openwrtv4/target/linux/bcm53xx/patches-4.4/710-b53-add-hacky-CPU-port-fixes-for-devices-not-using-p.patch

From 4abdde3ad6bc0b3b157c4bf6ec0bf139d11d07e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Wed, 13 May 2015 14:13:28 +0200
Subject: [PATCH] b53: add hacky CPU port fixes for devices not using port 5
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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
 drivers/net/phy/b53/b53_common.c | 6 ++++++
 1 file changed, 6 insertions(+)

--- a/drivers/net/phy/b53/b53_common.c
+++ b/drivers/net/phy/b53/b53_common.c
@@ -27,6 +27,7 @@
 #include <linux/of.h>
 #include <linux/of_net.h>
 #include <linux/platform_data/b53.h>
+#include <linux/of.h>
 
 #include "b53_regs.h"
 #include "b53_priv.h"
@@ -1578,6 +1579,28 @@ static int b53_switch_init(struct b53_de
 			return ret;
 	}
 
+	/* Set correct CPU port */
+	if (of_machine_is_compatible("asus,rt-ac87u"))
+		sw_dev->cpu_port = 7;
+	else if (of_machine_is_compatible("netgear,r7900"))
+		sw_dev->cpu_port = 8;
+	else if (of_machine_is_compatible("netgear,r8000"))
+		sw_dev->cpu_port = 8;
+	else if (of_machine_is_compatible("netgear,r8500"))
+		sw_dev->cpu_port = 8;
+
+	/* Enable extra ports */
+	if (of_machine_is_compatible("tenda,ac9"))
+		dev->enabled_ports |= BIT(5);
+
+	/*
+	 * Workaround for devices using port 8 (connected to the 3rd iface).
+	 * For some reason it doesn't work (no packets on eth2).
+	 */
+	if (of_machine_is_compatible("netgear,r7900") ||
+	    of_machine_is_compatible("netgear,r8000"))
+		sw_dev->cpu_port = 5;
+
 	dev->enabled_ports |= BIT(sw_dev->cpu_port);
 	sw_dev->ports = fls(dev->enabled_ports);