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Fri, 3 Feb 2023 05:01:56 -0800 From: Krishna Yarlagadda To: , , , , , , , , , CC: , , , , Krishna Yarlagadda Subject: [Patch V2 3/4] spi: dt-bindings: Add Tegra TPM wait polling flag Date: Fri, 3 Feb 2023 18:31:32 +0530 Message-ID: <20230203130133.32901-4-kyarlagadda@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230203130133.32901-1-kyarlagadda@nvidia.com> References: <20230203130133.32901-1-kyarlagadda@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT112:EE_|DM4PR12MB5842:EE_ X-MS-Office365-Filtering-Correlation-Id: 5e81568b-a193-42e1-4b0d-08db05e6dffc X-MS-Exchange-SenderADCheck: 1 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:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230025)(4636009)(136003)(39860400002)(376002)(396003)(346002)(451199018)(46966006)(40470700004)(36840700001)(356005)(921005)(86362001)(36756003)(7636003)(36860700001)(82740400003)(316002)(41300700001)(8936002)(5660300002)(110136005)(4326008)(70586007)(70206006)(54906003)(8676002)(82310400005)(40480700001)(40460700003)(2906002)(7416002)(426003)(336012)(4744005)(47076005)(478600001)(2616005)(186003)(7696005)(26005)(6666004)(107886003)(1076003)(2101003)(83996005);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Feb 2023 13:02:15.9965 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5e81568b-a193-42e1-4b0d-08db05e6dffc X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT112.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB5842 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add "nvidia,wait-polling" flag to enable TCG TIS hardware flow control. Signed-off-by: Krishna Yarlagadda --- .../bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml b/Documentation/devicetree/bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml index 2c3cada75339..19d2b30cadbf 100644 --- a/Documentation/devicetree/bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml +++ b/Documentation/devicetree/bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml @@ -29,4 +29,10 @@ properties: minimum: 0 maximum: 255 + nvidia,wait-polling: + description: + Enable TPM wait polling feature for QSPI as specified in TCG PC Client + Specific TPM Interface Specification (TIS). + $ref: /schemas/types.yaml#/definitions/flag + additionalProperties: true -- 2.17.1