diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/pc80/tpm/tis.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/drivers/pc80/tpm/tis.c b/src/drivers/pc80/tpm/tis.c index f922714381..d811c52e90 100644 --- a/src/drivers/pc80/tpm/tis.c +++ b/src/drivers/pc80/tpm/tis.c @@ -905,11 +905,16 @@ static struct pnp_info pnp_dev_info[] = { static void enable_dev(struct device *dev) { - if (CONFIG(TPM)) - pnp_enable_devices(dev, &lpc_tpm_ops, - ARRAY_SIZE(pnp_dev_info), pnp_dev_info); - else + if (CONFIG(TPM)) { + if (pc80_tis_probe(NULL) == NULL) { + dev->enabled = 0; + return; + } + + pnp_enable_devices(dev, &lpc_tpm_ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); + } else { pnp_enable_devices(dev, &noop_tpm_ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); + } } struct chip_operations drivers_pc80_tpm_ops = { |