From mboxrd@z Thu Jan 1 00:00:00 1970 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 550B6ECAAD8 for ; Wed, 14 Sep 2022 12:34:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230080AbiINMen (ORCPT ); Wed, 14 Sep 2022 08:34:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51078 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229936AbiINMeh (ORCPT ); Wed, 14 Sep 2022 08:34:37 -0400 Received: from NAM12-DM6-obe.outbound.protection.outlook.com (mail-dm6nam12on2059.outbound.protection.outlook.com [40.107.243.59]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E85B60D3; Wed, 14 Sep 2022 05:34:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=TTdG1HV0QjdnPFtHgW+UBlHcC0VE+X+KcliQJwC9hvKfItBjeHmHjUqx7+RF26t9OXTn/gOTTl3iSZTuX6HyrAJPX6HUZmtKLPA56PzxtDVWhXFvuxcjIOAV2t4S2F0VDKSG6LW6LCywTlasKtDzK1MV3pmSRtPRt8w7L9CxcshKbQhBqPm7lG78j37fl1lh7Ls5P8cQXX/TZZM/ChskGWh2aT84Kir2tRghTYNEKDLLBvZd7h/dLNRIAOyFDI7+gvrjoSXPnWh+1PmUH0eBllsofTP1q1wXnlhbkk9LXnPWm3erTffkcA0BR4dFxYRJQKwM9XBafBnEEXFGObcSCQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=31hmKJDC3GhxIi9PvtWwAE+Du6ihIrbAz9tarUUrDe4=; b=JvoMVnPg+yYO6UbqXoy43mrTynSARRHS08itoQhnBoM5tmTfOP1Yg9a49iIEybsYN+4ktiu7tXLGEKt6fxOeokR1dUW+OPHpaCXKXr63Um1pkdWqSEY+D4CRMBmuccAgilbaHmd2E5e+N9BC5556Gw8w8rJgj9rxIxg35bffwY+8cG1h2FgDAvxlXO7xbr6YAPYDP0I1lqHEE7z4+OqbV04uvzK/C647SG1VzdXQghIeENEafWunhV2gMM5zhBbdrUEuCpl01k4tU4VVrOdnMWhJwyacxGOpWSXV5mKtjjFUhnWHZSJ+RxAHLlcZlK+H5dfKI4JU1HowQetOxIbwZw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 149.199.62.198) smtp.rcpttodomain=amd.com smtp.mailfrom=xilinx.com; dmarc=fail (p=quarantine sp=quarantine pct=100) action=quarantine header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xilinx.onmicrosoft.com; s=selector2-xilinx-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=31hmKJDC3GhxIi9PvtWwAE+Du6ihIrbAz9tarUUrDe4=; b=JhQUFkK4gFlJTRSkQNXsDi0ewd2XRkWECZADwMv813BRSKcLIU6hdJwBx0Q+Ghzox8fcACkwSntXPrAEwU/kDD7pnPbeVKqAXagXOOfhdAPpZ5lNDCaUTc9nv6wHzeTw0+lNHESh7z6PmdE13wZ8Fr/ttQJ9Zph2MwgxtBNuVhw= Received: from DS7PR06CA0017.namprd06.prod.outlook.com (2603:10b6:8:2a::24) by DM6PR02MB7019.namprd02.prod.outlook.com (2603:10b6:5:22d::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5612.12; Wed, 14 Sep 2022 12:34:33 +0000 Received: from DM3NAM02FT026.eop-nam02.prod.protection.outlook.com (2603:10b6:8:2a:cafe::e2) by DS7PR06CA0017.outlook.office365.com (2603:10b6:8:2a::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5612.14 via Frontend Transport; Wed, 14 Sep 2022 12:34:33 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 149.199.62.198) smtp.mailfrom=xilinx.com; dkim=none (message not signed) header.d=none;dmarc=fail action=quarantine header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates 149.199.62.198 as permitted sender) receiver=protection.outlook.com; client-ip=149.199.62.198; helo=xsj-pvapexch01.xlnx.xilinx.com; pr=C Received: from xsj-pvapexch01.xlnx.xilinx.com (149.199.62.198) by DM3NAM02FT026.mail.protection.outlook.com (10.13.5.129) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5632.12 via Frontend Transport; Wed, 14 Sep 2022 12:34:32 +0000 Received: from xsj-pvapexch02.xlnx.xilinx.com (172.19.86.41) by xsj-pvapexch01.xlnx.xilinx.com (172.19.86.40) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 14 Sep 2022 05:33:44 -0700 Received: from smtp.xilinx.com (172.19.127.96) by xsj-pvapexch02.xlnx.xilinx.com (172.19.86.41) with Microsoft SMTP Server id 15.1.2507.9 via Frontend Transport; Wed, 14 Sep 2022 05:33:44 -0700 Envelope-to: git@amd.com, radhey.shyam.pandey@amd.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, gregkh@linuxfoundation.org, linux-arm-kernel@lists.infradead.org, andrew@lunn.ch, claudiu.beznea@microchip.com, conor.dooley@microchip.com, nicolas.ferre@microchip.com, pabeni@redhat.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Received: from [172.23.64.3] (port=50635 helo=xhdvnc103.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1oYRaJ-0009Ng-TA; Wed, 14 Sep 2022 05:33:44 -0700 Received: by xhdvnc103.xilinx.com (Postfix, from userid 13245) id 153D61054C8; Wed, 14 Sep 2022 18:03:30 +0530 (IST) From: Radhey Shyam Pandey To: , , , , , , , , , CC: , , , , Ronak Jain , Radhey Shyam Pandey Subject: [PATCH v3 net-next 1/2] firmware: xilinx: add support for sd/gem config Date: Wed, 14 Sep 2022 18:03:15 +0530 Message-ID: <1663158796-14869-2-git-send-email-radhey.shyam.pandey@amd.com> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1663158796-14869-1-git-send-email-radhey.shyam.pandey@amd.com> References: <1663158796-14869-1-git-send-email-radhey.shyam.pandey@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM3NAM02FT026:EE_|DM6PR02MB7019:EE_ X-MS-Office365-Filtering-Correlation-Id: 0ee69ad9-0f6f-463e-8e4b-08da964d7a12 X-MS-Exchange-SenderADCheck: 0 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:149.199.62.198;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:xsj-pvapexch01.xlnx.xilinx.com;PTR:unknown-62-198.xilinx.com;CAT:NONE;SFS:(13230022)(4636009)(396003)(39860400002)(136003)(376002)(346002)(451199015)(36840700001)(40470700004)(46966006)(82310400005)(54906003)(2906002)(4326008)(40480700001)(316002)(2616005)(8676002)(41300700001)(70586007)(26005)(70206006)(186003)(6666004)(42186006)(8936002)(40460700003)(7416002)(83380400001)(478600001)(36756003)(921005)(5660300002)(82740400003)(36860700001)(356005)(7636003)(336012)(110136005)(47076005)(6266002)(42882007)(83170400001)(102446001);DIR:OUT;SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Sep 2022 12:34:32.9937 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 0ee69ad9-0f6f-463e-8e4b-08da964d7a12 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: DM3NAM02FT026.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR02MB7019 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Ronak Jain Add new APIs in firmware to configure SD/GEM registers. Internally it calls PM IOCTL for below SD/GEM register configuration: - SD/EMMC select - SD slot type - SD base clock - SD 8 bit support - SD fixed config - GEM SGMII Mode - GEM fixed config Signed-off-by: Ronak Jain Signed-off-by: Radhey Shyam Pandey --- - Changes for v3: Use enum kernel-doc comment style for enum pm_sd_config_type and pm_gem_config_type. - Changes for v2: Use tab indent for zynqmp_pm_set_sd/gem_config() return documentation --- drivers/firmware/xilinx/zynqmp.c | 31 +++++++++++++++++++ include/linux/firmware/xlnx-zynqmp.h | 45 ++++++++++++++++++++++++++++ 2 files changed, 76 insertions(+) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index d1f652802181..ff5cabe70a2b 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -1311,6 +1311,37 @@ int zynqmp_pm_get_feature_config(enum pm_feature_config_id id, id, 0, payload); } +/** + * zynqmp_pm_set_sd_config - PM call to set value of SD config registers + * @node: SD node ID + * @config: The config type of SD registers + * @value: Value to be set + * + * Return: Returns 0 on success or error value on failure. + */ +int zynqmp_pm_set_sd_config(u32 node, enum pm_sd_config_type config, u32 value) +{ + return zynqmp_pm_invoke_fn(PM_IOCTL, node, IOCTL_SET_SD_CONFIG, + config, value, NULL); +} +EXPORT_SYMBOL_GPL(zynqmp_pm_set_sd_config); + +/** + * zynqmp_pm_set_gem_config - PM call to set value of GEM config registers + * @node: GEM node ID + * @config: The config type of GEM registers + * @value: Value to be set + * + * Return: Returns 0 on success or error value on failure. + */ +int zynqmp_pm_set_gem_config(u32 node, enum pm_gem_config_type config, + u32 value) +{ + return zynqmp_pm_invoke_fn(PM_IOCTL, node, IOCTL_SET_GEM_CONFIG, + config, value, NULL); +} +EXPORT_SYMBOL_GPL(zynqmp_pm_set_gem_config); + /** * struct zynqmp_pm_shutdown_scope - Struct for shutdown scope * @subtype: Shutdown subtype diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index 9f50dacbf7d6..76d2b3ebad84 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -153,6 +153,9 @@ enum pm_ioctl_id { /* Runtime feature configuration */ IOCTL_SET_FEATURE_CONFIG = 26, IOCTL_GET_FEATURE_CONFIG = 27, + /* Dynamic SD/GEM configuration */ + IOCTL_SET_SD_CONFIG = 30, + IOCTL_SET_GEM_CONFIG = 31, }; enum pm_query_id { @@ -399,6 +402,30 @@ enum pm_feature_config_id { PM_FEATURE_EXTWDT_VALUE = 4, }; +/** + * enum pm_sd_config_type - PM SD configuration. + * @SD_CONFIG_EMMC_SEL: To set SD_EMMC_SEL in CTRL_REG_SD and SD_SLOTTYPE + * @SD_CONFIG_BASECLK: To set SD_BASECLK in SD_CONFIG_REG1 + * @SD_CONFIG_8BIT: To set SD_8BIT in SD_CONFIG_REG2 + * @SD_CONFIG_FIXED: To set fixed config registers + */ +enum pm_sd_config_type { + SD_CONFIG_EMMC_SEL = 1, + SD_CONFIG_BASECLK = 2, + SD_CONFIG_8BIT = 3, + SD_CONFIG_FIXED = 4, +}; + +/** + * enum pm_gem_config_type - PM GEM configuration. + * @GEM_CONFIG_SGMII_MODE: To set GEM_SGMII_MODE in GEM_CLK_CTRL register + * @GEM_CONFIG_FIXED: To set fixed config registers + */ +enum pm_gem_config_type { + GEM_CONFIG_SGMII_MODE = 1, + GEM_CONFIG_FIXED = 2, +}; + /** * struct zynqmp_pm_query_data - PM query data * @qid: query ID @@ -475,6 +502,9 @@ int zynqmp_pm_is_function_supported(const u32 api_id, const u32 id); int zynqmp_pm_set_feature_config(enum pm_feature_config_id id, u32 value); int zynqmp_pm_get_feature_config(enum pm_feature_config_id id, u32 *payload); int zynqmp_pm_register_sgi(u32 sgi_num, u32 reset); +int zynqmp_pm_set_sd_config(u32 node, enum pm_sd_config_type config, u32 value); +int zynqmp_pm_set_gem_config(u32 node, enum pm_gem_config_type config, + u32 value); #else static inline int zynqmp_pm_get_api_version(u32 *version) { @@ -745,6 +775,21 @@ static inline int zynqmp_pm_register_sgi(u32 sgi_num, u32 reset) { return -ENODEV; } + +static inline int zynqmp_pm_set_sd_config(u32 node, + enum pm_sd_config_type config, + u32 value) +{ + return -ENODEV; +} + +static inline int zynqmp_pm_set_gem_config(u32 node, + enum pm_gem_config_type config, + u32 value) +{ + return -ENODEV; +} + #endif #endif /* __FIRMWARE_ZYNQMP_H__ */ -- 2.25.1