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>
		
			
				
	
	
		
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			2.7 KiB
		
	
	
	
		
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			90 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
From 66f4bb358787f4f52de0614a92f9e4130d1e0e01 Mon Sep 17 00:00:00 2001
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From: Vladimir Oltean <vladimir.oltean@nxp.com>
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Date: Sat, 9 Nov 2019 15:02:56 +0200
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Subject: [PATCH] net: mscc: ocelot: move port initialization into separate
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 function
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We need a function for the DSA front-end that does none of the
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net_device registration, but initializes the hardware ports.
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Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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 drivers/net/ethernet/mscc/ocelot.c | 45 ++++++++++++++++++++------------------
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 1 file changed, 24 insertions(+), 21 deletions(-)
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--- a/drivers/net/ethernet/mscc/ocelot.c
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+++ b/drivers/net/ethernet/mscc/ocelot.c
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@@ -2137,6 +2137,28 @@ static int ocelot_init_timestamp(struct
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 	return 0;
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 }
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+static void ocelot_init_port(struct ocelot *ocelot, int port)
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+{
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+	struct ocelot_port *ocelot_port = ocelot->ports[port];
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+
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+	INIT_LIST_HEAD(&ocelot_port->skbs);
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+
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+	/* Basic L2 initialization */
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+
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+	/* Drop frames with multicast source address */
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+	ocelot_rmw_gix(ocelot, ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA,
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+		       ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA,
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+		       ANA_PORT_DROP_CFG, port);
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+
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+	/* Set default VLAN and tag type to 8021Q. */
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+	ocelot_rmw_gix(ocelot, REW_PORT_VLAN_CFG_PORT_TPID(ETH_P_8021Q),
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+		       REW_PORT_VLAN_CFG_PORT_TPID_M,
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+		       REW_PORT_VLAN_CFG, port);
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+
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+	/* Enable vcap lookups */
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+	ocelot_vcap_enable(ocelot, port);
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+}
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+
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 int ocelot_probe_port(struct ocelot *ocelot, u8 port,
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 		      void __iomem *regs,
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 		      struct phy_device *phy)
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@@ -2144,7 +2166,6 @@ int ocelot_probe_port(struct ocelot *oce
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 	struct ocelot_port_private *priv;
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 	struct ocelot_port *ocelot_port;
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 	struct net_device *dev;
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-	u32 val;
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 	int err;
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 	dev = alloc_etherdev(sizeof(struct ocelot_port_private));
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@@ -2172,32 +2193,14 @@ int ocelot_probe_port(struct ocelot *oce
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 	ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr, ocelot_port->pvid,
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 			  ENTRYTYPE_LOCKED);
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-	INIT_LIST_HEAD(&ocelot_port->skbs);
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+	ocelot_init_port(ocelot, port);
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 	err = register_netdev(dev);
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 	if (err) {
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 		dev_err(ocelot->dev, "register_netdev failed\n");
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-		goto err_register_netdev;
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+		free_netdev(dev);
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 	}
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-	/* Basic L2 initialization */
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-
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-	/* Drop frames with multicast source address */
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-	val = ANA_PORT_DROP_CFG_DROP_MC_SMAC_ENA;
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-	ocelot_rmw_gix(ocelot, val, val, ANA_PORT_DROP_CFG, port);
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-
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-	/* Set default VLAN and tag type to 8021Q. */
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-	ocelot_rmw_gix(ocelot, REW_PORT_VLAN_CFG_PORT_TPID(ETH_P_8021Q),
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-		       REW_PORT_VLAN_CFG_PORT_TPID_M,
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-		       REW_PORT_VLAN_CFG, port);
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-
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-	/* Enable vcap lookups */
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-	ocelot_vcap_enable(ocelot, port);
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-
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-	return 0;
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-
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-err_register_netdev:
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-	free_netdev(dev);
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 	return err;
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 }
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 EXPORT_SYMBOL(ocelot_probe_port);
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