From patchwork Tue Apr 22 08:28:02 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sekhar Nori X-Patchwork-Id: 4029771 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id D023F9F1F4 for ; Tue, 22 Apr 2014 08:30:38 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 0F0F720211 for ; Tue, 22 Apr 2014 08:30:38 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 46241201FE for ; Tue, 22 Apr 2014 08:30:37 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WcW4X-0000ql-9Z; Tue, 22 Apr 2014 08:28:57 +0000 Received: from bear.ext.ti.com ([192.94.94.41]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WcW4E-0000Bb-TX for linux-arm-kernel@lists.infradead.org; Tue, 22 Apr 2014 08:28:39 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id s3M8SDRI003391; Tue, 22 Apr 2014 03:28:13 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s3M8SDNt021533; Tue, 22 Apr 2014 03:28:13 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.174.1; Tue, 22 Apr 2014 03:28:13 -0500 Received: from psplinux063.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s3M8S6ge016954; Tue, 22 Apr 2014 03:28:11 -0500 From: Sekhar Nori To: Tony Lindgren , Russell King Subject: [PATCH v3 2/3] ARM: OMAP2+: L2 cache: git rid of redundant cache replacement policy setting Date: Tue, 22 Apr 2014 13:58:02 +0530 Message-ID: <8bcc6d587cd1f320b59806dbdee9018b76c04e4f.1398149526.git.nsekhar@ti.com> X-Mailer: git-send-email 1.7.10.1 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140422_012839_056281_4EC57448 X-CRM114-Status: UNSURE ( 9.89 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.7 (-----) Cc: Sekhar Nori , Linux OMAP Mailing List , Santosh Shilimkar , Linux ARM Mailing List X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP L2 cache initialization for OMAP4 redundantly sets the cache policy to Round-Robin. This is not needed since thats the PL310 default anyway. Removing this reduces the number of platform specific aux control settings. Signed-off-by: Sekhar Nori --- arch/arm/mach-omap2/omap4-common.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 1230975..c41ff8b 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -206,16 +206,15 @@ int __init omap_l2_cache_init(void) return -ENOMEM; /* 16-way associativity, parity disabled, way size - 64KB (es2.0 +) */ - aux_ctrl = L310_AUX_CTRL_CACHE_REPLACE_RR | - L2C_AUX_CTRL_SHARED_OVERRIDE | + aux_ctrl = L2C_AUX_CTRL_SHARED_OVERRIDE | L310_AUX_CTRL_DATA_PREFETCH | L310_AUX_CTRL_INSTR_PREFETCH; outer_cache.write_sec = omap4_l2c310_write_sec; if (of_have_populated_dt()) - l2x0_of_init(aux_ctrl, 0xcd9fffff); + l2x0_of_init(aux_ctrl, 0xcf9fffff); else - l2x0_init(l2cache_base, aux_ctrl, 0xcd9fffff); + l2x0_init(l2cache_base, aux_ctrl, 0xcf9fffff); return 0; }