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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Feb 2023 16:18:25.0784 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2fab5523-f88d-4643-8c2d-08db05391c7b X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT024.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN6PR12MB8567 Precedence: bulk List-ID: X-Mailing-List: linux-spi@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..25150d55603e 100644 --- a/Documentation/devicetree/bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml +++ b/Documentation/devicetree/bindings/spi/nvidia,tegra210-quad-peripheral-props.yaml @@ -28,5 +28,11 @@ properties: $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 255 +properties: + 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