soc/intel/elkhartlake: Remove elog.c

Remove elog.c from EHL soc as EHL does not support chromebook and
hence does not need it.

Signed-off-by: Tan, Lean Sheng <lean.sheng.tan@intel.com>
Change-Id: If66adfe15d00feb0a7fb5e1ced92006a4adebdb7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50173
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

2 files changed, 0 insertions, 118 deletions

diff --git a/src/soc/intel/elkhartlake/Makefile.inc b/src/soc/intel/elkhartlake/Makefile.inc
index fb6a5c1372..0ac14e6200 100644
--- a/src/soc/intel/elkhartlake/Makefile.inc
+++ b/src/soc/intel/elkhartlake/Makefile.inc
@@ -30,7 +30,6 @@ romstage-y += reset.c
 ramstage-y += acpi.c
 ramstage-y += chip.c
 ramstage-y += cpu.c
-ramstage-y += elog.c
 ramstage-y += espi.c
 ramstage-y += finalize.c
 ramstage-y += fsp_params.c
diff --git a/src/soc/intel/elkhartlake/elog.c b/src/soc/intel/elkhartlake/elog.c
deleted file mode 100644
index 14e463c961..0000000000
--- a/src/soc/intel/elkhartlake/elog.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include <bootstate.h>
-#include <console/console.h>
-#include <elog.h>
-#include <intelblocks/pmclib.h>
-#include <soc/pci_devs.h>
-#include <soc/pm.h>
-#include <stdint.h>
-
-static void pch_log_gpio_gpe(u32 gpe0_sts, u32 gpe0_en, int start)
-{
-	int i;
-
-	gpe0_sts &= gpe0_en;
-
-	for (i = 0; i <= 31; i++) {
-		if (gpe0_sts & (1 << i))
-			elog_add_event_wake(ELOG_WAKE_SOURCE_GPE, i + start);
-	}
-}
-
-static void pch_log_wake_source(const struct chipset_power_state *ps)
-{
-	/* Power Button */
-	if (ps->pm1_sts & PWRBTN_STS)
-		elog_add_event_wake(ELOG_WAKE_SOURCE_PWRBTN, 0);
-
-	/* RTC */
-	if (ps->pm1_sts & RTC_STS)
-		elog_add_event_wake(ELOG_WAKE_SOURCE_RTC, 0);
-
-	/* PCI Express (TODO: determine wake device) */
-	if (ps->pm1_sts & PCIEXPWAK_STS)
-		elog_add_event_wake(ELOG_WAKE_SOURCE_PCIE, 0);
-
-	/* PME (TODO: determine wake device) */
-	if (ps->gpe0_sts[GPE_STD] & PME_STS)
-		elog_add_event_wake(ELOG_WAKE_SOURCE_PME, 0);
-
-	/* Internal PME (TODO: determine wake device) */
-	if (ps->gpe0_sts[GPE_STD] & PME_B0_STS)
-		elog_add_event_wake(ELOG_WAKE_SOURCE_PME_INTERNAL, 0);
-
-	/* SMBUS Wake */
-	if (ps->gpe0_sts[GPE_STD] & SMB_WAK_STS)
-		elog_add_event_wake(ELOG_WAKE_SOURCE_SMBUS, 0);
-
-	/* Log GPIO events in set 1-3 */
-	pch_log_gpio_gpe(ps->gpe0_sts[GPE_31_0], ps->gpe0_en[GPE_31_0], 0);
-	pch_log_gpio_gpe(ps->gpe0_sts[GPE_63_32], ps->gpe0_en[GPE_63_32], 32);
-	pch_log_gpio_gpe(ps->gpe0_sts[GPE_95_64], ps->gpe0_en[GPE_95_64], 64);
-	/* Treat the STD as an extension of GPIO to obtain visibility. */
-	pch_log_gpio_gpe(ps->gpe0_sts[GPE_STD], ps->gpe0_en[GPE_STD], 96);
-}
-
-static void pch_log_power_and_resets(const struct chipset_power_state *ps)
-{
-	/* Thermal Trip */
-	if (ps->gblrst_cause[0] & GBLRST_CAUSE0_THERMTRIP)
-		elog_add_event(ELOG_TYPE_THERM_TRIP);
-
-	/* PWR_FLR Power Failure */
-	if (ps->gen_pmcon_a & PWR_FLR)
-		elog_add_event(ELOG_TYPE_POWER_FAIL);
-
-	/* SUS Well Power Failure */
-	if (ps->gen_pmcon_a & SUS_PWR_FLR)
-		elog_add_event(ELOG_TYPE_SUS_POWER_FAIL);
-
-	/* TCO Timeout */
-	if (ps->prev_sleep_state != ACPI_S3 &&
-	    ps->tco2_sts & TCO_STS_SECOND_TO)
-		elog_add_event(ELOG_TYPE_TCO_RESET);
-
-	/* Power Button Override */
-	if (ps->pm1_sts & PRBTNOR_STS)
-		elog_add_event(ELOG_TYPE_POWER_BUTTON_OVERRIDE);
-
-	/* RTC reset */
-	if (ps->gen_pmcon_b & RTC_BATTERY_DEAD)
-		elog_add_event(ELOG_TYPE_RTC_RESET);
-
-	/* Host Reset Status */
-	if (ps->gen_pmcon_a & HOST_RST_STS)
-		elog_add_event(ELOG_TYPE_SYSTEM_RESET);
-
-	/* ACPI Wake Event */
-	if (ps->prev_sleep_state != ACPI_S0)
-		elog_add_event_byte(ELOG_TYPE_ACPI_WAKE, ps->prev_sleep_state);
-}
-
-static void pch_log_state(void *unused)
-{
-	struct chipset_power_state *ps = pmc_get_power_state();
-
-	if (!ps) {
-		printk(BIOS_ERR, "chipset_power_state not found!\n");
-		return;
-	}
-
-	/* Power and Reset */
-	pch_log_power_and_resets(ps);
-
-	/* Wake Sources */
-	if (ps->prev_sleep_state > ACPI_S0)
-		pch_log_wake_source(ps);
-}
-
-BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_EXIT, pch_log_state, NULL);
-
-void elog_gsmi_cb_platform_log_wake_source(void)
-{
-	struct chipset_power_state ps;
-	pmc_fill_pm_reg_info(&ps);
-	pch_log_wake_source(&ps);
-}