From patchwork Mon May 19 11:19:13 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vikas Sajjan X-Patchwork-Id: 350212 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 E5AA014008A for ; Mon, 19 May 2014 21:20:53 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753222AbaESLUw (ORCPT ); Mon, 19 May 2014 07:20:52 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:56531 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753177AbaESLUu (ORCPT ); Mon, 19 May 2014 07:20:50 -0400 Received: from epcpsbgr2.samsung.com (u142.gpu120.samsung.co.kr [203.254.230.142]) by mailout2.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0N5T00FIIJIO4800@mailout2.samsung.com>; Mon, 19 May 2014 20:20:48 +0900 (KST) Received: from epcpsbgm2.samsung.com ( [172.20.52.125]) by epcpsbgr2.samsung.com (EPCPMTA) with SMTP id DE.B0.19452.019E9735; Mon, 19 May 2014 20:20:48 +0900 (KST) X-AuditID: cbfee68e-b7fb96d000004bfc-3d-5379e9109b59 Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm2.samsung.com (EPCPMTA) with SMTP id 5D.05.07139.019E9735; Mon, 19 May 2014 20:20:48 +0900 (KST) Received: from chromebld-server.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 <0N5T00GOTJI4KX50@mmp2.samsung.com>; Mon, 19 May 2014 20:20:48 +0900 (KST) From: Vikas Sajjan To: linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org Cc: linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, k.debski@samsung.com, kishon@ti.com, robh+dt@kernel.org, stern@rowland.harvard.edu, gautam.vivek@samsung.com, Vikas Sajjan Subject: [PATCH V3 1/4] ARM: dts: Add sysreg sytem controller node to exynos5250 and exynos5420 Date: Mon, 19 May 2014 16:49:13 +0530 Message-id: <1400498356-26803-2-git-send-email-vikas.sajjan@samsung.com> X-Mailer: git-send-email 1.7.9.5 In-reply-to: <1400498356-26803-1-git-send-email-vikas.sajjan@samsung.com> References: <1400498356-26803-1-git-send-email-vikas.sajjan@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupkkeLIzCtJLcpLzFFi42JZI2JSqyvwsjLY4O9aGYv5R86xWrRdOchu 8eP1BTaLC0972Cw2Pb7GajHj/D4mi0XLWpktWvceYbeY8Bsoe/PZdiYHLo9NqzrZPDYvqfeY ffcHo0ffllWMHsdvbGfy+LxJLoAtissmJTUnsyy1SN8ugSvj9+l2toIfYhU/Oy+yNTD2CXcx cnJICJhI9F45wwxhi0lcuLeeDcQWEljKKLFqsTtMzYcVHSxdjFxA8emMEh3LetkgnAlMElua dzGCVLEJ6EqsOPUcrFtEwFniR88KJpAiZoF7jBITL69nAUkICyRKXJlxCcxmEVCVWNp8EqyZ V8BD4uX0HqAGDqB1ChJzJtmAhDkFPCWez7/DCHGRh8Sy6ctZQWZKCGxjl1jwqIkZYo6AxLfJ h1ggemUlNh2A+kZS4uCKGywTGIUXMDKsYhRNLUguKE5KLzLSK07MLS7NS9dLzs/dxAiMhtP/ nvXtYLx5wPoQYzLQuInMUqLJ+cBoyiuJNzQ2M7IwNTE1NjK3NCNNWEmcd9HDpCAhgfTEktTs 1NSC1KL4otKc1OJDjEwcnFINjDpyilE5jrdd7+owCDiyva9i/TRTt+t1RN6ZzyLOk2Zt9Hij +ifxvsOyE+XtOhFi25s+cKpz8UjsFe9MfxZ7Totb2Nr805k7t8PFNrDkmjbssIh5X6be+mNh 25uuSaV/ZNZr+scqTGBhi3kbZSPoabunrdbv1v7QN99OHz37Xex43jNpiYzfSizFGYmGWsxF xYkA9AMKDJwCAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrOIsWRmVeSWpSXmKPExsVy+t9jQV2Bl5XBBjM2CVrMP3KO1aLtykF2 ix+vL7BZXHjaw2ax6fE1VosZ5/cxWSxa1sps0br3CLvFhN9A2ZvPtjM5cHlsWtXJ5rF5Sb3H 7Ls/GD36tqxi9Dh+YzuTx+dNcgFsUQ2MNhmpiSmpRQqpecn5KZl56bZK3sHxzvGmZgaGuoaW FuZKCnmJuam2Si4+AbpumTlApykplCXmlAKFAhKLi5X07TBNCA1x07WAaYzQ9Q0JgusxMkAD CWsYM36fbmcr+CFW8bPzIlsDY59wFyMnh4SAicSHFR0sELaYxIV769m6GLk4hASmM0p0LOuF ciYwSWxp3sUIUsUmoCux4tRzNhBbRMBZ4kfPCiaQImaBe4wSEy+vBxslLJAocWXGJTCbRUBV YmnzSbBmXgEPiZfTe4AaOIDWKUjMmWQDEuYU8JR4Pv8OWIkQUMmy6ctZJzDyLmBkWMUomlqQ XFCclJ5rpFecmFtcmpeul5yfu4kRHG3PpHcwrmqwOMQowMGoxMM7IbwyWIg1say4MvcQowQH s5IIL89zoBBvSmJlVWpRfnxRaU5q8SHGZKCjJjJLiSbnAxNBXkm8obGJuamxqaWJhYmZJWnC SuK8B1utA4UE0hNLUrNTUwtSi2C2MHFwSjUw6lm7XsuTeTzvvdbi5VlXJog6Nn+ZcH+hrmoq R52I7u/GjbEMv6Z9VDC0vPvr2qkXApw8/cHK3qWLAiuL/QvNQn1dzZT+aja9u5qRtXyH6H5d ew6tHRNfGjx+0VOcsESdvaLCRuuB2PaIS4/PXV4ba1UjN6Hx2rrdzVuf+Uz8YfdigRCf6vt7 SizFGYmGWsxFxYkAE5tPG/oCAAA= 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 From: Vivek Gautam This patch adds sysreg-syscon node to exynos5250 and exynos5420 device tree, to access System Register's registers using syscon driver. Signed-off-by: Kamil Debski [gautam.vivek@samsung.com: Split this syreg-syscon dts entry from dts: Add usb2phy to Exynos 5250 patch] [gautam.vivek@samsung.com: added similar syscon entry for exynos5420] Signed-off-by: Vivek Gautam [vikas.sajjan@samsung.com: updated the binding document] Signed-off-by: Vikas Sajjan --- .../devicetree/bindings/arm/samsung/sysreg.txt | 11 +++++++++-- arch/arm/boot/dts/exynos5250.dtsi | 5 +++++ arch/arm/boot/dts/exynos5420.dtsi | 5 +++++ 3 files changed, 19 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/samsung/sysreg.txt b/Documentation/devicetree/bindings/arm/samsung/sysreg.txt index 0ab3251..4fced6e 100644 --- a/Documentation/devicetree/bindings/arm/samsung/sysreg.txt +++ b/Documentation/devicetree/bindings/arm/samsung/sysreg.txt @@ -1,8 +1,10 @@ SAMSUNG S5P/Exynos SoC series System Registers (SYSREG) Properties: - - compatible : should contain "samsung,-sysreg", "syscon"; - For Exynos4 SoC series it should be "samsung,exynos4-sysreg", "syscon"; + - compatible : should contain two values. First value must be one from following list: + - "samsung,exynos4-sysreg" - for Exynos4 based SoCs, + - "samsung,exynos5-sysreg" - for Exynos5 based SoCs. + second value must be always "syscon". - reg : offset and length of the register set. Example: @@ -10,3 +12,8 @@ Example: compatible = "samsung,exynos4-sysreg", "syscon"; reg = <0x10010000 0x400>; }; + + syscon@10050000 { + compatible = "samsung,exynos5-sysreg", "syscon"; + reg = <0x10050000 0x5000>; + }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 68a3e6f..8e9b9a3 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -193,6 +193,11 @@ reg = <0x10040000 0x5000>; }; + sysreg_system_controller: syscon@10050000 { + compatible = "samsung,exynos5-sysreg", "syscon"; + reg = <0x10050000 0x5000>; + }; + watchdog@101D0000 { compatible = "samsung,exynos5250-wdt"; reg = <0x101D0000 0x100>; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 13a083e..f9b051b 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -725,6 +725,11 @@ reg = <0x10040000 0x5000>; }; + sysreg_system_controller: syscon@10050000 { + compatible = "samsung,exynos5-sysreg", "syscon"; + reg = <0x10050000 0x5000>; + }; + tmu_cpu0: tmu@10060000 { compatible = "samsung,exynos5420-tmu"; reg = <0x10060000 0x100>;