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x86: ich6_gpio: Output return value of syscon_get_by_driver_data() 

The call to syscon_get_by_driver_data() does not save its return value.
Print it out to aid debugging.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2016-06-08 05:07:32 -07:00
parent 8a1a7595cf
commit 8142340ee3
1 changed files with 3 additions and 1 deletions
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4
drivers/gpio/intel_ich6_gpio.c
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@ -114,9 +114,11 @@ static int ich6_gpio_probe(struct udevice *dev)
struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev);
struct ich6_bank_priv *bank = dev_get_priv(dev);
struct udevice *pinctrl;
int ret;
/* Set up pin control if available */
syscon_get_by_driver_data(X86_SYSCON_PINCONF, &pinctrl);
ret = syscon_get_by_driver_data(X86_SYSCON_PINCONF, &pinctrl);
debug("%s, pinctrl=%p, ret=%d\n", __func__, pinctrl, ret);
uc_priv->gpio_count = GPIO_PER_BANK;
uc_priv->bank_name = plat->bank_name;