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Tue, 16 Jun 2020 08:12:48 +0000 (GMT) From: Marek Szyprowski To: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Lorenzo Pieralisi , Krzysztof Kozlowski , Daniel Lezcano , Lukasz Luba , Bartlomiej Zolnierkiewicz Subject: [PATCH 1/4] ARM: exynos: Apply little core workaround only under secure firmware Date: Tue, 16 Jun 2020 10:12:27 +0200 Message-Id: <20200616081230.31198-2-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200616081230.31198-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupmleLIzCtJLcpLzFFi42LZduzneV3G+hdxBqsvSlpsnLGe1WLeZ1mL 8+c3sFtsenyN1eJz7xFGixnn9zFZvPn9gt1iYVMLu8XaI3fZHTg91sxbw+ixaVUnm8eda3vY PDYvqffo27KK0ePzJrkAtigum5TUnMyy1CJ9uwSujM0/Z7AUbBKoaJ46naWB8RBvFyMnh4SA icTzz0eYuxi5OIQEVjBKbH83Dcr5wiixe+ZnKOczo8S3lt/MMC1t37ewQiSWM0rsO76LHa7l yropjCBVbAKGEl1vu9hAbBGBdIl7f5eAFTELTGCSeNPczwqSEBaIlti1YTFYEYuAqsT8t/1M IDavgK3Em3W72SHWyUus3nAAbDWngJ3Ess3PmUAGSQj8Z5NYNm06VJGLxKHnp5kgbGGJV8e3 QMVlJE5P7mGBaGhmlHh4bi07hNPDKHG5aQYjRJW1xJ1zv4DO4AC6T1Ni/S59iLCjxO5F55hA whICfBI33gqChJmBzEnbpjNDhHklOtqEIKrVJGYdXwe39uCFS9Dg8pA4tPguCySEJjJKrF77 jmkCo/wshGULGBlXMYqnlhbnpqcWG+allusVJ+YWl+al6yXn525iBCaR0/+Of9rB+PVS0iFG AQ5GJR7eiKDncUKsiWXFlbmHGCU4mJVEeJ3Ono4T4k1JrKxKLcqPLyrNSS0+xCjNwaIkzmu8 6GWskEB6YklqdmpqQWoRTJaJg1OqgTEy6cFcDzanJy8TC43vZ237vnV+XGrYi7zohJj/J55v 4mpb9p5Bsv18/muH7v1rn+91PvuB46+AYMinCcklxSZTTjv/3/BG31bLsugeU4V77dw69bgT 6zNi6l880Gf9rKYc9Wh9vWex6vfpb/puFhVnv3c7dODiIonMuruO4rxsH/5dWvrDZ5ESS3FG oqEWc1FxIgA4ku/KHgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrBLMWRmVeSWpSXmKPExsVy+t/xe7qM9S/iDL6JWGycsZ7VYt5nWYvz 5zewW2x6fI3V4nPvEUaLGef3MVm8+f2C3WJhUwu7xdojd9kdOD3WzFvD6LFpVSebx51re9g8 Ni+p9+jbsorR4/MmuQC2KD2bovzSklSFjPziElulaEMLIz1DSws9IxNLPUNj81grI1MlfTub lNSczLLUIn27BL2MzT9nsBRsEqhonjqdpYHxEG8XIyeHhICJRNv3LawgtpDAUkaJrbOcIOIy EienNbBC2MISf651sUHUfGKUmPVOFcRmEzCU6HoLERcRyJRYeO4mexcjFwezwBQmiR3vdoIl hAUiJbZeXM4EYrMIqErMf9sPZvMK2Eq8WbebHWKBvMTqDQeYQWxOATuJZZufM0Ess5VYdvYi 8wRGvgWMDKsYRVJLi3PTc4sN9YoTc4tL89L1kvNzNzECQ3nbsZ+bdzBe2hh8iFGAg1GJhzci 6HmcEGtiWXFl7iFGCQ5mJRFep7On44R4UxIrq1KL8uOLSnNSiw8xmgIdNZFZSjQ5HxhneSXx hqaG5haWhubG5sZmFkrivB0CB2OEBNITS1KzU1MLUotg+pg4OKUaGGc9X7zryMMnky21Fm9I PiG0uvqu4hrmVbNPrT8az/9iqkPs9u0Jf+ZtkJ+q8VNMNZNJhU3zxLXOP6H2aZybaxMu7t86 SyyPOzj2eenmm9vjv5uElm94WSj43KvslO66+Sc5nuTdCNJ7PFlslaz7qUniZx9LfXx7n9m+ e30It7fdDyaftzFvmyOUWIozEg21mIuKEwHFCxw+ewIAAA== X-CMS-MailID: 20200616081249eucas1p151a8892ca0abfa3108955e1fc5054fc3 X-Msg-Generator: CA X-RootMTR: 20200616081249eucas1p151a8892ca0abfa3108955e1fc5054fc3 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200616081249eucas1p151a8892ca0abfa3108955e1fc5054fc3 References: <20200616081230.31198-1-m.szyprowski@samsung.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The additional soft-reset call during little core power up was needed to properly boot all cores on the Exynos5422-based boards with secure firmware (like Odroid XU3/XU4 family). This however broke big.LITTLE CPUidle driver, which worked only on boards without secure firmware (like Peach-Pit/Pi Chromebooks). Apply the workaround only when board is running under secure firmware. Fixes: 833b 5794 e330 ("ARM: EXYNOS: reset Little cores when cpu is up") Signed-off-by: Marek Szyprowski --- arch/arm/mach-exynos/mcpm-exynos.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-exynos/mcpm-exynos.c b/arch/arm/mach-exynos/mcpm-exynos.c index 9a681b421ae1..cd861c57d5ad 100644 --- a/arch/arm/mach-exynos/mcpm-exynos.c +++ b/arch/arm/mach-exynos/mcpm-exynos.c @@ -26,6 +26,7 @@ #define EXYNOS5420_USE_L2_COMMON_UP_STATE BIT(30) static void __iomem *ns_sram_base_addr __ro_after_init; +static bool secure_firmware __ro_after_init; /* * The common v7_exit_coherency_flush API could not be used because of the @@ -58,15 +59,16 @@ static void __iomem *ns_sram_base_addr __ro_after_init; static int exynos_cpu_powerup(unsigned int cpu, unsigned int cluster) { unsigned int cpunr = cpu + (cluster * EXYNOS5420_CPUS_PER_CLUSTER); + bool state; pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); if (cpu >= EXYNOS5420_CPUS_PER_CLUSTER || cluster >= EXYNOS5420_NR_CLUSTERS) return -EINVAL; - if (!exynos_cpu_power_state(cpunr)) { - exynos_cpu_power_up(cpunr); - + state = exynos_cpu_power_state(cpunr); + exynos_cpu_power_up(cpunr); + if (!state && secure_firmware) { /* * This assumes the cluster number of the big cores(Cortex A15) * is 0 and the Little cores(Cortex A7) is 1. @@ -258,6 +260,8 @@ static int __init exynos_mcpm_init(void) return -ENOMEM; } + secure_firmware = exynos_secure_firmware_available(); + /* * To increase the stability of KFC reset we need to program * the PMU SPARE3 register From patchwork Tue Jun 16 08:12:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 11606815 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 7F69017C5 for ; Tue, 16 Jun 2020 08:12:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 684B020767 for ; 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Tue, 16 Jun 2020 08:12:49 +0000 (GMT) X-AuditID: cbfec7f4-516ed9c00001ed07-db-5ee87f013edc Received: from eusmtip2.samsung.com ( [203.254.199.222]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id E0.4A.07950.10F78EE5; Tue, 16 Jun 2020 09:12:49 +0100 (BST) Received: from AMDC2765.digital.local (unknown [106.120.51.73]) by eusmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200616081249eusmtip24bf183b14f354795f5efd0fe7bc5e7fe~Y_AUX27pf0162901629eusmtip2f; Tue, 16 Jun 2020 08:12:48 +0000 (GMT) From: Marek Szyprowski To: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Lorenzo Pieralisi , Krzysztof Kozlowski , Daniel Lezcano , Lukasz Luba , Bartlomiej Zolnierkiewicz Subject: [PATCH 2/4] cpuidle: big.LITTLE: enable driver only on Peach-Pit/Pi Chromebooks Date: Tue, 16 Jun 2020 10:12:28 +0200 Message-Id: <20200616081230.31198-3-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200616081230.31198-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupileLIzCtJLcpLzFFi42LZduznOV3G+hdxBjcPGllsnLGe1WLeZ1mL 8+c3sFtsenyN1eJz7xFGixnn9zFZvPn9gt1iYVMLu8XaI3fZHTg91sxbw+ixaVUnm8eda3vY PDYvqffo27KK0ePzJrkAtigum5TUnMyy1CJ9uwSujEMLXzEVNHBWfG7mbmA8z97FyMkhIWAi 8X3nCtYuRi4OIYEVjBK9EzdAOV8YJbZvWsgM4XxmlDj5fR8TTMve6Z0sEInljBKTf31mgms5 9/8qM0gVm4ChRNfbLjYQW0QgXeLe3yXsIEXMAhOYJN4097OCJIQFoiROHZ4BZrMIqErM2XAY rJlXwFZiaUsXM8Q6eYnVGw6A2ZwCdhLLNj8H2yYh8JtNYuG392wQRS4S/1e8grpPWOLV8S1Q 78lInJ7cwwLR0Mwo8fDcWnYIp4dR4nLTDEaIKmuJO+d+AU3iALpPU2L9Ln2IsKPE7C/TmEDC EgJ8EjfeCoKEmYHMSdumM0OEeSU62oQgqtUkZh1fB7f24IVLUPd7SPRuuQINoYmMEt173rFM YJSfhbBsASPjKkbx1NLi3PTUYqO81HK94sTc4tK8dL3k/NxNjMAUcvrf8S87GHf9STrEKMDB qMTDGxH0PE6INbGsuDL3EKMEB7OSCK/T2dNxQrwpiZVVqUX58UWlOanFhxilOViUxHmNF72M FRJITyxJzU5NLUgtgskycXBKNTBqdhYpaex7vuHqwjlJq1YXpJ8XdLEIT2hN/6NvVnjkw5Lq e9PeWe2dG6rT7irNfkjP2+5Ymt31dcmTDftTaxXYRexL1bh9w/TMzx44Y+W00jcg1Wb6S/XJ J6t49rR51m+cyfzdu3+d2kHJYK6EO7O0+j4UpXq7f+Fz2vm5luPljkuR3/LsXyixFGckGmox FxUnAgDZ2r5dHQMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrBLMWRmVeSWpSXmKPExsVy+t/xe7qM9S/iDA7cVrDYOGM9q8W8z7IW 589vYLfY9Pgaq8Xn3iOMFjPO72OyePP7BbvFwqYWdou1R+6yO3B6rJm3htFj06pONo871/aw eWxeUu/Rt2UVo8fnTXIBbFF6NkX5pSWpChn5xSW2StGGFkZ6hpYWekYmlnqGxuaxVkamSvp2 NimpOZllqUX6dgl6GYcWvmIqaOCs+NzM3cB4nr2LkZNDQsBEYu/0ThYQW0hgKaPE6l08EHEZ iZPTGlghbGGJP9e62CBqPjFKzH2sCmKzCRhKdL2FiIsIZEosPHcTaCYXB7PAFCaJHe92giWE BSIk1p1fBjaIRUBVYs6Gw8wgNq+ArcTSli5miAXyEqs3HACzOQXsJJZtfs4EscxWYtnZi8wT GPkWMDKsYhRJLS3OTc8tNtIrTswtLs1L10vOz93ECAzlbcd+btnB2PUu+BCjAAejEg9vRNDz OCHWxLLiytxDjBIczEoivE5nT8cJ8aYkVlalFuXHF5XmpBYfYjQFOmois5Rocj4wzvJK4g1N Dc0tLA3Njc2NzSyUxHk7BA7GCAmkJ5akZqemFqQWwfQxcXBKNTAerM/vmsn2lztp6eoOhzkM TWEOsUW/5cz2zL/ZvXQdV/PsydWOyk/CrTKCijWrJrrYbjs3S5pv7Ya6PNPllzX3vJrivvaU 3IMWjgPRgvderHa0O3X0aEbHt/Rnb5iszf9aaux9NCF61t+uF01cC80d07se3BGVOmH3vObq 7SlblAIPiN661TFJiaU4I9FQi7moOBEA3JD7ZHsCAAA= X-CMS-MailID: 20200616081249eucas1p2ad165b545f265bec88a06270d55fce76 X-Msg-Generator: CA X-RootMTR: 20200616081249eucas1p2ad165b545f265bec88a06270d55fce76 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200616081249eucas1p2ad165b545f265bec88a06270d55fce76 References: <20200616081230.31198-1-m.szyprowski@samsung.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org This driver always worked properly only on the Exynos 5420/5800 based Chromebooks (Peach-Pit/Pi), so change the required compatible string to the 'google,peach', to avoid enabling it on the other Exynos 542x/5800 boards, which hangs in such case. The main difference between Peach-Pit/Pi and other Exynos 542x/5800 boards is the firmware - Peach platform doesn't use secure firmware at all. Signed-off-by: Marek Szyprowski Acked-by: Krzysztof Kozlowski Reviewed-by: Bartlomiej Zolnierkiewicz Acked-by: Daniel Lezcano --- drivers/cpuidle/cpuidle-big_little.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c index 7f8ddc04342d..abe51185f243 100644 --- a/drivers/cpuidle/cpuidle-big_little.c +++ b/drivers/cpuidle/cpuidle-big_little.c @@ -155,8 +155,7 @@ static int __init bl_idle_driver_init(struct cpuidle_driver *drv, int part_id) static const struct of_device_id compatible_machine_match[] = { { .compatible = "arm,vexpress,v2p-ca15_a7" }, - { .compatible = "samsung,exynos5420" }, - { .compatible = "samsung,exynos5800" }, + { .compatible = "google,peach" }, {}, }; From patchwork Tue Jun 16 08:12:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 11606807 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 5487417C5 for ; 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Tue, 16 Jun 2020 08:12:50 +0000 (GMT) X-AuditID: cbfec7f5-a0fff7000001ed1a-f7-5ee87f02fbd9 Received: from eusmtip2.samsung.com ( [203.254.199.222]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id E1.4A.07950.20F78EE5; Tue, 16 Jun 2020 09:12:50 +0100 (BST) Received: from AMDC2765.digital.local (unknown [106.120.51.73]) by eusmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200616081249eusmtip288f3c5634c8d95b3191234c8ab2da204~Y_AU3w65N0387603876eusmtip24; Tue, 16 Jun 2020 08:12:49 +0000 (GMT) From: Marek Szyprowski To: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Lorenzo Pieralisi , Krzysztof Kozlowski , Daniel Lezcano , Lukasz Luba , Bartlomiej Zolnierkiewicz Subject: [PATCH 3/4] ARM: exynos_defconfig: Enable big.LITTLE cpuidle driver Date: Tue, 16 Jun 2020 10:12:29 +0200 Message-Id: <20200616081230.31198-4-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200616081230.31198-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupgleLIzCtJLcpLzFFi42LZduznOV2m+hdxBp0PlC02zljPajHvs6zF +fMb2C02Pb7GavG59wijxYzz+5gs3vx+wW6xsKmF3WLtkbvsDpwea+atYfTYtKqTzePOtT1s HpuX1Hv0bVnF6PF5k1wAWxSXTUpqTmZZapG+XQJXxobnN9kK1rNWrH/F2sB4g6WLkZNDQsBE 4lT7dFYQW0hgBaNE2yr/LkYuIPsLo8T5oyeYIJzPjBKrP+1ghemY8bmXHSKxnFHixcm7jHAt VyasYwSpYhMwlOh628UGYosIpEvc+7sErINZYAKTxJvmfrBRwgI+Es9vXWYCsVkEVCXOfv8J dBQHB6+ArcTDabUQ2+QlVm84wAxicwrYSSzb/BzsJAmB/2wSL6d/YoQocpFo27oH6jxhiVfH t7BD2DISpyf3sEA0NDNKPDy3lh3C6WGUuNw0A6rbWuLOuV9sIJuZBTQl1u/Shwg7SqzrvMcK EpYQ4JO48VYQJMwMZE7aNp0ZIswr0dEmBFGtJjHr+Dq4tQcvXGKGsD0klm3/AA2tiYwSR04v ZprAKD8LYdkCRsZVjOKppcW56anFxnmp5XrFibnFpXnpesn5uZsYgenj9L/jX3cw7vuTdIhR gINRiYeXIeB5nBBrYllxZe4hRgkOZiURXqezp+OEeFMSK6tSi/Lji0pzUosPMUpzsCiJ8xov ehkrJJCeWJKanZpakFoEk2Xi4JRqYGT6qbX0zaUdTya+yo1/E2K56ON8xvUr9YQ2PSp4xxOd aLF9z0rxb09e5a3d5f1yfeshN/a42afzmdjnr+lvmfZv8r/JvWu35ttF+b5UdJS4OuFf0JvK Ul7OBwKLp2ieS8+POn/q/4Vpz1ie+L0x6Bcs1qg7I/tltV8i++esRtfjds39kodCrkxVYinO SDTUYi4qTgQAZqCw9hsDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrJLMWRmVeSWpSXmKPExsVy+t/xe7pM9S/iDK4fZLHYOGM9q8W8z7IW 589vYLfY9Pgaq8Xn3iOMFjPO72OyePP7BbvFwqYWdou1R+6yO3B6rJm3htFj06pONo871/aw eWxeUu/Rt2UVo8fnTXIBbFF6NkX5pSWpChn5xSW2StGGFkZ6hpYWekYmlnqGxuaxVkamSvp2 NimpOZllqUX6dgl6GRue32QrWM9asf4VawPjDZYuRk4OCQETiRmfe9m7GLk4hASWMkqcebwF KiEjcXJaAyuELSzx51oXG0TRJ0aJ9dvPgyXYBAwlut6CJDg5RAQyJRaeuwk2iVlgCpPEjnc7 wRLCAj4Sz29dZgKxWQRUJc5+/wm0gYODV8BW4uG0WogF8hKrNxxgBrE5Bewklm1+DlYuBFSy 7OxF5gmMfAsYGVYxiqSWFuem5xYb6RUn5haX5qXrJefnbmIEBvO2Yz+37GDsehd8iFGAg1GJ hzci6HmcEGtiWXFl7iFGCQ5mJRFep7On44R4UxIrq1KL8uOLSnNSiw8xmgLdNJFZSjQ5Hxhp eSXxhqaG5haWhubG5sZmFkrivB0CB2OEBNITS1KzU1MLUotg+pg4OKUaGAUMJRe6GcZEh9bl Ha+5tnrCAps1Xl7772cvYN2ROMPS7WIYc7++1Hb92+ubFapTFPg6RWXVVTze7vn+bernBv+a r2I7fvVc5158Ltz8zKEQVcP4u8zVypGHl/45fufH0//T52U0ce7r5Wxl9rUJTn9ZsfShQ5Sz wII6MY5ophX3r0jzCdtOUmIpzkg01GIuKk4EABQx07p8AgAA X-CMS-MailID: 20200616081250eucas1p2de7110898dad050866d78cb5d5120422 X-Msg-Generator: CA X-RootMTR: 20200616081250eucas1p2de7110898dad050866d78cb5d5120422 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200616081250eucas1p2de7110898dad050866d78cb5d5120422 References: <20200616081230.31198-1-m.szyprowski@samsung.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Enable big.LITTLE cpuidle driver, which can be used on Exynos-based Peach Pit/Pi Chromebooks. Signed-off-by: Marek Szyprowski Reviewed-by: Bartlomiej Zolnierkiewicz --- arch/arm/configs/exynos_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig index 374fbff8eaa6..c928bc710c48 100644 --- a/arch/arm/configs/exynos_defconfig +++ b/arch/arm/configs/exynos_defconfig @@ -28,6 +28,7 @@ CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y CONFIG_CPUFREQ_DT=y CONFIG_CPU_IDLE=y +CONFIG_ARM_BIG_LITTLE_CPUIDLE=y CONFIG_ARM_EXYNOS_CPUIDLE=y CONFIG_VFP=y CONFIG_NEON=y From patchwork Tue Jun 16 08:12:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 11606811 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 0E36B159A for ; Tue, 16 Jun 2020 08:12:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAB4820767 for ; 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Tue, 16 Jun 2020 08:12:50 +0000 (GMT) X-AuditID: cbfec7f5-a29ff7000001ed1a-f8-5ee87f02c16d Received: from eusmtip2.samsung.com ( [203.254.199.222]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id A2.4A.07950.20F78EE5; Tue, 16 Jun 2020 09:12:50 +0100 (BST) Received: from AMDC2765.digital.local (unknown [106.120.51.73]) by eusmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200616081250eusmtip269bdae8437e63967952de0a9644e93bb~Y_AVXwV1D0491904919eusmtip2j; Tue, 16 Jun 2020 08:12:50 +0000 (GMT) From: Marek Szyprowski To: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Lorenzo Pieralisi , Krzysztof Kozlowski , Daniel Lezcano , Lukasz Luba , Bartlomiej Zolnierkiewicz Subject: [PATCH 4/4] ARM: multi_v7_defconfig: Enable big.LITTLE cpuidle driver Date: Tue, 16 Jun 2020 10:12:30 +0200 Message-Id: <20200616081230.31198-5-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200616081230.31198-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupkleLIzCtJLcpLzFFi42LZduznOV2m+hdxBrN3WlhsnLGe1WLeZ1mL 8+c3sFtsenyN1eJz7xFGixnn9zFZvPn9gt1iYVMLu8XaI3fZHTg91sxbw+ixaVUnm8eda3vY PDYvqffo27KK0ePzJrkAtigum5TUnMyy1CJ9uwSujFdHH7EWnGatOLt3MnsD4xeWLkZODgkB E4m1/5aB2UICKxglOibadDFyAdlfGCXufrvNDuF8ZpS4P2sJM0zHnm1LoRLLGSXWfPvPDNdy dd9bsCo2AUOJrrddbCC2iEC6xL2/S8A6mAUmMEm8ae5n7WLk4BAWCJCYe6AGpIZFQFVizbIW sHpeAVuJY7v+s0Nsk5dYveEA2ExOATuJZZufM4HMkRBoZpc4unEmI0SRi8TTmXOZIGxhiVfH t0A1y0icntzDAtXAKPHw3Fp2CKeHUeJy0wyobmuJO+d+sYFcxCygKbF+lz5E2FHi7dtuJpCw hACfxI23giBhZiBz0rbpzBBhXomONiGIajWJWcfXwa09eOESNLQ8JGZc/MwKCaCJQCd8fcQ2 gVF+FsKyBYyMqxjFU0uLc9NTi43zUsv1ihNzi0vz0vWS83M3MQITyOl/x7/uYNz3J+kQowAH oxIPL0PA8zgh1sSy4srcQ4wSHMxKIrxOZ0/HCfGmJFZWpRblxxeV5qQWH2KU5mBREuc1XvQy VkggPbEkNTs1tSC1CCbLxMEp1cDYuFwpojD2gdyP3fkpvemnNW45KemL31j3b86SKVsyzK90 sm3glHpxosxUO156z36v06q9Rz9UTyj/u/GXvQij0d47586edyldki/WK3Myedet9Lk8seVd Ag7vLv7o3lq3+qiY1VrHhu7p654eNbr8/nXvl1sTEs8ZipQ7L2L0MxLM4go9Ha+jxFKckWio xVxUnAgAxvgoMhwDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrNLMWRmVeSWpSXmKPExsVy+t/xe7pM9S/iDJZMULXYOGM9q8W8z7IW 589vYLfY9Pgaq8Xn3iOMFjPO72OyePP7BbvFwqYWdou1R+6yO3B6rJm3htFj06pONo871/aw eWxeUu/Rt2UVo8fnTXIBbFF6NkX5pSWpChn5xSW2StGGFkZ6hpYWekYmlnqGxuaxVkamSvp2 NimpOZllqUX6dgl6Ga+OPmItOM1acXbvZPYGxi8sXYycHBICJhJ7ti1l72Lk4hASWMoosenk dkaIhIzEyWkNrBC2sMSfa11sEEWfGCWOflwLlmATMJToeguS4OQQEciUWHjuJtgkZoEpTBI7 3u0ESwgL+Emc3TyRHcRmEVCVWLOsBSzOK2ArcWzXf3aIDfISqzccYAaxOQXsJJZtfs4EYgsB 1Sw7e5F5AiPfAkaGVYwiqaXFuem5xUZ6xYm5xaV56XrJ+bmbGIEBve3Yzy07GLveBR9iFOBg VOLhjQh6HifEmlhWXJl7iFGCg1lJhNfp7Ok4Id6UxMqq1KL8+KLSnNTiQ4ymQEdNZJYSTc4H RlteSbyhqaG5haWhubG5sZmFkjhvh8DBGCGB9MSS1OzU1ILUIpg+Jg5OqQbGzPMiHCVJYq82 eG0TEbk96/Pe7yGnref2NJt8Vu/XPX0qMOnj3h8V7Wymt0QXHP8hVRDa94fvx4e7Ue/LZ3t8 ktMz9Cou2tRWWFPvE90y6aibVpP0w2NXz2+4uUB+rsO0OA45F5aLSmqWr9YpWpxYcHhNeF5v 4QZ7vqe3G3U33p+64s96zxfrlViKMxINtZiLihMBc07dp34CAAA= X-CMS-MailID: 20200616081250eucas1p2a98f8810962ddc692fa5588a74f911b3 X-Msg-Generator: CA X-RootMTR: 20200616081250eucas1p2a98f8810962ddc692fa5588a74f911b3 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200616081250eucas1p2a98f8810962ddc692fa5588a74f911b3 References: <20200616081230.31198-1-m.szyprowski@samsung.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Enable big.LITTLE cpuidle driver, which can be used on Exynos-based Peach Pit/Pi Chromebooks. Signed-off-by: Marek Szyprowski Reviewed-by: Bartlomiej Zolnierkiewicz --- arch/arm/configs/multi_v7_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index 95543914d3c7..6a922a8ef712 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -111,6 +111,7 @@ CONFIG_ARM_RASPBERRYPI_CPUFREQ=y CONFIG_QORIQ_CPUFREQ=y CONFIG_CPU_IDLE=y CONFIG_ARM_CPUIDLE=y +CONFIG_ARM_BIG_LITTLE_CPUIDLE=y CONFIG_ARM_ZYNQ_CPUIDLE=y CONFIG_ARM_EXYNOS_CPUIDLE=y CONFIG_ARM_TEGRA_CPUIDLE=y