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Tue, 12 May 2026 17:26:39 -0700 (PDT) Received: from localhost.localdomain ([207.231.76.218]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2f8884752ccsm19547827eec.17.2026.05.12.17.26.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 May 2026 17:26:38 -0700 (PDT) From: Aidan Garske To: u-boot@lists.denx.de Cc: Peter Robinson , Ilias Apalodimas , Tom Rini , David Garske , Aidan , Simon Glass , Heiko Schocher , Marek Vasut , Mattijs Korpershoek Subject: [PATCH v4 06/14] sandbox: dts: add TPM SPI emulator node Date: Tue, 12 May 2026 17:26:10 -0700 Message-ID: <20260513002625.76915-6-aidan@wolfssl.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Wed, 13 May 2026 02:26:53 +0200 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean From: Aidan Add a "sandbox,tpm-spi" slave on the existing sandbox SPI bus and a matching "sandbox,tpm-spi-emul" emulator node, so the sandbox unit-test target can exercise SPI-attached TPM code paths without real hardware. The slave device sits on CS 1 (CS 0 is the SPI-NOR flash emulator that other sandbox tests use), and the slave's sandbox,emul phandle points at the emulator node added at the root of the sandbox device tree. Signed-off-by: Aidan Garske --- arch/sandbox/dts/sandbox.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/sandbox/dts/sandbox.dtsi b/arch/sandbox/dts/sandbox.dtsi index 02b03894eaf..2fdd7f0e942 100644 --- a/arch/sandbox/dts/sandbox.dtsi +++ b/arch/sandbox/dts/sandbox.dtsi @@ -286,6 +286,17 @@ spi-max-frequency = <40000000>; sandbox,filename = "spi.bin"; }; + + tpm_spi: tpm@1 { + reg = <1>; + compatible = "sandbox,tpm-spi"; + spi-max-frequency = <10000000>; + sandbox,emul = <&tpm_spi_emul>; + }; + }; + + tpm_spi_emul: tpm-spi-emul { + compatible = "sandbox,tpm-spi-emul"; }; spl-test { -- 2.49.0