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gpio: pca953x: set the PCA_PCAL flag also when matching by DT

The of_device_table is missing the PCA_PCAL flag so the
pcal6524 would be operated in tca6424 compatibility mode which
does not handle the new interrupt mask registers.

Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
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>
H. Nikolaus Schaller 7 år sedan
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0cdf21b34e
1 ändrade filer med 3 tillägg och 2 borttagningar
  1. 3 2
      drivers/gpio/gpio-pca953x.c

+ 3 - 2
drivers/gpio/gpio-pca953x.c

@@ -58,6 +58,7 @@
 #define PCA_GPIO_MASK		0x00FF
 #define PCA_INT			0x0100
 #define PCA_PCAL		0x0200
+#define PCA_LATCH_INT (PCA_PCAL | PCA_INT)
 #define PCA953X_TYPE		0x1000
 #define PCA957X_TYPE		0x2000
 #define PCA_TYPE_MASK		0xF000
@@ -954,8 +955,8 @@ static const struct of_device_id pca953x_dt_ids[] = {
 	{ .compatible = "nxp,pca9575", .data = OF_957X(16, PCA_INT), },
 	{ .compatible = "nxp,pca9698", .data = OF_953X(40, 0), },
 
-	{ .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_INT), },
-	{ .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_INT), },
+	{ .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_LATCH_INT), },
+	{ .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_LATCH_INT), },
 
 	{ .compatible = "maxim,max7310", .data = OF_953X( 8, 0), },
 	{ .compatible = "maxim,max7312", .data = OF_953X(16, PCA_INT), },