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gpio: pca953x: add more register definitions for pcal6524 

The pcal6524 has another set of registers to fine control
the interrupt handling.

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
H. Nikolaus Schaller 2018-04-28 18:31:33 +02:00 committed by Linus Walleij
parent 6315d231ef
commit a0ecbcccb5
1 changed files with 6 additions and 0 deletions
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6
drivers/gpio/gpio-pca953x.c
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@ -49,6 +49,12 @@
#define PCAL953X_INT_STAT 0x26
#define PCAL953X_OUT_CONF 0x27
#define PCAL6524_INT_EDGE 0x28
#define PCAL6524_INT_CLR 0x2a
#define PCAL6524_IN_STATUS 0x2b
#define PCAL6524_OUT_INDCONF 0x2c
#define PCAL6524_DEBOUNCE 0x2d
#define PCA_GPIO_MASK 0x00FF
#define PCA_INT 0x0100
#define PCA_PCAL 0x0200