From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754027AbbC3X5B (ORCPT ); Mon, 30 Mar 2015 19:57:01 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:9910 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753842AbbC3X46 (ORCPT ); Mon, 30 Mar 2015 19:56:58 -0400 X-AuditID: cbfee68e-f79b46d000002b74-75-5519e2b6a08a Message-id: <5519E2B6.2030905@samsung.com> Date: Tue, 31 Mar 2015 08:56:38 +0900 From: Chanwoo Choi User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130106 Thunderbird/17.0.2 MIME-version: 1.0 To: Mark Rutland Cc: "kgene@kernel.org" , Marc Zyngier , "arnd@arndb.de" , "olof@lixom.net" , Catalin Marinas , Will Deacon , "inki.dae@samsung.com" , "chanho61.park@samsung.com" , "sw0312.kim@samsung.com" , "jh80.chung@samsung.com" , "ideal.song@samsung.com" , "a.kesavan@samsung.com" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-samsung-soc@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v7 1/9] arm64: dts: exynos: Add dts files for 64-bit Exynos5433 SoC References: <1426637856-3730-1-git-send-email-cw00.choi@samsung.com> <1426637856-3730-2-git-send-email-cw00.choi@samsung.com> <20150330160940.GA13731@leverpostej> In-reply-to: <20150330160940.GA13731@leverpostej> Content-type: text/plain; charset=ISO-8859-1 Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrLIsWRmVeSWpSXmKPExsWyRsSkRHfbI8lQgy97LC0er1nMZPF30jF2 i/fLehgtLu/Xtph/5Byrxa6/9xktJt2fwGJx41cbq0X/49fMFpseX2O1uLxrDpvFjPP7gLru /GOzWHr9IpPFqeufgWKTX7JZvPx4gsVB0GPNvDWMHr9/TWL02LSqk81j85J6jysnmlg9+ras YvT4vEkugD2KyyYlNSezLLVI3y6BK6Ppt2PBUo6KZRO9Gxj3sXUxcnJICJhI/H64kRnCFpO4 cG89UJyLQ0hgKaPEsclL2WGKPjw9xgKRWMQoMfnQLyYI5wGjxOFnh5hAqngFtCR6/9wG62AR UJWYcH4+C4jNBhTf/+IG2DpRgTCJldOvsEDUC0r8mHwPzBYRUJfo2fUFzGYW2MMmsalNDMQW FoiUeL9/PdTmZYwSq29dZARJcAoYSlw5+oINokFHYn/rNChbXmLzmrfMIA0SAjM5JB7+/8cK cZGAxLfJh4AmcQAlZCU2HYD6WVLi4IobLBMYxWYhuWkWkrGzkIxdwMi8ilE0tSC5oDgpvchI rzgxt7g0L10vOT93EyMw1k//e9a3g/HmAetDjAIcjEo8vBV3JEOFWBPLiitzDzGaAl0xkVlK NDkfmFDySuINjc2MLExNTI2NzC3NlMR5E6R+BgsJpCeWpGanphakFsUXleakFh9iZOLglGpg 9GX12xdWJRgvGfhNwOzYpo0vv8xhmyr89tDraannL/f7r/H8E/KAbUZEeFGK8terpnPnHFYR 03rT9/ht0QrNiOR9GmkRf6ZE9k549iL3S4qT601fKf+A7elnt5sVNhvtsMs/KH5p2c6tvmxO sxYkS7jE35GvmLll6oROwX33bA77hV65z9H9RImlOCPRUIu5qDgRAAw6lY3wAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrOKsWRmVeSWpSXmKPExsVy+t9jAd1tjyRDDVZtMrB4vGYxk8XfScfY Ld4v62G0uLxf22L+kXOsFrv+3me0mHR/AovFjV9trBb9j18zW2x6fI3V4vKuOWwWM87vA+q6 84/NYun1i0wWp65/BopNfslm8fLjCRYHQY8189Ywevz+NYnRY9OqTjaPzUvqPa6caGL16Nuy itHj8ya5APaoBkabjNTElNQihdS85PyUzLx0WyXv4HjneFMzA0NdQ0sLcyWFvMTcVFslF58A XbfMHKAPlBTKEnNKgUIBicXFSvp2mCaEhrjpWsA0Ruj6hgTB9RgZoIGENYwZTb8dC5ZyVCyb 6N3AuI+ti5GTQ0LAROLD02MsELaYxIV764HiXBxCAosYJSYf+sUE4TxglDj87BATSBWvgJZE 75/b7CA2i4CqxITz88G62YDi+1/cAJsqKhAmsXL6FRaIekGJH5PvgdkiAuoSPbu+gNnMAnvY JDa1iYHYwgKREu/3r2eBWLaMUWL1rYuMIAlOAUOJK0dfsEE06Ejsb50GZctLbF7zlnkCo8As JDtmISmbhaRsASPzKkbR1ILkguKk9FwjveLE3OLSvHS95PzcTYzgRPJMegfjqgaLQ4wCHIxK PLwVdyRDhVgTy4orcw8xSnAwK4nwem4FCvGmJFZWpRblxxeV5qQWH2I0BQbBRGYp0eR8YJLL K4k3NDYxM7I0Mje0MDI2VxLnVbJvCxESSE8sSc1OTS1ILYLpY+LglGpgXGAVfmDj3rPzfvet /Hw+YHH6rqR6A7OP6e9W7Ox1WGtY1bOh5dSvJwqrKw+8Mc89kuL0a9ujcyu7/7utSPhsx2i1 /e3vha8nb/9kri99+FvTlV2f3hyaWNjDdnXXzJM3VxVfVtnn+TZctfG/l7JpgMV66TO6H1vc qnO33gv+fevQ0tVh594IX3uixFKckWioxVxUnAgAZ5TO2zoDAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Mark, On 03/31/2015 01:09 AM, Mark Rutland wrote: > Hi, > > On Wed, Mar 18, 2015 at 12:17:28AM +0000, Chanwoo Choi wrote: >> This patch adds new Exynos5433 dtsi to support 64-bit Exynos5433 SoC based on >> Octal core CPUs (quad Cortex-A57 and quad Cortex-A53). And Exynos5433 supports >> PSCI (Power State Coordination Interface) v0.1. >> >> This patch includes following dt node to support Exynos5433 SoC: >> 1. Octa core for big.LITTLE architecture >> - Cortex-A53 LITTLE Quad-core >> - Cortex-A57 big Quad-core >> - Support PSCI v0.1 > > Is CPU0 hotplug still broken, or has the FW been fixed? CPU0 hotplug is still not working. > > I'm very worried about adding a DT that's known broken, especially when > we have no idea as to if/when the FW will be fixed judging from prior > replies. As I replied, I can not fix the FW because I don't have any code of FW. I don't have any solution to fix it on Linux kernel level. So, If you agree, I can add the comment of CPU0 hotplug issue on DT file. Thanks, Chanwoo Choi