Messages in this thread |  | | Subject | Re: [PATCH 0/2] tpm: add driver for cr50 on SPI | From | Peter Huewe <> | Date | Thu, 14 Jul 2016 19:28:55 -0700 |
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Am 14. Juli 2016 19:20:16 GMT-07:00, schrieb Andrey Pronin <apronin@chromium.org>: >This patchset adds a TCG TPM2.0 PTP FIFO compliant interface for >Cr50 chip on SPI. > >Depends on the following patches by Andrey Pronin ><apronin@chromium.org> >that add new members to phy_ops in tpm_tis_core: > - tpm: support driver-specific sysfs attrs in tpm_tis_core > - tpm_tis_core: add optional max xfer size check > >Andrey Pronin (2): > tpm: devicetree: document properties for cr50 > tpm: add driver for cr50 on SPI > > .../devicetree/bindings/security/tpm/cr50_spi.txt | 30 ++ > drivers/char/tpm/Kconfig | 9 + > drivers/char/tpm/Makefile | 1 + >drivers/char/tpm/cr50_spi.c | 409 >+++++++++++++++++++++ > 4 files changed, 449 insertions(+) >create mode 100644 >Documentation/devicetree/bindings/security/tpm/cr50_spi.txt > create mode 100644 drivers/char/tpm/cr50_spi.c
Hi, can you explain a bit more about this device? And why it needs a special driver and cannot be handled by tpm_tis_spi if its tcg compliant?
Peter -- Sent from my mobile
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