From 8ee59472cb83cb7d5d28c6e1737a3e8a7ffb7cc3 Mon Sep 17 00:00:00 2001 From: Miquel Raynal Date: Tue, 15 May 2018 11:57:23 +0200 Subject: [PATCH] doc: device-tree-bindings: add TIS TPMv2.0 SPI module info Add TIS TPMv2.0 SPI module bindings. Signed-off-by: Miquel Raynal Reviewed-by: Simon Glass Reviewed-by: Tom Rini --- doc/device-tree-bindings/tpm2/tis-tpm2-spi.txt | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 doc/device-tree-bindings/tpm2/tis-tpm2-spi.txt diff --git a/doc/device-tree-bindings/tpm2/tis-tpm2-spi.txt b/doc/device-tree-bindings/tpm2/tis-tpm2-spi.txt new file mode 100644 index 0000000000..b48a15112d --- /dev/null +++ b/doc/device-tree-bindings/tpm2/tis-tpm2-spi.txt @@ -0,0 +1,18 @@ +ST33TPHF20 SPI TPMv2.0 bindings +------------------------------- + +Required properties: +- compatible : Should be "tis,tpm2-spi" +- reg : SPI Chip select + +Optional properties: +- gpio-reset : Reset GPIO (if not connected to the SoC reset line) +- spi-max-frequency : See spi-bus.txt + +Example: + + tpm@1 { + compatible = "tis,tpm2-spi"; + reg = <1>; + spi-max-frequency = <10000000>; + }; -- 2.25.1