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Mon, 17 Oct 2022 06:03:14 -0700 Received: from xhdlakshmis40.xilinx.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2375.31 via Frontend Transport; Mon, 17 Oct 2022 08:03:11 -0500 From: Sai Krishna Potthuri To: Linus Walleij , Michal Simek , Rob Herring , "Krzysztof Kozlowski" CC: , , , , , , Sai Krishna Potthuri , Subject: [PATCH v2 1/2] Revert "pinctrl: pinctrl-zynqmp: Add support for output-enable and bias-high-impedance" Date: Mon, 17 Oct 2022 18:33:02 +0530 Message-ID: <20221017130303.21746-2-sai.krishna.potthuri@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221017130303.21746-1-sai.krishna.potthuri@amd.com> References: <20221017130303.21746-1-sai.krishna.potthuri@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT094:EE_|SN7PR12MB7153:EE_ X-MS-Office365-Filtering-Correlation-Id: edfa12a1-3a2b-4616-f670-08dab03ff65b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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SFS:(13230022)(4636009)(396003)(376002)(136003)(39860400002)(346002)(451199015)(40470700004)(46966006)(36840700001)(186003)(426003)(47076005)(36860700001)(336012)(1076003)(2616005)(2906002)(82310400005)(54906003)(5660300002)(316002)(86362001)(26005)(41300700001)(82740400003)(6666004)(70206006)(8676002)(70586007)(83380400001)(40460700003)(4326008)(40480700001)(356005)(81166007)(8936002)(110136005)(103116003)(478600001)(36756003)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Oct 2022 13:03:18.7278 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: edfa12a1-3a2b-4616-f670-08dab03ff65b X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT094.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7153 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org This reverts commit ad2bea79ef0144043721d4893eef719c907e2e63. On systems with older PMUFW (Xilinx ZynqMP Platform Management Firmware) using these pinctrl properties can cause system hang because there is missing feature autodetection. When this feature is implemented in the PMUFW, support for these two properties should bring back. Cc: stable@vger.kernel.org Signed-off-by: Sai Krishna Potthuri --- drivers/pinctrl/pinctrl-zynqmp.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/drivers/pinctrl/pinctrl-zynqmp.c b/drivers/pinctrl/pinctrl-zynqmp.c index 7d2fbf8a02cd..c98f35ad8921 100644 --- a/drivers/pinctrl/pinctrl-zynqmp.c +++ b/drivers/pinctrl/pinctrl-zynqmp.c @@ -412,10 +412,6 @@ static int zynqmp_pinconf_cfg_set(struct pinctrl_dev *pctldev, break; case PIN_CONFIG_BIAS_HIGH_IMPEDANCE: - param = PM_PINCTRL_CONFIG_TRI_STATE; - arg = PM_PINCTRL_TRI_STATE_ENABLE; - ret = zynqmp_pm_pinctrl_set_config(pin, param, arg); - break; case PIN_CONFIG_MODE_LOW_POWER: /* * These cases are mentioned in dts but configurable @@ -424,11 +420,6 @@ static int zynqmp_pinconf_cfg_set(struct pinctrl_dev *pctldev, */ ret = 0; break; - case PIN_CONFIG_OUTPUT_ENABLE: - param = PM_PINCTRL_CONFIG_TRI_STATE; - arg = PM_PINCTRL_TRI_STATE_DISABLE; - ret = zynqmp_pm_pinctrl_set_config(pin, param, arg); - break; default: dev_warn(pctldev->dev, "unsupported configuration parameter '%u'\n",