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kernel: kmod-dsa-ks8995: Backport DSA patches

Converts the KS8995 "phy" driver to a proper DSA switch.
Currently the upstream only supports the "none" tag
but this is a good improvement already.

Make the old module depend on kernel 6.6 and the new
one depend on !6.6.

The Realtek RTL8261n patch needs to be refreshed
because of textual dependencies.

Realtek RTL838x DSA and phy patches also have textual
dependencies and need to be refreshed.

The Mediatek in-flight DSA patch and related patches
also need to be rebased and refreshed.

Link: https://github.com/openwrt/openwrt/pull/19970
Signed-off-by: Linus Walleij <[email protected]>
Linus Walleij 3 月之前
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+ 19 - 0
package/kernel/linux/modules/netdevices.mk

@@ -794,6 +794,24 @@ endef
 $(eval $(call KernelPackage,dsa-rtl8365mb))
 
 
+define KernelPackage/dsa-ks8995
+  SUBMENU:=$(NETWORK_DEVICES_MENU)
+  TITLE:=Micrel/Kendin KS8995 Ethernet DSA Switch
+  DEPENDS:=@!LINUX_6_6 +kmod-dsa +kmod-dsa-notag
+  FILES:= $(LINUX_DIR)/drivers/net/dsa/ks8995.ko
+  KCONFIG:= CONFIG_NET_DSA_KS8995 \
+	CONFIG_SPI=y \
+	CONFIG_SPI_MASTER=y
+  AUTOLOAD:=$(call AutoLoad,42,ks8995)
+endef
+
+define KernelPackage/dsa-ks8995/description
+  Kernel module for Micrel/Kendin KS8995 DSA switch
+endef
+
+$(eval $(call KernelPackage,dsa-ks8995))
+
+
 define KernelPackage/swconfig
   SUBMENU:=$(NETWORK_DEVICES_MENU)
   TITLE:=switch configuration API
@@ -1641,6 +1659,7 @@ $(eval $(call KernelPackage,vmxnet3))
 define KernelPackage/spi-ks8995
   SUBMENU:=$(NETWORK_DEVICES_MENU)
   TITLE:=Micrel/Kendin KS8995 Ethernet switch control
+  DEPENDS:=@LINUX_6_6
   FILES:=$(LINUX_DIR)/drivers/net/phy/spi_ks8995.ko
   KCONFIG:=CONFIG_MICREL_KS8995MA \
 	CONFIG_SPI=y \

+ 1092 - 0
target/linux/generic/backport-6.12/783-01-v6.18-net-dsa-Move-KS8995-to-the-DSA-subsystem.patch

@@ -0,0 +1,1092 @@
+From 9c370f7f92b0232fe925ca2caefb5e3126a0357d Mon Sep 17 00:00:00 2001
+From: Linus Walleij <[email protected]>
+Date: Wed, 13 Aug 2025 23:43:03 +0200
+Subject: [PATCH 1/4] net: dsa: Move KS8995 to the DSA subsystem
+
+By reading the datasheets for the KS8995 it is obvious that this
+is a 100 Mbit DSA switch.
+
+Let us start the refactoring by moving it to the DSA subsystem to
+preserve development history.
+
+Verified that the chip still probes the same after this patch
+provided CONFIG_HAVE_NET_DSA, CONFIG_NET_DSA and CONFIG_DSA_KS8995
+are selected.
+
+Signed-off-by: Linus Walleij <[email protected]>
+Reviewed-by: Andrew Lunn <[email protected]>
+Link: https://patch.msgid.link/[email protected]
+Signed-off-by: Jakub Kicinski <[email protected]>
+---
+ drivers/net/dsa/Kconfig                        | 7 +++++++
+ drivers/net/dsa/Makefile                       | 1 +
+ drivers/net/{phy/spi_ks8995.c => dsa/ks8995.c} | 0
+ drivers/net/phy/Kconfig                        | 4 ----
+ drivers/net/phy/Makefile                       | 1 -
+ 5 files changed, 8 insertions(+), 5 deletions(-)
+ rename drivers/net/{phy/spi_ks8995.c => dsa/ks8995.c} (100%)
+
+--- a/drivers/net/dsa/Kconfig
++++ b/drivers/net/dsa/Kconfig
+@@ -98,6 +98,13 @@ config NET_DSA_RZN1_A5PSW
+ 	  This driver supports the A5PSW switch, which is embedded in Renesas
+ 	  RZ/N1 SoC.
+ 
++config NET_DSA_KS8995
++	tristate "Micrel KS8995 family 5-ports 10/100 Ethernet switches"
++	depends on SPI
++	help
++	  This driver supports the Micrel KS8995 family of 10/100 Mbit ethernet
++	  switches, managed over SPI.
++
+ config NET_DSA_SMSC_LAN9303
+ 	tristate
+ 	select NET_DSA_TAG_LAN9303
+--- a/drivers/net/dsa/Makefile
++++ b/drivers/net/dsa/Makefile
+@@ -5,6 +5,7 @@ obj-$(CONFIG_NET_DSA_LOOP)	+= dsa_loop.o
+ ifdef CONFIG_NET_DSA_LOOP
+ obj-$(CONFIG_FIXED_PHY)		+= dsa_loop_bdinfo.o
+ endif
++obj-$(CONFIG_NET_DSA_KS8995) 	+= ks8995.o
+ obj-$(CONFIG_NET_DSA_LANTIQ_GSWIP) += lantiq_gswip.o
+ obj-$(CONFIG_NET_DSA_MT7530)	+= mt7530.o
+ obj-$(CONFIG_NET_DSA_MT7530_MDIO) += mt7530-mdio.o
+--- a/drivers/net/phy/Kconfig
++++ b/drivers/net/phy/Kconfig
+@@ -443,7 +443,3 @@ config XILINX_GMII2RGMII
+ 	  Ethernet physical media devices and the Gigabit Ethernet controller.
+ 
+ endif # PHYLIB
+-
+-config MICREL_KS8995MA
+-	tristate "Micrel KS8995MA 5-ports 10/100 managed Ethernet switch"
+-	depends on SPI
+--- a/drivers/net/phy/Makefile
++++ b/drivers/net/phy/Makefile
+@@ -77,7 +77,6 @@ obj-$(CONFIG_MARVELL_88X2222_PHY)	+= mar
+ obj-$(CONFIG_MAXLINEAR_GPHY)	+= mxl-gpy.o
+ obj-y				+= mediatek/
+ obj-$(CONFIG_MESON_GXL_PHY)	+= meson-gxl.o
+-obj-$(CONFIG_MICREL_KS8995MA)	+= spi_ks8995.o
+ obj-$(CONFIG_MICREL_PHY)	+= micrel.o
+ obj-$(CONFIG_MICROCHIP_PHY)	+= microchip.o
+ obj-$(CONFIG_MICROCHIP_T1_PHY)	+= microchip_t1.o
+--- /dev/null
++++ b/drivers/net/dsa/ks8995.c
+@@ -0,0 +1,506 @@
++// SPDX-License-Identifier: GPL-2.0
++/*
++ * SPI driver for Micrel/Kendin KS8995M and KSZ8864RMN ethernet switches
++ *
++ * Copyright (C) 2008 Gabor Juhos <juhosg at openwrt.org>
++ *
++ * This file was based on: drivers/spi/at25.c
++ *     Copyright (C) 2006 David Brownell
++ */
++
++#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
++
++#include <linux/types.h>
++#include <linux/kernel.h>
++#include <linux/module.h>
++#include <linux/delay.h>
++#include <linux/device.h>
++#include <linux/gpio/consumer.h>
++#include <linux/of.h>
++
++#include <linux/spi/spi.h>
++
++#define DRV_VERSION		"0.1.1"
++#define DRV_DESC		"Micrel KS8995 Ethernet switch SPI driver"
++
++/* ------------------------------------------------------------------------ */
++
++#define KS8995_REG_ID0		0x00    /* Chip ID0 */
++#define KS8995_REG_ID1		0x01    /* Chip ID1 */
++
++#define KS8995_REG_GC0		0x02    /* Global Control 0 */
++#define KS8995_REG_GC1		0x03    /* Global Control 1 */
++#define KS8995_REG_GC2		0x04    /* Global Control 2 */
++#define KS8995_REG_GC3		0x05    /* Global Control 3 */
++#define KS8995_REG_GC4		0x06    /* Global Control 4 */
++#define KS8995_REG_GC5		0x07    /* Global Control 5 */
++#define KS8995_REG_GC6		0x08    /* Global Control 6 */
++#define KS8995_REG_GC7		0x09    /* Global Control 7 */
++#define KS8995_REG_GC8		0x0a    /* Global Control 8 */
++#define KS8995_REG_GC9		0x0b    /* Global Control 9 */
++
++#define KS8995_REG_PC(p, r)	((0x10 * p) + r)	 /* Port Control */
++#define KS8995_REG_PS(p, r)	((0x10 * p) + r + 0xe)  /* Port Status */
++
++#define KS8995_REG_TPC0		0x60    /* TOS Priority Control 0 */
++#define KS8995_REG_TPC1		0x61    /* TOS Priority Control 1 */
++#define KS8995_REG_TPC2		0x62    /* TOS Priority Control 2 */
++#define KS8995_REG_TPC3		0x63    /* TOS Priority Control 3 */
++#define KS8995_REG_TPC4		0x64    /* TOS Priority Control 4 */
++#define KS8995_REG_TPC5		0x65    /* TOS Priority Control 5 */
++#define KS8995_REG_TPC6		0x66    /* TOS Priority Control 6 */
++#define KS8995_REG_TPC7		0x67    /* TOS Priority Control 7 */
++
++#define KS8995_REG_MAC0		0x68    /* MAC address 0 */
++#define KS8995_REG_MAC1		0x69    /* MAC address 1 */
++#define KS8995_REG_MAC2		0x6a    /* MAC address 2 */
++#define KS8995_REG_MAC3		0x6b    /* MAC address 3 */
++#define KS8995_REG_MAC4		0x6c    /* MAC address 4 */
++#define KS8995_REG_MAC5		0x6d    /* MAC address 5 */
++
++#define KS8995_REG_IAC0		0x6e    /* Indirect Access Control 0 */
++#define KS8995_REG_IAC1		0x6f    /* Indirect Access Control 0 */
++#define KS8995_REG_IAD7		0x70    /* Indirect Access Data 7 */
++#define KS8995_REG_IAD6		0x71    /* Indirect Access Data 6 */
++#define KS8995_REG_IAD5		0x72    /* Indirect Access Data 5 */
++#define KS8995_REG_IAD4		0x73    /* Indirect Access Data 4 */
++#define KS8995_REG_IAD3		0x74    /* Indirect Access Data 3 */
++#define KS8995_REG_IAD2		0x75    /* Indirect Access Data 2 */
++#define KS8995_REG_IAD1		0x76    /* Indirect Access Data 1 */
++#define KS8995_REG_IAD0		0x77    /* Indirect Access Data 0 */
++
++#define KSZ8864_REG_ID1		0xfe	/* Chip ID in bit 7 */
++
++#define KS8995_REGS_SIZE	0x80
++#define KSZ8864_REGS_SIZE	0x100
++#define KSZ8795_REGS_SIZE	0x100
++
++#define ID1_CHIPID_M		0xf
++#define ID1_CHIPID_S		4
++#define ID1_REVISION_M		0x7
++#define ID1_REVISION_S		1
++#define ID1_START_SW		1	/* start the switch */
++
++#define FAMILY_KS8995		0x95
++#define FAMILY_KSZ8795		0x87
++#define CHIPID_M		0
++#define KS8995_CHIP_ID		0x00
++#define KSZ8864_CHIP_ID		0x01
++#define KSZ8795_CHIP_ID		0x09
++
++#define KS8995_CMD_WRITE	0x02U
++#define KS8995_CMD_READ		0x03U
++
++#define KS8995_RESET_DELAY	10 /* usec */
++
++enum ks8995_chip_variant {
++	ks8995,
++	ksz8864,
++	ksz8795,
++	max_variant
++};
++
++struct ks8995_chip_params {
++	char *name;
++	int family_id;
++	int chip_id;
++	int regs_size;
++	int addr_width;
++	int addr_shift;
++};
++
++static const struct ks8995_chip_params ks8995_chip[] = {
++	[ks8995] = {
++		.name = "KS8995MA",
++		.family_id = FAMILY_KS8995,
++		.chip_id = KS8995_CHIP_ID,
++		.regs_size = KS8995_REGS_SIZE,
++		.addr_width = 8,
++		.addr_shift = 0,
++	},
++	[ksz8864] = {
++		.name = "KSZ8864RMN",
++		.family_id = FAMILY_KS8995,
++		.chip_id = KSZ8864_CHIP_ID,
++		.regs_size = KSZ8864_REGS_SIZE,
++		.addr_width = 8,
++		.addr_shift = 0,
++	},
++	[ksz8795] = {
++		.name = "KSZ8795CLX",
++		.family_id = FAMILY_KSZ8795,
++		.chip_id = KSZ8795_CHIP_ID,
++		.regs_size = KSZ8795_REGS_SIZE,
++		.addr_width = 12,
++		.addr_shift = 1,
++	},
++};
++
++struct ks8995_switch {
++	struct spi_device	*spi;
++	struct mutex		lock;
++	struct gpio_desc	*reset_gpio;
++	struct bin_attribute	regs_attr;
++	const struct ks8995_chip_params	*chip;
++	int			revision_id;
++};
++
++static const struct spi_device_id ks8995_id[] = {
++	{"ks8995", ks8995},
++	{"ksz8864", ksz8864},
++	{"ksz8795", ksz8795},
++	{ }
++};
++MODULE_DEVICE_TABLE(spi, ks8995_id);
++
++static const struct of_device_id ks8895_spi_of_match[] = {
++	{ .compatible = "micrel,ks8995" },
++	{ .compatible = "micrel,ksz8864" },
++	{ .compatible = "micrel,ksz8795" },
++	{ },
++};
++MODULE_DEVICE_TABLE(of, ks8895_spi_of_match);
++
++static inline u8 get_chip_id(u8 val)
++{
++	return (val >> ID1_CHIPID_S) & ID1_CHIPID_M;
++}
++
++static inline u8 get_chip_rev(u8 val)
++{
++	return (val >> ID1_REVISION_S) & ID1_REVISION_M;
++}
++
++/* create_spi_cmd - create a chip specific SPI command header
++ * @ks: pointer to switch instance
++ * @cmd: SPI command for switch
++ * @address: register address for command
++ *
++ * Different chip families use different bit pattern to address the switches
++ * registers:
++ *
++ * KS8995: 8bit command + 8bit address
++ * KSZ8795: 3bit command + 12bit address + 1bit TR (?)
++ */
++static inline __be16 create_spi_cmd(struct ks8995_switch *ks, int cmd,
++				    unsigned address)
++{
++	u16 result = cmd;
++
++	/* make room for address (incl. address shift) */
++	result <<= ks->chip->addr_width + ks->chip->addr_shift;
++	/* add address */
++	result |= address << ks->chip->addr_shift;
++	/* SPI protocol needs big endian */
++	return cpu_to_be16(result);
++}
++/* ------------------------------------------------------------------------ */
++static int ks8995_read(struct ks8995_switch *ks, char *buf,
++		 unsigned offset, size_t count)
++{
++	__be16 cmd;
++	struct spi_transfer t[2];
++	struct spi_message m;
++	int err;
++
++	cmd = create_spi_cmd(ks, KS8995_CMD_READ, offset);
++	spi_message_init(&m);
++
++	memset(&t, 0, sizeof(t));
++
++	t[0].tx_buf = &cmd;
++	t[0].len = sizeof(cmd);
++	spi_message_add_tail(&t[0], &m);
++
++	t[1].rx_buf = buf;
++	t[1].len = count;
++	spi_message_add_tail(&t[1], &m);
++
++	mutex_lock(&ks->lock);
++	err = spi_sync(ks->spi, &m);
++	mutex_unlock(&ks->lock);
++
++	return err ? err : count;
++}
++
++static int ks8995_write(struct ks8995_switch *ks, char *buf,
++		 unsigned offset, size_t count)
++{
++	__be16 cmd;
++	struct spi_transfer t[2];
++	struct spi_message m;
++	int err;
++
++	cmd = create_spi_cmd(ks, KS8995_CMD_WRITE, offset);
++	spi_message_init(&m);
++
++	memset(&t, 0, sizeof(t));
++
++	t[0].tx_buf = &cmd;
++	t[0].len = sizeof(cmd);
++	spi_message_add_tail(&t[0], &m);
++
++	t[1].tx_buf = buf;
++	t[1].len = count;
++	spi_message_add_tail(&t[1], &m);
++
++	mutex_lock(&ks->lock);
++	err = spi_sync(ks->spi, &m);
++	mutex_unlock(&ks->lock);
++
++	return err ? err : count;
++}
++
++static inline int ks8995_read_reg(struct ks8995_switch *ks, u8 addr, u8 *buf)
++{
++	return ks8995_read(ks, buf, addr, 1) != 1;
++}
++
++static inline int ks8995_write_reg(struct ks8995_switch *ks, u8 addr, u8 val)
++{
++	char buf = val;
++
++	return ks8995_write(ks, &buf, addr, 1) != 1;
++}
++
++/* ------------------------------------------------------------------------ */
++
++static int ks8995_stop(struct ks8995_switch *ks)
++{
++	return ks8995_write_reg(ks, KS8995_REG_ID1, 0);
++}
++
++static int ks8995_start(struct ks8995_switch *ks)
++{
++	return ks8995_write_reg(ks, KS8995_REG_ID1, 1);
++}
++
++static int ks8995_reset(struct ks8995_switch *ks)
++{
++	int err;
++
++	err = ks8995_stop(ks);
++	if (err)
++		return err;
++
++	udelay(KS8995_RESET_DELAY);
++
++	return ks8995_start(ks);
++}
++
++static ssize_t ks8995_registers_read(struct file *filp, struct kobject *kobj,
++	struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count)
++{
++	struct device *dev;
++	struct ks8995_switch *ks8995;
++
++	dev = kobj_to_dev(kobj);
++	ks8995 = dev_get_drvdata(dev);
++
++	return ks8995_read(ks8995, buf, off, count);
++}
++
++static ssize_t ks8995_registers_write(struct file *filp, struct kobject *kobj,
++	struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count)
++{
++	struct device *dev;
++	struct ks8995_switch *ks8995;
++
++	dev = kobj_to_dev(kobj);
++	ks8995 = dev_get_drvdata(dev);
++
++	return ks8995_write(ks8995, buf, off, count);
++}
++
++/* ks8995_get_revision - get chip revision
++ * @ks: pointer to switch instance
++ *
++ * Verify chip family and id and get chip revision.
++ */
++static int ks8995_get_revision(struct ks8995_switch *ks)
++{
++	int err;
++	u8 id0, id1, ksz8864_id;
++
++	/* read family id */
++	err = ks8995_read_reg(ks, KS8995_REG_ID0, &id0);
++	if (err) {
++		err = -EIO;
++		goto err_out;
++	}
++
++	/* verify family id */
++	if (id0 != ks->chip->family_id) {
++		dev_err(&ks->spi->dev, "chip family id mismatch: expected 0x%02x but 0x%02x read\n",
++			ks->chip->family_id, id0);
++		err = -ENODEV;
++		goto err_out;
++	}
++
++	switch (ks->chip->family_id) {
++	case FAMILY_KS8995:
++		/* try reading chip id at CHIP ID1 */
++		err = ks8995_read_reg(ks, KS8995_REG_ID1, &id1);
++		if (err) {
++			err = -EIO;
++			goto err_out;
++		}
++
++		/* verify chip id */
++		if ((get_chip_id(id1) == CHIPID_M) &&
++		    (get_chip_id(id1) == ks->chip->chip_id)) {
++			/* KS8995MA */
++			ks->revision_id = get_chip_rev(id1);
++		} else if (get_chip_id(id1) != CHIPID_M) {
++			/* KSZ8864RMN */
++			err = ks8995_read_reg(ks, KS8995_REG_ID1, &ksz8864_id);
++			if (err) {
++				err = -EIO;
++				goto err_out;
++			}
++
++			if ((ksz8864_id & 0x80) &&
++			    (ks->chip->chip_id == KSZ8864_CHIP_ID)) {
++				ks->revision_id = get_chip_rev(id1);
++			}
++
++		} else {
++			dev_err(&ks->spi->dev, "unsupported chip id for KS8995 family: 0x%02x\n",
++				id1);
++			err = -ENODEV;
++		}
++		break;
++	case FAMILY_KSZ8795:
++		/* try reading chip id at CHIP ID1 */
++		err = ks8995_read_reg(ks, KS8995_REG_ID1, &id1);
++		if (err) {
++			err = -EIO;
++			goto err_out;
++		}
++
++		if (get_chip_id(id1) == ks->chip->chip_id) {
++			ks->revision_id = get_chip_rev(id1);
++		} else {
++			dev_err(&ks->spi->dev, "unsupported chip id for KSZ8795 family: 0x%02x\n",
++				id1);
++			err = -ENODEV;
++		}
++		break;
++	default:
++		dev_err(&ks->spi->dev, "unsupported family id: 0x%02x\n", id0);
++		err = -ENODEV;
++		break;
++	}
++err_out:
++	return err;
++}
++
++static const struct bin_attribute ks8995_registers_attr = {
++	.attr = {
++		.name   = "registers",
++		.mode   = 0600,
++	},
++	.size   = KS8995_REGS_SIZE,
++	.read   = ks8995_registers_read,
++	.write  = ks8995_registers_write,
++};
++
++/* ------------------------------------------------------------------------ */
++static int ks8995_probe(struct spi_device *spi)
++{
++	struct ks8995_switch *ks;
++	int err;
++	int variant = spi_get_device_id(spi)->driver_data;
++
++	if (variant >= max_variant) {
++		dev_err(&spi->dev, "bad chip variant %d\n", variant);
++		return -ENODEV;
++	}
++
++	ks = devm_kzalloc(&spi->dev, sizeof(*ks), GFP_KERNEL);
++	if (!ks)
++		return -ENOMEM;
++
++	mutex_init(&ks->lock);
++	ks->spi = spi;
++	ks->chip = &ks8995_chip[variant];
++
++	ks->reset_gpio = devm_gpiod_get_optional(&spi->dev, "reset",
++						 GPIOD_OUT_HIGH);
++	err = PTR_ERR_OR_ZERO(ks->reset_gpio);
++	if (err) {
++		dev_err(&spi->dev,
++			"failed to get reset gpio: %d\n", err);
++		return err;
++	}
++
++	err = gpiod_set_consumer_name(ks->reset_gpio, "switch-reset");
++	if (err)
++		return err;
++
++	/* de-assert switch reset */
++	/* FIXME: this likely requires a delay */
++	gpiod_set_value_cansleep(ks->reset_gpio, 0);
++
++	spi_set_drvdata(spi, ks);
++
++	spi->mode = SPI_MODE_0;
++	spi->bits_per_word = 8;
++	err = spi_setup(spi);
++	if (err) {
++		dev_err(&spi->dev, "spi_setup failed, err=%d\n", err);
++		return err;
++	}
++
++	err = ks8995_get_revision(ks);
++	if (err)
++		return err;
++
++	memcpy(&ks->regs_attr, &ks8995_registers_attr, sizeof(ks->regs_attr));
++	ks->regs_attr.size = ks->chip->regs_size;
++
++	err = ks8995_reset(ks);
++	if (err)
++		return err;
++
++	sysfs_attr_init(&ks->regs_attr.attr);
++	err = sysfs_create_bin_file(&spi->dev.kobj, &ks->regs_attr);
++	if (err) {
++		dev_err(&spi->dev, "unable to create sysfs file, err=%d\n",
++				    err);
++		return err;
++	}
++
++	dev_info(&spi->dev, "%s device found, Chip ID:%x, Revision:%x\n",
++		 ks->chip->name, ks->chip->chip_id, ks->revision_id);
++
++	return 0;
++}
++
++static void ks8995_remove(struct spi_device *spi)
++{
++	struct ks8995_switch *ks = spi_get_drvdata(spi);
++
++	sysfs_remove_bin_file(&spi->dev.kobj, &ks->regs_attr);
++
++	/* assert reset */
++	gpiod_set_value_cansleep(ks->reset_gpio, 1);
++}
++
++/* ------------------------------------------------------------------------ */
++static struct spi_driver ks8995_driver = {
++	.driver = {
++		.name	    = "spi-ks8995",
++		.of_match_table = ks8895_spi_of_match,
++	},
++	.probe	  = ks8995_probe,
++	.remove	  = ks8995_remove,
++	.id_table = ks8995_id,
++};
++
++module_spi_driver(ks8995_driver);
++
++MODULE_DESCRIPTION(DRV_DESC);
++MODULE_VERSION(DRV_VERSION);
++MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
++MODULE_LICENSE("GPL v2");
+--- a/drivers/net/phy/spi_ks8995.c
++++ /dev/null
+@@ -1,506 +0,0 @@
+-// SPDX-License-Identifier: GPL-2.0
+-/*
+- * SPI driver for Micrel/Kendin KS8995M and KSZ8864RMN ethernet switches
+- *
+- * Copyright (C) 2008 Gabor Juhos <juhosg at openwrt.org>
+- *
+- * This file was based on: drivers/spi/at25.c
+- *     Copyright (C) 2006 David Brownell
+- */
+-
+-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+-
+-#include <linux/types.h>
+-#include <linux/kernel.h>
+-#include <linux/module.h>
+-#include <linux/delay.h>
+-#include <linux/device.h>
+-#include <linux/gpio/consumer.h>
+-#include <linux/of.h>
+-
+-#include <linux/spi/spi.h>
+-
+-#define DRV_VERSION		"0.1.1"
+-#define DRV_DESC		"Micrel KS8995 Ethernet switch SPI driver"
+-
+-/* ------------------------------------------------------------------------ */
+-
+-#define KS8995_REG_ID0		0x00    /* Chip ID0 */
+-#define KS8995_REG_ID1		0x01    /* Chip ID1 */
+-
+-#define KS8995_REG_GC0		0x02    /* Global Control 0 */
+-#define KS8995_REG_GC1		0x03    /* Global Control 1 */
+-#define KS8995_REG_GC2		0x04    /* Global Control 2 */
+-#define KS8995_REG_GC3		0x05    /* Global Control 3 */
+-#define KS8995_REG_GC4		0x06    /* Global Control 4 */
+-#define KS8995_REG_GC5		0x07    /* Global Control 5 */
+-#define KS8995_REG_GC6		0x08    /* Global Control 6 */
+-#define KS8995_REG_GC7		0x09    /* Global Control 7 */
+-#define KS8995_REG_GC8		0x0a    /* Global Control 8 */
+-#define KS8995_REG_GC9		0x0b    /* Global Control 9 */
+-
+-#define KS8995_REG_PC(p, r)	((0x10 * p) + r)	 /* Port Control */
+-#define KS8995_REG_PS(p, r)	((0x10 * p) + r + 0xe)  /* Port Status */
+-
+-#define KS8995_REG_TPC0		0x60    /* TOS Priority Control 0 */
+-#define KS8995_REG_TPC1		0x61    /* TOS Priority Control 1 */
+-#define KS8995_REG_TPC2		0x62    /* TOS Priority Control 2 */
+-#define KS8995_REG_TPC3		0x63    /* TOS Priority Control 3 */
+-#define KS8995_REG_TPC4		0x64    /* TOS Priority Control 4 */
+-#define KS8995_REG_TPC5		0x65    /* TOS Priority Control 5 */
+-#define KS8995_REG_TPC6		0x66    /* TOS Priority Control 6 */
+-#define KS8995_REG_TPC7		0x67    /* TOS Priority Control 7 */
+-
+-#define KS8995_REG_MAC0		0x68    /* MAC address 0 */
+-#define KS8995_REG_MAC1		0x69    /* MAC address 1 */
+-#define KS8995_REG_MAC2		0x6a    /* MAC address 2 */
+-#define KS8995_REG_MAC3		0x6b    /* MAC address 3 */
+-#define KS8995_REG_MAC4		0x6c    /* MAC address 4 */
+-#define KS8995_REG_MAC5		0x6d    /* MAC address 5 */
+-
+-#define KS8995_REG_IAC0		0x6e    /* Indirect Access Control 0 */
+-#define KS8995_REG_IAC1		0x6f    /* Indirect Access Control 0 */
+-#define KS8995_REG_IAD7		0x70    /* Indirect Access Data 7 */
+-#define KS8995_REG_IAD6		0x71    /* Indirect Access Data 6 */
+-#define KS8995_REG_IAD5		0x72    /* Indirect Access Data 5 */
+-#define KS8995_REG_IAD4		0x73    /* Indirect Access Data 4 */
+-#define KS8995_REG_IAD3		0x74    /* Indirect Access Data 3 */
+-#define KS8995_REG_IAD2		0x75    /* Indirect Access Data 2 */
+-#define KS8995_REG_IAD1		0x76    /* Indirect Access Data 1 */
+-#define KS8995_REG_IAD0		0x77    /* Indirect Access Data 0 */
+-
+-#define KSZ8864_REG_ID1		0xfe	/* Chip ID in bit 7 */
+-
+-#define KS8995_REGS_SIZE	0x80
+-#define KSZ8864_REGS_SIZE	0x100
+-#define KSZ8795_REGS_SIZE	0x100
+-
+-#define ID1_CHIPID_M		0xf
+-#define ID1_CHIPID_S		4
+-#define ID1_REVISION_M		0x7
+-#define ID1_REVISION_S		1
+-#define ID1_START_SW		1	/* start the switch */
+-
+-#define FAMILY_KS8995		0x95
+-#define FAMILY_KSZ8795		0x87
+-#define CHIPID_M		0
+-#define KS8995_CHIP_ID		0x00
+-#define KSZ8864_CHIP_ID		0x01
+-#define KSZ8795_CHIP_ID		0x09
+-
+-#define KS8995_CMD_WRITE	0x02U
+-#define KS8995_CMD_READ		0x03U
+-
+-#define KS8995_RESET_DELAY	10 /* usec */
+-
+-enum ks8995_chip_variant {
+-	ks8995,
+-	ksz8864,
+-	ksz8795,
+-	max_variant
+-};
+-
+-struct ks8995_chip_params {
+-	char *name;
+-	int family_id;
+-	int chip_id;
+-	int regs_size;
+-	int addr_width;
+-	int addr_shift;
+-};
+-
+-static const struct ks8995_chip_params ks8995_chip[] = {
+-	[ks8995] = {
+-		.name = "KS8995MA",
+-		.family_id = FAMILY_KS8995,
+-		.chip_id = KS8995_CHIP_ID,
+-		.regs_size = KS8995_REGS_SIZE,
+-		.addr_width = 8,
+-		.addr_shift = 0,
+-	},
+-	[ksz8864] = {
+-		.name = "KSZ8864RMN",
+-		.family_id = FAMILY_KS8995,
+-		.chip_id = KSZ8864_CHIP_ID,
+-		.regs_size = KSZ8864_REGS_SIZE,
+-		.addr_width = 8,
+-		.addr_shift = 0,
+-	},
+-	[ksz8795] = {
+-		.name = "KSZ8795CLX",
+-		.family_id = FAMILY_KSZ8795,
+-		.chip_id = KSZ8795_CHIP_ID,
+-		.regs_size = KSZ8795_REGS_SIZE,
+-		.addr_width = 12,
+-		.addr_shift = 1,
+-	},
+-};
+-
+-struct ks8995_switch {
+-	struct spi_device	*spi;
+-	struct mutex		lock;
+-	struct gpio_desc	*reset_gpio;
+-	struct bin_attribute	regs_attr;
+-	const struct ks8995_chip_params	*chip;
+-	int			revision_id;
+-};
+-
+-static const struct spi_device_id ks8995_id[] = {
+-	{"ks8995", ks8995},
+-	{"ksz8864", ksz8864},
+-	{"ksz8795", ksz8795},
+-	{ }
+-};
+-MODULE_DEVICE_TABLE(spi, ks8995_id);
+-
+-static const struct of_device_id ks8895_spi_of_match[] = {
+-	{ .compatible = "micrel,ks8995" },
+-	{ .compatible = "micrel,ksz8864" },
+-	{ .compatible = "micrel,ksz8795" },
+-	{ },
+-};
+-MODULE_DEVICE_TABLE(of, ks8895_spi_of_match);
+-
+-static inline u8 get_chip_id(u8 val)
+-{
+-	return (val >> ID1_CHIPID_S) & ID1_CHIPID_M;
+-}
+-
+-static inline u8 get_chip_rev(u8 val)
+-{
+-	return (val >> ID1_REVISION_S) & ID1_REVISION_M;
+-}
+-
+-/* create_spi_cmd - create a chip specific SPI command header
+- * @ks: pointer to switch instance
+- * @cmd: SPI command for switch
+- * @address: register address for command
+- *
+- * Different chip families use different bit pattern to address the switches
+- * registers:
+- *
+- * KS8995: 8bit command + 8bit address
+- * KSZ8795: 3bit command + 12bit address + 1bit TR (?)
+- */
+-static inline __be16 create_spi_cmd(struct ks8995_switch *ks, int cmd,
+-				    unsigned address)
+-{
+-	u16 result = cmd;
+-
+-	/* make room for address (incl. address shift) */
+-	result <<= ks->chip->addr_width + ks->chip->addr_shift;
+-	/* add address */
+-	result |= address << ks->chip->addr_shift;
+-	/* SPI protocol needs big endian */
+-	return cpu_to_be16(result);
+-}
+-/* ------------------------------------------------------------------------ */
+-static int ks8995_read(struct ks8995_switch *ks, char *buf,
+-		 unsigned offset, size_t count)
+-{
+-	__be16 cmd;
+-	struct spi_transfer t[2];
+-	struct spi_message m;
+-	int err;
+-
+-	cmd = create_spi_cmd(ks, KS8995_CMD_READ, offset);
+-	spi_message_init(&m);
+-
+-	memset(&t, 0, sizeof(t));
+-
+-	t[0].tx_buf = &cmd;
+-	t[0].len = sizeof(cmd);
+-	spi_message_add_tail(&t[0], &m);
+-
+-	t[1].rx_buf = buf;
+-	t[1].len = count;
+-	spi_message_add_tail(&t[1], &m);
+-
+-	mutex_lock(&ks->lock);
+-	err = spi_sync(ks->spi, &m);
+-	mutex_unlock(&ks->lock);
+-
+-	return err ? err : count;
+-}
+-
+-static int ks8995_write(struct ks8995_switch *ks, char *buf,
+-		 unsigned offset, size_t count)
+-{
+-	__be16 cmd;
+-	struct spi_transfer t[2];
+-	struct spi_message m;
+-	int err;
+-
+-	cmd = create_spi_cmd(ks, KS8995_CMD_WRITE, offset);
+-	spi_message_init(&m);
+-
+-	memset(&t, 0, sizeof(t));
+-
+-	t[0].tx_buf = &cmd;
+-	t[0].len = sizeof(cmd);
+-	spi_message_add_tail(&t[0], &m);
+-
+-	t[1].tx_buf = buf;
+-	t[1].len = count;
+-	spi_message_add_tail(&t[1], &m);
+-
+-	mutex_lock(&ks->lock);
+-	err = spi_sync(ks->spi, &m);
+-	mutex_unlock(&ks->lock);
+-
+-	return err ? err : count;
+-}
+-
+-static inline int ks8995_read_reg(struct ks8995_switch *ks, u8 addr, u8 *buf)
+-{
+-	return ks8995_read(ks, buf, addr, 1) != 1;
+-}
+-
+-static inline int ks8995_write_reg(struct ks8995_switch *ks, u8 addr, u8 val)
+-{
+-	char buf = val;
+-
+-	return ks8995_write(ks, &buf, addr, 1) != 1;
+-}
+-
+-/* ------------------------------------------------------------------------ */
+-
+-static int ks8995_stop(struct ks8995_switch *ks)
+-{
+-	return ks8995_write_reg(ks, KS8995_REG_ID1, 0);
+-}
+-
+-static int ks8995_start(struct ks8995_switch *ks)
+-{
+-	return ks8995_write_reg(ks, KS8995_REG_ID1, 1);
+-}
+-
+-static int ks8995_reset(struct ks8995_switch *ks)
+-{
+-	int err;
+-
+-	err = ks8995_stop(ks);
+-	if (err)
+-		return err;
+-
+-	udelay(KS8995_RESET_DELAY);
+-
+-	return ks8995_start(ks);
+-}
+-
+-static ssize_t ks8995_registers_read(struct file *filp, struct kobject *kobj,
+-	struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count)
+-{
+-	struct device *dev;
+-	struct ks8995_switch *ks8995;
+-
+-	dev = kobj_to_dev(kobj);
+-	ks8995 = dev_get_drvdata(dev);
+-
+-	return ks8995_read(ks8995, buf, off, count);
+-}
+-
+-static ssize_t ks8995_registers_write(struct file *filp, struct kobject *kobj,
+-	struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count)
+-{
+-	struct device *dev;
+-	struct ks8995_switch *ks8995;
+-
+-	dev = kobj_to_dev(kobj);
+-	ks8995 = dev_get_drvdata(dev);
+-
+-	return ks8995_write(ks8995, buf, off, count);
+-}
+-
+-/* ks8995_get_revision - get chip revision
+- * @ks: pointer to switch instance
+- *
+- * Verify chip family and id and get chip revision.
+- */
+-static int ks8995_get_revision(struct ks8995_switch *ks)
+-{
+-	int err;
+-	u8 id0, id1, ksz8864_id;
+-
+-	/* read family id */
+-	err = ks8995_read_reg(ks, KS8995_REG_ID0, &id0);
+-	if (err) {
+-		err = -EIO;
+-		goto err_out;
+-	}
+-
+-	/* verify family id */
+-	if (id0 != ks->chip->family_id) {
+-		dev_err(&ks->spi->dev, "chip family id mismatch: expected 0x%02x but 0x%02x read\n",
+-			ks->chip->family_id, id0);
+-		err = -ENODEV;
+-		goto err_out;
+-	}
+-
+-	switch (ks->chip->family_id) {
+-	case FAMILY_KS8995:
+-		/* try reading chip id at CHIP ID1 */
+-		err = ks8995_read_reg(ks, KS8995_REG_ID1, &id1);
+-		if (err) {
+-			err = -EIO;
+-			goto err_out;
+-		}
+-
+-		/* verify chip id */
+-		if ((get_chip_id(id1) == CHIPID_M) &&
+-		    (get_chip_id(id1) == ks->chip->chip_id)) {
+-			/* KS8995MA */
+-			ks->revision_id = get_chip_rev(id1);
+-		} else if (get_chip_id(id1) != CHIPID_M) {
+-			/* KSZ8864RMN */
+-			err = ks8995_read_reg(ks, KS8995_REG_ID1, &ksz8864_id);
+-			if (err) {
+-				err = -EIO;
+-				goto err_out;
+-			}
+-
+-			if ((ksz8864_id & 0x80) &&
+-			    (ks->chip->chip_id == KSZ8864_CHIP_ID)) {
+-				ks->revision_id = get_chip_rev(id1);
+-			}
+-
+-		} else {
+-			dev_err(&ks->spi->dev, "unsupported chip id for KS8995 family: 0x%02x\n",
+-				id1);
+-			err = -ENODEV;
+-		}
+-		break;
+-	case FAMILY_KSZ8795:
+-		/* try reading chip id at CHIP ID1 */
+-		err = ks8995_read_reg(ks, KS8995_REG_ID1, &id1);
+-		if (err) {
+-			err = -EIO;
+-			goto err_out;
+-		}
+-
+-		if (get_chip_id(id1) == ks->chip->chip_id) {
+-			ks->revision_id = get_chip_rev(id1);
+-		} else {
+-			dev_err(&ks->spi->dev, "unsupported chip id for KSZ8795 family: 0x%02x\n",
+-				id1);
+-			err = -ENODEV;
+-		}
+-		break;
+-	default:
+-		dev_err(&ks->spi->dev, "unsupported family id: 0x%02x\n", id0);
+-		err = -ENODEV;
+-		break;
+-	}
+-err_out:
+-	return err;
+-}
+-
+-static const struct bin_attribute ks8995_registers_attr = {
+-	.attr = {
+-		.name   = "registers",
+-		.mode   = 0600,
+-	},
+-	.size   = KS8995_REGS_SIZE,
+-	.read   = ks8995_registers_read,
+-	.write  = ks8995_registers_write,
+-};
+-
+-/* ------------------------------------------------------------------------ */
+-static int ks8995_probe(struct spi_device *spi)
+-{
+-	struct ks8995_switch *ks;
+-	int err;
+-	int variant = spi_get_device_id(spi)->driver_data;
+-
+-	if (variant >= max_variant) {
+-		dev_err(&spi->dev, "bad chip variant %d\n", variant);
+-		return -ENODEV;
+-	}
+-
+-	ks = devm_kzalloc(&spi->dev, sizeof(*ks), GFP_KERNEL);
+-	if (!ks)
+-		return -ENOMEM;
+-
+-	mutex_init(&ks->lock);
+-	ks->spi = spi;
+-	ks->chip = &ks8995_chip[variant];
+-
+-	ks->reset_gpio = devm_gpiod_get_optional(&spi->dev, "reset",
+-						 GPIOD_OUT_HIGH);
+-	err = PTR_ERR_OR_ZERO(ks->reset_gpio);
+-	if (err) {
+-		dev_err(&spi->dev,
+-			"failed to get reset gpio: %d\n", err);
+-		return err;
+-	}
+-
+-	err = gpiod_set_consumer_name(ks->reset_gpio, "switch-reset");
+-	if (err)
+-		return err;
+-
+-	/* de-assert switch reset */
+-	/* FIXME: this likely requires a delay */
+-	gpiod_set_value_cansleep(ks->reset_gpio, 0);
+-
+-	spi_set_drvdata(spi, ks);
+-
+-	spi->mode = SPI_MODE_0;
+-	spi->bits_per_word = 8;
+-	err = spi_setup(spi);
+-	if (err) {
+-		dev_err(&spi->dev, "spi_setup failed, err=%d\n", err);
+-		return err;
+-	}
+-
+-	err = ks8995_get_revision(ks);
+-	if (err)
+-		return err;
+-
+-	memcpy(&ks->regs_attr, &ks8995_registers_attr, sizeof(ks->regs_attr));
+-	ks->regs_attr.size = ks->chip->regs_size;
+-
+-	err = ks8995_reset(ks);
+-	if (err)
+-		return err;
+-
+-	sysfs_attr_init(&ks->regs_attr.attr);
+-	err = sysfs_create_bin_file(&spi->dev.kobj, &ks->regs_attr);
+-	if (err) {
+-		dev_err(&spi->dev, "unable to create sysfs file, err=%d\n",
+-				    err);
+-		return err;
+-	}
+-
+-	dev_info(&spi->dev, "%s device found, Chip ID:%x, Revision:%x\n",
+-		 ks->chip->name, ks->chip->chip_id, ks->revision_id);
+-
+-	return 0;
+-}
+-
+-static void ks8995_remove(struct spi_device *spi)
+-{
+-	struct ks8995_switch *ks = spi_get_drvdata(spi);
+-
+-	sysfs_remove_bin_file(&spi->dev.kobj, &ks->regs_attr);
+-
+-	/* assert reset */
+-	gpiod_set_value_cansleep(ks->reset_gpio, 1);
+-}
+-
+-/* ------------------------------------------------------------------------ */
+-static struct spi_driver ks8995_driver = {
+-	.driver = {
+-		.name	    = "spi-ks8995",
+-		.of_match_table = ks8895_spi_of_match,
+-	},
+-	.probe	  = ks8995_probe,
+-	.remove	  = ks8995_remove,
+-	.id_table = ks8995_id,
+-};
+-
+-module_spi_driver(ks8995_driver);
+-
+-MODULE_DESCRIPTION(DRV_DESC);
+-MODULE_VERSION(DRV_VERSION);
+-MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+-MODULE_LICENSE("GPL v2");

+ 40 - 0
target/linux/generic/backport-6.12/783-02-v6.18-net-dsa-ks8995-Add-proper-RESET-delay.patch

@@ -0,0 +1,40 @@
+From 7367bfc8b34d7ad5b0c06e19fe24533db22ed8ea Mon Sep 17 00:00:00 2001
+From: Linus Walleij <[email protected]>
+Date: Wed, 13 Aug 2025 23:43:04 +0200
+Subject: [PATCH 2/4] net: dsa: ks8995: Add proper RESET delay
+
+According to the datasheet we need to wait 100us before accessing
+any registers in the KS8995 after a reset de-assertion.
+
+Add this delay, if and only if we obtained a GPIO descriptor,
+otherwise it is just a pointless delay.
+
+Signed-off-by: Linus Walleij <[email protected]>
+Reviewed-by: Andrew Lunn <[email protected]>
+Link: https://patch.msgid.link/[email protected]
+Signed-off-by: Jakub Kicinski <[email protected]>
+---
+ drivers/net/dsa/ks8995.c | 12 +++++++++---
+ 1 file changed, 9 insertions(+), 3 deletions(-)
+
+--- a/drivers/net/dsa/ks8995.c
++++ b/drivers/net/dsa/ks8995.c
+@@ -438,9 +438,15 @@ static int ks8995_probe(struct spi_devic
+ 	if (err)
+ 		return err;
+ 
+-	/* de-assert switch reset */
+-	/* FIXME: this likely requires a delay */
+-	gpiod_set_value_cansleep(ks->reset_gpio, 0);
++	if (ks->reset_gpio) {
++		/*
++		 * If a reset line was obtained, wait for 100us after
++		 * de-asserting RESET before accessing any registers, see
++		 * the KS8995MA datasheet, page 44.
++		 */
++		gpiod_set_value_cansleep(ks->reset_gpio, 0);
++		udelay(100);
++	}
+ 
+ 	spi_set_drvdata(spi, ks);
+ 

+ 109 - 0
target/linux/generic/backport-6.12/783-03-v6.18-net-dsa-ks8995-Delete-sysfs-register-access.patch

@@ -0,0 +1,109 @@
+From 0e8d3f3623a45f69b6641ff9921ecd0c5afaa4ca Mon Sep 17 00:00:00 2001
+From: Linus Walleij <[email protected]>
+Date: Wed, 13 Aug 2025 23:43:05 +0200
+Subject: [PATCH 3/4] net: dsa: ks8995: Delete sysfs register access
+
+There is some sysfs file to read and write registers randomly
+in the ks8995 driver.
+
+The contemporary way to achieve the same thing is to implement
+regmap abstractions, if needed. Delete this and implement
+regmap later if we want to be able to inspect individual registers.
+
+Signed-off-by: Linus Walleij <[email protected]>
+Reviewed-by: Andrew Lunn <[email protected]>
+Link: https://patch.msgid.link/[email protected]
+Signed-off-by: Jakub Kicinski <[email protected]>
+---
+ drivers/net/dsa/ks8995.c | 48 ----------------------------------------
+ 1 file changed, 48 deletions(-)
+
+--- a/drivers/net/dsa/ks8995.c
++++ b/drivers/net/dsa/ks8995.c
+@@ -140,7 +140,6 @@ struct ks8995_switch {
+ 	struct spi_device	*spi;
+ 	struct mutex		lock;
+ 	struct gpio_desc	*reset_gpio;
+-	struct bin_attribute	regs_attr;
+ 	const struct ks8995_chip_params	*chip;
+ 	int			revision_id;
+ };
+@@ -288,30 +287,6 @@ static int ks8995_reset(struct ks8995_sw
+ 	return ks8995_start(ks);
+ }
+ 
+-static ssize_t ks8995_registers_read(struct file *filp, struct kobject *kobj,
+-	struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count)
+-{
+-	struct device *dev;
+-	struct ks8995_switch *ks8995;
+-
+-	dev = kobj_to_dev(kobj);
+-	ks8995 = dev_get_drvdata(dev);
+-
+-	return ks8995_read(ks8995, buf, off, count);
+-}
+-
+-static ssize_t ks8995_registers_write(struct file *filp, struct kobject *kobj,
+-	struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count)
+-{
+-	struct device *dev;
+-	struct ks8995_switch *ks8995;
+-
+-	dev = kobj_to_dev(kobj);
+-	ks8995 = dev_get_drvdata(dev);
+-
+-	return ks8995_write(ks8995, buf, off, count);
+-}
+-
+ /* ks8995_get_revision - get chip revision
+  * @ks: pointer to switch instance
+  *
+@@ -395,16 +370,6 @@ err_out:
+ 	return err;
+ }
+ 
+-static const struct bin_attribute ks8995_registers_attr = {
+-	.attr = {
+-		.name   = "registers",
+-		.mode   = 0600,
+-	},
+-	.size   = KS8995_REGS_SIZE,
+-	.read   = ks8995_registers_read,
+-	.write  = ks8995_registers_write,
+-};
+-
+ /* ------------------------------------------------------------------------ */
+ static int ks8995_probe(struct spi_device *spi)
+ {
+@@ -462,21 +427,10 @@ static int ks8995_probe(struct spi_devic
+ 	if (err)
+ 		return err;
+ 
+-	memcpy(&ks->regs_attr, &ks8995_registers_attr, sizeof(ks->regs_attr));
+-	ks->regs_attr.size = ks->chip->regs_size;
+-
+ 	err = ks8995_reset(ks);
+ 	if (err)
+ 		return err;
+ 
+-	sysfs_attr_init(&ks->regs_attr.attr);
+-	err = sysfs_create_bin_file(&spi->dev.kobj, &ks->regs_attr);
+-	if (err) {
+-		dev_err(&spi->dev, "unable to create sysfs file, err=%d\n",
+-				    err);
+-		return err;
+-	}
+-
+ 	dev_info(&spi->dev, "%s device found, Chip ID:%x, Revision:%x\n",
+ 		 ks->chip->name, ks->chip->chip_id, ks->revision_id);
+ 
+@@ -487,8 +441,6 @@ static void ks8995_remove(struct spi_dev
+ {
+ 	struct ks8995_switch *ks = spi_get_drvdata(spi);
+ 
+-	sysfs_remove_bin_file(&spi->dev.kobj, &ks->regs_attr);
+-
+ 	/* assert reset */
+ 	gpiod_set_value_cansleep(ks->reset_gpio, 1);
+ }

+ 546 - 0
target/linux/generic/backport-6.12/783-04-v6.18-net-dsa-ks8995-Add-basic-switch-set-up.patch

@@ -0,0 +1,546 @@
+From 4b486b63e07313e1e3807f9d5e6636aa564e0fbc Mon Sep 17 00:00:00 2001
+From: Linus Walleij <[email protected]>
+Date: Wed, 13 Aug 2025 23:43:06 +0200
+Subject: [PATCH 4/4] net: dsa: ks8995: Add basic switch set-up
+
+We start to extend the KS8995 driver by simply registering it
+as a DSA device and implementing a few switch callbacks for
+STP set-up and such to begin with.
+
+No special tags or other advanced stuff: we use DSA_TAG_NONE
+and rely on the default set-up in the switch with the special
+DSA tags turned off. This makes the switch wire up properly
+to all its PHY's and simple bridge traffic works properly.
+
+After this the bridge DT bindings are respected, ports and their
+PHYs get connected to the switch and react appropriately through
+the phylib when cables are plugged in etc.
+
+Tested like this in a hacky OpenWrt image:
+
+Bring up conduit interface manually:
+ixp4xx_eth c8009000.ethernet eth0: eth0: link up,
+  speed 100 Mb/s, full duplex
+
+spi-ks8995 spi0.0: enable port 0
+spi-ks8995 spi0.0: set KS8995_REG_PC2 for port 0 to 06
+spi-ks8995 spi0.0 lan1: configuring for phy/mii link mode
+spi-ks8995 spi0.0 lan1: Link is Up - 100Mbps/Full - flow control rx/tx
+
+PING 169.254.1.1 (169.254.1.1): 56 data bytes
+64 bytes from 169.254.1.1: seq=0 ttl=64 time=1.629 ms
+64 bytes from 169.254.1.1: seq=1 ttl=64 time=0.951 ms
+
+I also tested SSH from the device to the host and it works fine.
+
+It also works fine to ping the device from the host and to SSH
+into the device from the host.
+
+This brings the ks8995 driver to a reasonable state where it can
+be used from the current device tree bindings and the existing
+device trees in the kernel.
+
+Signed-off-by: Linus Walleij <[email protected]>
+Reviewed-by: Andrew Lunn <[email protected]>
+Link: https://patch.msgid.link/[email protected]
+Signed-off-by: Jakub Kicinski <[email protected]>
+---
+ drivers/net/dsa/Kconfig  |   1 +
+ drivers/net/dsa/ks8995.c | 398 ++++++++++++++++++++++++++++++++++++++-
+ 2 files changed, 396 insertions(+), 3 deletions(-)
+
+--- a/drivers/net/dsa/Kconfig
++++ b/drivers/net/dsa/Kconfig
+@@ -101,6 +101,7 @@ config NET_DSA_RZN1_A5PSW
+ config NET_DSA_KS8995
+ 	tristate "Micrel KS8995 family 5-ports 10/100 Ethernet switches"
+ 	depends on SPI
++	select NET_DSA_TAG_NONE
+ 	help
+ 	  This driver supports the Micrel KS8995 family of 10/100 Mbit ethernet
+ 	  switches, managed over SPI.
+--- a/drivers/net/dsa/ks8995.c
++++ b/drivers/net/dsa/ks8995.c
+@@ -3,6 +3,7 @@
+  * SPI driver for Micrel/Kendin KS8995M and KSZ8864RMN ethernet switches
+  *
+  * Copyright (C) 2008 Gabor Juhos <juhosg at openwrt.org>
++ * Copyright (C) 2025 Linus Walleij <[email protected]>
+  *
+  * This file was based on: drivers/spi/at25.c
+  *     Copyright (C) 2006 David Brownell
+@@ -10,6 +11,9 @@
+ 
+ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+ 
++#include <linux/bits.h>
++#include <linux/if_bridge.h>
++#include <linux/if_vlan.h>
+ #include <linux/types.h>
+ #include <linux/kernel.h>
+ #include <linux/module.h>
+@@ -17,8 +21,8 @@
+ #include <linux/device.h>
+ #include <linux/gpio/consumer.h>
+ #include <linux/of.h>
+-
+ #include <linux/spi/spi.h>
++#include <net/dsa.h>
+ 
+ #define DRV_VERSION		"0.1.1"
+ #define DRV_DESC		"Micrel KS8995 Ethernet switch SPI driver"
+@@ -29,18 +33,59 @@
+ #define KS8995_REG_ID1		0x01    /* Chip ID1 */
+ 
+ #define KS8995_REG_GC0		0x02    /* Global Control 0 */
++
++#define KS8995_GC0_P5_PHY	BIT(3)	/* Port 5 PHY enabled */
++
+ #define KS8995_REG_GC1		0x03    /* Global Control 1 */
+ #define KS8995_REG_GC2		0x04    /* Global Control 2 */
++
++#define KS8995_GC2_HUGE		BIT(2)	/* Huge packet support */
++#define KS8995_GC2_LEGAL	BIT(1)	/* Legal size override */
++
+ #define KS8995_REG_GC3		0x05    /* Global Control 3 */
+ #define KS8995_REG_GC4		0x06    /* Global Control 4 */
++
++#define KS8995_GC4_10BT		BIT(4)	/* Force switch to 10Mbit */
++#define KS8995_GC4_MII_FLOW	BIT(5)	/* MII full-duplex flow control enable */
++#define KS8995_GC4_MII_HD	BIT(6)	/* MII half-duplex mode enable */
++
+ #define KS8995_REG_GC5		0x07    /* Global Control 5 */
+ #define KS8995_REG_GC6		0x08    /* Global Control 6 */
+ #define KS8995_REG_GC7		0x09    /* Global Control 7 */
+ #define KS8995_REG_GC8		0x0a    /* Global Control 8 */
+ #define KS8995_REG_GC9		0x0b    /* Global Control 9 */
+ 
+-#define KS8995_REG_PC(p, r)	((0x10 * p) + r)	 /* Port Control */
+-#define KS8995_REG_PS(p, r)	((0x10 * p) + r + 0xe)  /* Port Status */
++#define KS8995_GC9_SPECIAL	BIT(0)	/* Special tagging mode (DSA) */
++
++/* In DSA the ports 1-4 are numbered 0-3 and the CPU port is port 4 */
++#define KS8995_REG_PC(p, r)	(0x10 + (0x10 * (p)) + (r)) /* Port Control */
++#define KS8995_REG_PS(p, r)	(0x1e + (0x10 * (p)) + (r)) /* Port Status */
++
++#define KS8995_REG_PC0		0x00    /* Port Control 0 */
++#define KS8995_REG_PC1		0x01    /* Port Control 1 */
++#define KS8995_REG_PC2		0x02    /* Port Control 2 */
++#define KS8995_REG_PC3		0x03    /* Port Control 3 */
++#define KS8995_REG_PC4		0x04    /* Port Control 4 */
++#define KS8995_REG_PC5		0x05    /* Port Control 5 */
++#define KS8995_REG_PC6		0x06    /* Port Control 6 */
++#define KS8995_REG_PC7		0x07    /* Port Control 7 */
++#define KS8995_REG_PC8		0x08    /* Port Control 8 */
++#define KS8995_REG_PC9		0x09    /* Port Control 9 */
++#define KS8995_REG_PC10		0x0a    /* Port Control 10 */
++#define KS8995_REG_PC11		0x0b    /* Port Control 11 */
++#define KS8995_REG_PC12		0x0c    /* Port Control 12 */
++#define KS8995_REG_PC13		0x0d    /* Port Control 13 */
++
++#define KS8995_PC0_TAG_INS	BIT(2)	/* Enable tag insertion on port */
++#define KS8995_PC0_TAG_REM	BIT(1)	/* Enable tag removal on port */
++#define KS8995_PC0_PRIO_EN	BIT(0)	/* Enable priority handling */
++
++#define KS8995_PC2_TXEN		BIT(2)	/* Enable TX on port */
++#define KS8995_PC2_RXEN		BIT(1)	/* Enable RX on port */
++#define KS8995_PC2_LEARN_DIS	BIT(0)	/* Disable learning on port */
++
++#define KS8995_PC13_TXDIS	BIT(6)	/* Disable transmitter */
++#define KS8995_PC13_PWDN	BIT(3)	/* Power down */
+ 
+ #define KS8995_REG_TPC0		0x60    /* TOS Priority Control 0 */
+ #define KS8995_REG_TPC1		0x61    /* TOS Priority Control 1 */
+@@ -91,6 +136,8 @@
+ #define KS8995_CMD_WRITE	0x02U
+ #define KS8995_CMD_READ		0x03U
+ 
++#define KS8995_CPU_PORT		4
++#define KS8995_NUM_PORTS	5 /* 5 ports including the CPU port */
+ #define KS8995_RESET_DELAY	10 /* usec */
+ 
+ enum ks8995_chip_variant {
+@@ -138,10 +185,13 @@ static const struct ks8995_chip_params k
+ 
+ struct ks8995_switch {
+ 	struct spi_device	*spi;
++	struct device		*dev;
++	struct dsa_switch	*ds;
+ 	struct mutex		lock;
+ 	struct gpio_desc	*reset_gpio;
+ 	const struct ks8995_chip_params	*chip;
+ 	int			revision_id;
++	unsigned int max_mtu[KS8995_NUM_PORTS];
+ };
+ 
+ static const struct spi_device_id ks8995_id[] = {
+@@ -370,6 +420,327 @@ err_out:
+ 	return err;
+ }
+ 
++static int ks8995_check_config(struct ks8995_switch *ks)
++{
++	int ret;
++	u8 val;
++
++	ret = ks8995_read_reg(ks, KS8995_REG_GC0, &val);
++	if (ret) {
++		dev_err(ks->dev, "failed to read KS8995_REG_GC0\n");
++		return ret;
++	}
++
++	dev_dbg(ks->dev, "port 5 PHY %senabled\n",
++		(val & KS8995_GC0_P5_PHY) ? "" : "not ");
++
++	val |= KS8995_GC0_P5_PHY;
++	ret = ks8995_write_reg(ks, KS8995_REG_GC0, val);
++	if (ret)
++		dev_err(ks->dev, "failed to set KS8995_REG_GC0\n");
++
++	dev_dbg(ks->dev, "set KS8995_REG_GC0 to 0x%02x\n", val);
++
++	return 0;
++}
++
++static void
++ks8995_mac_config(struct phylink_config *config, unsigned int mode,
++		  const struct phylink_link_state *state)
++{
++}
++
++static void
++ks8995_mac_link_up(struct phylink_config *config, struct phy_device *phydev,
++		   unsigned int mode, phy_interface_t interface,
++		   int speed, int duplex, bool tx_pause, bool rx_pause)
++{
++	struct dsa_port *dp = dsa_phylink_to_port(config);
++	struct ks8995_switch *ks = dp->ds->priv;
++	int port = dp->index;
++	int ret;
++	u8 val;
++
++	/* Allow forcing the mode on the fixed CPU port, no autonegotiation.
++	 * We assume autonegotiation works on the PHY-facing ports.
++	 */
++	if (port != KS8995_CPU_PORT)
++		return;
++
++	dev_dbg(ks->dev, "MAC link up on CPU port (%d)\n", port);
++
++	ret = ks8995_read_reg(ks, KS8995_REG_GC4, &val);
++	if (ret) {
++		dev_err(ks->dev, "failed to read KS8995_REG_GC4\n");
++		return;
++	}
++
++	/* Conjure port config */
++	switch (speed) {
++	case SPEED_10:
++		dev_dbg(ks->dev, "set switch MII to 100Mbit mode\n");
++		val |= KS8995_GC4_10BT;
++		break;
++	case SPEED_100:
++	default:
++		dev_dbg(ks->dev, "set switch MII to 100Mbit mode\n");
++		val &= ~KS8995_GC4_10BT;
++		break;
++	}
++
++	if (duplex == DUPLEX_HALF) {
++		dev_dbg(ks->dev, "set switch MII to half duplex\n");
++		val |= KS8995_GC4_MII_HD;
++	} else {
++		dev_dbg(ks->dev, "set switch MII to full duplex\n");
++		val &= ~KS8995_GC4_MII_HD;
++	}
++
++	dev_dbg(ks->dev, "set KS8995_REG_GC4 to %02x\n", val);
++
++	/* Enable the CPU port */
++	ret = ks8995_write_reg(ks, KS8995_REG_GC4, val);
++	if (ret)
++		dev_err(ks->dev, "failed to set KS8995_REG_GC4\n");
++}
++
++static void
++ks8995_mac_link_down(struct phylink_config *config, unsigned int mode,
++		     phy_interface_t interface)
++{
++	struct dsa_port *dp = dsa_phylink_to_port(config);
++	struct ks8995_switch *ks = dp->ds->priv;
++	int port = dp->index;
++
++	if (port != KS8995_CPU_PORT)
++		return;
++
++	dev_dbg(ks->dev, "MAC link down on CPU port (%d)\n", port);
++
++	/* Disable the CPU port */
++}
++
++static const struct phylink_mac_ops ks8995_phylink_mac_ops = {
++	.mac_config = ks8995_mac_config,
++	.mac_link_up = ks8995_mac_link_up,
++	.mac_link_down = ks8995_mac_link_down,
++};
++
++static enum
++dsa_tag_protocol ks8995_get_tag_protocol(struct dsa_switch *ds,
++					 int port,
++					 enum dsa_tag_protocol mp)
++{
++	/* This switch actually uses the 6 byte KS8995 protocol */
++	return DSA_TAG_PROTO_NONE;
++}
++
++static int ks8995_setup(struct dsa_switch *ds)
++{
++	return 0;
++}
++
++static int ks8995_port_enable(struct dsa_switch *ds, int port,
++			      struct phy_device *phy)
++{
++	struct ks8995_switch *ks = ds->priv;
++
++	dev_dbg(ks->dev, "enable port %d\n", port);
++
++	return 0;
++}
++
++static void ks8995_port_disable(struct dsa_switch *ds, int port)
++{
++	struct ks8995_switch *ks = ds->priv;
++
++	dev_dbg(ks->dev, "disable port %d\n", port);
++}
++
++static int ks8995_port_pre_bridge_flags(struct dsa_switch *ds, int port,
++					struct switchdev_brport_flags flags,
++					struct netlink_ext_ack *extack)
++{
++	/* We support enabling/disabling learning */
++	if (flags.mask & ~(BR_LEARNING))
++		return -EINVAL;
++
++	return 0;
++}
++
++static int ks8995_port_bridge_flags(struct dsa_switch *ds, int port,
++				    struct switchdev_brport_flags flags,
++				    struct netlink_ext_ack *extack)
++{
++	struct ks8995_switch *ks = ds->priv;
++	int ret;
++	u8 val;
++
++	if (flags.mask & BR_LEARNING) {
++		ret = ks8995_read_reg(ks, KS8995_REG_PC(port, KS8995_REG_PC2), &val);
++		if (ret) {
++			dev_err(ks->dev, "failed to read KS8995_REG_PC2 on port %d\n", port);
++			return ret;
++		}
++
++		if (flags.val & BR_LEARNING)
++			val &= ~KS8995_PC2_LEARN_DIS;
++		else
++			val |= KS8995_PC2_LEARN_DIS;
++
++		ret = ks8995_write_reg(ks, KS8995_REG_PC(port, KS8995_REG_PC2), val);
++		if (ret) {
++			dev_err(ks->dev, "failed to write KS8995_REG_PC2 on port %d\n", port);
++			return ret;
++		}
++	}
++
++	return 0;
++}
++
++static void ks8995_port_stp_state_set(struct dsa_switch *ds, int port, u8 state)
++{
++	struct ks8995_switch *ks = ds->priv;
++	int ret;
++	u8 val;
++
++	ret = ks8995_read_reg(ks, KS8995_REG_PC(port, KS8995_REG_PC2), &val);
++	if (ret) {
++		dev_err(ks->dev, "failed to read KS8995_REG_PC2 on port %d\n", port);
++		return;
++	}
++
++	/* Set the bits for the different STP states in accordance with
++	 * the datasheet, pages 36-37 "Spanning tree support".
++	 */
++	switch (state) {
++	case BR_STATE_DISABLED:
++	case BR_STATE_BLOCKING:
++	case BR_STATE_LISTENING:
++		val &= ~KS8995_PC2_TXEN;
++		val &= ~KS8995_PC2_RXEN;
++		val |= KS8995_PC2_LEARN_DIS;
++		break;
++	case BR_STATE_LEARNING:
++		val &= ~KS8995_PC2_TXEN;
++		val &= ~KS8995_PC2_RXEN;
++		val &= ~KS8995_PC2_LEARN_DIS;
++		break;
++	case BR_STATE_FORWARDING:
++		val |= KS8995_PC2_TXEN;
++		val |= KS8995_PC2_RXEN;
++		val &= ~KS8995_PC2_LEARN_DIS;
++		break;
++	default:
++		dev_err(ks->dev, "unknown bridge state requested\n");
++		return;
++	}
++
++	ret = ks8995_write_reg(ks, KS8995_REG_PC(port, KS8995_REG_PC2), val);
++	if (ret) {
++		dev_err(ks->dev, "failed to write KS8995_REG_PC2 on port %d\n", port);
++		return;
++	}
++
++	dev_dbg(ks->dev, "set KS8995_REG_PC2 for port %d to %02x\n", port, val);
++}
++
++static void ks8995_phylink_get_caps(struct dsa_switch *dsa, int port,
++				    struct phylink_config *config)
++{
++	unsigned long *interfaces = config->supported_interfaces;
++
++	if (port == KS8995_CPU_PORT)
++		__set_bit(PHY_INTERFACE_MODE_MII, interfaces);
++
++	if (port <= 3) {
++		/* Internal PHYs */
++		__set_bit(PHY_INTERFACE_MODE_INTERNAL, interfaces);
++		/* phylib default */
++		__set_bit(PHY_INTERFACE_MODE_MII, interfaces);
++	}
++
++	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100;
++}
++
++/* Huge packet support up to 1916 byte packages "inclusive"
++ * which means that tags are included. If the bit is not set
++ * it is 1536 bytes "inclusive". We present the length without
++ * tags or ethernet headers. The setting affects all ports.
++ */
++static int ks8995_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
++{
++	struct ks8995_switch *ks = ds->priv;
++	unsigned int max_mtu;
++	int ret;
++	u8 val;
++	int i;
++
++	ks->max_mtu[port] = new_mtu;
++
++	/* Roof out the MTU for the entire switch to the greatest
++	 * common denominator: the biggest set for any one port will
++	 * be the biggest MTU for the switch.
++	 */
++	max_mtu = ETH_DATA_LEN;
++	for (i = 0; i < KS8995_NUM_PORTS; i++) {
++		if (ks->max_mtu[i] > max_mtu)
++			max_mtu = ks->max_mtu[i];
++	}
++
++	/* Translate to layer 2 size.
++	 * Add ethernet and (possible) VLAN headers, and checksum to the size.
++	 * For ETH_DATA_LEN (1500 bytes) this will add up to 1522 bytes.
++	 */
++	max_mtu += VLAN_ETH_HLEN;
++	max_mtu += ETH_FCS_LEN;
++
++	ret = ks8995_read_reg(ks, KS8995_REG_GC2, &val);
++	if (ret) {
++		dev_err(ks->dev, "failed to read KS8995_REG_GC2\n");
++		return ret;
++	}
++
++	if (max_mtu <= 1522) {
++		val &= ~KS8995_GC2_HUGE;
++		val &= ~KS8995_GC2_LEGAL;
++	} else if (max_mtu > 1522 && max_mtu <= 1536) {
++		/* This accepts packets up to 1536 bytes */
++		val &= ~KS8995_GC2_HUGE;
++		val |= KS8995_GC2_LEGAL;
++	} else {
++		/* This accepts packets up to 1916 bytes */
++		val |= KS8995_GC2_HUGE;
++		val |= KS8995_GC2_LEGAL;
++	}
++
++	dev_dbg(ks->dev, "new max MTU %d bytes (inclusive)\n", max_mtu);
++
++	ret = ks8995_write_reg(ks, KS8995_REG_GC2, val);
++	if (ret)
++		dev_err(ks->dev, "failed to set KS8995_REG_GC2\n");
++
++	return ret;
++}
++
++static int ks8995_get_max_mtu(struct dsa_switch *ds, int port)
++{
++	return 1916 - ETH_HLEN - ETH_FCS_LEN;
++}
++
++static const struct dsa_switch_ops ks8995_ds_ops = {
++	.get_tag_protocol = ks8995_get_tag_protocol,
++	.setup = ks8995_setup,
++	.port_pre_bridge_flags = ks8995_port_pre_bridge_flags,
++	.port_bridge_flags = ks8995_port_bridge_flags,
++	.port_enable = ks8995_port_enable,
++	.port_disable = ks8995_port_disable,
++	.port_stp_state_set = ks8995_port_stp_state_set,
++	.port_change_mtu = ks8995_change_mtu,
++	.port_max_mtu = ks8995_get_max_mtu,
++	.phylink_get_caps = ks8995_phylink_get_caps,
++};
++
+ /* ------------------------------------------------------------------------ */
+ static int ks8995_probe(struct spi_device *spi)
+ {
+@@ -388,6 +759,7 @@ static int ks8995_probe(struct spi_devic
+ 
+ 	mutex_init(&ks->lock);
+ 	ks->spi = spi;
++	ks->dev = &spi->dev;
+ 	ks->chip = &ks8995_chip[variant];
+ 
+ 	ks->reset_gpio = devm_gpiod_get_optional(&spi->dev, "reset",
+@@ -434,6 +806,25 @@ static int ks8995_probe(struct spi_devic
+ 	dev_info(&spi->dev, "%s device found, Chip ID:%x, Revision:%x\n",
+ 		 ks->chip->name, ks->chip->chip_id, ks->revision_id);
+ 
++	err = ks8995_check_config(ks);
++	if (err)
++		return err;
++
++	ks->ds = devm_kzalloc(&spi->dev, sizeof(*ks->ds), GFP_KERNEL);
++	if (!ks->ds)
++		return -ENOMEM;
++
++	ks->ds->dev = &spi->dev;
++	ks->ds->num_ports = KS8995_NUM_PORTS;
++	ks->ds->ops = &ks8995_ds_ops;
++	ks->ds->phylink_mac_ops = &ks8995_phylink_mac_ops;
++	ks->ds->priv = ks;
++
++	err = dsa_register_switch(ks->ds);
++	if (err)
++		return dev_err_probe(&spi->dev, err,
++				     "unable to register DSA switch\n");
++
+ 	return 0;
+ }
+ 
+@@ -441,6 +832,7 @@ static void ks8995_remove(struct spi_dev
+ {
+ 	struct ks8995_switch *ks = spi_get_drvdata(spi);
+ 
++	dsa_unregister_switch(ks->ds);
+ 	/* assert reset */
+ 	gpiod_set_value_cansleep(ks->reset_gpio, 1);
+ }

+ 1 - 1
target/linux/generic/hack-6.12/735-net-phy-realtek-rtl8261n.patch

@@ -11,7 +11,7 @@
  	help
 --- a/drivers/net/phy/Makefile
 +++ b/drivers/net/phy/Makefile
-@@ -111,6 +111,7 @@ obj-$(CONFIG_NXP_TJA11XX_PHY)	+= nxp-tja
+@@ -110,6 +110,7 @@ obj-$(CONFIG_NXP_TJA11XX_PHY)	+= nxp-tja
  obj-y				+= qcom/
  obj-$(CONFIG_QSEMI_PHY)		+= qsemi.o
  obj-$(CONFIG_REALTEK_PHY)	+= realtek/

+ 1 - 1
target/linux/mediatek/patches-6.12/500-gsw-rtl8367s-mt7622-support.patch

@@ -15,7 +15,7 @@
  	select CRC16
 --- a/drivers/net/phy/Makefile
 +++ b/drivers/net/phy/Makefile
-@@ -114,6 +114,7 @@ obj-$(CONFIG_REALTEK_PHY)	+= realtek/
+@@ -113,6 +113,7 @@ obj-$(CONFIG_REALTEK_PHY)	+= realtek/
  obj-y				+= rtl8261n/
  obj-$(CONFIG_RENESAS_PHY)	+= uPD60620.o
  obj-$(CONFIG_ROCKCHIP_PHY)	+= rockchip.o

+ 2 - 2
target/linux/mediatek/patches-6.12/737-net-dsa-add-Airoha-AN8855.patch

@@ -216,10 +216,10 @@ Christian Marangi (9):
  config NET_DSA_LANTIQ_GSWIP
 --- a/drivers/net/dsa/Makefile
 +++ b/drivers/net/dsa/Makefile
-@@ -5,6 +5,7 @@ obj-$(CONFIG_NET_DSA_LOOP)	+= dsa_loop.o
- ifdef CONFIG_NET_DSA_LOOP
+@@ -6,6 +6,7 @@ ifdef CONFIG_NET_DSA_LOOP
  obj-$(CONFIG_FIXED_PHY)		+= dsa_loop_bdinfo.o
  endif
+ obj-$(CONFIG_NET_DSA_KS8995) 	+= ks8995.o
 +obj-$(CONFIG_NET_DSA_AN8855)	+= an8855.o
  obj-$(CONFIG_NET_DSA_LANTIQ_GSWIP) += lantiq_gswip.o
  obj-$(CONFIG_NET_DSA_MT7530)	+= mt7530.o

+ 1 - 1
target/linux/realtek/patches-6.12/718-net-dsa-add-support-for-rtl838x-switch.patch

@@ -33,7 +33,7 @@ Submitted-by: John Crispin <[email protected]>
  	depends on OF && ARCH_RZN1
 --- a/drivers/net/dsa/Makefile
 +++ b/drivers/net/dsa/Makefile
-@@ -24,5 +24,6 @@ obj-y				+= mv88e6xxx/
+@@ -25,5 +25,6 @@ obj-y				+= mv88e6xxx/
  obj-y				+= ocelot/
  obj-y				+= qca/
  obj-y				+= realtek/

+ 1 - 1
target/linux/realtek/patches-6.12/720-add-rtl-phy.patch

@@ -29,7 +29,7 @@ Submitted-by: Birger Koblitz <[email protected]>
  	help
 --- a/drivers/net/phy/Makefile
 +++ b/drivers/net/phy/Makefile
-@@ -112,6 +112,7 @@ obj-y				+= qcom/
+@@ -111,6 +111,7 @@ obj-y				+= qcom/
  obj-$(CONFIG_QSEMI_PHY)		+= qsemi.o
  obj-$(CONFIG_REALTEK_PHY)	+= realtek/
  obj-y				+= rtl8261n/