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| author | Philipp Deppenwiese <zaolin@das-labor.org> | 2016-12-14 01:06:55 +0100 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-12-16 20:27:29 +0100 |
| commit | 3a1fbeaf6608d56b1fce2dfb88c76821b05849db (patch) | |
| tree | 53b046a283b536b8e3475be547859ad595bf9ad9 /src/drivers/pc80 | |
| parent | adcad7f046aadaa88c5abb9bcc99bdacf1ff8639 (diff) | |
| download | coreboot-3a1fbeaf6608d56b1fce2dfb88c76821b05849db.tar.xz | |
drivers/pc80/tpm: Set default TPM acpi path if unset
Enable default acpi path PCI0.LPCB if TPM support is
selected in the kconfig system and the acpi path is not set via
acpi_name callback in the platform code.
Thanks to Aaron Durbin for providing this fix.
Change-Id: Idb56cafe71efc8a52eee5a5a663478da99152360
Signed-off-by: Philipp Deppenwiese <zaolin@das-labor.org>
Reviewed-on: https://review.coreboot.org/17855
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src/drivers/pc80')
| -rw-r--r-- | src/drivers/pc80/tpm/tpm.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/drivers/pc80/tpm/tpm.c b/src/drivers/pc80/tpm/tpm.c index 57ea919ad1..83dc92348f 100644 --- a/src/drivers/pc80/tpm/tpm.c +++ b/src/drivers/pc80/tpm/tpm.c @@ -875,8 +875,10 @@ static void lpc_tpm_fill_ssdt(struct device *dev) struct opregion opreg = OPREGION("TREG", SYSTEMMEMORY, CONFIG_TPM_TIS_BASE_ADDRESS, 0x5000); - if (!path) - return; + if (!path) { + path = "PCI0.LPCB"; + printk(BIOS_DEBUG, "Using default TPM ACPI path: '%s'\n", path); + } /* Device */ acpigen_write_scope(path); |