From patchwork Thu Jan 15 01:50:51 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chanwoo Choi X-Patchwork-Id: 5636271 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 90365C058D for ; Thu, 15 Jan 2015 01:53:46 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AF4312011D for ; Thu, 15 Jan 2015 01:53:45 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C7D44200DE for ; Thu, 15 Jan 2015 01:53:44 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YBZaw-00033T-L3; Thu, 15 Jan 2015 01:51:34 +0000 Received: from mailout1.samsung.com ([203.254.224.24]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YBZar-00030a-QS for linux-arm-kernel@lists.infradead.org; Thu, 15 Jan 2015 01:51:31 +0000 Received: from epcpsbgr5.samsung.com (u145.gpu120.samsung.co.kr [203.254.230.145]) by mailout1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0NI700GEA3T4F2C0@mailout1.samsung.com> for linux-arm-kernel@lists.infradead.org; Thu, 15 Jan 2015 10:51:05 +0900 (KST) Received: from epcpsbgm1.samsung.com ( [172.20.52.112]) by epcpsbgr5.samsung.com (EPCPMTA) with SMTP id F6.4A.19034.80D17B45; Thu, 15 Jan 2015 10:51:04 +0900 (KST) X-AuditID: cbfee691-f79b86d000004a5a-2e-54b71d080f75 Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id 44.06.20081.80D17B45; Thu, 15 Jan 2015 10:51:04 +0900 (KST) Received: from chan.10.32.193.11 ([10.252.81.195]) by mmp2.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0NI700EDT3T3DSD0@mmp2.samsung.com>; Thu, 15 Jan 2015 10:51:04 +0900 (KST) From: Chanwoo Choi To: myungjoo.ham@samsung.com, kgene@kernel.org Subject: [PATCH v4 3/9] ARM: dts: Add memory bus node for Exynos3250 Date: Thu, 15 Jan 2015 10:50:51 +0900 Message-id: <1421286657-4720-4-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.5.5 In-reply-to: <1421286657-4720-1-git-send-email-cw00.choi@samsung.com> References: <1421286657-4720-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupjkeLIzCtJLcpLzFFi42JZI2JSoMshuz3EoGG3lsXjNYuZLDbOWM9q cf3Lc1aLSfcnsFi8fmFo0f/4NbPF2aY37BabHl9jtbi8aw6bxefeI4wWM87vY7JYev0ik8Xt xhVsFo9XvGW3aN17hN1i1a4/jA4CHmvmrWH02DnrLrvH4j0vmTw2repk89i8pN6jb8sqRo/P m+QC2KO4bFJSczLLUov07RK4MnoXbGYq2Clbsf+QdAPjZZEuRg4OCQETiUlvjbsYOYFMMYkL 99azdTFycQgJLGWUmPh4FxtEwkRi6sNOqMR0Rokfi96AJYQEmpgknjZlg9hsAloS+1/cAIuL COhJdB7bww5iMwv8YZJo2sQCYgsLuEgsvNfEDGKzCKhKXGqcD1bDCxR/efUvC8QyBYlly2ey gticAq4SPb/2s0PscpFYdXcyI8gREgKP2CWOvehghRgkIPFt8iEWiG9kJTYdYIaYIylxcMUN lgmMwgsYGVYxiqYWJBcUJ6UXmeoVJ+YWl+al6yXn525iBEbT6X/PJu5gvH/A+hCjAAejEg+v w5GtIUKsiWXFlbmHGE2BNkxklhJNzgfGbF5JvKGxmZGFqYmpsZG5pZmSOK+O9M9gIYH0xJLU 7NTUgtSi+KLSnNTiQ4xMHJxSDYw7XqedD5r7rfHxZJ6E9U07Ra2mb3q3Yeusha8FDBk3mjH8 vHW3I3bFuT9ebaY1sjUMX6Ybq8/6a3OgN+bn+5eLuYzb5Cb1vvi6Z6d2+Jz3qRp8+3WrHlW3 f663ZS5MKchVvKhhFCRxYzvrt3kMH76V/Cp4JTN/T+jDxbzzth1aNUNuB/+zPsvLSizFGYmG WsxFxYkAlqzRTqECAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrJIsWRmVeSWpSXmKPExsVy+t9jQV0O2e0hBlOuKFs8XrOYyWLjjPWs Fte/PGe1mHR/AovF6xeGFv2PXzNbnG16w26x6fE1VovLu+awWXzuPcJoMeP8PiaLpdcvMlnc blzBZvF4xVt2i9a9R9gtVu36w+gg4LFm3hpGj52z7rJ7LN7zkslj06pONo/NS+o9+rasYvT4 vEkugD2qgdEmIzUxJbVIITUvOT8lMy/dVsk7ON453tTMwFDX0NLCXEkhLzE31VbJxSdA1y0z B+h4JYWyxJxSoFBAYnGxkr4dpgmhIW66FjCNEbq+IUFwPUYGaCBhDWNG74LNTAU7ZSv2H5Ju YLws0sXIySEhYCIx9WEnG4QtJnHh3nogm4tDSGA6o8SPRW/AEkICTUwST5uyQWw2AS2J/S9u gMVFBPQkOo/tYQexmQX+MEk0bWIBsYUFXCQW3mtiBrFZBFQlLjXOB6vhBYq/vPqXBWKZgsSy 5TNZQWxOAVeJnl/72SF2uUisujuZcQIj7wJGhlWMoqkFyQXFSem5hnrFibnFpXnpesn5uZsY wdH6TGoH48oGi0OMAhyMSjy8Dke2hgixJpYVV+YeYpTgYFYS4X37aVuIEG9KYmVValF+fFFp TmrxIUZToKsmMkuJJucDE0leSbyhsYmZkaWRuaGFkbG5kjivkn1biJBAemJJanZqakFqEUwf EwenVAMjr5h6THTWJk5G9/gCZaH8yzHJm9Veb921ydX3rcXsDey73Tsz+LYdrp/B0MZ92Gd5 rfkSoaaLP4s1I/w+Zk1P/2889a7Ofo6knR7vy9umSLH+sH1TM++54hzV6g+O5osVV2y7zRux etpGx5Kje2OWxbiGud04/INj2tTPz36ppV263vup4VGSEktxRqKhFnNRcSIA+xh/lewCAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150114_175130_034813_05E41921 X-CRM114-Status: UNSURE ( 8.22 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.0 (-----) Cc: mark.rutland@arm.com, k.kozlowski@samsung.com, linux-samsung-soc@vger.kernel.org, b.zolnierkie@samsung.com, linux-pm@vger.kernel.org, rafael.j.wysocki@intel.com, tomasz.figa@gmail.com, linux-kernel@vger.kernel.org, inki.dae@samsung.com, cw00.choi@samsung.com, kyungmin.park@samsung.com, robh+dt@kernel.org, a.kesavan@samsung.com, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds the memory bus node for Exynos3250 SoC. Exynos3250 has following memory buses to translate data between DRAM and eMMC/sub-IPs. Following list specifies the detailed relation between memory bus clock and DMC IP in MIF (Memory Interface) block: - DMC clock : DMC (Dynamic Memory Controller) Following list specifies the detailed relation between memory bus clock and sub-IPs in INT (Internal) block: - ACLK100 clock : PERIL - ACLK160 clock : LCD0 - ACLK200 clock : FSYS - ACLK266 clock : ISP - GDL/GDR clock : leftbus/rightbus - SCLK_MFC clock : MFC Cc: Kukjin Kim Cc: Myungjoo Ham Cc: Kyungmin Park Signed-off-by: Chanwoo Choi Acked-by: Kyungmin Park Acked-by: Myungjoo Ham --- arch/arm/boot/dts/exynos3250.dtsi | 125 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi index 9ed1260..3eaed53 100644 --- a/arch/arm/boot/dts/exynos3250.dtsi +++ b/arch/arm/boot/dts/exynos3250.dtsi @@ -99,6 +99,131 @@ }; }; + memory_bus_mif: memory_bus@0 { + compatible = "samsung,exynos-memory-bus"; + + operating-points = < + 400000 875000 + 200000 800000 + 133000 800000 + 100000 800000 + 50000 800000>; + status = "disabled"; + + blocks { + dmc_block: memory_bus_block1 { + clocks = <&cmu_dmc CLK_DIV_DMC>; + clock-names = "memory-bus"; + frequency = < + 400000 + 200000 + 133000 + 100000 + 50000>; + }; + }; + }; + + memory_bus_int: memory_bus@1 { + compatible = "samsung,exynos-memory-bus"; + + operating-points = < + 400000 950000 + 200000 950000 + 133000 925000 + 100000 850000 + 80000 850000 + 50000 850000>; + + status = "disabled"; + + blocks { + peril_block: memory_bus_block1 { + clocks = <&cmu CLK_DIV_ACLK_100>; + clock-names = "memory-bus"; + frequency = < + 100000 + 100000 + 100000 + 100000 + 50000 + 50000>; + }; + + lcd0_block: memory_bus_block2 { + clocks = <&cmu CLK_DIV_ACLK_160>; + clock-names = "memory-bus"; + frequency = < + 200000 + 160000 + 100000 + 80000 + 80000 + 50000>; + }; + + fsys_block: memory_bus_block3 { + clocks = <&cmu CLK_DIV_ACLK_200>; + clock-names = "memory-bus"; + frequency = < + 200000 + 200000 + 100000 + 80000 + 50000 + 50000>; + }; + + isp_block: memory_bus_block4 { + clocks = <&cmu CLK_DIV_ACLK_266>; + clock-names = "memory-bus"; + frequency = < + 300000 + 200000 + 133000 + 100000 + 50000 + 50000>; + }; + + leftbus_block: memory_bus_block5 { + clocks = <&cmu CLK_DIV_GDL>; + clock-names = "memory-bus"; + frequency = < + 200000 + 200000 + 133000 + 100000 + 100000 + 100000>; + }; + + rightbus_block: memory_bus_block6 { + clocks = <&cmu CLK_DIV_GDR>; + clock-names = "memory-bus"; + frequency = < + 200000 + 200000 + 133000 + 100000 + 100000 + 100000>; + }; + + mfc_block: memory_bus_block7 { + clocks = <&cmu CLK_SCLK_MFC>; + clock-names = "memory-bus"; + frequency = < + 200000 + 200000 + 200000 + 133000 + 100000 + 80000>; + }; + }; + }; + sysram@02020000 { compatible = "mmio-sram"; reg = <0x02020000 0x40000>;