+static int a38x_comphy_poll(struct a38x_comphy_lane *lane,
+			    unsigned int offset, u32 mask, u32 value)
+{
+	unsigned int timeout = 10;
+	u32 val;
+
+	while (1) {
+		val = readl_relaxed(lane->base + offset);
+		if ((val & mask) == value)
+			return 0;
+		if (!timeout--)
+			break;
+		udelay(10);
+	}

Hi Russell

Maybe use one of the readx_poll_timeout() variants?

      Andrew