Commit 6315d231 authored by H. Nikolaus Schaller's avatar H. Nikolaus Schaller Committed by Linus Walleij
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gpio: pca953x: add more register definitions for pcal953x 



PCAL chips ("L" seems to stand for "latched") have additional
registers starting at address 0x40 to control the latches,
interrupt mask, pull-up and pull down etc.

Signed-off-by: default avatarH. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: default avatarAndy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 0950c19a

drivers/gpio/gpio-pca953x.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -41,9 +41,13 @@ 
#define PCA957X_MSK		0x06

#define PCA957X_MSK		0x06

#define PCA957X_INTS		0x07

#define PCA957X_INTS		0x07





#define PCAL953X_OUT_STRENGTH	0x20

#define PCAL953X_IN_LATCH	0x22

#define PCAL953X_IN_LATCH	0x22

#define PCAL953X_PULL_EN	0x23

#define PCAL953X_PULL_SEL	0x24

#define PCAL953X_INT_MASK	0x25

#define PCAL953X_INT_MASK	0x25

#define PCAL953X_INT_STAT	0x26

#define PCAL953X_INT_STAT	0x26

#define PCAL953X_OUT_CONF	0x27





#define PCA_GPIO_MASK		0x00FF

#define PCA_GPIO_MASK		0x00FF

#define PCA_INT			0x0100

#define PCA_INT			0x0100

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