acpi: Fill fadt->century based on Kconfig

Change-Id: I916f19e022633b316fbc0c6bf38bbd58228412be
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56218
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lance Zhao
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

21 files changed, 4 insertions, 20 deletions

diff --git a/src/acpi/acpi.c b/src/acpi/acpi.c
index 5f9767e818..2e15ea9cc8 100644
--- a/src/acpi/acpi.c
+++ b/src/acpi/acpi.c
@@ -26,6 +26,7 @@
 #include <types.h>
 #include <version.h>
 #include <commonlib/sort.h>
+#include <pc80/mc146818rtc.h>
 
 static acpi_rsdp_t *valid_rsdp(acpi_rsdp_t *rsdp);
 
@@ -1510,6 +1511,9 @@ void acpi_create_fadt(acpi_fadt_t *fadt, acpi_facs_t *facs, void *dsdt)
 
 	fadt->preferred_pm_profile = acpi_get_preferred_pm_profile();
 
+	if (CONFIG(USE_PC_CMOS_ALTCENTURY))
+		fadt->century = RTC_CLK_ALTCENTURY;
+
 	arch_fill_fadt(fadt);
 
 	acpi_fill_fadt(fadt);
diff --git a/src/soc/amd/picasso/acpi.c b/src/soc/amd/picasso/acpi.c
index eca3333277..99c1648f8a 100644
--- a/src/soc/amd/picasso/acpi.c
+++ b/src/soc/amd/picasso/acpi.c
@@ -94,7 +94,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3;	/* CLK_VAL bits 3:1 */
 	fadt->day_alrm = 0x0d;
 	fadt->mon_alrm = 0;
-	fadt->century = 0x32;
 	fadt->iapc_boot_arch = cfg->fadt_boot_arch; /* legacy free default */
 	fadt->res2 = 0;		/* reserved, MUST be 0 ACPI 3.0 */
 	fadt->flags |=	ACPI_FADT_WBINVD | /* See table 5-34 ACPI 6.3 spec */
diff --git a/src/soc/amd/stoneyridge/acpi.c b/src/soc/amd/stoneyridge/acpi.c
index 16874adf5b..b2de89e016 100644
--- a/src/soc/amd/stoneyridge/acpi.c
+++ b/src/soc/amd/stoneyridge/acpi.c
@@ -86,7 +86,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3;	/* CLK_VAL bits 3:1 */
 	fadt->day_alrm = 0x0d;
 	fadt->mon_alrm = 0;	/* Not supported */
-	fadt->century = 0x32;
 	fadt->iapc_boot_arch = FADT_BOOT_ARCH;	/* See table 5-10 */
 	fadt->res2 = 0;		/* reserved, MUST be 0 ACPI 3.0 */
 	fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
diff --git a/src/soc/intel/baytrail/fadt.c b/src/soc/intel/baytrail/fadt.c
index f78188ee28..395bdd37f2 100644
--- a/src/soc/intel/baytrail/fadt.c
+++ b/src/soc/intel/baytrail/fadt.c
@@ -36,7 +36,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
diff --git a/src/soc/intel/braswell/fadt.c b/src/soc/intel/braswell/fadt.c
index f78188ee28..395bdd37f2 100644
--- a/src/soc/intel/braswell/fadt.c
+++ b/src/soc/intel/braswell/fadt.c
@@ -36,7 +36,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
diff --git a/src/soc/intel/broadwell/pch/fadt.c b/src/soc/intel/broadwell/pch/fadt.c
index 52254a0f90..91924668cc 100644
--- a/src/soc/intel/broadwell/pch/fadt.c
+++ b/src/soc/intel/broadwell/pch/fadt.c
@@ -36,7 +36,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD |
diff --git a/src/soc/intel/denverton_ns/acpi.c b/src/soc/intel/denverton_ns/acpi.c
index 921cbc9cf6..aa59aa8c81 100644
--- a/src/soc/intel/denverton_ns/acpi.c
+++ b/src/soc/intel/denverton_ns/acpi.c
@@ -111,7 +111,6 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
 	/* RTC Registers */
 	fadt->day_alrm = 0x0D;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
diff --git a/src/soc/intel/elkhartlake/acpi.c b/src/soc/intel/elkhartlake/acpi.c
index 3a00c46a0c..22b8767f48 100644
--- a/src/soc/intel/elkhartlake/acpi.c
+++ b/src/soc/intel/elkhartlake/acpi.c
@@ -163,7 +163,6 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
 	fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED;
 	fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED;
 	fadt->duty_width = 0x3;	/* CLK_VAL bits 3:1 */
-	fadt->century = 0x32;
 
 	if (config->s0ix_enable)
 		fadt->flags |= ACPI_FADT_LOW_PWR_IDLE_S0;
diff --git a/src/soc/intel/skylake/fadt.c b/src/soc/intel/skylake/fadt.c
index 3e60216fba..b8eb9d02e5 100644
--- a/src/soc/intel/skylake/fadt.c
+++ b/src/soc/intel/skylake/fadt.c
@@ -40,7 +40,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_FREE;
 	if (!CONFIG(NO_FADT_8042))
 		fadt->iapc_boot_arch |= ACPI_FADT_8042;
diff --git a/src/soc/intel/xeon_sp/skx/soc_acpi.c b/src/soc/intel/xeon_sp/skx/soc_acpi.c
index 1f1d058c81..41039eabdd 100644
--- a/src/soc/intel/xeon_sp/skx/soc_acpi.c
+++ b/src/soc/intel/xeon_sp/skx/soc_acpi.c
@@ -55,7 +55,6 @@ void soc_fill_fadt(acpi_fadt_t *fadt)
 
 	/* RTC Registers */
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	/* PM2 Control Registers */
diff --git a/src/southbridge/amd/agesa/hudson/fadt.c b/src/southbridge/amd/agesa/hudson/fadt.c
index ba9e47d083..c9962be894 100644
--- a/src/southbridge/amd/agesa/hudson/fadt.c
+++ b/src/southbridge/amd/agesa/hudson/fadt.c
@@ -50,7 +50,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3;	/* CLK_VAL bits 3:1 */
 	fadt->day_alrm = 0;	/* 0x7d these have to be */
 	fadt->mon_alrm = 0;	/* 0x7e added to cmos.layout */
-	fadt->century = 0;	/* 0x7f to make rtc alarm work */
 	fadt->iapc_boot_arch = FADT_BOOT_ARCH;	/* See table 5-10 */
 	fadt->res2 = 0;		/* reserved, MUST be 0 ACPI 3.0 */
 	fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
diff --git a/src/southbridge/amd/cimx/sb800/fadt.c b/src/southbridge/amd/cimx/sb800/fadt.c
index 9272194442..25600c081e 100644
--- a/src/southbridge/amd/cimx/sb800/fadt.c
+++ b/src/southbridge/amd/cimx/sb800/fadt.c
@@ -75,7 +75,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3;	/* CLK_VAL bits 3:1 */
 	fadt->day_alrm = 0;	/* 0x7d these have to be */
 	fadt->mon_alrm = 0;	/* 0x7e added to cmos.layout */
-	fadt->century = 0;	/* 0x7f to make rtc alarm work */
 	fadt->iapc_boot_arch = FADT_BOOT_ARCH;	/* See table 5-10 */
 	fadt->res2 = 0;		/* reserved, MUST be 0 ACPI 3.0 */
 	fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
diff --git a/src/southbridge/amd/pi/hudson/fadt.c b/src/southbridge/amd/pi/hudson/fadt.c
index 0bb9a97f40..e2f3bbad7d 100644
--- a/src/southbridge/amd/pi/hudson/fadt.c
+++ b/src/southbridge/amd/pi/hudson/fadt.c
@@ -50,7 +50,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3;	/* CLK_VAL bits 3:1 */
 	fadt->day_alrm = 0;	/* 0x7d these have to be */
 	fadt->mon_alrm = 0;	/* 0x7e added to cmos.layout */
-	fadt->century = 0;	/* 0x7f to make rtc alarm work */
 	fadt->iapc_boot_arch = FADT_BOOT_ARCH;	/* See table 5-10 */
 	fadt->res2 = 0;		/* reserved, MUST be 0 ACPI 3.0 */
 	fadt->flags |= ACPI_FADT_WBINVD | /* See table 5-10 ACPI 3.0a spec */
diff --git a/src/southbridge/intel/bd82x6x/fadt.c b/src/southbridge/intel/bd82x6x/fadt.c
index 77af4e89b5..c6f68775b6 100644
--- a/src/southbridge/intel/bd82x6x/fadt.c
+++ b/src/southbridge/intel/bd82x6x/fadt.c
@@ -39,7 +39,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD |
diff --git a/src/southbridge/intel/i82371eb/fadt.c b/src/southbridge/intel/i82371eb/fadt.c
index 5aeff4ecc9..1d640f4e41 100644
--- a/src/southbridge/intel/i82371eb/fadt.c
+++ b/src/southbridge/intel/i82371eb/fadt.c
@@ -42,7 +42,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3; /* this width is in bits */
 	fadt->day_alrm = 0x0d; /* rtc CMOS RAM offset */
 	fadt->mon_alrm = 0x0; /* not supported */
-	fadt->century = 0x0; /* not supported */
 	/*
 	 * bit  meaning
 	 * 0    1: We have user-visible legacy devices
diff --git a/src/southbridge/intel/i82801dx/fadt.c b/src/southbridge/intel/i82801dx/fadt.c
index 84ea73ad9c..9524b7d34f 100644
--- a/src/southbridge/intel/i82801dx/fadt.c
+++ b/src/southbridge/intel/i82801dx/fadt.c
@@ -44,7 +44,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
diff --git a/src/southbridge/intel/i82801gx/fadt.c b/src/southbridge/intel/i82801gx/fadt.c
index 153ddea7e8..a59a586fbb 100644
--- a/src/southbridge/intel/i82801gx/fadt.c
+++ b/src/southbridge/intel/i82801gx/fadt.c
@@ -43,7 +43,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 		fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x32;
 	fadt->iapc_boot_arch = ACPI_FADT_8042 | ACPI_FADT_LEGACY_DEVICES;
 	fadt->flags |= (ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED
 		       | ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_S4_RTC_WAKE
diff --git a/src/southbridge/intel/i82801ix/fadt.c b/src/southbridge/intel/i82801ix/fadt.c
index 8a48f1b2a2..ec854966e5 100644
--- a/src/southbridge/intel/i82801ix/fadt.c
+++ b/src/southbridge/intel/i82801ix/fadt.c
@@ -36,7 +36,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 3;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x32;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_FREE;
 	fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
 			ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_S4_RTC_WAKE |
diff --git a/src/southbridge/intel/i82801jx/fadt.c b/src/southbridge/intel/i82801jx/fadt.c
index 377b4d28e5..6c5d1c76df 100644
--- a/src/southbridge/intel/i82801jx/fadt.c
+++ b/src/southbridge/intel/i82801jx/fadt.c
@@ -36,7 +36,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x32;
 	fadt->iapc_boot_arch = ACPI_FADT_8042 | ACPI_FADT_LEGACY_DEVICES;
 	fadt->flags |= (ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED
 		       | ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_S4_RTC_WAKE
diff --git a/src/southbridge/intel/ibexpeak/fadt.c b/src/southbridge/intel/ibexpeak/fadt.c
index 40c8bdc57b..7f2254167c 100644
--- a/src/southbridge/intel/ibexpeak/fadt.c
+++ b/src/southbridge/intel/ibexpeak/fadt.c
@@ -39,7 +39,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x32;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD |
diff --git a/src/southbridge/intel/lynxpoint/fadt.c b/src/southbridge/intel/lynxpoint/fadt.c
index abf56ca6fd..0d078997e5 100644
--- a/src/southbridge/intel/lynxpoint/fadt.c
+++ b/src/southbridge/intel/lynxpoint/fadt.c
@@ -51,7 +51,6 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
 	fadt->duty_width = 0;
 	fadt->day_alrm = 0xd;
 	fadt->mon_alrm = 0x00;
-	fadt->century = 0x00;
 	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
 
 	fadt->flags |= ACPI_FADT_WBINVD |