layerscape: add patches-5.4

Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>

1 files changed, 108 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0239-net-mscc-ocelot-break-apart-vlan-operations-into-oce.patch b/target/linux/layerscape/patches-5.4/701-net-0239-net-mscc-ocelot-break-apart-vlan-operations-into-oce.patch
new file mode 100644
index 0000000000..d2b2cfcc67
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0239-net-mscc-ocelot-break-apart-vlan-operations-into-oce.patch
@@ -0,0 +1,108 @@
+From 829d9def89b452c4d13d15fd578dea524d9f8521 Mon Sep 17 00:00:00 2001
+From: Vladimir Oltean <vladimir.oltean@nxp.com>
+Date: Sat, 9 Nov 2019 15:02:48 +0200
+Subject: [PATCH] net: mscc: ocelot: break apart vlan operations into
+ ocelot_vlan_{add, del}
+
+We need an implementation of these functions that is agnostic to the
+higher layer (switchdev or dsa).
+
+Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/ethernet/mscc/ocelot.c | 60 ++++++++++++++++++++++++++------------
+ 1 file changed, 42 insertions(+), 18 deletions(-)
+
+--- a/drivers/net/ethernet/mscc/ocelot.c
++++ b/drivers/net/ethernet/mscc/ocelot.c
+@@ -270,18 +270,11 @@ static void ocelot_port_set_pvid(struct
+ 	ocelot_port->pvid = pvid;
+ }
+ 
+-static int ocelot_vlan_vid_add(struct net_device *dev, u16 vid, bool pvid,
+-			       bool untagged)
++static int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid,
++			   bool untagged)
+ {
+-	struct ocelot_port *ocelot_port = netdev_priv(dev);
+-	struct ocelot *ocelot = ocelot_port->ocelot;
+-	int port = ocelot_port->chip_port;
+ 	int ret;
+ 
+-	/* Add the port MAC address to with the right VLAN information */
+-	ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, vid,
+-			  ENTRYTYPE_LOCKED);
+-
+ 	/* Make the port a member of the VLAN */
+ 	ocelot->vlan_mask[vid] |= BIT(port);
+ 	ret = ocelot_vlant_set_mask(ocelot, vid, ocelot->vlan_mask[vid]);
+@@ -302,22 +295,29 @@ static int ocelot_vlan_vid_add(struct ne
+ 	return 0;
+ }
+ 
+-static int ocelot_vlan_vid_del(struct net_device *dev, u16 vid)
++static int ocelot_vlan_vid_add(struct net_device *dev, u16 vid, bool pvid,
++			       bool untagged)
+ {
+ 	struct ocelot_port *ocelot_port = netdev_priv(dev);
+ 	struct ocelot *ocelot = ocelot_port->ocelot;
+ 	int port = ocelot_port->chip_port;
+ 	int ret;
+ 
+-	/* 8021q removes VID 0 on module unload for all interfaces
+-	 * with VLAN filtering feature. We need to keep it to receive
+-	 * untagged traffic.
+-	 */
+-	if (vid == 0)
+-		return 0;
++	ret = ocelot_vlan_add(ocelot, port, vid, pvid, untagged);
++	if (ret)
++		return ret;
+ 
+-	/* Del the port MAC address to with the right VLAN information */
+-	ocelot_mact_forget(ocelot, dev->dev_addr, vid);
++	/* Add the port MAC address to with the right VLAN information */
++	ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, vid,
++			  ENTRYTYPE_LOCKED);
++
++	return 0;
++}
++
++static int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid)
++{
++	struct ocelot_port *ocelot_port = ocelot->ports[port];
++	int ret;
+ 
+ 	/* Stop the port from being a member of the vlan */
+ 	ocelot->vlan_mask[vid] &= ~BIT(port);
+@@ -335,6 +335,30 @@ static int ocelot_vlan_vid_del(struct ne
+ 
+ 	return 0;
+ }
++
++static int ocelot_vlan_vid_del(struct net_device *dev, u16 vid)
++{
++	struct ocelot_port *ocelot_port = netdev_priv(dev);
++	struct ocelot *ocelot = ocelot_port->ocelot;
++	int port = ocelot_port->chip_port;
++	int ret;
++
++	/* 8021q removes VID 0 on module unload for all interfaces
++	 * with VLAN filtering feature. We need to keep it to receive
++	 * untagged traffic.
++	 */
++	if (vid == 0)
++		return 0;
++
++	ret = ocelot_vlan_del(ocelot, port, vid);
++	if (ret)
++		return ret;
++
++	/* Del the port MAC address to with the right VLAN information */
++	ocelot_mact_forget(ocelot, dev->dev_addr, vid);
++
++	return 0;
++}
+ 
+ static void ocelot_vlan_init(struct ocelot *ocelot)
+ {