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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", From patchwork Mon Oct 17 13:03:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sai Krishna Potthuri X-Patchwork-Id: 3444 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:4ac7:0:0:0:0:0 with SMTP id y7csp1438325wrs; Mon, 17 Oct 2022 06:10:02 -0700 (PDT) X-Google-Smtp-Source: AMsMyM4/JT894Ax5BqmBLjlEv0pFR8j6R21V7pYVHSNXcT4Skgo0xCff6rIWuYUBroISV4UJSoH8 X-Received: by 2002:a05:6a00:450d:b0:562:51ad:7cdf with SMTP id cw13-20020a056a00450d00b0056251ad7cdfmr12405189pfb.54.1666012202058; Mon, 17 Oct 2022 06:10:02 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1666012202; cv=pass; d=google.com; s=arc-20160816; b=sFCc9K6EG0kq1zeCHOlvsY+p2UXdEVI9oTS82fBcjrLnTRC41UIkpjKbYvDYXZuju0 /HF3eiTyyS/5e+u5WySwx6dzv3h8xrcUGsruxQWgGwzcGEiRbo0BBS5VMlNjO/svIxGQ AXFsPoc9SJeive4Z82waXdMAnOtzeiorJORyLRMLQs8e0AdMASRRvfIt0tO59eu8EcZl ISupe/hT3+ypHqYs4394cQpWosGbtyWLaPZg2kYz5O4KkoJ32Msp7HNzjzfgSHh1nhYz 3H+dBnp/0MSXoN0Lq5l1oDCDRwU/8e6i6bpFZzmNwVPZOnsxM1Yg7MKtGNsSor33zFdu oKBQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:references:in-reply-to:message-id :date:subject:cc:to:from:dkim-signature; bh=BYuSInCvIAfCQ55JjQ6IWp5t2y7biL17oocUTqgL/3g=; b=fZbJAuD1BLMrub7mGS+NMt9zPItuRuSOxJ15c7HHv6a8fso3tkZ/AGGw6dfvOlzFfT VAPgY8eW5MAtm0R2A/mQxvK62Lz1diB/tkmqzV73KQLC2T7JllDL3u/PYDJsbL3Qetre exJ7Ah/BlU4skbbhJFf4VMQiq/FZN2oLpb8BV3CP8QZDSHXULQKgT0zBkEQqoTx5DlO5 UjTprscoiS9qbMV9G08NTnVwLKcVGq6zPJmS2YXy28+T4+mePIYJe2nvfP4TTt+pOpI+ qpzVQ05AwDVRzx0V0TZKdosI+5yzGLWePRnhkMEYlMs7qxi3oOJMRpaFBl5FQ4VmOQmJ uQsQ== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amd.com header.s=selector1 header.b="YG/+C/Dn"; arc=pass (i=1 spf=pass spfdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amd.com Received: from out1.vger.email (out1.vger.email. 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Oct 2022 13:03:19.6178 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d51f0c87-5e3f-4c10-4fb4-08dab03ff6ce 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=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT055.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7022 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1746940411182513569?= X-GMAIL-MSGID: =?utf-8?q?1746940411182513569?= This reverts commit 133ad0d9af99bdca90705dadd8d31c20bfc9919f. 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, support for these two properties should bring back. Cc: stable@vger.kernel.org Signed-off-by: Sai Krishna Potthuri --- .../devicetree/bindings/pinctrl/xlnx,zynqmp-pinctrl.yaml | 4 ---- 1 file changed, 4 deletions(-) diff --git a/Documentation/devicetree/bindings/pinctrl/xlnx,zynqmp-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/xlnx,zynqmp-pinctrl.yaml index 1e2b9b627b12..2722dc7bb03d 100644 --- a/Documentation/devicetree/bindings/pinctrl/xlnx,zynqmp-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/xlnx,zynqmp-pinctrl.yaml @@ -274,10 +274,6 @@ patternProperties: slew-rate: enum: [0, 1] - output-enable: - description: - This will internally disable the tri-state for MIO pins. - drive-strength: description: Selects the drive strength for MIO pins, in mA.