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, 57 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0265-net-mscc-ocelot-export-ocelot_hwstamp_get-set-functi.patch b/target/linux/layerscape/patches-5.4/701-net-0265-net-mscc-ocelot-export-ocelot_hwstamp_get-set-functi.patch
new file mode 100644
index 0000000000..469eea25d5
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0265-net-mscc-ocelot-export-ocelot_hwstamp_get-set-functi.patch
@@ -0,0 +1,57 @@
+From 1f7c79cacbb448420929fc3b5261b9616b5d8f6d Mon Sep 17 00:00:00 2001
+From: Yangbo Lu <yangbo.lu@nxp.com>
+Date: Wed, 20 Nov 2019 16:23:14 +0800
+Subject: [PATCH] net: mscc: ocelot: export ocelot_hwstamp_get/set functions
+
+Export ocelot_hwstamp_get/set functions so that DSA driver
+is able to reuse them.
+
+Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+Reviewed-by: Andrew Lunn <andrew@lunn.ch>
+Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/ethernet/mscc/ocelot.c | 8 ++++----
+ include/soc/mscc/ocelot.h          | 2 ++
+ 2 files changed, 6 insertions(+), 4 deletions(-)
+
+--- a/drivers/net/ethernet/mscc/ocelot.c
++++ b/drivers/net/ethernet/mscc/ocelot.c
+@@ -1049,15 +1049,14 @@ static int ocelot_get_port_parent_id(str
+ 	return 0;
+ }
+ 
+-static int ocelot_hwstamp_get(struct ocelot *ocelot, int port,
+-			      struct ifreq *ifr)
++int ocelot_hwstamp_get(struct ocelot *ocelot, int port, struct ifreq *ifr)
+ {
+ 	return copy_to_user(ifr->ifr_data, &ocelot->hwtstamp_config,
+ 			    sizeof(ocelot->hwtstamp_config)) ? -EFAULT : 0;
+ }
++EXPORT_SYMBOL(ocelot_hwstamp_get);
+ 
+-static int ocelot_hwstamp_set(struct ocelot *ocelot, int port,
+-			      struct ifreq *ifr)
++int ocelot_hwstamp_set(struct ocelot *ocelot, int port, struct ifreq *ifr)
+ {
+ 	struct ocelot_port *ocelot_port = ocelot->ports[port];
+ 	struct hwtstamp_config cfg;
+@@ -1120,6 +1119,7 @@ static int ocelot_hwstamp_set(struct oce
+ 
+ 	return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
+ }
++EXPORT_SYMBOL(ocelot_hwstamp_set);
+ 
+ static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+ {
+--- a/include/soc/mscc/ocelot.h
++++ b/include/soc/mscc/ocelot.h
+@@ -533,6 +533,8 @@ int ocelot_fdb_del(struct ocelot *ocelot
+ int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid,
+ 		    bool untagged);
+ int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid);
++int ocelot_hwstamp_get(struct ocelot *ocelot, int port, struct ifreq *ifr);
++int ocelot_hwstamp_set(struct ocelot *ocelot, int port, struct ifreq *ifr);
+ int ocelot_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts);
+ void ocelot_get_hwtimestamp(struct ocelot *ocelot, struct timespec64 *ts);
+