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, 74 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0329-net-phy-Inphi-IN112525_s03-retimer-updates.patch b/target/linux/layerscape/patches-5.4/701-net-0329-net-phy-Inphi-IN112525_s03-retimer-updates.patch
new file mode 100644
index 0000000000..2f38fd0736
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0329-net-phy-Inphi-IN112525_s03-retimer-updates.patch
@@ -0,0 +1,74 @@
+From a1b049babfd0ae224179dc82ec69cb9bbf585699 Mon Sep 17 00:00:00 2001
+From: Florin Chiculita <florinlaurentiu.chiculita@nxp.com>
+Date: Sun, 16 Dec 2018 22:35:44 +0200
+Subject: [PATCH] net/phy: Inphi IN112525_s03 retimer updates
+
+The retimer doesn't get probed in linux due to the fact that it's a
+non-standard clause-45 device. Hardcoding the phyid in device-tree
+and adding custom routines for registry read/write operations
+solves the issue.
+
+Signed-off-by: Florin Chiculita <florinlaurentiu.chiculita@nxp.com>
+---
+ drivers/net/phy/inphi.c | 30 +++++++++++++++++++++++-------
+ 1 file changed, 23 insertions(+), 7 deletions(-)
+
+--- a/drivers/net/phy/inphi.c
++++ b/drivers/net/phy/inphi.c
+@@ -82,11 +82,7 @@
+ #define PHYMISC_REG22	0x01C0
+ 
+ #define RX_VCO_CODE_OFFSET	5
+-
+-#define mdio_wr(a, b)	phy_write_mmd(inphi_phydev, MDIO_MMD_VEND1, (a), (b))
+-#define mdio_rd(a)	phy_read_mmd(inphi_phydev, MDIO_MMD_VEND1, (a))
+-
+-#define VCO_CODE  390
++#define VCO_CODE		390
+ 
+ int vco_codes[ALL_LANES] = {
+ 	VCO_CODE,
+@@ -102,6 +98,23 @@ static DECLARE_DELAYED_WORK(mykmod_work,
+ static unsigned long onesec;
+ struct phy_device *inphi_phydev;
+ 
++static int mdio_wr(u32 regnum, u16 val)
++{
++	regnum = MII_ADDR_C45 | (MDIO_MMD_VEND1 << 16) | (regnum & 0xffff);
++
++	return mdiobus_write(inphi_phydev->mdio.bus, inphi_phydev->mdio.addr,
++				regnum, val);
++}
++
++static int mdio_rd(u32 regnum)
++{
++	regnum = MII_ADDR_C45 | (MDIO_MMD_VEND1 << 16) | (regnum & 0xffff);
++
++	return mdiobus_read(inphi_phydev->mdio.bus, inphi_phydev->mdio.addr,
++				regnum);
++}
++
++
+ int bit_test(int value, int bit_field)
+ {
+ 	int result;
+@@ -518,14 +531,17 @@ int inphi_probe(struct phy_device *phyde
+ {
+ 	int phy_id = 0, id_lsb = 0, id_msb = 0;
+ 
++	/* setup the inphi_phydev ptr for mdio_rd/mdio_wr APIs */
++	inphi_phydev = phydev;
++
+ 	/* Read device id from phy registers */
+-	id_lsb = phy_read_mmd(phydev, MDIO_MMD_VEND1, INPHI_S03_DEVICE_ID_MSB);
++	id_lsb = mdio_rd(INPHI_S03_DEVICE_ID_MSB);
+ 	if (id_lsb < 0)
+ 		return -ENXIO;
+ 
+ 	phy_id = id_lsb << 16;
+ 
+-	id_msb = phy_read_mmd(phydev, MDIO_MMD_VEND1, INPHI_S03_DEVICE_ID_LSB);
++	id_msb = mdio_rd(INPHI_S03_DEVICE_ID_LSB);
+ 	if (id_msb < 0)
+ 		return -ENXIO;
+