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[v2] input: keyboard: snvs_pwrkey: Fix SNVS_HPVIDR1 register address

Message ID 20220321171755.656750-1-sebastian.krzyszkowiak@puri.sm (mailing list archive)
State Mainlined
Commit e62563db857f81d75c5726a35bc0180bed6d1540
Headers show
Series [v2] input: keyboard: snvs_pwrkey: Fix SNVS_HPVIDR1 register address | expand

Commit Message

Sebastian Krzyszkowiak March 21, 2022, 5:17 p.m. UTC
Both i.MX6 and i.MX8 reference manuals list 0xBF8 as SNVS_HPVIDR1
(chapters 57.9 and 6.4.5 respectively).

Without this, trying to read the revision number results in 0 on
all revisions, causing the i.MX6 quirk to apply on all platforms,
which in turn causes the driver to synthesise power button release
events instead of passing the real one as they happen even on
platforms like i.MX8 where that's not wanted.

Fixes: 1a26c920717a ("Input: snvs_pwrkey - send key events for i.MX6 S, DL and Q")
Cc: <stable@vger.kernel.org>
Tested-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm>
---
v2: augmented commit message; added cc: stable and tested-by
---
 drivers/input/keyboard/snvs_pwrkey.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index 65286762b02a..ad8660be0127 100644
--- a/drivers/input/keyboard/snvs_pwrkey.c
+++ b/drivers/input/keyboard/snvs_pwrkey.c
@@ -20,7 +20,7 @@ 
 #include <linux/mfd/syscon.h>
 #include <linux/regmap.h>
 
-#define SNVS_HPVIDR1_REG	0xF8
+#define SNVS_HPVIDR1_REG	0xBF8
 #define SNVS_LPSR_REG		0x4C	/* LP Status Register */
 #define SNVS_LPCR_REG		0x38	/* LP Control Register */
 #define SNVS_HPSR_REG		0x14