From 6315d231efdc6ff1f3344e2d3c66dabcf6e7c27f Mon Sep 17 00:00:00 2001 From: "H. Nikolaus Schaller" Date: Sat, 28 Apr 2018 18:31:32 +0200 Subject: [PATCH] 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: H. Nikolaus Schaller Reviewed-by: Andy Shevchenko Signed-off-by: Linus Walleij --- drivers/gpio/gpio-pca953x.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index b68a8a240e4ce..ed58c000c72f3 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -41,9 +41,13 @@ #define PCA957X_MSK 0x06 #define PCA957X_INTS 0x07 +#define PCAL953X_OUT_STRENGTH 0x20 #define PCAL953X_IN_LATCH 0x22 +#define PCAL953X_PULL_EN 0x23 +#define PCAL953X_PULL_SEL 0x24 #define PCAL953X_INT_MASK 0x25 #define PCAL953X_INT_STAT 0x26 +#define PCAL953X_OUT_CONF 0x27 #define PCA_GPIO_MASK 0x00FF #define PCA_INT 0x0100 -- 2.30.2