mfd: stmpe: Fix STMPE24xx GPMR LSB
authorLinus Walleij <linus.walleij@linaro.org>
Sat, 4 Oct 2014 14:02:27 +0000 (16:02 +0200)
committerLee Jones <lee.jones@linaro.org>
Mon, 10 Nov 2014 15:21:58 +0000 (15:21 +0000)
The least significat byte of the GPIO value read register
on the STMPE24xx series is on addres 0xA4 not 0xA5. Correct
against datasheet and tested on the STMPE2401 hardware.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
drivers/mfd/stmpe.h

index 2d045f26f193eb0e96ecf32ee1cc1f07b39ca99c..bee0abf82040001664c07e82c646e0e3e5afc259 100644 (file)
@@ -269,7 +269,7 @@ int stmpe_remove(struct stmpe *stmpe);
 #define STMPE24XX_REG_CHIP_ID          0x80
 #define STMPE24XX_REG_IEGPIOR_LSB      0x18
 #define STMPE24XX_REG_ISGPIOR_MSB      0x19
-#define STMPE24XX_REG_GPMR_LSB         0xA5
+#define STMPE24XX_REG_GPMR_LSB         0xA4
 #define STMPE24XX_REG_GPSR_LSB         0x85
 #define STMPE24XX_REG_GPCR_LSB         0x88
 #define STMPE24XX_REG_GPDR_LSB         0x8B