From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sangbeom Kim Subject: RE: [PATCH 0/11] ARM: EXYNOS4: Change ARCH name, ARCH_EXYNOS4 from ARCH_S5PV310 Date: Tue, 15 Feb 2011 10:52:09 +0900 Message-ID: <003301cbccb2$f8511720$e8f34560$@com> References: <1297671787-10571-1-git-send-email-kgene.kim@samsung.com> <002d01cbcca2$5900e430$0b02ac90$@com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mailout3.samsung.com ([203.254.224.33]:40718 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751769Ab1BOBwR convert rfc822-to-8bit (ORCPT ); Mon, 14 Feb 2011 20:52:17 -0500 Received: from epmmp1 (mailout3.samsung.com [203.254.224.33]) by mailout3.samsung.com (Oracle Communications Messaging Exchange Server 7u4-19.01 64bit (built Sep 7 2010)) with ESMTP id <0LGM00L4PYJ3V5E0@mailout3.samsung.com> for linux-samsung-soc@vger.kernel.org; Tue, 15 Feb 2011 10:52:15 +0900 (KST) Received: from DOSBKIM7301 ([12.23.103.65]) by mmp1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTPA id <0LGM000TEYJ3R1@mmp1.samsung.com> for linux-samsung-soc@vger.kernel.org; Tue, 15 Feb 2011 10:52:15 +0900 (KST) In-reply-to: Content-language: ko Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: 'Kyungmin Park' Cc: 'Kukjin Kim' , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, ben-linux@fluff.org, 'Marek Szyprowski' Hi, On Monday, February 14, 2011 8:16 PM, Kyungmin Park wrote: > > Hi, > > I answer your questions in detail. > > > >> On Monday, February 14, 2011 8:16 PM, Kyungmin Park wrote: > >> > >> Hi, > >> > >> Wow, fast move, but need to more explanation. > >> what's the exact meaning of exynos4210? > >> Exynos4 is prefix and remaining are variants? > > > > Exynos4210 means below. > > > > 1st digit means ARM core version. In this case, 4 means Cortex A9. > > (If we release cortex A15, it will be Exynos5xxx) > > 2nd digit means number of core. =A02 mean dual core. > > 3rd digit means application category(LSI internal category). > > 4th digit means design rule (generation or shrink version) >=20 > Nice, I want these rules. > > > >> Now you changed all s5pv310 to exynos4. if new exynos4xxx chip are > >> comes then how to handle this one? > >> e.g., exynos4220 or later. > >> it's also conflict with mach-exynos4. do you handle all exynos4 se= ries > >> at this mach directory? > >> historically there's no rules of the base RAM address at least sam= sung > >> chips. > > > > Yes, we will handle all exynos4 series at mach-exynos4 directory. > > In the past, there is no rule. > > But now, we are making consistent rules with AP design team. > > So, new version of exynos4 series will have same base RAM address. >=20 > Okay, no problem with base ram address, >=20 > Another one is how do you handle the GPIOs? > Now it's also changed as EXYNOS4_GPXX, I think it's difficult to use > the same banks as exynos4210 has if new chips are introduced. > maybe IRQ also has similar issue. We already had reviewed your concern before. S5P6450 and S5P6440 is basically same processor.=20 But GPIO, IRQ and some peripheral is little different. We can handle that by checking each processors chipid. Please check the below patch. http://www.spinics.net/lists/linux-samsung-soc/msg03530.html Thanks and regards, Sangbeom Kim >=20 > Now these patches assumes all exynos4 has same gpios, irqs and so on. >=20 > How do you think about it? >=20 > Thank you, > Kyungmin Park > > > > Thanks and regards, > > Sangbeom Kim > > > >> > >> Thank you, > >> Kyungmin Park > >> > >> On Mon, Feb 14, 2011 at 5:22 PM, Kukjin Kim > wrote: > >> > This patch set changes to ARCH_EXYNOS4 from ARCH_S5PV310 for > supporting > >> Samsung's > >> > new brand name EXYNOS. Samsung officially announced about the br= and > name > >> of EXYNOS > >> > at MWC 2011 and The EXYNOS4 integrates a ARM Cortex A9 microporc= essor > >> with several > >> > other peripherals to support features such as multimedai, storag= e, > >> graphics and gaming. > >> > Especially, the EXYNOS4210 CPU which is one of EXYNOS4 SoC serie= s can > be > >> used in > >> > products such as Mobile devices. > >> > > >> > This patch set consists of the following patches. > >> > > >> > [PATCH 01/11] ARM: EXYNOS4: Add EXYNOS4 CPU initialization suppo= rt > >> > [PATCH 02/11] ARM: EXYNOS4: Update Clock part > >> > [PATCH 03/11] ARM: EXYNOS4: Update IRQ part > >> > [PATCH 04/11] ARM: EXYNOS4: Update Timer part > >> > [PATCH 05/11] ARM: EXYNOS4: Update device support > >> > [PATCH 06/11] ARM: EXYNOS4: Moved board support files > >> > [PATCH 07/11] ARM: EXYNOS4: Update Kconfig and Makefile for the = new > >> ARCH_EXYNOS4 > >> > [PATCH 08/11] ARM: exynos4_defconfig: Add defconfig for EXYNOS4 > >> > [PATCH 09/11] mtd: OneNAND: Change dependency of ARCH_EXYNOS4 > >> > [PATCH 10/11] ASoC: Change dependency of ARCH_EXYNOS4 > >> > [PATCH 11/11] tty: Change dependency of ARCH_EXYNOS4 > >> > > >> > _______________________________________________ > >> > linux-arm-kernel mailing list > >> > linux-arm-kernel@lists.infradead.org > >> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > >> > > >> -- > >> To unsubscribe from this list: send the line "unsubscribe linux- > samsung- > >> soc" in > >> the body of a message to majordomo@vger.kernel.org > >> More majordomo info at =A0http://vger.kernel.org/majordomo-info.ht= ml > > > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-sam= sung- > soc" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at =A0http://vger.kernel.org/majordomo-info.htm= l > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-samsu= ng- > soc" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: sbkim73@samsung.com (Sangbeom Kim) Date: Tue, 15 Feb 2011 10:52:09 +0900 Subject: [PATCH 0/11] ARM: EXYNOS4: Change ARCH name, ARCH_EXYNOS4 from ARCH_S5PV310 In-Reply-To: References: <1297671787-10571-1-git-send-email-kgene.kim@samsung.com> <002d01cbcca2$5900e430$0b02ac90$@com> Message-ID: <003301cbccb2$f8511720$e8f34560$@com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Monday, February 14, 2011 8:16 PM, Kyungmin Park wrote: > > Hi, > > I answer your questions in detail. > > > >> On Monday, February 14, 2011 8:16 PM, Kyungmin Park wrote: > >> > >> Hi, > >> > >> Wow, fast move, but need to more explanation. > >> what's the exact meaning of exynos4210? > >> Exynos4 is prefix and remaining are variants? > > > > Exynos4210 means below. > > > > 1st digit means ARM core version. In this case, 4 means Cortex A9. > > (If we release cortex A15, it will be Exynos5xxx) > > 2nd digit means number of core. ?2 mean dual core. > > 3rd digit means application category(LSI internal category). > > 4th digit means design rule (generation or shrink version) > > Nice, I want these rules. > > > >> Now you changed all s5pv310 to exynos4. if new exynos4xxx chip are > >> comes then how to handle this one? > >> e.g., exynos4220 or later. > >> it's also conflict with mach-exynos4. do you handle all exynos4 series > >> at this mach directory? > >> historically there's no rules of the base RAM address at least samsung > >> chips. > > > > Yes, we will handle all exynos4 series at mach-exynos4 directory. > > In the past, there is no rule. > > But now, we are making consistent rules with AP design team. > > So, new version of exynos4 series will have same base RAM address. > > Okay, no problem with base ram address, > > Another one is how do you handle the GPIOs? > Now it's also changed as EXYNOS4_GPXX, I think it's difficult to use > the same banks as exynos4210 has if new chips are introduced. > maybe IRQ also has similar issue. We already had reviewed your concern before. S5P6450 and S5P6440 is basically same processor. But GPIO, IRQ and some peripheral is little different. We can handle that by checking each processors chipid. Please check the below patch. http://www.spinics.net/lists/linux-samsung-soc/msg03530.html Thanks and regards, Sangbeom Kim > > Now these patches assumes all exynos4 has same gpios, irqs and so on. > > How do you think about it? > > Thank you, > Kyungmin Park > > > > Thanks and regards, > > Sangbeom Kim > > > >> > >> Thank you, > >> Kyungmin Park > >> > >> On Mon, Feb 14, 2011 at 5:22 PM, Kukjin Kim > wrote: > >> > This patch set changes to ARCH_EXYNOS4 from ARCH_S5PV310 for > supporting > >> Samsung's > >> > new brand name EXYNOS. Samsung officially announced about the brand > name > >> of EXYNOS > >> > at MWC 2011 and The EXYNOS4 integrates a ARM Cortex A9 microporcessor > >> with several > >> > other peripherals to support features such as multimedai, storage, > >> graphics and gaming. > >> > Especially, the EXYNOS4210 CPU which is one of EXYNOS4 SoC series can > be > >> used in > >> > products such as Mobile devices. > >> > > >> > This patch set consists of the following patches. > >> > > >> > [PATCH 01/11] ARM: EXYNOS4: Add EXYNOS4 CPU initialization support > >> > [PATCH 02/11] ARM: EXYNOS4: Update Clock part > >> > [PATCH 03/11] ARM: EXYNOS4: Update IRQ part > >> > [PATCH 04/11] ARM: EXYNOS4: Update Timer part > >> > [PATCH 05/11] ARM: EXYNOS4: Update device support > >> > [PATCH 06/11] ARM: EXYNOS4: Moved board support files > >> > [PATCH 07/11] ARM: EXYNOS4: Update Kconfig and Makefile for the new > >> ARCH_EXYNOS4 > >> > [PATCH 08/11] ARM: exynos4_defconfig: Add defconfig for EXYNOS4 > >> > [PATCH 09/11] mtd: OneNAND: Change dependency of ARCH_EXYNOS4 > >> > [PATCH 10/11] ASoC: Change dependency of ARCH_EXYNOS4 > >> > [PATCH 11/11] tty: Change dependency of ARCH_EXYNOS4 > >> > > >> > _______________________________________________ > >> > linux-arm-kernel mailing list > >> > linux-arm-kernel at lists.infradead.org > >> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > >> > > >> -- > >> To unsubscribe from this list: send the line "unsubscribe linux- > samsung- > >> soc" in > >> the body of a message to majordomo at vger.kernel.org > >> More majordomo info at ?http://vger.kernel.org/majordomo-info.html > > > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-samsung- > soc" in > > the body of a message to majordomo at vger.kernel.org > > More majordomo info at ?http://vger.kernel.org/majordomo-info.html > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-samsung- > soc" in > the body of a message to majordomo at vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html