The GPIO API defines 0 as being a valid GPIO number, so this field needs
to be initialized explicitly.

Signed-off-by: Thierry Reding <tred...@nvidia.com>
---
 arch/unicore32/kernel/puv3-nb0916.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/unicore32/kernel/puv3-nb0916.c 
b/arch/unicore32/kernel/puv3-nb0916.c
index 181108b..0c6618e 100644
--- a/arch/unicore32/kernel/puv3-nb0916.c
+++ b/arch/unicore32/kernel/puv3-nb0916.c
@@ -54,6 +54,7 @@ static struct platform_pwm_backlight_data 
nb0916_backlight_data = {
        .max_brightness = 100,
        .dft_brightness = 100,
        .pwm_period_ns  = 70 * 1024,
+       .enable_gpio    = -1,
 };
 
 static struct gpio_keys_button nb0916_gpio_keys[] = {
-- 
1.8.4

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