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>
diff --git a/drivers/gpio/xilinx_gpio.c b/drivers/gpio/xilinx_gpio.c
index 7096909..846fbd5 100644
--- a/drivers/gpio/xilinx_gpio.c
+++ b/drivers/gpio/xilinx_gpio.c
@@ -171,13 +171,13 @@
/* Update GPIO state shadow register with default value */
tree_info = of_get_property(np, "xlnx,dout-default", NULL);
if (tree_info)
- chip->gpio_state = *tree_info;
+ chip->gpio_state = be32_to_cpup(tree_info);
/* Update GPIO direction shadow register with default value */
chip->gpio_dir = 0xFFFFFFFF; /* By default, all pins are inputs */
tree_info = of_get_property(np, "xlnx,tri-default", NULL);
if (tree_info)
- chip->gpio_dir = *tree_info;
+ chip->gpio_dir = be32_to_cpup(tree_info);
/* Check device node and parent device node for device width */
chip->mmchip.gc.ngpio = 32; /* By default assume full GPIO controller */
@@ -186,7 +186,7 @@
tree_info = of_get_property(np->parent,
"xlnx,gpio-width", NULL);
if (tree_info)
- chip->mmchip.gc.ngpio = *tree_info;
+ chip->mmchip.gc.ngpio = be32_to_cpup(tree_info);
spin_lock_init(&chip->gpio_lock);