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authorMichael Niewöhner <foss@mniewoehner.de>2021-09-27 19:26:20 +0200
committerMichael Niewöhner <foss@mniewoehner.de>2021-10-12 18:25:35 +0000
commitd2fadda52a5df72dbaedeed5c7f1c94bedbfd898 (patch)
tree83fd074be667a2a542e53636d4a8e165a9513a75 /src/soc/intel/elkhartlake/finalize.c
parent87e0b5b1d741179e4ce63c9950ad91f265417283 (diff)
soc/intel: replace dt option PmTimerDisabled by Kconfig
Replace the dt option `PmTimerDisabled` with use of the Kconfig option `USE_PM_ACPI_TIMER` for enabling/disabling the PM Timer. A default value representing the prior devicetree value was added to the boards system76/{lemp10,galp5,darp7}, so this change will not alter behaviour. Change-Id: If1811c6b98847b22272acfa35ca44f4fbca68947 Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/58016 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Lance Zhao Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Tim Crawford <tcrawford@system76.com> Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/soc/intel/elkhartlake/finalize.c')
-rw-r--r--src/soc/intel/elkhartlake/finalize.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/src/soc/intel/elkhartlake/finalize.c b/src/soc/intel/elkhartlake/finalize.c
index 3d1430fbe3..ad3b4ef867 100644
--- a/src/soc/intel/elkhartlake/finalize.c
+++ b/src/soc/intel/elkhartlake/finalize.c
@@ -24,26 +24,18 @@
static void pch_finalize(void)
{
- config_t *config;
-
/* TCO Lock down */
tco_lockdown();
/* TODO: Add Thermal Configuration */
/*
- * Disable ACPI PM timer based on dt policy
+ * Disable ACPI PM timer based on Kconfig
*
* Disabling ACPI PM timer is necessary for XTAL OSC shutdown.
* Disabling ACPI PM timer also switches off TCO
- *
- * SA_DEV_ROOT device is used here instead of PCH_DEV_PMC since it is
- * just required to get to chip config. PCH_DEV_PMC is hidden by this
- * point and hence removed from the root bus. pcidev_path_on_root thus
- * returns NULL for PCH_DEV_PMC device.
*/
- config = config_of_soc();
- if (config->PmTimerDisabled)
+ if (!CONFIG(USE_PM_ACPI_TIMER))
pmc_disable_acpi_timer();
pmc_clear_pmcon_sts();