]> git.ipfire.org Git - thirdparty/kernel/stable.git/commitdiff
regulator: max20086: Fix MAX200086 chip id
authorJoão Paulo Gonçalves <jpaulo.silvagoncalves@gmail.com>
Sun, 20 Apr 2025 18:28:01 +0000 (15:28 -0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 27 Jun 2025 10:11:14 +0000 (11:11 +0100)
commit 71406b6d1155d883c80c1b4405939a52f723aa05 upstream.

>From MAX20086-MAX20089 datasheet, the id for a MAX20086 is 0x30 and not
0x40. With the current code, the driver will fail on probe when the
driver tries to identify the chip id from a MAX20086 device over I2C.

Cc: stable@vger.kernel.org
Fixes: bfff546aae50 ("regulator: Add MAX20086-MAX20089 driver")
Signed-off-by: João Paulo Gonçalves <jpaulo.silvagoncalves@gmail.com>
Link: https://patch.msgid.link/20250420-fix-max20086-v1-1-8cc9ee0d5a08@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/regulator/max20086-regulator.c

index 3d333b61fb18c8c44aa25362df19787842a1fccc..1ab79453aa797dabb9f5e3759713faea769ea12b 100644 (file)
@@ -29,7 +29,7 @@
 #define        MAX20086_REG_ADC4               0x09
 
 /* DEVICE IDs */
-#define MAX20086_DEVICE_ID_MAX20086    0x40
+#define MAX20086_DEVICE_ID_MAX20086    0x30
 #define MAX20086_DEVICE_ID_MAX20087    0x20
 #define MAX20086_DEVICE_ID_MAX20088    0x10
 #define MAX20086_DEVICE_ID_MAX20089    0x00