diff options
Diffstat (limited to 'drivers/tpm/tpm_tis_infineon.c')
| -rw-r--r-- | drivers/tpm/tpm_tis_infineon.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/tpm/tpm_tis_infineon.c b/drivers/tpm/tpm_tis_infineon.c index f414e5657db..525ad72f4c9 100644 --- a/drivers/tpm/tpm_tis_infineon.c +++ b/drivers/tpm/tpm_tis_infineon.c @@ -50,10 +50,10 @@ static const char * const chip_name[] = { [UNKNOWN] = "unknown/fallback to slb9635", }; -#define TPM_ACCESS(l) (0x0000 | ((l) << 4)) -#define TPM_STS(l) (0x0001 | ((l) << 4)) -#define TPM_DATA_FIFO(l) (0x0005 | ((l) << 4)) -#define TPM_DID_VID(l) (0x0006 | ((l) << 4)) +#define TPM_INFINEON_ACCESS(l) (0x0000 | ((l) << 4)) +#define TPM_INFINEON_STS(l) (0x0001 | ((l) << 4)) +#define TPM_INFINEON_DATA_FIFO(l) (0x0005 | ((l) << 4)) +#define TPM_INFINEON_DID_VID(l) (0x0006 | ((l) << 4)) /* * tpm_tis_i2c_read() - read from TPM register @@ -197,7 +197,7 @@ static int tpm_tis_i2c_check_locality(struct udevice *dev, int loc) u8 buf; int rc; - rc = tpm_tis_i2c_read(dev, TPM_ACCESS(loc), &buf, 1); + rc = tpm_tis_i2c_read(dev, TPM_INFINEON_ACCESS(loc), &buf, 1); if (rc < 0) return rc; @@ -215,12 +215,12 @@ static void tpm_tis_i2c_release_locality(struct udevice *dev, int loc, const u8 mask = TPM_ACCESS_REQUEST_PENDING | TPM_ACCESS_VALID; u8 buf; - if (tpm_tis_i2c_read(dev, TPM_ACCESS(loc), &buf, 1) < 0) + if (tpm_tis_i2c_read(dev, TPM_INFINEON_ACCESS(loc), &buf, 1) < 0) return; if (force || (buf & mask) == mask) { buf = TPM_ACCESS_ACTIVE_LOCALITY; - tpm_tis_i2c_write(dev, TPM_ACCESS(loc), &buf, 1); + tpm_tis_i2c_write(dev, TPM_INFINEON_ACCESS(loc), &buf, 1); } } @@ -240,7 +240,7 @@ static int tpm_tis_i2c_request_locality(struct udevice *dev, int loc) return rc; } - rc = tpm_tis_i2c_write(dev, TPM_ACCESS(loc), &buf, 1); + rc = tpm_tis_i2c_write(dev, TPM_INFINEON_ACCESS(loc), &buf, 1); if (rc) { debug("%s: Failed to write to TPM: %d\n", __func__, rc); return rc; @@ -271,7 +271,7 @@ static u8 tpm_tis_i2c_status(struct udevice *dev) /* NOTE: Since i2c read may fail, return 0 in this case --> time-out */ u8 buf; - if (tpm_tis_i2c_read(dev, TPM_STS(chip->locality), &buf, 1) < 0) + if (tpm_tis_i2c_read(dev, TPM_INFINEON_STS(chip->locality), &buf, 1) < 0) return 0; else return buf; @@ -286,7 +286,7 @@ static int tpm_tis_i2c_ready(struct udevice *dev) u8 buf = TPM_STS_COMMAND_READY; debug("%s\n", __func__); - rc = tpm_tis_i2c_write_long(dev, TPM_STS(chip->locality), &buf, 1); + rc = tpm_tis_i2c_write_long(dev, TPM_INFINEON_STS(chip->locality), &buf, 1); if (rc) debug("%s: rc=%d\n", __func__, rc); @@ -306,7 +306,7 @@ static ssize_t tpm_tis_i2c_get_burstcount(struct udevice *dev) stop = chip->timeout_d; do { /* Note: STS is little endian */ - addr = TPM_STS(chip->locality) + 1; + addr = TPM_INFINEON_STS(chip->locality) + 1; if (tpm_tis_i2c_read(dev, addr, buf, 3) < 0) burstcnt = 0; else @@ -360,7 +360,7 @@ static int tpm_tis_i2c_recv_data(struct udevice *dev, u8 *buf, size_t count) if (burstcnt > (count - size)) burstcnt = count - size; - rc = tpm_tis_i2c_read(dev, TPM_DATA_FIFO(chip->locality), + rc = tpm_tis_i2c_read(dev, TPM_INFINEON_DATA_FIFO(chip->locality), &(buf[size]), burstcnt); if (rc == 0) size += burstcnt; @@ -462,7 +462,7 @@ static int tpm_tis_i2c_send(struct udevice *dev, const u8 *buf, size_t len) burstcnt = CONFIG_TPM_TIS_I2C_BURST_LIMITATION_LEN; #endif /* CONFIG_TPM_TIS_I2C_BURST_LIMITATION */ - rc = tpm_tis_i2c_write(dev, TPM_DATA_FIFO(chip->locality), + rc = tpm_tis_i2c_write(dev, TPM_INFINEON_DATA_FIFO(chip->locality), &(buf[count]), burstcnt); if (rc == 0) count += burstcnt; @@ -482,7 +482,7 @@ static int tpm_tis_i2c_send(struct udevice *dev, const u8 *buf, size_t len) } /* Go and do it */ - rc = tpm_tis_i2c_write(dev, TPM_STS(chip->locality), &sts, 1); + rc = tpm_tis_i2c_write(dev, TPM_INFINEON_STS(chip->locality), &sts, 1); if (rc < 0) return rc; debug("%s: done, rc=%d\n", __func__, rc); @@ -525,7 +525,7 @@ static int tpm_tis_i2c_init(struct udevice *dev) return rc; /* Read four bytes from DID_VID register */ - if (tpm_tis_i2c_read(dev, TPM_DID_VID(0), (uchar *)&vendor, 4) < 0) { + if (tpm_tis_i2c_read(dev, TPM_INFINEON_DID_VID(0), (uchar *)&vendor, 4) < 0) { tpm_tis_i2c_release_locality(dev, 0, 1); return -EIO; } @@ -583,7 +583,7 @@ static int tpm_tis_i2c_close(struct udevice *dev) return 0; } -static int tpm_tis_get_desc(struct udevice *dev, char *buf, int size) +static int tpm_tis_i2c_get_desc(struct udevice *dev, char *buf, int size) { struct tpm_chip *chip = dev_get_priv(dev); @@ -615,7 +615,7 @@ static int tpm_tis_i2c_probe(struct udevice *dev) static const struct tpm_ops tpm_tis_i2c_ops = { .open = tpm_tis_i2c_open, .close = tpm_tis_i2c_close, - .get_desc = tpm_tis_get_desc, + .get_desc = tpm_tis_i2c_get_desc, .send = tpm_tis_i2c_send, .recv = tpm_tis_i2c_recv, .cleanup = tpm_tis_i2c_cleanup, |