From patchwork Wed Aug 21 12:46:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 11106623 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EC20A1813 for ; Wed, 21 Aug 2019 12:46:34 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CA40C2089E for ; Wed, 21 Aug 2019 12:46:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gyX4uhB3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CA40C2089E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=glider.be Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=nFMLzt0eL8+wtogqD6Wesw7nPm5RjwXesP9+Bi170n4=; b=gyX4uhB3kXNIYxJapqNGLlQ7iU AGxRDUiaWeqkCpUXprnP7PdDXf+XZwUZ33zwcrV5cetlkmFCLF+jDG35oaNnbnO6flaByO2aDM2bL f8KAMzzYVpaAzgoyDNVMlVPN8zCY2B8IzzLjnUBWYCDjTn3Hr5UKXlvH0cakkUVzUi4iSKiY+c96v wgOCKxk6rkbhVQQPJdR7yThdAEN1Eqd70s+Xkp5cgVJV3P+uuDYiuB2NcH6s4MNkE/RY0yYsDDRFR TxAONiEw563ZM/lHtKin0Cp/U/Yg3fPNaBwFhCG5lbRgKE1SPmW2W6tCeXDUcdqMS23ikLoBbWJHn 8838Wu0Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i0Q0Y-0000YN-2B; Wed, 21 Aug 2019 12:46:34 +0000 Received: from albert.telenet-ops.be ([2a02:1800:110:4::f00:1a]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i0Q0G-0000MO-9l for linux-arm-kernel@lists.infradead.org; Wed, 21 Aug 2019 12:46:18 +0000 Received: from ramsan ([84.194.98.4]) by albert.telenet-ops.be with bizsmtp id rom32000L05gfCL06om3Dn; Wed, 21 Aug 2019 14:46:06 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1i0Q03-0003dz-LK; Wed, 21 Aug 2019 14:46:03 +0200 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1i0Q03-0007df-KC; Wed, 21 Aug 2019 14:46:03 +0200 From: Geert Uytterhoeven To: Simon Horman , Magnus Damm Subject: [PATCH 1/3] soc: renesas: Enable ARM_ERRATA_814220 for affected Cortex-A7 Date: Wed, 21 Aug 2019 14:46:00 +0200 Message-Id: <20190821124602.29317-2-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190821124602.29317-1-geert+renesas@glider.be> References: <20190821124602.29317-1-geert+renesas@glider.be> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190821_054616_491847_2397B094 X-CRM114-Status: UNSURE ( 7.04 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.4 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [2a02:1800:110:4:0:0:f00:1a listed in] [list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.2 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org ARM Erratum 814220 affects Cortex-A7 revisions r0p2-r0p5. Enable automatically support to mitigate the erratum when compiling a kernel for any of the affected Renesas SoCs: - R-Mobile APE6: r0p2, - RZ/G1E: r0p5, - RZ/G1C: r0p5, - R-Car H2: r0p3, - R-Car E2: r0p5, - RZ/N1: r0p5. Signed-off-by: Geert Uytterhoeven Reviewed-by: Simon Horman --- drivers/soc/renesas/Kconfig | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 2bbf49e5d441808b..a72d014ea37cc788 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -72,6 +72,7 @@ config ARCH_R8A73A4 bool "R-Mobile APE6 (R8A73A40)" select ARCH_RMOBILE select ARM_ERRATA_798181 if SMP + select ARM_ERRATA_814220 select HAVE_ARM_ARCH_TIMER select RENESAS_IRQC @@ -95,11 +96,13 @@ config ARCH_R8A7744 config ARCH_R8A7745 bool "RZ/G1E (R8A77450)" select ARCH_RCAR_GEN2 + select ARM_ERRATA_814220 select SYSC_R8A7745 config ARCH_R8A77470 bool "RZ/G1C (R8A77470)" select ARCH_RCAR_GEN2 + select ARM_ERRATA_814220 select SYSC_R8A77470 config ARCH_R8A7778 @@ -117,6 +120,7 @@ config ARCH_R8A7790 bool "R-Car H2 (R8A77900)" select ARCH_RCAR_GEN2 select ARM_ERRATA_798181 if SMP + select ARM_ERRATA_814220 select I2C select SYSC_R8A7790 @@ -143,11 +147,13 @@ config ARCH_R8A7793 config ARCH_R8A7794 bool "R-Car E2 (R8A77940)" select ARCH_RCAR_GEN2 + select ARM_ERRATA_814220 select SYSC_R8A7794 config ARCH_R9A06G032 bool "RZ/N1D (R9A06G032)" select ARCH_RZN1 + select ARM_ERRATA_814220 config ARCH_SH73A0 bool "SH-Mobile AG5 (R8A73A00)" From patchwork Wed Aug 21 12:46:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 11106625 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7C3A514DE for ; Wed, 21 Aug 2019 12:46:51 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5995F22CF7 for ; Wed, 21 Aug 2019 12:46:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ieSe3NGd" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5995F22CF7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=glider.be Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; 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Wed, 21 Aug 2019 12:46:19 +0000 Received: from ramsan ([84.194.98.4]) by laurent.telenet-ops.be with bizsmtp id rom32000h05gfCL01om3xP; Wed, 21 Aug 2019 14:46:05 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1i0Q03-0003e0-Lx; Wed, 21 Aug 2019 14:46:03 +0200 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1i0Q03-0007dh-L3; Wed, 21 Aug 2019 14:46:03 +0200 From: Geert Uytterhoeven To: Simon Horman , Magnus Damm Subject: [PATCH 2/3] soc: renesas: Enable ARM_ERRATA_754322 for affected Cortex-A9 Date: Wed, 21 Aug 2019 14:46:01 +0200 Message-Id: <20190821124602.29317-3-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190821124602.29317-1-geert+renesas@glider.be> References: <20190821124602.29317-1-geert+renesas@glider.be> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190821_054616_533768_4BEC8BD7 X-CRM114-Status: GOOD ( 10.14 ) X-Spam-Score: -0.4 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [2a02:1800:110:4:0:0:f00:19 listed in] [list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.2 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org ARM Erratum 754322 affects Cortex-A9 revisions r2p* and r3p*. Enable support code to mitigate the erratum when compiling a kernel for any of the affected Renesas SoCs: - RZ/A1: r3p0, - R-Mobile A1: r2p4, - R-Car M1A: r2p2-00rel0, - R-Car H1: r3p0, - SH-Mobile AG5: r2p2, and drop the corresponding config symbol from shmobile_defconfig. EMMA Mobile EV2 (r1p3) and RZ/A2 (r4p1) are not affected. Signed-off-by: Geert Uytterhoeven Reviewed-by: Simon Horman --- Looks like my R-Mobile A1 is actually r2p3, and the R-Car M1A in Magnus' farm is r2p4? arch/arm/configs/shmobile_defconfig | 1 - drivers/soc/renesas/Kconfig | 5 +++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm/configs/shmobile_defconfig b/arch/arm/configs/shmobile_defconfig index c6c70355141c38fa..123821e63873dafa 100644 --- a/arch/arm/configs/shmobile_defconfig +++ b/arch/arm/configs/shmobile_defconfig @@ -9,7 +9,6 @@ CONFIG_PERF_EVENTS=y CONFIG_SLAB=y CONFIG_ARCH_RENESAS=y CONFIG_PL310_ERRATA_588369=y -CONFIG_ARM_ERRATA_754322=y CONFIG_SMP=y CONFIG_SCHED_MC=y CONFIG_NR_CPUS=8 diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index a72d014ea37cc788..3c5e017bacbaca11 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -55,6 +55,7 @@ config ARCH_EMEV2 config ARCH_R7S72100 bool "RZ/A1H (R7S72100)" + select ARM_ERRATA_754322 select PM select PM_GENERIC_DOMAINS select RENESAS_OSTM @@ -79,6 +80,7 @@ config ARCH_R8A73A4 config ARCH_R8A7740 bool "R-Mobile A1 (R8A77400)" select ARCH_RMOBILE + select ARM_ERRATA_754322 select RENESAS_INTC_IRQPIN config ARCH_R8A7743 @@ -108,10 +110,12 @@ config ARCH_R8A77470 config ARCH_R8A7778 bool "R-Car M1A (R8A77781)" select ARCH_RCAR_GEN1 + select ARM_ERRATA_754322 config ARCH_R8A7779 bool "R-Car H1 (R8A77790)" select ARCH_RCAR_GEN1 + select ARM_ERRATA_754322 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select SYSC_R8A7779 @@ -158,6 +162,7 @@ config ARCH_R9A06G032 config ARCH_SH73A0 bool "SH-Mobile AG5 (R8A73A00)" select ARCH_RMOBILE + select ARM_ERRATA_754322 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select RENESAS_INTC_IRQPIN From patchwork Wed Aug 21 12:46:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 11106627 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 262F81813 for ; Wed, 21 Aug 2019 12:47:11 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 038FB22CF7 for ; Wed, 21 Aug 2019 12:47:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="EOqcZMtC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 038FB22CF7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=glider.be Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; 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Wed, 21 Aug 2019 12:46:19 +0000 Received: from ramsan ([84.194.98.4]) by michel.telenet-ops.be with bizsmtp id rom32000i05gfCL06om3cp; Wed, 21 Aug 2019 14:46:07 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1i0Q03-0003e4-Mg; Wed, 21 Aug 2019 14:46:03 +0200 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1i0Q03-0007dl-Lf; Wed, 21 Aug 2019 14:46:03 +0200 From: Geert Uytterhoeven To: Simon Horman , Magnus Damm Subject: [PATCH 3/3] [RFC] ARM: shmobile: defconfig: Disable PL310_ERRATA_588369 Date: Wed, 21 Aug 2019 14:46:02 +0200 Message-Id: <20190821124602.29317-4-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190821124602.29317-1-geert+renesas@glider.be> References: <20190821124602.29317-1-geert+renesas@glider.be> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190821_054616_583003_2A32C8B7 X-CRM114-Status: GOOD ( 10.25 ) X-Spam-Score: -0.4 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [2a02:1800:110:4:0:0:f00:18 listed in] [list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.2 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org PL310 Erratum 588369 affects PL310 cache controller revisions older than r2p0. As Renesas ARM SoCs contain the following revisions: - SH-Mobile AG5: r3p1, - R-Mobile A1: r3p1-50rel0, - R-Car H1: r3p2, - RZ/A1: r3p2, - RZ/A2: r3p3, none of them are affected, and support for the errata can be disabled safely. The EMMA Mobile EV2 documentation doesn't mention the revision of its PL310 cache controller, so this SoC might be affected. However, the L2 cache controller is not enabled by Linux. Signed-off-by: Geert Uytterhoeven --- arch/arm/configs/shmobile_defconfig | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/configs/shmobile_defconfig b/arch/arm/configs/shmobile_defconfig index 123821e63873dafa..95a127cbe8e6fcd7 100644 --- a/arch/arm/configs/shmobile_defconfig +++ b/arch/arm/configs/shmobile_defconfig @@ -8,7 +8,6 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_PERF_EVENTS=y CONFIG_SLAB=y CONFIG_ARCH_RENESAS=y -CONFIG_PL310_ERRATA_588369=y CONFIG_SMP=y CONFIG_SCHED_MC=y CONFIG_NR_CPUS=8