Thread (1 message) 1 message, 1 author, 2016-06-04

Re: [RFC v3 1/3] NET: PHY: adds driver for Intel XWAY PHY

From: Daniel Schwierzeck <hidden>
Date: 2016-06-04 15:27:38
Also in: linux-devicetree


Am 04.06.2016 um 16:43 schrieb Langer, Thomas:
Hello Hauke,

[...]
quoted
+
+static int xway_gphy_ack_interrupt(struct phy_device *phydev)
+{
+	int reg;
+
+	/**
+	 * Possible IRQ numbers:
+	 * - IM3_IRL18 for GPHY0
+	 * - IM3_IRL17 for GPHY1
These are references to the SoC interrupts.
quoted
+	 *
+	 * Due to a silicon bug IRQ lines are not really independent from
+	 * each other. Sometimes the two lines are driven at the same time
+	 * if only one GPHY core raises the interrupt.
So this errata sounds like a SoC errata, not an errata for the PHY.
this comment is a remnant from the first driver version which was mainly
used on a VRX200 SoC. But interrupts are generally working fine so this
comment should be removed.


-- 
- Daniel
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