diff options
Diffstat (limited to 'drivers/char/tpm/tpm_i2c_stm_st33.h')
| -rw-r--r-- | drivers/char/tpm/tpm_i2c_stm_st33.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/char/tpm/tpm_i2c_stm_st33.h b/drivers/char/tpm/tpm_i2c_stm_st33.h new file mode 100644 index 00000000000..439a43249aa --- /dev/null +++ b/drivers/char/tpm/tpm_i2c_stm_st33.h @@ -0,0 +1,61 @@ +/* + * STMicroelectronics TPM I2C Linux driver for TPM ST33ZP24 + * Copyright (C) 2009, 2010 STMicroelectronics + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * STMicroelectronics version 1.2.0, Copyright (C) 2010 + * STMicroelectronics comes with ABSOLUTELY NO WARRANTY. + * This is free software, and you are welcome to redistribute it + * under certain conditions. + * + * @Author: Christophe RICARD tpmsupport@st.com + * + * @File: stm_st33_tpm_i2c.h + * + * @Date: 09/15/2010 + */ +#ifndef __STM_ST33_TPM_I2C_MAIN_H__ +#define __STM_ST33_TPM_I2C_MAIN_H__ + +#define TPM_ACCESS (0x0) +#define TPM_STS (0x18) +#define TPM_HASH_END (0x20) +#define TPM_DATA_FIFO (0x24) +#define TPM_HASH_DATA (0x24) +#define TPM_HASH_START (0x28) +#define TPM_INTF_CAPABILITY (0x14) +#define TPM_INT_STATUS (0x10) +#define TPM_INT_ENABLE (0x08) + +#define TPM_DUMMY_BYTE 0xAA +#define TPM_WRITE_DIRECTION 0x80 +#define TPM_HEADER_SIZE 10 +#define TPM_BUFSIZE 2048 + +#define LOCALITY0 0 + +#define TPM_ST33_I2C "st33zp24_i2c" + +struct st33zp24_platform_data { + int io_serirq; + int io_lpcpd; + struct i2c_client *client; + u8 *tpm_i2c_buffer[2]; /* 0 Request 1 Response */ + struct completion irq_detection; + struct mutex lock; +}; + +#endif /* __STM_ST33_TPM_I2C_MAIN_H__ */ |