc", CMU_DEVCLKEN1, 27, 0, 0); static OWL_GATE(hdmi_clk, "hdmi_clk", "hosc", CMU_DEVCLKEN1, 3, 0, 0); /* divider clocks */ -static OWL_DIVIDER(h_clk, "h_clk", "ahbprevdiv_clk", CMU_BUSCLK1, 12, 2, NULL, 0, 0); +static OWL_DIVIDER(h_clk, "h_clk", "ahbprediv_clk", CMU_BUSCLK1, 12, 2, NULL, 0, 0); static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "ethernet_pll_clk", CMU_ETHERNETPLL, 1, 1, rmii_ref_div_table, 0, 0); /* factor clocks */ From patchwork Wed Jun 17 16:48:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610283 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 59C92618 for ; 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Wed, 17 Jun 2020 09:48:17 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:17 -0700 (PDT) From: Cristian Ciocaltea To: Rob Herring , =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam Subject: [PATCH 02/11] arm: dts: owl-s500: Add Clock Management Unit Date: Wed, 17 Jun 2020 19:48:02 +0300 Message-Id: <9dba1e4d779be27594859ea71131624bb20b1618.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094819_282561_8F934F8B X-CRM114-Status: UNSURE ( 8.89 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:644 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [cristian.ciocaltea[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add Clock Management Unit for Actions Semi S500 SoC. Signed-off-by: Cristian Ciocaltea --- arch/arm/boot/dts/owl-s500.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi index 1dbe4e8b38ac..5d5ad9db549b 100644 --- a/arch/arm/boot/dts/owl-s500.dtsi +++ b/arch/arm/boot/dts/owl-s500.dtsi @@ -5,6 +5,7 @@ * Copyright (c) 2016-2017 Andreas Färber */ +#include #include #include @@ -70,6 +71,12 @@ hosc: hosc { #clock-cells = <0>; }; + losc: losc { + compatible = "fixed-clock"; + clock-frequency = <32768>; + #clock-cells = <0>; + }; + soc { compatible = "simple-bus"; #address-cells = <1>; @@ -169,6 +176,13 @@ uart6: serial@b012c000 { status = "disabled"; }; + cmu: clock-controller@b0160000 { + compatible = "actions,s500-cmu"; + reg = <0xb0160000 0x8000>; + clocks = <&hosc>, <&losc>; + #clock-cells = <1>; + }; + timer: timer@b0168000 { compatible = "actions,s500-timer"; reg = <0xb0168000 0x8000>; From patchwork Wed Jun 17 16:48:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610287 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 583C660D for ; 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Signed-off-by: Cristian Ciocaltea --- arch/arm/boot/dts/owl-s500.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi index 5d5ad9db549b..ac3d04c75dd5 100644 --- a/arch/arm/boot/dts/owl-s500.dtsi +++ b/arch/arm/boot/dts/owl-s500.dtsi @@ -131,6 +131,7 @@ uart0: serial@b0120000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb0120000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART0>; status = "disabled"; }; @@ -138,6 +139,7 @@ uart1: serial@b0122000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb0122000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART1>; status = "disabled"; }; @@ -145,6 +147,7 @@ uart2: serial@b0124000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb0124000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART2>; status = "disabled"; }; @@ -152,6 +155,7 @@ uart3: serial@b0126000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb0126000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART3>; status = "disabled"; }; @@ -159,6 +163,7 @@ uart4: serial@b0128000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb0128000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART4>; status = "disabled"; }; @@ -166,6 +171,7 @@ uart5: serial@b012a000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb012a000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART5>; status = "disabled"; }; @@ -173,6 +179,7 @@ uart6: serial@b012c000 { compatible = "actions,s500-uart", "actions,owl-uart"; reg = <0xb012c000 0x2000>; interrupts = ; + clocks = <&cmu CLK_UART6>; status = "disabled"; }; From patchwork Wed Jun 17 16:48:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610293 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E5503618 for ; 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Wed, 17 Jun 2020 09:48:19 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:19 -0700 (PDT) From: Cristian Ciocaltea To: Rob Herring , =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam Subject: [PATCH 04/11] arm: dts: owl-s500-roseapplepi: Use UART clock from CMU Date: Wed, 17 Jun 2020 19:48:04 +0300 Message-Id: <255941aa76e1eec8224c7a88b99924f3bae2cec8.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094821_192949_57F73E44 X-CRM114-Status: UNSURE ( 8.50 ) X-CRM114-Notice: Please train this message. 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Signed-off-by: Cristian Ciocaltea --- arch/arm/boot/dts/owl-s500-roseapplepi.dts | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/arm/boot/dts/owl-s500-roseapplepi.dts b/arch/arm/boot/dts/owl-s500-roseapplepi.dts index a2087e617cb2..800edf5d2d12 100644 --- a/arch/arm/boot/dts/owl-s500-roseapplepi.dts +++ b/arch/arm/boot/dts/owl-s500-roseapplepi.dts @@ -25,12 +25,6 @@ memory@0 { device_type = "memory"; reg = <0x0 0x80000000>; /* 2GB */ }; - - uart2_clk: uart2-clk { - compatible = "fixed-clock"; - clock-frequency = <921600>; - #clock-cells = <0>; - }; }; &twd_timer { @@ -43,5 +37,4 @@ &timer { &uart2 { status = "okay"; - clocks = <&uart2_clk>; }; From patchwork Wed Jun 17 16:48:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610297 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6FE93618 for ; 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Wed, 17 Jun 2020 09:48:22 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:22 -0700 (PDT) From: Cristian Ciocaltea To: =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam Subject: [PATCH 06/11] clk: actions: Add APB, DMAC, GPIO clock support for Actions S500 SoC Date: Wed, 17 Jun 2020 19:48:06 +0300 Message-Id: <341a92d9b84e9fca2bf646832c23d49ba6255ae7.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094824_616826_FDF04499 X-CRM114-Status: UNSURE ( 9.11 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:541 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [cristian.ciocaltea[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stephen Boyd , Michael Turquette , linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add support for the missing APB, DMAC and GPIO clocks in the Actions Semi S500 SoC clock driver. Signed-off-by: Cristian Ciocaltea --- drivers/clk/actions/owl-s500.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c index 0eb83a0b70bc..025a8f6d6482 100644 --- a/drivers/clk/actions/owl-s500.c +++ b/drivers/clk/actions/owl-s500.c @@ -175,6 +175,8 @@ static OWL_MUX(dev_clk, "dev_clk", dev_clk_mux_p, CMU_DEVPLL, 12, 1, CLK_SET_RAT static OWL_MUX(ahbprediv_clk, "ahbprediv_clk", ahbprediv_clk_mux_p, CMU_BUSCLK1, 8, 3, CLK_SET_RATE_PARENT); /* gate clocks */ +static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0); +static OWL_GATE(dmac_clk, "dmac_clk", "h_clk", CMU_DEVCLKEN0, 1, 0, 0); static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10, 0, CLK_IGNORE_UNUSED); static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11, 0, CLK_IGNORE_UNUSED); static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12, 0, CLK_IGNORE_UNUSED); @@ -184,6 +186,7 @@ static OWL_GATE(hdmi_clk, "hdmi_clk", "hosc", CMU_DEVCLKEN1, 3, 0, 0); /* divider clocks */ static OWL_DIVIDER(h_clk, "h_clk", "ahbprediv_clk", CMU_BUSCLK1, 12, 2, NULL, 0, 0); +static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK1, 14, 2, NULL, 0, 0); static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "ethernet_pll_clk", CMU_ETHERNETPLL, 1, 1, rmii_ref_div_table, 0, 0); /* factor clocks */ @@ -428,6 +431,9 @@ static struct owl_clk_common *s500_clks[] = { &spdif_clk.common, &nand_clk.common, &ecc_clk.common, + &apb_clk.common, + &dmac_clk.common, + &gpio_clk.common, }; static struct clk_hw_onecell_data s500_hw_clks = { @@ -484,6 +490,9 @@ static struct clk_hw_onecell_data s500_hw_clks = { [CLK_SPDIF] = &spdif_clk.common.hw, [CLK_NAND] = &nand_clk.common.hw, [CLK_ECC] = &ecc_clk.common.hw, + [CLK_APB] = &apb_clk.common.hw, + [CLK_DMAC] = &dmac_clk.common.hw, + [CLK_GPIO] = &gpio_clk.common.hw, }, .num = CLK_NR_CLKS, }; From patchwork Wed Jun 17 16:48:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610305 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C639F138C for ; 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Wed, 17 Jun 2020 09:48:24 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:23 -0700 (PDT) From: Cristian Ciocaltea To: Rob Herring , =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam Subject: [PATCH 07/11] arm: dts: owl-s500: Add DMA controller Date: Wed, 17 Jun 2020 19:48:07 +0300 Message-Id: <5b942daad7854c50faabbc9ce8e24c2ade74f641.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094825_806170_10FAEB57 X-CRM114-Status: UNSURE ( 8.29 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:543 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [cristian.ciocaltea[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add DMA controller node for Actions Semi S500 SoC. Signed-off-by: Cristian Ciocaltea --- arch/arm/boot/dts/owl-s500.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi index ac3d04c75dd5..0f4fc5487dad 100644 --- a/arch/arm/boot/dts/owl-s500.dtsi +++ b/arch/arm/boot/dts/owl-s500.dtsi @@ -205,5 +205,19 @@ sps: power-controller@b01b0100 { reg = <0xb01b0100 0x100>; #power-domain-cells = <1>; }; + + dma: dma-controller@b0260000 { + compatible = "actions,s900-dma"; + reg = <0xb0260000 0xd00>; + interrupts = , + , + , + ; + #dma-cells = <1>; + dma-channels = <12>; + dma-requests = <46>; + clocks = <&cmu CLK_DMAC>; + power-domains = <&sps S500_PD_DMA>; + }; }; }; From patchwork Wed Jun 17 16:48:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610301 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BA861618 for ; 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Wed, 17 Jun 2020 09:48:25 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:25 -0700 (PDT) From: Cristian Ciocaltea To: =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam , Philipp Zabel Subject: [PATCH 08/11] dt-bindings: reset: Add binding constants for Actions S500 RMU Date: Wed, 17 Jun 2020 19:48:08 +0300 Message-Id: <064369c282f06f1e114eb4d7a832e65376680a59.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094826_854850_AE7FCF1A X-CRM114-Status: UNSURE ( 9.29 ) X-CRM114-Notice: Please train this message. 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Signed-off-by: Cristian Ciocaltea --- .../dt-bindings/reset/actions,s500-reset.h | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 include/dt-bindings/reset/actions,s500-reset.h diff --git a/include/dt-bindings/reset/actions,s500-reset.h b/include/dt-bindings/reset/actions,s500-reset.h new file mode 100644 index 000000000000..f5d94176d10b --- /dev/null +++ b/include/dt-bindings/reset/actions,s500-reset.h @@ -0,0 +1,67 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Device Tree binding constants for Actions Semi S500 Reset Management Unit + * + * Copyright (c) 2014 Actions Semi Inc. + * Copyright (c) 2020 Cristian Ciocaltea + */ + +#ifndef __DT_BINDINGS_ACTIONS_S500_RESET_H +#define __DT_BINDINGS_ACTIONS_S500_RESET_H + +#define RESET_DMAC 0 +#define RESET_NORIF 1 +#define RESET_DDR 2 +#define RESET_NANDC 3 +#define RESET_SD0 4 +#define RESET_SD1 5 +#define RESET_PCM1 6 +#define RESET_DE 7 +#define RESET_LCD 8 +#define RESET_SD2 9 +#define RESET_DSI 10 +#define RESET_CSI 11 +#define RESET_BISP 12 +#define RESET_KEY 13 +#define RESET_GPIO 14 +#define RESET_AUDIO 15 +#define RESET_PCM0 16 +#define RESET_VDE 17 +#define RESET_VCE 18 +#define RESET_GPU3D 19 +#define RESET_NIC301 20 +#define RESET_LENS 21 +#define RESET_PERIPHRESET 22 +#define RESET_USB2_0 23 +#define RESET_TVOUT 24 +#define RESET_HDMI 25 +#define RESET_HDCP2TX 26 +#define RESET_UART6 27 +#define RESET_UART0 28 +#define RESET_UART1 29 +#define RESET_UART2 30 +#define RESET_SPI0 31 +#define RESET_SPI1 32 +#define RESET_SPI2 33 +#define RESET_SPI3 34 +#define RESET_I2C0 35 +#define RESET_I2C1 36 +#define RESET_USB3 37 +#define RESET_UART3 38 +#define RESET_UART4 39 +#define RESET_UART5 40 +#define RESET_I2C2 41 +#define RESET_I2C3 42 +#define RESET_ETHERNET 43 +#define RESET_CHIPID 44 +#define RESET_USB2_1 45 +#define RESET_WD0RESET 46 +#define RESET_WD1RESET 47 +#define RESET_WD2RESET 48 +#define RESET_WD3RESET 49 +#define RESET_DBG0RESET 50 +#define RESET_DBG1RESET 51 +#define RESET_DBG2RESET 52 +#define RESET_DBG3RESET 53 + +#endif /* __DT_BINDINGS_ACTIONS_S500_RESET_H */ From patchwork Wed Jun 17 16:48:09 2020 Content-Type: text/plain; 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Wed, 17 Jun 2020 09:48:26 -0700 (PDT) From: Cristian Ciocaltea To: =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam , Philipp Zabel Subject: [PATCH 09/11] clk: actions: Add Actions S500 SoC Reset Management Unit support Date: Wed, 17 Jun 2020 19:48:09 +0300 Message-Id: X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094828_701894_773B5094 X-CRM114-Status: GOOD ( 10.66 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:644 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [cristian.ciocaltea[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stephen Boyd , Michael Turquette , linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add Reset Management Unit (RMU) support for Actions Semi S500 SoC. Signed-off-by: Cristian Ciocaltea --- drivers/clk/actions/owl-s500.c | 80 ++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c index 025a8f6d6482..3bce72301c65 100644 --- a/drivers/clk/actions/owl-s500.c +++ b/drivers/clk/actions/owl-s500.c @@ -10,6 +10,8 @@ * * Copyright (c) 2018 LSI-TEC - Caninos Loucos * Author: Edgar Bernardi Righi + * + * Copyright (c) 2020 Cristian Ciocaltea */ #include @@ -23,8 +25,10 @@ #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 +501,96 @@ 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); } From patchwork Wed Jun 17 16:48:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 11610309 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 29D7B618 for ; 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Wed, 17 Jun 2020 09:48:28 -0700 (PDT) Received: from localhost.localdomain ([188.24.129.96]) by smtp.gmail.com with ESMTPSA id v3sm127124edj.89.2020.06.17.09.48.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 09:48:27 -0700 (PDT) From: Cristian Ciocaltea To: Rob Herring , =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam Subject: [PATCH 10/11] arm: dts: owl-s500: Add Reset Controller support Date: Wed, 17 Jun 2020 19:48:10 +0300 Message-Id: <0722104f0a281ef8b628de384b6e6e52b75ae6b9.1592407030.git.cristian.ciocaltea@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_094830_612658_3E458F61 X-CRM114-Status: UNSURE ( 9.40 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:543 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [cristian.ciocaltea[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add reset controller property and bindings header for the Actions Semi S500 SoC DTS. Signed-off-by: Cristian Ciocaltea --- arch/arm/boot/dts/owl-s500.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi index 0f4fc5487dad..0b7ba2926f0e 100644 --- a/arch/arm/boot/dts/owl-s500.dtsi +++ b/arch/arm/boot/dts/owl-s500.dtsi @@ -8,6 +8,7 @@ #include #include #include +#include / { compatible = "actions,s500"; @@ -188,6 +189,7 @@ cmu: clock-controller@b0160000 { reg = <0xb0160000 0x8000>; clocks = <&hosc>, <&losc>; #clock-cells = <1>; + #reset-cells = <1>; }; timer: timer@b0168000 {