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, 135 deletions

diff --git a/target/linux/bcm4908/patches-5.4/084-v5.6-0011-phy-usb-bdc-Fix-occasional-failure-with-BDC-on-7211.patch b/target/linux/bcm4908/patches-5.4/084-v5.6-0011-phy-usb-bdc-Fix-occasional-failure-with-BDC-on-7211.patch
deleted file mode 100644
index 80ec141685..0000000000
--- a/target/linux/bcm4908/patches-5.4/084-v5.6-0011-phy-usb-bdc-Fix-occasional-failure-with-BDC-on-7211.patch
+++ /dev/null
@@ -1,135 +0,0 @@
-From bed63b636fedf47dbab899a5193ec5ec4539f6fc Mon Sep 17 00:00:00 2001
-From: Al Cooper <alcooperx@gmail.com>
-Date: Fri, 3 Jan 2020 13:18:09 -0500
-Subject: [PATCH] phy: usb: bdc: Fix occasional failure with BDC on 7211
-
-The BDC "Read Transaction Size" needs to be changed from 1024
-bytes to 256 bytes to prevent occasional transaction failures.
-
-Signed-off-by: Al Cooper <alcooperx@gmail.com>
-Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
-Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
----
- .../phy/broadcom/phy-brcm-usb-init-synopsys.c | 18 +++++++++++++++
- drivers/phy/broadcom/phy-brcm-usb-init.h      |  1 +
- drivers/phy/broadcom/phy-brcm-usb.c           | 23 +++++++++++++++----
- 3 files changed, 38 insertions(+), 4 deletions(-)
-
---- a/drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c
-+++ b/drivers/phy/broadcom/phy-brcm-usb-init-synopsys.c
-@@ -70,6 +70,11 @@
- #define USB_GMDIOCSR	0
- #define USB_GMDIOGEN	4
- 
-+/* Register definitions for the BDC EC block in 7211b0 */
-+#define BDC_EC_AXIRDA			0x0c
-+#define   BDC_EC_AXIRDA_RTS_MASK			0xf0000000
-+#define   BDC_EC_AXIRDA_RTS_SHIFT			28
-+
- 
- static void usb_mdio_write_7211b0(struct brcm_usb_init_params *params,
- 				  uint8_t addr, uint16_t data)
-@@ -198,6 +203,7 @@ static void usb_init_common_7211b0(struc
- {
- 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];
- 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];
-+	void __iomem *bdc_ec = params->regs[BRCM_REGS_BDC_EC];
- 	int timeout_ms = PHY_LOCK_TIMEOUT_MS;
- 	u32 reg;
- 
-@@ -231,6 +237,18 @@ static void usb_init_common_7211b0(struc
- 	usb_init_common(params);
- 
- 	/*
-+	 * The BDC controller will get occasional failures with
-+	 * the default "Read Transaction Size" of 6 (1024 bytes).
-+	 * Set it to 4 (256 bytes).
-+	 */
-+	if ((params->mode != USB_CTLR_MODE_HOST) && bdc_ec) {
-+		reg = brcm_usb_readl(bdc_ec + BDC_EC_AXIRDA);
-+		reg &= ~BDC_EC_AXIRDA_RTS_MASK;
-+		reg |= (0x4 << BDC_EC_AXIRDA_RTS_SHIFT);
-+		brcm_usb_writel(reg, bdc_ec + BDC_EC_AXIRDA);
-+	}
-+
-+	/*
- 	 * Disable FSM, otherwise the PHY will auto suspend when no
- 	 * device is connected and will be reset on resume.
- 	 */
---- a/drivers/phy/broadcom/phy-brcm-usb-init.h
-+++ b/drivers/phy/broadcom/phy-brcm-usb-init.h
-@@ -19,6 +19,7 @@ enum brcmusb_reg_sel {
- 	BRCM_REGS_XHCI_GBL,
- 	BRCM_REGS_USB_PHY,
- 	BRCM_REGS_USB_MDIO,
-+	BRCM_REGS_BDC_EC,
- 	BRCM_REGS_MAX
- };
- 
---- a/drivers/phy/broadcom/phy-brcm-usb.c
-+++ b/drivers/phy/broadcom/phy-brcm-usb.c
-@@ -36,6 +36,7 @@ struct value_to_name_map {
- struct match_chip_info {
- 	void *init_func;
- 	u8 required_regs[BRCM_REGS_MAX + 1];
-+	u8 optional_reg;
- };
- 
- static struct value_to_name_map brcm_dr_mode_to_name[] = {
-@@ -71,7 +72,7 @@ struct brcm_usb_phy_data {
- };
- 
- static s8 *node_reg_names[BRCM_REGS_MAX] = {
--	"crtl", "xhci_ec", "xhci_gbl", "usb_phy", "usb_mdio"
-+	"crtl", "xhci_ec", "xhci_gbl", "usb_phy", "usb_mdio", "bdc_ec"
- };
- 
- static irqreturn_t brcm_usb_phy_wake_isr(int irq, void *dev_id)
-@@ -271,6 +272,7 @@ static struct match_chip_info chip_info_
- 		BRCM_REGS_USB_MDIO,
- 		-1,
- 	},
-+	.optional_reg = BRCM_REGS_BDC_EC,
- };
- 
- static struct match_chip_info chip_info_7445 = {
-@@ -300,7 +302,8 @@ static const struct of_device_id brcm_us
- 
- static int brcm_usb_get_regs(struct platform_device *pdev,
- 			     enum brcmusb_reg_sel regs,
--			     struct  brcm_usb_init_params *ini)
-+			     struct  brcm_usb_init_params *ini,
-+			     bool optional)
- {
- 	struct resource *res;
- 
-@@ -317,7 +320,13 @@ static int brcm_usb_get_regs(struct plat
- 				return 0;
- 		}
- 		if (res == NULL) {
--			dev_err(&pdev->dev, "can't get %s base address\n",
-+			if (optional) {
-+				dev_dbg(&pdev->dev,
-+					"Optional reg %s not found\n",
-+					node_reg_names[regs]);
-+				return 0;
-+			}
-+			dev_err(&pdev->dev, "can't get %s base addr\n",
- 				node_reg_names[regs]);
- 			return 1;
- 		}
-@@ -460,7 +469,13 @@ static int brcm_usb_phy_probe(struct pla
- 			break;
- 
- 		err = brcm_usb_get_regs(pdev, info->required_regs[x],
--					&priv->ini);
-+					&priv->ini, false);
-+		if (err)
-+			return -EINVAL;
-+	}
-+	if (info->optional_reg) {
-+		err = brcm_usb_get_regs(pdev, info->optional_reg,
-+					&priv->ini, true);
- 		if (err)
- 			return -EINVAL;
- 	}