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authorMichael Niewöhner <foss@mniewoehner.de>2021-10-04 16:59:49 +0200
committerMichael Niewöhner <foss@mniewoehner.de>2021-10-13 18:05:05 +0000
commit2353cd9936702c6e556a9f810f180eced1e113d9 (patch)
tree6b753a7a60bd1bcca7439287e63569f8a352ce05 /src/soc/intel/apollolake
parent51254ee9397a535f5e51d9b12702b1a385e40f0e (diff)
soc/intel: drop P_BLK support
P_BLK is legacy and superseded by ACPI _CST. Also, the implementation for most platforms in soc/intel is broken. Thus, drop it. For APL the IO redirection is kept since it's used as replacement for the broken MWAIT instructions. Change-Id: I489aa7886dd9a4c1e6c12542bc2a1feba245ec36 Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/58096 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/soc/intel/apollolake')
-rw-r--r--src/soc/intel/apollolake/acpi.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/soc/intel/apollolake/acpi.c b/src/soc/intel/apollolake/acpi.c
index a28894f044..b6d61b19d7 100644
--- a/src/soc/intel/apollolake/acpi.c
+++ b/src/soc/intel/apollolake/acpi.c
@@ -122,11 +122,7 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
fadt->pm_tmr_blk = ACPI_BASE_ADDRESS + PM1_TMR;
- fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED;
- fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED;
-
fadt->pm_tmr_len = 4;
- fadt->duty_width = 3;
fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;