ipq40xx: drop 5.4 kernel

Since 5.10 is now default, no point in keeping
5.4 around.

Signed-off-by: Robert Marko <robert.marko@sartura.hr>

1 files changed, 0 insertions, 210 deletions

diff --git a/target/linux/ipq40xx/patches-5.4/0005-01-v5.8-net-phy-mdio-add-IPQ4019-MDIO-driver.patch b/target/linux/ipq40xx/patches-5.4/0005-01-v5.8-net-phy-mdio-add-IPQ4019-MDIO-driver.patch
deleted file mode 100644
index b48e922fb0..0000000000
--- a/target/linux/ipq40xx/patches-5.4/0005-01-v5.8-net-phy-mdio-add-IPQ4019-MDIO-driver.patch
+++ /dev/null
@@ -1,210 +0,0 @@
-From 466ed24fb22342f3ae1c10758a6a0c6a8c081b2d Mon Sep 17 00:00:00 2001
-From: Robert Marko <robert.marko@sartura.hr>
-Date: Thu, 30 Apr 2020 11:07:05 +0200
-Subject: [PATCH] net: phy: mdio: add IPQ4019 MDIO driver
-
-This patch adds the driver for the MDIO interface
-inside of Qualcomm IPQ40xx series SoC-s.
-
-Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
-Signed-off-by: Robert Marko <robert.marko@sartura.hr>
-Reviewed-by: Andrew Lunn <andrew@lunn.ch>
-Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
-Cc: Luka Perkov <luka.perkov@sartura.hr>
-Signed-off-by: David S. Miller <davem@davemloft.net>
----
- drivers/net/phy/Kconfig        |   7 ++
- drivers/net/phy/Makefile       |   1 +
- drivers/net/phy/mdio-ipq4019.c | 160 +++++++++++++++++++++++++++++++++
- 3 files changed, 168 insertions(+)
- create mode 100644 drivers/net/phy/mdio-ipq4019.c
-
---- a/drivers/net/phy/Kconfig
-+++ b/drivers/net/phy/Kconfig
-@@ -156,6 +156,13 @@ config MDIO_I2C
- 
- 	  This is library mode.
- 
-+config MDIO_IPQ4019
-+	tristate "Qualcomm IPQ4019 MDIO interface support"
-+	depends on HAS_IOMEM && OF_MDIO
-+	help
-+	  This driver supports the MDIO interface found in Qualcomm
-+	  IPQ40xx series Soc-s.
-+
- config MDIO_MOXART
- 	tristate "MOXA ART MDIO interface support"
- 	depends on ARCH_MOXART || COMPILE_TEST
---- a/drivers/net/phy/Makefile
-+++ b/drivers/net/phy/Makefile
-@@ -49,6 +49,7 @@ obj-$(CONFIG_MDIO_CAVIUM)	+= mdio-cavium
- obj-$(CONFIG_MDIO_GPIO)		+= mdio-gpio.o
- obj-$(CONFIG_MDIO_HISI_FEMAC)	+= mdio-hisi-femac.o
- obj-$(CONFIG_MDIO_I2C)		+= mdio-i2c.o
-+obj-$(CONFIG_MDIO_IPQ4019)	+= mdio-ipq4019.o
- obj-$(CONFIG_MDIO_MOXART)	+= mdio-moxart.o
- obj-$(CONFIG_MDIO_MSCC_MIIM)	+= mdio-mscc-miim.o
- obj-$(CONFIG_MDIO_OCTEON)	+= mdio-octeon.o
---- /dev/null
-+++ b/drivers/net/phy/mdio-ipq4019.c
-@@ -0,0 +1,160 @@
-+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
-+/* Copyright (c) 2015, The Linux Foundation. All rights reserved. */
-+/* Copyright (c) 2020 Sartura Ltd. */
-+
-+#include <linux/delay.h>
-+#include <linux/kernel.h>
-+#include <linux/module.h>
-+#include <linux/io.h>
-+#include <linux/iopoll.h>
-+#include <linux/of_address.h>
-+#include <linux/of_mdio.h>
-+#include <linux/phy.h>
-+#include <linux/platform_device.h>
-+
-+#define MDIO_ADDR_REG				0x44
-+#define MDIO_DATA_WRITE_REG			0x48
-+#define MDIO_DATA_READ_REG			0x4c
-+#define MDIO_CMD_REG				0x50
-+#define MDIO_CMD_ACCESS_BUSY		BIT(16)
-+#define MDIO_CMD_ACCESS_START		BIT(8)
-+#define MDIO_CMD_ACCESS_CODE_READ	0
-+#define MDIO_CMD_ACCESS_CODE_WRITE	1
-+
-+#define ipq4019_MDIO_TIMEOUT	10000
-+#define ipq4019_MDIO_SLEEP		10
-+
-+struct ipq4019_mdio_data {
-+	void __iomem	*membase;
-+};
-+
-+static int ipq4019_mdio_wait_busy(struct mii_bus *bus)
-+{
-+	struct ipq4019_mdio_data *priv = bus->priv;
-+	unsigned int busy;
-+
-+	return readl_poll_timeout(priv->membase + MDIO_CMD_REG, busy,
-+				  (busy & MDIO_CMD_ACCESS_BUSY) == 0,
-+				  ipq4019_MDIO_SLEEP, ipq4019_MDIO_TIMEOUT);
-+}
-+
-+static int ipq4019_mdio_read(struct mii_bus *bus, int mii_id, int regnum)
-+{
-+	struct ipq4019_mdio_data *priv = bus->priv;
-+	unsigned int cmd;
-+
-+	/* Reject clause 45 */
-+	if (regnum & MII_ADDR_C45)
-+		return -EOPNOTSUPP;
-+
-+	if (ipq4019_mdio_wait_busy(bus))
-+		return -ETIMEDOUT;
-+
-+	/* issue the phy address and reg */
-+	writel((mii_id << 8) | regnum, priv->membase + MDIO_ADDR_REG);
-+
-+	cmd = MDIO_CMD_ACCESS_START | MDIO_CMD_ACCESS_CODE_READ;
-+
-+	/* issue read command */
-+	writel(cmd, priv->membase + MDIO_CMD_REG);
-+
-+	/* Wait read complete */
-+	if (ipq4019_mdio_wait_busy(bus))
-+		return -ETIMEDOUT;
-+
-+	/* Read and return data */
-+	return readl(priv->membase + MDIO_DATA_READ_REG);
-+}
-+
-+static int ipq4019_mdio_write(struct mii_bus *bus, int mii_id, int regnum,
-+							 u16 value)
-+{
-+	struct ipq4019_mdio_data *priv = bus->priv;
-+	unsigned int cmd;
-+
-+	/* Reject clause 45 */
-+	if (regnum & MII_ADDR_C45)
-+		return -EOPNOTSUPP;
-+
-+	if (ipq4019_mdio_wait_busy(bus))
-+		return -ETIMEDOUT;
-+
-+	/* issue the phy address and reg */
-+	writel((mii_id << 8) | regnum, priv->membase + MDIO_ADDR_REG);
-+
-+	/* issue write data */
-+	writel(value, priv->membase + MDIO_DATA_WRITE_REG);
-+
-+	cmd = MDIO_CMD_ACCESS_START | MDIO_CMD_ACCESS_CODE_WRITE;
-+	/* issue write command */
-+	writel(cmd, priv->membase + MDIO_CMD_REG);
-+
-+	/* Wait write complete */
-+	if (ipq4019_mdio_wait_busy(bus))
-+		return -ETIMEDOUT;
-+
-+	return 0;
-+}
-+
-+static int ipq4019_mdio_probe(struct platform_device *pdev)
-+{
-+	struct ipq4019_mdio_data *priv;
-+	struct mii_bus *bus;
-+	int ret;
-+
-+	bus = devm_mdiobus_alloc_size(&pdev->dev, sizeof(*priv));
-+	if (!bus)
-+		return -ENOMEM;
-+
-+	priv = bus->priv;
-+
-+	priv->membase = devm_platform_ioremap_resource(pdev, 0);
-+	if (IS_ERR(priv->membase))
-+		return PTR_ERR(priv->membase);
-+
-+	bus->name = "ipq4019_mdio";
-+	bus->read = ipq4019_mdio_read;
-+	bus->write = ipq4019_mdio_write;
-+	bus->parent = &pdev->dev;
-+	snprintf(bus->id, MII_BUS_ID_SIZE, "%s%d", pdev->name, pdev->id);
-+
-+	ret = of_mdiobus_register(bus, pdev->dev.of_node);
-+	if (ret) {
-+		dev_err(&pdev->dev, "Cannot register MDIO bus!\n");
-+		return ret;
-+	}
-+
-+	platform_set_drvdata(pdev, bus);
-+
-+	return 0;
-+}
-+
-+static int ipq4019_mdio_remove(struct platform_device *pdev)
-+{
-+	struct mii_bus *bus = platform_get_drvdata(pdev);
-+
-+	mdiobus_unregister(bus);
-+
-+	return 0;
-+}
-+
-+static const struct of_device_id ipq4019_mdio_dt_ids[] = {
-+	{ .compatible = "qcom,ipq4019-mdio" },
-+	{ }
-+};
-+MODULE_DEVICE_TABLE(of, ipq4019_mdio_dt_ids);
-+
-+static struct platform_driver ipq4019_mdio_driver = {
-+	.probe = ipq4019_mdio_probe,
-+	.remove = ipq4019_mdio_remove,
-+	.driver = {
-+		.name = "ipq4019-mdio",
-+		.of_match_table = ipq4019_mdio_dt_ids,
-+	},
-+};
-+
-+module_platform_driver(ipq4019_mdio_driver);
-+
-+MODULE_DESCRIPTION("ipq4019 MDIO interface driver");
-+MODULE_AUTHOR("Qualcomm Atheros");
-+MODULE_LICENSE("Dual BSD/GPL");