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* tpm/tpm_tis_spi: Add support for spi phyChristophe Ricard2016-06-251-0/+24
| | | | | | | | | | | | | | | | | | | | | Spi protocol standardized by the TCG is now supported by most of TPM vendors. It supports SPI Bit Protocol as describe in the TCG PTP specification (chapter 6.4.6 SPI Bit Protocol). Irq mode is not supported. This commit is based on the initial work by Peter Huewe. Signed-off-by: Peter Huewe <peter.huewe@infineon.com> Signed-off-by: Alexander Steffen <Alexander.Steffen@infineon.com> Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Tested-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Reviewed-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
* tpm/st33zp24/dts/st33zp24-spi: Add dts documentation for st33zp24 spi phyChristophe Ricard2015-03-181-0/+34
| | | | | | Reviewed-by: Jason Gunthorpe <jason.gunthorpe@obsidianresearch.com> Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com> Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
* tpm/tpm_i2c_stm_st33/dts/st33zp24-i2c: Rename st33zp24 dts documentationChristophe Ricard2015-01-171-1/+1
| | | | | | | | | | | st33zp24 exists in i2c and spi version. Both have different possible configuration. st33zp24.txt is renamed st33zp24-i2c.txt. Reviewed-by: Jason Gunthorpe <jason.gunthorpe@obsidianresearch.com> Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com> Reviewed-by: Peter Huewe <peterhuewe@gmx.de> Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
* tpm/tpm_i2c_stm_st33/dts/st33zp24_i2c: Add DTS DocumentationChristophe Ricard2015-01-171-0/+36
st33zp24 tpm can be seen as a trivial i2c device as other i2c tpm. However several other properties needs to be documented such as lpcpd. Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com> Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
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