From: Mario Limonciello <mario.limonciello@xxxxxxx>
The s2idle mmio quirk uses a scratch register in the FCH.
Adjust the code to clarify that.
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
---
drivers/platform/x86/amd/pmc/pmc-quirks.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/amd/pmc/pmc-quirks.c b/drivers/platform/x86/amd/pmc/pmc-quirks.c
index b4f49720c87f6..9d817209e407f 100644
--- a/drivers/platform/x86/amd/pmc/pmc-quirks.c
+++ b/drivers/platform/x86/amd/pmc/pmc-quirks.c
@@ -8,19 +8,22 @@
* Author: Mario Limonciello <mario.limonciello@xxxxxxx>
*/
+#include <asm/amd_node.h>
#include <linux/dmi.h>
#include <linux/io.h>
#include <linux/ioport.h>
#include "pmc.h"
+#define FCH_PM_SCRATCH 0x80
+
struct quirk_entry {
u32 s2idle_bug_mmio;
bool spurious_8042;
};
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 = {
--
2.43.0
