From patchwork Mon Nov 11 12:44:55 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leela Krishna Amudala X-Patchwork-Id: 290255 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 621C92C007E for ; Mon, 11 Nov 2013 23:25:20 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753715Ab3KKMZM (ORCPT ); Mon, 11 Nov 2013 07:25:12 -0500 Received: from mailout4.samsung.com ([203.254.224.34]:46618 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753688Ab3KKMZG (ORCPT ); Mon, 11 Nov 2013 07:25:06 -0500 Received: from epcpsbgr2.samsung.com (u142.gpu120.samsung.co.kr [203.254.230.142]) by mailout4.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MW300DEEMHFOA10@mailout4.samsung.com>; Mon, 11 Nov 2013 21:25:03 +0900 (KST) Received: from epcpsbgm2.samsung.com ( [172.20.52.124]) by epcpsbgr2.samsung.com (EPCPMTA) with SMTP id 06.B6.08406.E9CC0825; Mon, 11 Nov 2013 21:25:03 +0900 (KST) X-AuditID: cbfee68e-b7f416d0000020d6-bb-5280cc9edc8e Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm2.samsung.com (EPCPMTA) with SMTP id AE.69.08134.E9CC0825; Mon, 11 Nov 2013 21:25:02 +0900 (KST) Received: from chromeserver-PowerEdge-T410.sisodomain.com ([107.108.73.106]) by mmp2.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0MW300BNCMHJKK80@mmp2.samsung.com>; Mon, 11 Nov 2013 21:25:02 +0900 (KST) From: Leela Krishna Amudala To: linux-samsung-soc@vger.kernel.org, kgene.kim@samsung.com, wim@iguana.be Cc: t.figa@samsung.com, devicetree@vger.kernel.org, dianders@chromium.org, linux-watchdog@vger.kernel.org, cpgs@samsung.com, sachin.kamat@linaro.org Subject: [PATCH V7 1/3] ARM: dts: Add pmu sysreg node to exynos5250 and exynos5420 dtsi files Date: Mon, 11 Nov 2013 18:14:55 +0530 Message-id: <1384173897-16106-2-git-send-email-l.krishna@samsung.com> X-Mailer: git-send-email 1.7.10.4 In-reply-to: <1384173897-16106-1-git-send-email-l.krishna@samsung.com> References: <1384173897-16106-1-git-send-email-l.krishna@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrHLMWRmVeSWpSXmKPExsWyRsSkRnf+mYYgg32bWCxeHtK0mH/kHKvF 2WUH2Sx6F1xls5hxfh+TxY11+9gtTv7pZbRYP+M1i8WtGS9YHTg9ZjdcZPG4tlnM4861PWwe fVtWMXp83iQXwBrFZZOSmpNZllqkb5fAlbHqzXXWgoMCFTN/XWNqYLzI28XIySEhYCJxc+5f ZghbTOLCvfVsXYxcHEICSxklpqx9wtTFyAFWtOsJF0R8OqNEW8ckZghnNpPEhcOLGEG62QSM Je7P3cwEYosIeEt8mPAAbBKzwDRGiVWbGsBWCAvES1za9JgNZCqLgKrE8ZP6IGFeAVeJ42fP QV2hKNH9bAIbiM0p4CbR8O8T2EwhoJoJ03YwgcyUEFjHLtG2cTtYgkVAQOLb5EMsEJfKSmw6 ADVHUuLgihssExiFFzAyrGIUTS1ILihOSi8y0itOzC0uzUvXS87P3cQIDPvT/5717WC8ecD6 EGMy0LiJzFKiyfnAuMkriTc0NjOyMDUxNTYytzQjTVhJnHfRw6QgIYH0xJLU7NTUgtSi+KLS nNTiQ4xMHJxSDYyzPvfKfdfX2is0YUnytI4Nrxaz7v2xZhuT0Xcb4SvZlxoKpvd923bBrWeu 82YTM72t6gpF1mnpab0dqbq7XPhPzup7voXDX+DQwecR6zL+L1qwZfaWqJ0fhO/+8uaSLwkX qy66t5Xb18H0FOusIIlPqxtmiE7e+NmSxUMo1+nJ0+VZYbeXTlmjxFKckWioxVxUnAgAj53X ZpECAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrNIsWRmVeSWpSXmKPExsVy+t9jQd15ZxqCDA5ON7d4eUjTYv6Rc6wW Z5cdZLPoXXCVzWLG+X1MFjfW7WO3OPmnl9Fi/YzXLBa3ZrxgdeD0mN1wkcXj2mYxjzvX9rB5 9G1ZxejxeZNcAGtUA6NNRmpiSmqRQmpecn5KZl66rZJ3cLxzvKmZgaGuoaWFuZJCXmJuqq2S i0+ArltmDtA9SgpliTmlQKGAxOJiJX07TBNCQ9x0LWAaI3R9Q4LgeowM0EDCGsaMVW+usxYc FKiY+esaUwPjRd4uRg4OCQETiV1PuLoYOYFMMYkL99azdTFycQgJTGeUaOuYxAzhzGaSuHB4 ESNIFZuAscT9uZuZQGwRAW+JDxMegHUwC0xjlFi1qYEZJCEsEC9xadNjNpANLAKqEsdP6oOE eQVcJY6fPccMsU1RovvZBDYQm1PATaLh3yewmUJANROm7WCawMi7gJFhFaNoakFyQXFSeq6R XnFibnFpXrpecn7uJkZwVD2T3sG4qsHiEKMAB6MSD2+EQkOQEGtiWXFl7iFGCQ5mJRHeD8eB QrwpiZVVqUX58UWlOanFhxiTgY6ayCwlmpwPjPi8knhDYxNzU2NTSxMLEzNL0oSVxHkPtloH CgmkJ5akZqemFqQWwWxh4uCUamD0uVWX6cTIe2Ln+eJ8piy1uQu4oqaorem2/PS81cVSUn3W 7G/TPG0EA/af7F26ecPZEs5IYS/9GbLJYb3eLQU396ZtvTx5Aut6Ls+drAXfriSKH7o/7dMB yXSv4p26q5S2rNH4q/XL/nm92cfePTNmv+3YsN/p6eUFvF7SzhMqG+89i942YcoiJZbijERD Leai4kQAGx14Ke4CAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This patch adds pmusysreg node to exynos5250 and exynos5420 dtsi files to handle PMU register accesses in a centralized way using syscon driver Signed-off-by: Leela Krishna Amudala Reviewed-by: Tomasz Figa --- Documentation/devicetree/bindings/arm/samsung/pmu.txt | 13 +++++++++++++ arch/arm/boot/dts/exynos5250.dtsi | 5 +++++ arch/arm/boot/dts/exynos5420.dtsi | 5 +++++ 3 files changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/samsung/pmu.txt diff --git a/Documentation/devicetree/bindings/arm/samsung/pmu.txt b/Documentation/devicetree/bindings/arm/samsung/pmu.txt new file mode 100644 index 0000000..90f975d --- /dev/null +++ b/Documentation/devicetree/bindings/arm/samsung/pmu.txt @@ -0,0 +1,13 @@ +SAMSUNG Exynos SoC series PMU Registers + +Properties: + - name : should be 'syscon'; + - compatible : should contain "samsung,-pmu", "syscon"; + For Exynos5250 SoC it should be "samsung,exynos5250-pmu", "syscon"; + - reg : offset and length of the register set. + +Example : +pmu_syscon: syscon@10040000 { + compatible = "samsung,exynos5250-pmu", "syscon"; + reg = <0x10040000 0x5000>; +}; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index c4a8662..6056a83 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -158,6 +158,11 @@ interrupts = <0 47 0>; }; + pmu_syscon: syscon@10040000 { + compatible = "samsung,exynos5250-pmu", "syscon"; + reg = <0x10040000 0x5000>; + }; + watchdog { clocks = <&clock 336>; clock-names = "watchdog"; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 6ffefd1..39ce15a 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -369,4 +369,9 @@ clock-names = "gscl"; samsung,power-domain = <&gsc_pd>; }; + + pmu_syscon: syscon@10040000 { + compatible = "samsung,exynos5420-pmu", "syscon"; + reg = <0x10040000 0x5000>; + }; };