Philipp Deppenwiese (zaolin.daisuki@googlemail.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/17855
-gerrit
commit d39c8543535ce26767e2ff04b3fc14a7ed45147e Author: Philipp Deppenwiese zaolin@das-labor.org Date: Wed Dec 14 01:06:55 2016 +0100
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 --- src/drivers/pc80/tpm/tpm.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/drivers/pc80/tpm/tpm.c b/src/drivers/pc80/tpm/tpm.c index 57ea919..83dc923 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);