of: GPIO: Fix OF probing on little-endian systems
DTB is always big-endian that's why is necessary to convert it. Signed-off-by: Michal Simek <monstr@monstr.eu> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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@ -171,13 +171,13 @@ static int __devinit xgpio_of_probe(struct device_node *np)
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/* Update GPIO state shadow register with default value */
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tree_info = of_get_property(np, "xlnx,dout-default", NULL);
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if (tree_info)
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chip->gpio_state = *tree_info;
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chip->gpio_state = be32_to_cpup(tree_info);
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/* Update GPIO direction shadow register with default value */
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chip->gpio_dir = 0xFFFFFFFF; /* By default, all pins are inputs */
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tree_info = of_get_property(np, "xlnx,tri-default", NULL);
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if (tree_info)
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chip->gpio_dir = *tree_info;
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chip->gpio_dir = be32_to_cpup(tree_info);
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/* Check device node and parent device node for device width */
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chip->mmchip.gc.ngpio = 32; /* By default assume full GPIO controller */
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@ -186,7 +186,7 @@ static int __devinit xgpio_of_probe(struct device_node *np)
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tree_info = of_get_property(np->parent,
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"xlnx,gpio-width", NULL);
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if (tree_info)
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chip->mmchip.gc.ngpio = *tree_info;
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chip->mmchip.gc.ngpio = be32_to_cpup(tree_info);
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spin_lock_init(&chip->gpio_lock);
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