From patchwork Fri May 20 11:52:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chanho Park X-Patchwork-Id: 12856684 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7AFB5C433FE for ; Fri, 20 May 2022 11:52:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348744AbiETLw2 (ORCPT ); Fri, 20 May 2022 07:52:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34688 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348762AbiETLwY (ORCPT ); Fri, 20 May 2022 07:52:24 -0400 Received: from mailout1.samsung.com (mailout1.samsung.com [203.254.224.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23351B227D for ; Fri, 20 May 2022 04:52:22 -0700 (PDT) Received: from epcas2p1.samsung.com (unknown [182.195.41.53]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20220520115219epoutp01e7cb01969fb2a10872b0c320675408a9~wzfqjz9VC2427824278epoutp01Z for ; 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Fri, 20 May 2022 20:52:17 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas2p2.samsung.com (KnoxPortal) with ESMTPA id 20220520115216epcas2p20de68c07071435ae33b50c7b664a20eb~wzfoBuVSZ2546425464epcas2p2q; Fri, 20 May 2022 11:52:16 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20220520115216epsmtrp1e53aad5fa19c19d8fc5e9c9578fbd396~wzfoBC1Jy1943319433epsmtrp1k; Fri, 20 May 2022 11:52:16 +0000 (GMT) X-AuditID: b6c32a46-f8bff70000002624-1c-628780f1121f Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id 0E.19.08924.0F087826; Fri, 20 May 2022 20:52:16 +0900 (KST) Received: from localhost.localdomain (unknown [10.229.9.51]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20220520115216epsmtip247fcbe3a375bf06625dcd4678d8d2dc7~wzfn2RclM1251212512epsmtip2z; Fri, 20 May 2022 11:52:16 +0000 (GMT) From: Chanho Park To: Rob Herring , Krzysztof Kozlowski Cc: Alim Akhtar , Chanwoo Choi , Sam Protsenko , linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, Chanho Park Subject: [PATCH v2 1/2] dt-bindings: soc: add samsung,boot-mode definitions Date: Fri, 20 May 2022 20:52:49 +0900 Message-Id: <20220520115250.57785-2-chanho61.park@samsung.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220520115250.57785-1-chanho61.park@samsung.com> MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFuplk+LIzCtJLcpLzFFi42LZdljTVPdjQ3uSwav9HBYP5m1js7i8X9vi +pfnrBbzj5xjteh78ZDZYsb5fUwWrXuPsFs879vH5MDhsWlVJ5vHnWt72Dz6tqxi9Pi8SS6A JSrbJiM1MSW1SCE1Lzk/JTMv3VbJOzjeOd7UzMBQ19DSwlxJIS8xN9VWycUnQNctMwfoCiWF ssScUqBQQGJxsZK+nU1RfmlJqkJGfnGJrVJqQUpOgXmBXnFibnFpXrpeXmqJlaGBgZEpUGFC dsaRn8+ZC46zV7zcvIKxgfEQWxcjJ4eEgInEmvtXWLsYuTiEBHYwShyY8xzK+cQoMbehjQ3C +cwosefFd1aYlvfvvrBDJHYxSty8Po0RwvnIKLHp5CZ2kCo2AV2JLc9fMYLYIgLxEuffNLKA FDELvGSUOHHpAQtIQljAW+LasutgNouAqsSeCyfBmnkF7CT62i5CrZOX2DC/lxnE5hSwl9g9 /SojRI2gxMmZT8B6mYFqmrfOZgZZICHwkl1i+48nTBDNLhIr1t5nhrCFJV4d38IOYUtJvOxv g7KLJZbO+sQE0dzAKHF52y9o2BhLzHrWDrSNA2iDpsT6XfogpoSAssSRW1B7+SQ6Dv9lhwjz SnS0CUE0qksc2D6dBcKWleie8xnqFQ+JFR1LmSCBNYlR4uDzq4wTGBVmIXlnFpJ3ZiEsXsDI vIpRLLWgODc9tdiowAgex8n5uZsYwelSy20H45S3H/QOMTJxMB5ilOBgVhLhZcxtSRLiTUms rEotyo8vKs1JLT7EaAoM7InMUqLJ+cCEnVcSb2hiaWBiZmZobmRqYK4kzuuVsiFRSCA9sSQ1 OzW1ILUIpo+Jg1OqgenMhUKj/sIoFaXuoqW/8uJC5p95WPgk0bvebm7Hps1Nmmd2xV59vP3C pqVL2XqV7rAWcx69v8bg3qHKD4GhZsdkrl6OO7Hp04c7/A93b+ZKUay6+PHdv/u2E/Viru+Y dubCAUuDi84Z4m/9zmbfF7OKUj2nPkdvsYvSbe/Lb7Z1n5FddWWi3FbOs1lBZXvztqtp1SnF FjGE53Ly3N9iPfVT3zKh1QprFdx3MMjrV3eevrMh54jyqUPX2z92CNzVKTnjpl79h6MwIO12 IcP+eSLhMXObopqtpCJ/zbVPmN8zS2hfC+ObO+GKokVdv2eef9ISWSJrnHX3xKKz2de1nf5W vzY4fUxCMffBLE2uJVlKLMUZiYZazEXFiQB0/KhwIAQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrGLMWRmVeSWpSXmKPExsWy7bCSvO6HhvYkg0lXjS0ezNvGZnF5v7bF 9S/PWS3mHznHatH34iGzxYzz+5gsWvceYbd43rePyYHDY9OqTjaPO9f2sHn0bVnF6PF5k1wA SxSXTUpqTmZZapG+XQJXxpGfz5kLjrNXvNy8grGB8RBbFyMnh4SAicT7d1/YQWwhgR2MEsvP +ULEZSWevdvBDmELS9xvOcLaxcgFVPOeUaJh3TpWkASbgK7EluevGEFsEYF4iaXnfrCAFDEL vGWU+PdgJlhCWMBb4tqy6ywgNouAqsSeCyfBpvIK2En0tV1khdggL7Fhfi8ziM0pYC+xe/pV RoiL7CQ2T/gGVS8ocXLmE7A5zED1zVtnM09gFJiFJDULSWoBI9MqRsnUguLc9NxiwwKjvNRy veLE3OLSvHS95PzcTYzgoNbS2sG4Z9UHvUOMTByMhxglOJiVRHgZc1uShHhTEiurUovy44tK c1KLDzFKc7AoifNe6DoZLySQnliSmp2aWpBaBJNl4uCUamBieXLK4e1cj/iHPzqnnEoXazRx 5W/gXXhy8+SFLwq8pKwDfd9c/Wcj9L6mopFhsnijjcnL0+5cmvaif7mNP0688zpTjj8j/cSb Nys/LH+60fTFw8p9uoeXb7obHJlec+67QVrlP0XVX9WuFw1Ugo3vGmR3iqlPrD67fq47ry9f c5/W4Vi3PlultzbhnJ31e5a8OfN8+5TMeS8X6nyZHlh5i9/24LPLjdx1cUd/yys/sLtxlttX rHzp7m8dMgtOz5ZiVZq3TfPDusfqqc/aD17xCJnCNzE0fqmWypNP646sam9Z+JXr9rdvQc3v QqTqgiSLlpgw2DCdYOT6Nr97FkOrt6nozhI/Px/h60dEpuoosRRnJBpqMRcVJwIAvabpq9kC AAA= X-CMS-MailID: 20220520115216epcas2p20de68c07071435ae33b50c7b664a20eb X-Msg-Generator: CA X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20220520115216epcas2p20de68c07071435ae33b50c7b664a20eb References: <20220520115250.57785-1-chanho61.park@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Adds samsung,boot-mode.h header file which contains boot mode definitions for bootloader. As for now, there are only boot mode definitions for Exynos Auto v9 SoC. Signed-off-by: Chanho Park --- include/dt-bindings/soc/samsung,boot-mode.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 include/dt-bindings/soc/samsung,boot-mode.h diff --git a/include/dt-bindings/soc/samsung,boot-mode.h b/include/dt-bindings/soc/samsung,boot-mode.h new file mode 100644 index 000000000000..f1d03d96f45c --- /dev/null +++ b/include/dt-bindings/soc/samsung,boot-mode.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __SAMSUNG_BOOT_MODE_H +#define __SAMSUNG_BOOT_MODE_H + +/* Boot mode definitions for Exynos Auto v9 SoC */ + +#define EXYNOSAUTOV9_BOOT_FASTBOOT (0xfa) +#define EXYNOSAUTOV9_BOOT_BOOTLOADER (0xfc) +#define EXYNOSAUTOV9_BOOT_RECOVERY (0xff) + +#endif From patchwork Fri May 20 11:52:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chanho Park X-Patchwork-Id: 12856686 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 893BEC433F5 for ; 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Fri, 20 May 2022 11:52:16 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20220520115216epsmtrp23244d4367d58410e3f18ae2ce24cc54c~wzfoF9ZVt2723427234epsmtrp2b; Fri, 20 May 2022 11:52:16 +0000 (GMT) X-AuditID: b6c32a45-a8fff70000002755-5f-628780f17944 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id F0.EC.11276.0F087826; Fri, 20 May 2022 20:52:16 +0900 (KST) Received: from localhost.localdomain (unknown [10.229.9.51]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20220520115216epsmtip2230eff181a1ae990a3afbcf64bab6b1b~wzfn8EOQI1018710187epsmtip22; Fri, 20 May 2022 11:52:16 +0000 (GMT) From: Chanho Park To: Rob Herring , Krzysztof Kozlowski Cc: Alim Akhtar , Chanwoo Choi , Sam Protsenko , linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, Chanho Park Subject: [PATCH v2 2/2] arm64: dts: exynoautov9: add syscon reboot/reboot_mode support Date: Fri, 20 May 2022 20:52:50 +0900 Message-Id: <20220520115250.57785-3-chanho61.park@samsung.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220520115250.57785-1-chanho61.park@samsung.com> MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFuphk+LIzCtJLcpLzFFi42LZdljTQvdjQ3uSwZFWQYsH87axWVzer21x /ctzVov5R86xWvS9eMhsMeP8PiaL1r1H2C2e9+1jcuDw2LSqk83jzrU9bB59W1YxenzeJBfA EpVtk5GamJJapJCal5yfkpmXbqvkHRzvHG9qZmCoa2hpYa6kkJeYm2qr5OIToOuWmQN0hZJC WWJOKVAoILG4WEnfzqYov7QkVSEjv7jEVim1ICWnwLxArzgxt7g0L10vL7XEytDAwMgUqDAh O6Pvxnn2ghO8FWferGVuYFzK3cXIySEhYCKx+N55pi5GLg4hgR2MEgc332OFcD4xSty91MYI UiUk8I1RovFgFEzH/DWboYr2MkpsudvMDuF8ZJT4s3UrK0gVm4CuxJbnr8C6RQTiJc6/aWQB KWIWeMkoceLSAxaQhLBAhMSHiS+YQGwWAVWJT0dvsoPYvAJ2Eku3r2GFWCcvsWF+LzOIzSlg L7F7+lVGiBpBiZMzn4DNYQaqad46mxlkgYTAI3aJDUsXMUI0u0hc3HyYCcIWlnh1fAs7hC0l 8fndXjYIu1hi6axPTBDNDYwSl7f9gkoYS8x61g40iANog6bE+l36IKaEgLLEkVtQe/kkOg7/ ZYcI80p0tAlBNKpLHNg+nQXClpXonvMZ6hUPiY55u6BhPYlRYvXsX0wTGBVmIXlnFpJ3ZiEs XsDIvIpRLLWgODc9tdiowBAexcn5uZsYwclSy3UH4+S3H/QOMTJxMB5ilOBgVhLhZcxtSRLi TUmsrEotyo8vKs1JLT7EaAoM7InMUqLJ+cB0nVcSb2hiaWBiZmZobmRqYK4kzuuVsiFRSCA9 sSQ1OzW1ILUIpo+Jg1Oqgeko6yqtQ9FLwx7Il4WvjXkfmq5S7GFx5RvbjGmxc7d7Rh/UvZU5 IXjlxtuzD60Pz2q6Xt/ZkXF26ur46PD519VrbGc9rxEM8N9vW9bM/H3hW//wGXKChnu/X866 w/yh5gaHxaH9zHzL0jhLi/J7o7cz5DG+K/wnurL17b5A6c/8eeV1vqf9PdPLOE6+Dam26crb Jv97y+Ng99XrW6QSspIY/4nlVmi06K3+/W2eQsT14q2vix6c2ne2J+76Wt7rl3LuLy9YFbzi 9qpfCnmvpthbhsxkfV/9K8FU7+6C5yYCsduU/zRsDuJxWJfskbdl7ZyqVOf9XqcmTttz/olJ 9nQOjqpiToXQ1NZnkjJlLUosxRmJhlrMRcWJAEg2+9gfBAAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrOLMWRmVeSWpSXmKPExsWy7bCSvO6HhvYkg6535hYP5m1js7i8X9vi +pfnrBbzj5xjteh78ZDZYsb5fUwWrXuPsFs879vH5MDhsWlVJ5vHnWt72Dz6tqxi9Pi8SS6A JYrLJiU1J7MstUjfLoEro+/GefaCE7wVZ96sZW5gXMrdxcjJISFgIjF/zWbWLkYuDiGB3YwS b1ftZoZIyEo8e7eDHcIWlrjfcgSq6D2jxMlD2xhBEmwCuhJbnr8Cs0UE4iWWnvvBAlLELPCW UeLfg5lgCWGBMIk1R56xgdgsAqoSn47eBJvKK2AnsXT7GlaIDfISG+b3gm3mFLCX2D39Kliv EFDN5gnfoOoFJU7OfMICYjMD1Tdvnc08gVFgFpLULCSpBYxMqxglUwuKc9Nziw0LDPNSy/WK E3OLS/PS9ZLzczcxgsNaS3MH4/ZVH/QOMTJxMB5ilOBgVhLhZcxtSRLiTUmsrEotyo8vKs1J LT7EKM3BoiTOe6HrZLyQQHpiSWp2ampBahFMlomDU6qByeaSVXz1XwFGAQ5LRSuvaYriInt0 3IIXZR5c3LjL+0Qt07mcBRmioW/m7jAIqfSXPuueE7hmQZPGeda01jNnhJY677GZE10lUL9m 9eR9DuZHHqecMO6aVN7UpiaSyCwne6ad89GaHdX/Hi3ekGc49U3VmyUfd0verV3yIvKBKtvv I0/smExmne86aX/hiGl1i2rZbttbq1IL5zvHiyqV8EycsU3BefeRGU6FS96cWMdYXbPnTA5H xJ3nr2rfuwnseqYa2n3rzuS1cnKvv1o9NrBjSNgr5HK3Okt4T/OR7ydfMbvPXKpiup0rNMRw vq5y5MLzf0yd6l4vi7km5Bb8WLS9M3fJfO9ZG898/zYxSomlOCPRUIu5qDgRALK88kTaAgAA X-CMS-MailID: 20220520115216epcas2p1de431047122f853ed129785653b787a5 X-Msg-Generator: CA X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20220520115216epcas2p1de431047122f853ed129785653b787a5 References: <20220520115250.57785-1-chanho61.park@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Reboot of exynosautov9 SoC can be handled by setting the bit( SWRESET_SYSTEM[1]) of SYSTEM_CONFIGURATION register(PMU + 0x3a00). syscon-reboot-mode can be used to indicate the reboot mode for bootloader. SYSIP_DAT0 register(PMU + 0x810) will not be cleared after reboot so bootloader can enter the boot mode according to the value. Signed-off-by: Chanho Park --- arch/arm64/boot/dts/exynos/exynosautov9.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi index 0ce46ec5cdc3..3e23db8f09d9 100644 --- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi +++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi @@ -8,6 +8,7 @@ #include #include +#include #include / { @@ -312,6 +313,22 @@ pinctrl_peric1: pinctrl@10830000 { pmu_system_controller: system-controller@10460000 { compatible = "samsung,exynos7-pmu", "syscon"; reg = <0x10460000 0x10000>; + + reboot: syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&pmu_system_controller>; + offset = <0x3a00>; /* SYSTEM_CONFIGURATION */ + value = <0x2>; + mask = <0x2>; + }; + + reboot-mode { + compatible = "syscon-reboot-mode"; + offset = <0x810>; /* SYSIP_DAT0 */ + mode-bootloader = ; + mode-fastboot = ; + mode-recovery = ; + }; }; syscon_fsys2: syscon@17c20000 {