kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 169 deletions

diff --git a/target/linux/bcm63xx/patches-5.4/423-bcm63xx_enet_add_b53_support.patch b/target/linux/bcm63xx/patches-5.4/423-bcm63xx_enet_add_b53_support.patch
deleted file mode 100644
index 36b8579ca6..0000000000
--- a/target/linux/bcm63xx/patches-5.4/423-bcm63xx_enet_add_b53_support.patch
+++ /dev/null
@@ -1,169 +0,0 @@
---- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h
-+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
-@@ -338,6 +338,9 @@ struct bcm_enet_priv {
- 	struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT];
- 	int sw_port_link[ENETSW_MAX_PORT];
- 
-+	/* platform device for associated switch */
-+	struct platform_device *b53_device;
-+
- 	/* used to poll switch port state */
- 	struct timer_list swphy_poll;
- 	spinlock_t enetsw_mdio_lock;
---- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
-+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
-@@ -17,6 +17,7 @@
- #include <linux/dma-mapping.h>
- #include <linux/platform_device.h>
- #include <linux/if_vlan.h>
-+#include <linux/platform_data/b53.h>
- 
- #include <bcm63xx_dev_enet.h>
- #include "bcm63xx_enet.h"
-@@ -1932,7 +1933,8 @@ static int bcm_enet_remove(struct platfo
- 	return 0;
- }
- 
--struct platform_driver bcm63xx_enet_driver = {
-+
-+static struct platform_driver bcm63xx_enet_driver = {
- 	.probe	= bcm_enet_probe,
- 	.remove	= bcm_enet_remove,
- 	.driver	= {
-@@ -1941,6 +1943,42 @@ struct platform_driver bcm63xx_enet_driv
- 	},
- };
- 
-+struct b53_platform_data bcm63xx_b53_pdata = {
-+	.chip_id = 0x6300,
-+	.big_endian = 1,
-+};
-+
-+struct platform_device bcm63xx_b53_dev = {
-+	.name		= "b53-switch",
-+	.id		= -1,
-+	.dev		= {
-+		.platform_data = &bcm63xx_b53_pdata,
-+	},
-+};
-+
-+static int bcmenet_switch_register(struct bcm_enet_priv *priv, u16 port_mask)
-+{
-+	int ret;
-+
-+	bcm63xx_b53_pdata.regs = priv->base;
-+	bcm63xx_b53_pdata.enabled_ports = port_mask;
-+	bcm63xx_b53_pdata.alias = priv->net_dev->name;
-+
-+	ret = platform_device_register(&bcm63xx_b53_dev);
-+	if (!ret)
-+		priv->b53_device = &bcm63xx_b53_dev;
-+
-+	return ret;
-+}
-+
-+static void bcmenet_switch_unregister(struct bcm_enet_priv *priv)
-+{
-+	if (priv->b53_device)
-+		platform_device_unregister(&bcm63xx_b53_dev);
-+
-+	priv->b53_device = NULL;
-+}
-+
- /*
-  * switch mii access callbacks
-  */
-@@ -2197,29 +2235,6 @@ static int bcm_enetsw_open(struct net_de
- 		enetsw_writeb(priv, rgmii_ctrl, ENETSW_RGMII_CTRL_REG(i));
- 	}
- 
--	/* reset mib */
--	val = enetsw_readb(priv, ENETSW_GMCR_REG);
--	val |= ENETSW_GMCR_RST_MIB_MASK;
--	enetsw_writeb(priv, val, ENETSW_GMCR_REG);
--	mdelay(1);
--	val &= ~ENETSW_GMCR_RST_MIB_MASK;
--	enetsw_writeb(priv, val, ENETSW_GMCR_REG);
--	mdelay(1);
--
--	/* force CPU port state */
--	val = enetsw_readb(priv, ENETSW_IMPOV_REG);
--	val |= ENETSW_IMPOV_FORCE_MASK | ENETSW_IMPOV_LINKUP_MASK;
--	enetsw_writeb(priv, val, ENETSW_IMPOV_REG);
--
--	/* enable switch forward engine */
--	val = enetsw_readb(priv, ENETSW_SWMODE_REG);
--	val |= ENETSW_SWMODE_FWD_EN_MASK;
--	enetsw_writeb(priv, val, ENETSW_SWMODE_REG);
--
--	/* enable jumbo on all ports */
--	enetsw_writel(priv, 0x1ff, ENETSW_JMBCTL_PORT_REG);
--	enetsw_writew(priv, 9728, ENETSW_JMBCTL_MAXSIZE_REG);
--
- 	/* initialize flow control buffer allocation */
- 	enet_dma_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0,
- 			ENETDMA_BUFALLOC_REG(priv->rx_chan));
-@@ -2655,6 +2670,9 @@ static int bcm_enetsw_probe(struct platf
- 	struct bcm63xx_enetsw_platform_data *pd;
- 	struct resource *res_mem;
- 	int ret, irq_rx, irq_tx;
-+	unsigned i, num_ports = 0;
-+	u16 port_mask = BIT(8);
-+	u8 val;
- 
- 	if (!bcm_enet_shared_base[0])
- 		return -EPROBE_DEFER;
-@@ -2735,6 +2753,43 @@ static int bcm_enetsw_probe(struct platf
- 	priv->pdev = pdev;
- 	priv->net_dev = dev;
- 
-+	/* reset mib */
-+	val = enetsw_readb(priv, ENETSW_GMCR_REG);
-+	val |= ENETSW_GMCR_RST_MIB_MASK;
-+	enetsw_writeb(priv, val, ENETSW_GMCR_REG);
-+	mdelay(1);
-+	val &= ~ENETSW_GMCR_RST_MIB_MASK;
-+	enetsw_writeb(priv, val, ENETSW_GMCR_REG);
-+	mdelay(1);
-+
-+	/* force CPU port state */
-+	val = enetsw_readb(priv, ENETSW_IMPOV_REG);
-+	val |= ENETSW_IMPOV_FORCE_MASK | ENETSW_IMPOV_LINKUP_MASK;
-+	enetsw_writeb(priv, val, ENETSW_IMPOV_REG);
-+
-+	/* enable switch forward engine */
-+	val = enetsw_readb(priv, ENETSW_SWMODE_REG);
-+	val |= ENETSW_SWMODE_FWD_EN_MASK;
-+	enetsw_writeb(priv, val, ENETSW_SWMODE_REG);
-+
-+	/* enable jumbo on all ports */
-+	enetsw_writel(priv, 0x1ff, ENETSW_JMBCTL_PORT_REG);
-+	enetsw_writew(priv, 9728, ENETSW_JMBCTL_MAXSIZE_REG);
-+
-+	for (i = 0; i < priv->num_ports; i++) {
-+		struct bcm63xx_enetsw_port *port = &priv->used_ports[i];
-+
-+		if (!port->used)
-+			continue;
-+
-+		num_ports++;
-+		port_mask |= BIT(i);
-+	}
-+
-+	/* only register if there is more than one external port */
-+	if (num_ports > 1)
-+		bcmenet_switch_register(priv, port_mask);
-+
- 	return 0;
- 
- out_disable_clk:
-@@ -2756,6 +2811,9 @@ static int bcm_enetsw_remove(struct plat
- 	priv = netdev_priv(dev);
- 	unregister_netdev(dev);
- 
-+	/* remove switch */
-+	bcmenet_switch_unregister(priv);
-+
- 	clk_disable_unprepare(priv->mac_clk);
- 
- 	free_netdev(dev);