From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752311AbaIXNJ2 (ORCPT ); Wed, 24 Sep 2014 09:09:28 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:15629 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750802AbaIXNJ1 (ORCPT ); Wed, 24 Sep 2014 09:09:27 -0400 X-AuditID: cbfee61a-f79c06d000004e71-bc-5422c28469f2 From: Bartlomiej Zolnierkiewicz To: linux-samsung-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Kukjin Kim , Marek Szyprowski , Lorenzo Pieralisi , Tomasz Figa , Mark Rutland , Thomas Abraham Subject: [PATCH v3] ARM: dts: add CPU nodes for Exynos4 SoCs Date: Wed, 24 Sep 2014 15:09:19 +0200 Message-id: <5230569.XLlNbB5NvF@amdc1032> User-Agent: KMail/4.8.4 (Linux/3.2.0-54-generic-pae; KDE/4.8.5; i686; ; ) MIME-version: 1.0 Content-transfer-encoding: 7Bit Content-type: text/plain; charset=us-ascii X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrLLMWRmVeSWpSXmKPExsVy+t9jQd2WQ0ohBvP3aFv0LrjKZrHp8TVW i8u75rBZzDi/j8nize8X7BZrj9xlt1h6/SKTxeYJG9ksVu36w+jA6bFm3hpGj52z7rJ7bF5S 79G3ZRWjx+dNcgGsUVw2Kak5mWWpRfp2CVwZ/X0P2Qo2SlWcXf+QtYFxvmgXIweHhICJxK/n cl2MnECmmMSFe+vZuhi5OIQEpjNKPO5+A+W0MEn03z/CCFLFJmAlMbF9FZgtIqAq8bltATtI EbPAASaJD0+eM4EkhAVsJN5t7wKzWYCK1l5qBrN5BTQlZi07yAJiiwp4SuzYvpINIi4o8WPy PbA4s4C8xL79U1khbC2J9TuPM01g5JuFpGwWkrJZSMoWMDKvYhRNLUguKE5KzzXUK07MLS7N S9dLzs/dxAgO5GdSOxhXNlgcYhTgYFTi4XXcpBQixJpYVlyZe4hRgoNZSYRXbT9QiDclsbIq tSg/vqg0J7X4EKM0B4uSOO+BVutAIYH0xJLU7NTUgtQimCwTB6dUA6M2y65gu+zQF6u2P+B7 +/5QeVpRxGq1CSWdqg287w5NaGnMEe5mUJo0Y93nc/wdR7J+VBVnmwkddGBxl71ftVH29Fcp bcsvOf8mTWCd9y5z25mMc8tTjKYsLp954X/42uUpeyY9KFuXppCn26PGpGbNcc/x6TH1CFbe KrGr1V5KN76HXpbkbFZiKc5INNRiLipOBACeCCMMYAIAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Recent patch by Tomasz Figa ("irqchip: gic: Fix core ID calculation when topology is read from DT") fixed GIC driver to filter cluster ID from values returned by cpu_logical_map() for SoCs having registers mapped without per-CPU banking making it is possible to add CPU nodes for Exynos4 SoCs. In case of Exynos SoCs these CPU nodes are also required by future changes adding initialization of cpuidle states in Exynos cpuidle driver through DT. Tested on Origen board (Exynos4210 SoC) and Trats2 (Exynos4412 SoC). Signed-off-by: Bartlomiej Zolnierkiewicz --- Based on for-next branch of linux-samsung.git tree. v3: - refreshed on top of Kukjin's tree v2: - match the unit-address with the reg arch/arm/boot/dts/exynos4210.dtsi | 17 +++++++++++++++++ arch/arm/boot/dts/exynos4212.dtsi | 17 +++++++++++++++++ arch/arm/boot/dts/exynos4412.dtsi | 29 +++++++++++++++++++++++++++++ 3 files changed, 63 insertions(+) Index: b/arch/arm/boot/dts/exynos4210.dtsi =================================================================== --- a/arch/arm/boot/dts/exynos4210.dtsi 2014-09-24 14:38:18.958571829 +0200 +++ b/arch/arm/boot/dts/exynos4210.dtsi 2014-09-24 15:08:14.062510517 +0200 @@ -31,6 +31,23 @@ pinctrl2 = &pinctrl_2; }; + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@900 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0x900>; + }; + + cpu@901 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0x901>; + }; + }; + pmu_system_controller: system-controller@10020000 { clock-names = "clkout0", "clkout1", "clkout2", "clkout3", "clkout4", "clkout8", "clkout9"; Index: b/arch/arm/boot/dts/exynos4212.dtsi =================================================================== --- a/arch/arm/boot/dts/exynos4212.dtsi 2014-09-24 14:38:18.954571828 +0200 +++ b/arch/arm/boot/dts/exynos4212.dtsi 2014-09-24 14:43:02.198562156 +0200 @@ -22,6 +22,23 @@ / { compatible = "samsung,exynos4212", "samsung,exynos4"; + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@A00 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0xA00>; + }; + + cpu@A01 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0xA01>; + }; + }; + combiner: interrupt-controller@10440000 { samsung,combiner-nr = <18>; }; Index: b/arch/arm/boot/dts/exynos4412.dtsi =================================================================== --- a/arch/arm/boot/dts/exynos4412.dtsi 2014-09-24 14:38:18.966571830 +0200 +++ b/arch/arm/boot/dts/exynos4412.dtsi 2014-09-24 14:43:02.198562156 +0200 @@ -22,6 +22,35 @@ / { compatible = "samsung,exynos4412", "samsung,exynos4"; + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@A00 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0xA00>; + }; + + cpu@A01 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0xA01>; + }; + + cpu@A02 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0xA02>; + }; + + cpu@A03 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0xA03>; + }; + }; + combiner: interrupt-controller@10440000 { samsung,combiner-nr = <20>; };