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, 72 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0250-net-mscc-ocelot-refactor-adjust_link-into-a-netdev-i.patch b/target/linux/layerscape/patches-5.4/701-net-0250-net-mscc-ocelot-refactor-adjust_link-into-a-netdev-i.patch
new file mode 100644
index 0000000000..7f80cd4a88
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0250-net-mscc-ocelot-refactor-adjust_link-into-a-netdev-i.patch
@@ -0,0 +1,72 @@
+From f8c221dc7383a50defcc5b96595e092159dbe928 Mon Sep 17 00:00:00 2001
+From: Vladimir Oltean <vladimir.oltean@nxp.com>
+Date: Sat, 9 Nov 2019 15:02:59 +0200
+Subject: [PATCH] net: mscc: ocelot: refactor adjust_link into a
+ netdev-independent function
+
+This will be called from the Felix DSA frontend, which will work in
+PHYLIB compatibility mode initially.
+
+Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/ethernet/mscc/ocelot.c | 27 +++++++++++++++++----------
+ 1 file changed, 17 insertions(+), 10 deletions(-)
+
+--- a/drivers/net/ethernet/mscc/ocelot.c
++++ b/drivers/net/ethernet/mscc/ocelot.c
+@@ -410,15 +410,13 @@ static u16 ocelot_wm_enc(u16 value)
+ 	return value;
+ }
+ 
+-static void ocelot_port_adjust_link(struct net_device *dev)
++static void ocelot_adjust_link(struct ocelot *ocelot, int port,
++			       struct phy_device *phydev)
+ {
+-	struct ocelot_port_private *priv = netdev_priv(dev);
+-	struct ocelot_port *ocelot_port = &priv->port;
+-	struct ocelot *ocelot = ocelot_port->ocelot;
++	struct ocelot_port *ocelot_port = ocelot->ports[port];
+ 	int speed, atop_wm, mode = 0;
+-	u8 port = priv->chip_port;
+ 
+-	switch (dev->phydev->speed) {
++	switch (phydev->speed) {
+ 	case SPEED_10:
+ 		speed = OCELOT_SPEED_10;
+ 		break;
+@@ -434,14 +432,14 @@ static void ocelot_port_adjust_link(stru
+ 		mode = DEV_MAC_MODE_CFG_GIGA_MODE_ENA;
+ 		break;
+ 	default:
+-		netdev_err(dev, "Unsupported PHY speed: %d\n",
+-			   dev->phydev->speed);
++		dev_err(ocelot->dev, "Unsupported PHY speed on port %d: %d\n",
++			port, phydev->speed);
+ 		return;
+ 	}
+ 
+-	phy_print_status(dev->phydev);
++	phy_print_status(phydev);
+ 
+-	if (!dev->phydev->link)
++	if (!phydev->link)
+ 		return;
+ 
+ 	/* Only full duplex supported for now */
+@@ -536,6 +534,15 @@ static void ocelot_port_adjust_link(stru
+ 	ocelot_write(ocelot, ocelot_wm_enc(atop_wm), SYS_ATOP_TOT_CFG);
+ }
+ 
++static void ocelot_port_adjust_link(struct net_device *dev)
++{
++	struct ocelot_port_private *priv = netdev_priv(dev);
++	struct ocelot *ocelot = priv->port.ocelot;
++	int port = priv->chip_port;
++
++	ocelot_adjust_link(ocelot, port, dev->phydev);
++}
++
+ static void ocelot_port_enable(struct ocelot *ocelot, int port,
+ 			       struct phy_device *phy)
+ {