From patchwork Thu Jun 7 10:10:22 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Leroy X-Patchwork-Id: 926264 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 411hTF41Qjz9s01 for ; Thu, 7 Jun 2018 20:23:29 +1000 (AEST) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=c-s.fr Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 411hTF2nqLzF343 for ; Thu, 7 Jun 2018 20:23:29 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=c-s.fr X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=c-s.fr (client-ip=93.17.236.30; helo=pegase1.c-s.fr; envelope-from=christophe.leroy@c-s.fr; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=c-s.fr Received: from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 411hBB0dT2zDrnp for ; Thu, 7 Jun 2018 20:10:25 +1000 (AEST) Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 411hB55rXHz9txcB; Thu, 7 Jun 2018 12:10:21 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id x99ziGRAeZb4; Thu, 7 Jun 2018 12:10:21 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 411hB55LyZz9txbq; Thu, 7 Jun 2018 12:10:21 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 7A9628B950; Thu, 7 Jun 2018 12:10:22 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id qJZU51P3MwYb; Thu, 7 Jun 2018 12:10:22 +0200 (CEST) Received: from po14934vm.idsi0.si.c-s.fr (po15451.idsi0.si.c-s.fr [172.25.231.2]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 5A83E8B94D; Thu, 7 Jun 2018 12:10:22 +0200 (CEST) Received: by po14934vm.idsi0.si.c-s.fr (Postfix, from userid 0) id 472916F83C; Thu, 7 Jun 2018 10:10:22 +0000 (UTC) Message-Id: <630b39e3b632912e982168782e071ddf15336eb3.1528365638.git.christophe.leroy@c-s.fr> In-Reply-To: <273f8ed3e980b9385c6e1b31e17f890ea08ce33c.1528365638.git.christophe.leroy@c-s.fr> References: <273f8ed3e980b9385c6e1b31e17f890ea08ce33c.1528365638.git.christophe.leroy@c-s.fr> From: Christophe Leroy Subject: [PATCH 3/3] powerpc: Allow CPU selection of e300core variants To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , npiggin@gmail.com Date: Thu, 7 Jun 2018 10:10:22 +0000 (UTC) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" GCC supports -mcpu=e300c2 and -mcpu=e300c3 This patch gives the opportunity to tune kernel to one of those two types. Signed-off-by: Christophe Leroy --- arch/powerpc/platforms/Kconfig.cputype | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index ed7c6edec87e..d174acb41389 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -145,6 +145,14 @@ config 860_CPU bool "8xx family" depends on PPC_8xx +config E300C2_CPU + bool "e300c2 (832x)" + depends on PPC_BOOK3S_32 + +config E300C3_CPU + bool "e300c3 (831x)" + depends on PPC_BOOK3S_32 + endchoice config SPECIAL_CPU_BOOL @@ -161,6 +169,8 @@ config SPECIAL_CPU default "power8" if POWER8_CPU default "power9" if POWER9_CPU default "860" if 860_CPU + default "e300c2" if E300C2_CPU + default "e300c3" if E300C3_CPU config PPC_BOOK3S def_bool y