diff options
Diffstat (limited to 'drivers/tpm/tpm_tis_i2c.h')
| -rw-r--r-- | drivers/tpm/tpm_tis_i2c.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/tpm/tpm_tis_i2c.h b/drivers/tpm/tpm_tis_i2c.h index 2a4ad77..0fec464 100644 --- a/drivers/tpm/tpm_tis_i2c.h +++ b/drivers/tpm/tpm_tis_i2c.h @@ -33,7 +33,14 @@ enum tpm_timeout { #define TPM_RSP_SIZE_BYTE 2 #define TPM_RSP_RC_BYTE 6 -struct tpm_chip; +/* Max buffer size supported by our tpm */ +#define TPM_DEV_BUFSIZE 1260 + +enum i2c_chip_type { + SLB9635, + SLB9645, + UNKNOWN, +}; struct tpm_chip { int is_open; @@ -44,6 +51,9 @@ struct tpm_chip { int locality; unsigned long timeout_a, timeout_b, timeout_c, timeout_d; /* msec */ unsigned long duration[3]; /* msec */ + struct udevice *dev; + u8 buf[TPM_DEV_BUFSIZE + sizeof(u8)]; /* Max buffer size + addr */ + enum i2c_chip_type chip_type; }; struct tpm_input_header { @@ -102,9 +112,4 @@ struct tpm_cmd_t { union tpm_cmd_params params; } __packed; -struct udevice; -int tpm_vendor_init(struct udevice *dev); - -void tpm_vendor_cleanup(struct tpm_chip *chip); - #endif |