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-rw-r--r--arch/x86/include/asm/amd/fch.h1
-rw-r--r--drivers/platform/x86/amd/pmc/pmc-quirks.c3
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/amd/fch.h b/arch/x86/include/asm/amd/fch.h
index 28972bd8f715..01ee15bcd25f 100644
--- a/arch/x86/include/asm/amd/fch.h
+++ b/arch/x86/include/asm/amd/fch.h
@@ -7,5 +7,6 @@
/* Register offsets from PM base: */
#define FCH_PM_DECODEEN 0x00
#define FCH_PM_DECODEEN_SMBUS0SEL GENMASK(20, 19)
+#define FCH_PM_SCRATCH 0x80
#endif /* _ASM_X86_AMD_FCH_H_ */
diff --git a/drivers/platform/x86/amd/pmc/pmc-quirks.c b/drivers/platform/x86/amd/pmc/pmc-quirks.c
index b4f49720c87f..b706b1f4d94b 100644
--- a/drivers/platform/x86/amd/pmc/pmc-quirks.c
+++ b/drivers/platform/x86/amd/pmc/pmc-quirks.c
@@ -11,6 +11,7 @@
#include <linux/dmi.h>
#include <linux/io.h>
#include <linux/ioport.h>
+#include <asm/amd/fch.h>
#include "pmc.h"
@@ -20,7 +21,7 @@ struct quirk_entry {
};
static struct quirk_entry quirk_s2idle_bug = {
- .s2idle_bug_mmio = 0xfed80380,
+ .s2idle_bug_mmio = FCH_PM_BASE + FCH_PM_SCRATCH,
};
static struct quirk_entry quirk_spurious_8042 = {