From: Krishna Yarlagadda <kyarlagadda@nvidia.com>
To: <robh+dt@kernel.org>, <broonie@kernel.org>, <peterhuewe@gmx.de>,
<jgg@ziepe.ca>, <jarkko@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>, <linux-spi@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, <linux-integrity@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Cc: <thierry.reding@gmail.com>, <jonathanh@nvidia.com>,
<skomatineni@nvidia.com>, <ldewangan@nvidia.com>,
Krishna Yarlagadda <kyarlagadda@nvidia.com>
Subject: [PATCH 3/4] spi: dt-bindings: Add Tegra TPM wait polling flag
Date: Thu, 2 Feb 2023 21:47:49 +0530 [thread overview]
Message-ID: <20230202161750.21210-4-kyarlagadda@nvidia.com> (raw)
In-Reply-To: <20230202161750.21210-1-kyarlagadda@nvidia.com>
Add "nvidia,wait-polling" flag to enable TCG TIS hardware flow control.
Signed-off-by: Krishna Yarlagadda <kyarlagadda@nvidia.com>
---
.../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
--
2.17.1
next prev parent reply other threads:[~2023-02-02 16:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-02 16:17 [PATCH 0/4] Tegra TPM driver with hw flow control Krishna Yarlagadda
2023-02-02 16:17 ` [PATCH 1/4] dt-bindings: tpm: Add compatible for Tegra TPM Krishna Yarlagadda
2023-02-02 16:25 ` Krzysztof Kozlowski
2023-02-02 16:17 ` [PATCH 2/4] tpm: tegra: Support SPI tpm wait state detect Krishna Yarlagadda
2023-02-02 20:08 ` kernel test robot
2023-02-08 2:39 ` Jarkko Sakkinen
2023-02-02 16:17 ` Krishna Yarlagadda [this message]
2023-02-02 16:26 ` [PATCH 3/4] spi: dt-bindings: Add Tegra TPM wait polling flag Krzysztof Kozlowski
2023-02-02 16:17 ` [PATCH 4/4] spi: tegra210-quad: Enable TPM wait polling Krishna Yarlagadda
2023-02-08 2:16 ` [PATCH 0/4] Tegra TPM driver with hw flow control Jarkko Sakkinen
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