[PATCH for v4.9 LTS 63/87] net: phy: dp83867: fix irq generation

From: Grygorii Strashko [ Upstream commit 5ca7d1ca77dc23934504b95a96d2660d345f83c2 ] For proper IRQ generation by DP83867 phy the INT/PWDN pin has to be programmed as an interrupt output instead of a Powerdown input in Configuration Register 3 (CFG3), Address 0x001E,

[PATCH for v4.9 LTS 63/87] net: phy: dp83867: fix irq generation

From: Grygorii Strashko [ Upstream commit 5ca7d1ca77dc23934504b95a96d2660d345f83c2 ] For proper IRQ generation by DP83867 phy the INT/PWDN pin has to be programmed as an interrupt output instead of a Powerdown input in Configuration Register 3 (CFG3), Address 0x001E, bit 7 INT_OE = 1. The