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-rw-r--r--target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch2690
1 files changed, 0 insertions, 2690 deletions
diff --git a/target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch b/target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch
deleted file mode 100644
index 003524312c..0000000000
--- a/target/linux/ipq806x/patches-4.9/700-net-add-qualcomm-mdio-and-phy.patch
+++ /dev/null
@@ -1,2690 +0,0 @@
-From 5a71a2005a2e1e6bbe36f00386c495ad6626beb2 Mon Sep 17 00:00:00 2001
-From: Christian Lamparter <chunkeey@googlemail.com>
-Date: Thu, 19 Jan 2017 01:59:43 +0100
-Subject: [PATCH 30/38] NET: add qualcomm mdio and PHY
-
----
- drivers/net/phy/Kconfig | 14 ++++++++++++++
- drivers/net/phy/Makefile | 2 ++
- 2 files changed, 16 insertions(+)
-
---- a/drivers/net/phy/Kconfig
-+++ b/drivers/net/phy/Kconfig
-@@ -408,6 +408,20 @@ config XILINX_GMII2RGMII
- the Reduced Gigabit Media Independent Interface(RGMII) between
- Ethernet physical media devices and the Gigabit Ethernet controller.
-
-+config MDIO_IPQ40XX
-+ tristate "Qualcomm Atheros ipq40xx MDIO interface"
-+ depends on HAS_IOMEM && OF
-+ ---help---
-+ This driver supports the MDIO interface found in Qualcomm
-+ Atheros ipq40xx Soc chip.
-+
-+config AR40XX_PHY
-+ tristate "Driver for Qualcomm Atheros IPQ40XX switches"
-+ depends on HAS_IOMEM && OF
-+ select SWCONFIG
-+ ---help---
-+ This is the driver for Qualcomm Atheros IPQ40XX ESS switches.
-+
- endif # PHYLIB
-
- config MICREL_KS8995MA
---- a/drivers/net/phy/Makefile
-+++ b/drivers/net/phy/Makefile
-@@ -32,6 +32,7 @@ obj-$(CONFIG_MDIO_BUS_MUX_MMIOREG) += md
- obj-$(CONFIG_MDIO_CAVIUM) += mdio-cavium.o
- obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o
- obj-$(CONFIG_MDIO_HISI_FEMAC) += mdio-hisi-femac.o
-+obj-$(CONFIG_MDIO_IPQ40XX) += mdio-ipq40xx.o
- obj-$(CONFIG_MDIO_MOXART) += mdio-moxart.o
- obj-$(CONFIG_MDIO_OCTEON) += mdio-octeon.o
- obj-$(CONFIG_MDIO_SUN4I) += mdio-sun4i.o
-@@ -40,6 +41,7 @@ obj-$(CONFIG_MDIO_XGENE) += mdio-xgene.o
-
- obj-$(CONFIG_AMD_PHY) += amd.o
- obj-$(CONFIG_AQUANTIA_PHY) += aquantia.o
-+obj-$(CONFIG_AR40XX_PHY) += ar40xx.o
- obj-$(CONFIG_AT803X_PHY) += at803x.o
- obj-$(CONFIG_BCM63XX_PHY) += bcm63xx.o
- obj-$(CONFIG_BCM7XXX_PHY) += bcm7xxx.o
---- /dev/null
-+++ b/drivers/net/phy/ar40xx.c
-@@ -0,0 +1,2090 @@
-+/*
-+ * Copyright (c) 2016, The Linux Foundation. All rights reserved.
-+ *
-+ * Permission to use, copy, modify, and/or distribute this software for
-+ * any purpose with or without fee is hereby granted, provided that the
-+ * above copyright notice and this permission notice appear in all copies.
-+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
-+ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-+ */
-+
-+#include <linux/module.h>
-+#include <linux/list.h>
-+#include <linux/bitops.h>
-+#include <linux/switch.h>
-+#include <linux/delay.h>
-+#include <linux/phy.h>
-+#include <linux/clk.h>
-+#include <linux/reset.h>
-+#include <linux/lockdep.h>
-+#include <linux/workqueue.h>
-+#include <linux/of_device.h>
-+#include <linux/of_address.h>
-+#include <linux/mdio.h>
-+#include <linux/gpio.h>
-+
-+#include "ar40xx.h"
-+
-+static struct ar40xx_priv *ar40xx_priv;
-+
-+#define MIB_DESC(_s , _o, _n) \
-+ { \
-+ .size = (_s), \
-+ .offset = (_o), \
-+ .name = (_n), \
-+ }
-+
-+static const struct ar40xx_mib_desc ar40xx_mibs[] = {
-+ MIB_DESC(1, AR40XX_STATS_RXBROAD, "RxBroad"),
-+ MIB_DESC(1, AR40XX_STATS_RXPAUSE, "RxPause"),
-+ MIB_DESC(1, AR40XX_STATS_RXMULTI, "RxMulti"),
-+ MIB_DESC(1, AR40XX_STATS_RXFCSERR, "RxFcsErr"),
-+ MIB_DESC(1, AR40XX_STATS_RXALIGNERR, "RxAlignErr"),
-+ MIB_DESC(1, AR40XX_STATS_RXRUNT, "RxRunt"),
-+ MIB_DESC(1, AR40XX_STATS_RXFRAGMENT, "RxFragment"),
-+ MIB_DESC(1, AR40XX_STATS_RX64BYTE, "Rx64Byte"),
-+ MIB_DESC(1, AR40XX_STATS_RX128BYTE, "Rx128Byte"),
-+ MIB_DESC(1, AR40XX_STATS_RX256BYTE, "Rx256Byte"),
-+ MIB_DESC(1, AR40XX_STATS_RX512BYTE, "Rx512Byte"),
-+ MIB_DESC(1, AR40XX_STATS_RX1024BYTE, "Rx1024Byte"),
-+ MIB_DESC(1, AR40XX_STATS_RX1518BYTE, "Rx1518Byte"),
-+ MIB_DESC(1, AR40XX_STATS_RXMAXBYTE, "RxMaxByte"),
-+ MIB_DESC(1, AR40XX_STATS_RXTOOLONG, "RxTooLong"),
-+ MIB_DESC(2, AR40XX_STATS_RXGOODBYTE, "RxGoodByte"),
-+ MIB_DESC(2, AR40XX_STATS_RXBADBYTE, "RxBadByte"),
-+ MIB_DESC(1, AR40XX_STATS_RXOVERFLOW, "RxOverFlow"),
-+ MIB_DESC(1, AR40XX_STATS_FILTERED, "Filtered"),
-+ MIB_DESC(1, AR40XX_STATS_TXBROAD, "TxBroad"),
-+ MIB_DESC(1, AR40XX_STATS_TXPAUSE, "TxPause"),
-+ MIB_DESC(1, AR40XX_STATS_TXMULTI, "TxMulti"),
-+ MIB_DESC(1, AR40XX_STATS_TXUNDERRUN, "TxUnderRun"),
-+ MIB_DESC(1, AR40XX_STATS_TX64BYTE, "Tx64Byte"),
-+ MIB_DESC(1, AR40XX_STATS_TX128BYTE, "Tx128Byte"),
-+ MIB_DESC(1, AR40XX_STATS_TX256BYTE, "Tx256Byte"),
-+ MIB_DESC(1, AR40XX_STATS_TX512BYTE, "Tx512Byte"),
-+ MIB_DESC(1, AR40XX_STATS_TX1024BYTE, "Tx1024Byte"),
-+ MIB_DESC(1, AR40XX_STATS_TX1518BYTE, "Tx1518Byte"),
-+ MIB_DESC(1, AR40XX_STATS_TXMAXBYTE, "TxMaxByte"),
-+ MIB_DESC(1, AR40XX_STATS_TXOVERSIZE, "TxOverSize"),
-+ MIB_DESC(2, AR40XX_STATS_TXBYTE, "TxByte"),
-+ MIB_DESC(1, AR40XX_STATS_TXCOLLISION, "TxCollision"),
-+ MIB_DESC(1, AR40XX_STATS_TXABORTCOL, "TxAbortCol"),
-+ MIB_DESC(1, AR40XX_STATS_TXMULTICOL, "TxMultiCol"),
-+ MIB_DESC(1, AR40XX_STATS_TXSINGLECOL, "TxSingleCol"),
-+ MIB_DESC(1, AR40XX_STATS_TXEXCDEFER, "TxExcDefer"),
-+ MIB_DESC(1, AR40XX_STATS_TXDEFER, "TxDefer"),
-+ MIB_DESC(1, AR40XX_STATS_TXLATECOL, "TxLateCol"),
-+};
-+
-+static u32
-+ar40xx_read(struct ar40xx_priv *priv, int reg)
-+{
-+ return readl(priv->hw_addr + reg);
-+}
-+
-+static u32
-+ar40xx_psgmii_read(struct ar40xx_priv *priv, int reg)
-+{
-+ return readl(priv->psgmii_hw_addr + reg);
-+}
-+
-+static void
-+ar40xx_write(struct ar40xx_priv *priv, int reg, u32 val)
-+{
-+ writel(val, priv->hw_addr + reg);
-+}
-+
-+static u32
-+ar40xx_rmw(struct ar40xx_priv *priv, int reg, u32 mask, u32 val)
-+{
-+ u32 ret;
-+
-+ ret = ar40xx_read(priv, reg);
-+ ret &= ~mask;
-+ ret |= val;
-+ ar40xx_write(priv, reg, ret);
-+ return ret;
-+}
-+
-+static void
-+ar40xx_psgmii_write(struct ar40xx_priv *priv, int reg, u32 val)
-+{
-+ writel(val, priv->psgmii_hw_addr + reg);
-+}
-+
-+static void
-+ar40xx_phy_dbg_write(struct ar40xx_priv *priv, int phy_addr,
-+ u16 dbg_addr, u16 dbg_data)
-+{
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ mutex_lock(&bus->mdio_lock);
-+ bus->write(bus, phy_addr, AR40XX_MII_ATH_DBG_ADDR, dbg_addr);
-+ bus->write(bus, phy_addr, AR40XX_MII_ATH_DBG_DATA, dbg_data);
-+ mutex_unlock(&bus->mdio_lock);
-+}
-+
-+static void
-+ar40xx_phy_dbg_read(struct ar40xx_priv *priv, int phy_addr,
-+ u16 dbg_addr, u16 *dbg_data)
-+{
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ mutex_lock(&bus->mdio_lock);
-+ bus->write(bus, phy_addr, AR40XX_MII_ATH_DBG_ADDR, dbg_addr);
-+ *dbg_data = bus->read(bus, phy_addr, AR40XX_MII_ATH_DBG_DATA);
-+ mutex_unlock(&bus->mdio_lock);
-+}
-+
-+static void
-+ar40xx_phy_mmd_write(struct ar40xx_priv *priv, u32 phy_id,
-+ u16 mmd_num, u16 reg_id, u16 reg_val)
-+{
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ mutex_lock(&bus->mdio_lock);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_ADDR, mmd_num);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_DATA, reg_id);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_ADDR,
-+ 0x4000 | mmd_num);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_DATA, reg_val);
-+ mutex_unlock(&bus->mdio_lock);
-+}
-+
-+static u16
-+ar40xx_phy_mmd_read(struct ar40xx_priv *priv, u32 phy_id,
-+ u16 mmd_num, u16 reg_id)
-+{
-+ u16 value;
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ mutex_lock(&bus->mdio_lock);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_ADDR, mmd_num);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_DATA, reg_id);
-+ bus->write(bus, phy_id,
-+ AR40XX_MII_ATH_MMD_ADDR,
-+ 0x4000 | mmd_num);
-+ value = bus->read(bus, phy_id, AR40XX_MII_ATH_MMD_DATA);
-+ mutex_unlock(&bus->mdio_lock);
-+ return value;
-+}
-+
-+/* Start of swconfig support */
-+
-+static void
-+ar40xx_phy_poll_reset(struct ar40xx_priv *priv)
-+{
-+ u32 i, in_reset, retries = 500;
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ /* Assume RESET was recently issued to some or all of the phys */
-+ in_reset = GENMASK(AR40XX_NUM_PHYS - 1, 0);
-+
-+ while (retries--) {
-+ /* 1ms should be plenty of time.
-+ * 802.3 spec allows for a max wait time of 500ms
-+ */
-+ usleep_range(1000, 2000);
-+
-+ for (i = 0; i < AR40XX_NUM_PHYS; i++) {
-+ int val;
-+
-+ /* skip devices which have completed reset */
-+ if (!(in_reset & BIT(i)))
-+ continue;
-+
-+ val = mdiobus_read(bus, i, MII_BMCR);
-+ if (val < 0)
-+ continue;
-+
-+ /* mark when phy is no longer in reset state */
-+ if (!(val & BMCR_RESET))
-+ in_reset &= ~BIT(i);
-+ }
-+
-+ if (!in_reset)
-+ return;
-+ }
-+
-+ dev_warn(&bus->dev, "Failed to reset all phys! (in_reset: 0x%x)\n",
-+ in_reset);
-+}
-+
-+static void
-+ar40xx_phy_init(struct ar40xx_priv *priv)
-+{
-+ int i;
-+ struct mii_bus *bus;
-+ u16 val;
-+
-+ bus = priv->mii_bus;
-+ for (i = 0; i < AR40XX_NUM_PORTS - 1; i++) {
-+ ar40xx_phy_dbg_read(priv, i, AR40XX_PHY_DEBUG_0, &val);
-+ val &= ~AR40XX_PHY_MANU_CTRL_EN;
-+ ar40xx_phy_dbg_write(priv, i, AR40XX_PHY_DEBUG_0, val);
-+ mdiobus_write(bus, i,
-+ MII_ADVERTISE, ADVERTISE_ALL |
-+ ADVERTISE_PAUSE_CAP |
-+ ADVERTISE_PAUSE_ASYM);
-+ mdiobus_write(bus, i, MII_CTRL1000, ADVERTISE_1000FULL);
-+ mdiobus_write(bus, i, MII_BMCR, BMCR_RESET | BMCR_ANENABLE);
-+ }
-+
-+ ar40xx_phy_poll_reset(priv);
-+}
-+
-+static void
-+ar40xx_port_phy_linkdown(struct ar40xx_priv *priv)
-+{
-+ struct mii_bus *bus;
-+ int i;
-+ u16 val;
-+
-+ bus = priv->mii_bus;
-+ for (i = 0; i < AR40XX_NUM_PORTS - 1; i++) {
-+ mdiobus_write(bus, i, MII_CTRL1000, 0);
-+ mdiobus_write(bus, i, MII_ADVERTISE, 0);
-+ mdiobus_write(bus, i, MII_BMCR, BMCR_RESET | BMCR_ANENABLE);
-+ ar40xx_phy_dbg_read(priv, i, AR40XX_PHY_DEBUG_0, &val);
-+ val |= AR40XX_PHY_MANU_CTRL_EN;
-+ ar40xx_phy_dbg_write(priv, i, AR40XX_PHY_DEBUG_0, val);
-+ /* disable transmit */
-+ ar40xx_phy_dbg_read(priv, i, AR40XX_PHY_DEBUG_2, &val);
-+ val &= 0xf00f;
-+ ar40xx_phy_dbg_write(priv, i, AR40XX_PHY_DEBUG_2, val);
-+ }
-+}
-+
-+static void
-+ar40xx_set_mirror_regs(struct ar40xx_priv *priv)
-+{
-+ int port;
-+
-+ /* reset all mirror registers */
-+ ar40xx_rmw(priv, AR40XX_REG_FWD_CTRL0,
-+ AR40XX_FWD_CTRL0_MIRROR_PORT,
-+ (0xF << AR40XX_FWD_CTRL0_MIRROR_PORT_S));
-+ for (port = 0; port < AR40XX_NUM_PORTS; port++) {
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(port),
-+ AR40XX_PORT_LOOKUP_ING_MIRROR_EN, 0);
-+
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_HOL_CTRL1(port),
-+ AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN, 0);
-+ }
-+
-+ /* now enable mirroring if necessary */
-+ if (priv->source_port >= AR40XX_NUM_PORTS ||
-+ priv->monitor_port >= AR40XX_NUM_PORTS ||
-+ priv->source_port == priv->monitor_port) {
-+ return;
-+ }
-+
-+ ar40xx_rmw(priv, AR40XX_REG_FWD_CTRL0,
-+ AR40XX_FWD_CTRL0_MIRROR_PORT,
-+ (priv->monitor_port << AR40XX_FWD_CTRL0_MIRROR_PORT_S));
-+
-+ if (priv->mirror_rx)
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(priv->source_port), 0,
-+ AR40XX_PORT_LOOKUP_ING_MIRROR_EN);
-+
-+ if (priv->mirror_tx)
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_HOL_CTRL1(priv->source_port),
-+ 0, AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN);
-+}
-+
-+static int
-+ar40xx_sw_get_ports(struct switch_dev *dev, struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ u8 ports = priv->vlan_table[val->port_vlan];
-+ int i;
-+
-+ val->len = 0;
-+ for (i = 0; i < dev->ports; i++) {
-+ struct switch_port *p;
-+
-+ if (!(ports & BIT(i)))
-+ continue;
-+
-+ p = &val->value.ports[val->len++];
-+ p->id = i;
-+ if ((priv->vlan_tagged & BIT(i)) ||
-+ (priv->pvid[i] != val->port_vlan))
-+ p->flags = BIT(SWITCH_PORT_FLAG_TAGGED);
-+ else
-+ p->flags = 0;
-+ }
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_ports(struct switch_dev *dev, struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ u8 *vt = &priv->vlan_table[val->port_vlan];
-+ int i;
-+
-+ *vt = 0;
-+ for (i = 0; i < val->len; i++) {
-+ struct switch_port *p = &val->value.ports[i];
-+
-+ if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED)) {
-+ if (val->port_vlan == priv->pvid[p->id])
-+ priv->vlan_tagged |= BIT(p->id);
-+ } else {
-+ priv->vlan_tagged &= ~BIT(p->id);
-+ priv->pvid[p->id] = val->port_vlan;
-+ }
-+
-+ *vt |= BIT(p->id);
-+ }
-+ return 0;
-+}
-+
-+static int
-+ar40xx_reg_wait(struct ar40xx_priv *priv, u32 reg, u32 mask, u32 val,
-+ unsigned timeout)
-+{
-+ int i;
-+
-+ for (i = 0; i < timeout; i++) {
-+ u32 t;
-+
-+ t = ar40xx_read(priv, reg);
-+ if ((t & mask) == val)
-+ return 0;
-+
-+ usleep_range(1000, 2000);
-+ }
-+
-+ return -ETIMEDOUT;
-+}
-+
-+static int
-+ar40xx_mib_op(struct ar40xx_priv *priv, u32 op)
-+{
-+ int ret;
-+
-+ lockdep_assert_held(&priv->mib_lock);
-+
-+ /* Capture the hardware statistics for all ports */
-+ ar40xx_rmw(priv, AR40XX_REG_MIB_FUNC,
-+ AR40XX_MIB_FUNC, (op << AR40XX_MIB_FUNC_S));
-+
-+ /* Wait for the capturing to complete. */
-+ ret = ar40xx_reg_wait(priv, AR40XX_REG_MIB_FUNC,
-+ AR40XX_MIB_BUSY, 0, 10);
-+
-+ return ret;
-+}
-+
-+static void
-+ar40xx_mib_fetch_port_stat(struct ar40xx_priv *priv, int port, bool flush)
-+{
-+ unsigned int base;
-+ u64 *mib_stats;
-+ int i;
-+ u32 num_mibs = ARRAY_SIZE(ar40xx_mibs);
-+
-+ WARN_ON(port >= priv->dev.ports);
-+
-+ lockdep_assert_held(&priv->mib_lock);
-+
-+ base = AR40XX_REG_PORT_STATS_START +
-+ AR40XX_REG_PORT_STATS_LEN * port;
-+
-+ mib_stats = &priv->mib_stats[port * num_mibs];
-+ if (flush) {
-+ u32 len;
-+
-+ len = num_mibs * sizeof(*mib_stats);
-+ memset(mib_stats, 0, len);
-+ return;
-+ }
-+ for (i = 0; i < num_mibs; i++) {
-+ const struct ar40xx_mib_desc *mib;
-+ u64 t;
-+
-+ mib = &ar40xx_mibs[i];
-+ t = ar40xx_read(priv, base + mib->offset);
-+ if (mib->size == 2) {
-+ u64 hi;
-+
-+ hi = ar40xx_read(priv, base + mib->offset + 4);
-+ t |= hi << 32;
-+ }
-+
-+ mib_stats[i] += t;
-+ }
-+}
-+
-+static int
-+ar40xx_mib_capture(struct ar40xx_priv *priv)
-+{
-+ return ar40xx_mib_op(priv, AR40XX_MIB_FUNC_CAPTURE);
-+}
-+
-+static int
-+ar40xx_mib_flush(struct ar40xx_priv *priv)
-+{
-+ return ar40xx_mib_op(priv, AR40XX_MIB_FUNC_FLUSH);
-+}
-+
-+static int
-+ar40xx_sw_set_reset_mibs(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ unsigned int len;
-+ int ret;
-+ u32 num_mibs = ARRAY_SIZE(ar40xx_mibs);
-+
-+ mutex_lock(&priv->mib_lock);
-+
-+ len = priv->dev.ports * num_mibs * sizeof(*priv->mib_stats);
-+ memset(priv->mib_stats, 0, len);
-+ ret = ar40xx_mib_flush(priv);
-+
-+ mutex_unlock(&priv->mib_lock);
-+ return ret;
-+}
-+
-+static int
-+ar40xx_sw_set_vlan(struct switch_dev *dev, const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ priv->vlan = !!val->value.i;
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_vlan(struct switch_dev *dev, const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ val->value.i = priv->vlan;
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_mirror_rx_enable(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ priv->mirror_rx = !!val->value.i;
-+ ar40xx_set_mirror_regs(priv);
-+ mutex_unlock(&priv->reg_mutex);
-+
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_mirror_rx_enable(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ val->value.i = priv->mirror_rx;
-+ mutex_unlock(&priv->reg_mutex);
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_mirror_tx_enable(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ priv->mirror_tx = !!val->value.i;
-+ ar40xx_set_mirror_regs(priv);
-+ mutex_unlock(&priv->reg_mutex);
-+
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_mirror_tx_enable(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ val->value.i = priv->mirror_tx;
-+ mutex_unlock(&priv->reg_mutex);
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_mirror_monitor_port(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ priv->monitor_port = val->value.i;
-+ ar40xx_set_mirror_regs(priv);
-+ mutex_unlock(&priv->reg_mutex);
-+
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_mirror_monitor_port(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ val->value.i = priv->monitor_port;
-+ mutex_unlock(&priv->reg_mutex);
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_mirror_source_port(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ priv->source_port = val->value.i;
-+ ar40xx_set_mirror_regs(priv);
-+ mutex_unlock(&priv->reg_mutex);
-+
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_mirror_source_port(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ mutex_lock(&priv->reg_mutex);
-+ val->value.i = priv->source_port;
-+ mutex_unlock(&priv->reg_mutex);
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_linkdown(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ if (val->value.i == 1)
-+ ar40xx_port_phy_linkdown(priv);
-+ else
-+ ar40xx_phy_init(priv);
-+
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_port_reset_mib(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ int port;
-+ int ret;
-+
-+ port = val->port_vlan;
-+ if (port >= dev->ports)
-+ return -EINVAL;
-+
-+ mutex_lock(&priv->mib_lock);
-+ ret = ar40xx_mib_capture(priv);
-+ if (ret)
-+ goto unlock;
-+
-+ ar40xx_mib_fetch_port_stat(priv, port, true);
-+
-+unlock:
-+ mutex_unlock(&priv->mib_lock);
-+ return ret;
-+}
-+
-+static int
-+ar40xx_sw_get_port_mib(struct switch_dev *dev,
-+ const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ u64 *mib_stats;
-+ int port;
-+ int ret;
-+ char *buf = priv->buf;
-+ int i, len = 0;
-+ u32 num_mibs = ARRAY_SIZE(ar40xx_mibs);
-+
-+ port = val->port_vlan;
-+ if (port >= dev->ports)
-+ return -EINVAL;
-+
-+ mutex_lock(&priv->mib_lock);
-+ ret = ar40xx_mib_capture(priv);
-+ if (ret)
-+ goto unlock;
-+
-+ ar40xx_mib_fetch_port_stat(priv, port, false);
-+
-+ len += snprintf(buf + len, sizeof(priv->buf) - len,
-+ "Port %d MIB counters\n",
-+ port);
-+
-+ mib_stats = &priv->mib_stats[port * num_mibs];
-+ for (i = 0; i < num_mibs; i++)
-+ len += snprintf(buf + len, sizeof(priv->buf) - len,
-+ "%-12s: %llu\n",
-+ ar40xx_mibs[i].name,
-+ mib_stats[i]);
-+
-+ val->value.s = buf;
-+ val->len = len;
-+
-+unlock:
-+ mutex_unlock(&priv->mib_lock);
-+ return ret;
-+}
-+
-+static int
-+ar40xx_sw_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ priv->vlan_id[val->port_vlan] = val->value.i;
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_vid(struct switch_dev *dev, const struct switch_attr *attr,
-+ struct switch_val *val)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ val->value.i = priv->vlan_id[val->port_vlan];
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_get_pvid(struct switch_dev *dev, int port, int *vlan)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ *vlan = priv->pvid[port];
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_set_pvid(struct switch_dev *dev, int port, int vlan)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ /* make sure no invalid PVIDs get set */
-+ if (vlan >= dev->vlans)
-+ return -EINVAL;
-+
-+ priv->pvid[port] = vlan;
-+ return 0;
-+}
-+
-+static void
-+ar40xx_read_port_link(struct ar40xx_priv *priv, int port,
-+ struct switch_port_link *link)
-+{
-+ u32 status;
-+ u32 speed;
-+
-+ memset(link, 0, sizeof(*link));
-+
-+ status = ar40xx_read(priv, AR40XX_REG_PORT_STATUS(port));
-+
-+ link->aneg = !!(status & AR40XX_PORT_AUTO_LINK_EN);
-+ if (link->aneg || (port != AR40XX_PORT_CPU))
-+ link->link = !!(status & AR40XX_PORT_STATUS_LINK_UP);
-+ else
-+ link->link = true;
-+
-+ if (!link->link)
-+ return;
-+
-+ link->duplex = !!(status & AR40XX_PORT_DUPLEX);
-+ link->tx_flow = !!(status & AR40XX_PORT_STATUS_TXFLOW);
-+ link->rx_flow = !!(status & AR40XX_PORT_STATUS_RXFLOW);
-+
-+ speed = (status & AR40XX_PORT_SPEED) >>
-+ AR40XX_PORT_STATUS_SPEED_S;
-+
-+ switch (speed) {
-+ case AR40XX_PORT_SPEED_10M:
-+ link->speed = SWITCH_PORT_SPEED_10;
-+ break;
-+ case AR40XX_PORT_SPEED_100M:
-+ link->speed = SWITCH_PORT_SPEED_100;
-+ break;
-+ case AR40XX_PORT_SPEED_1000M:
-+ link->speed = SWITCH_PORT_SPEED_1000;
-+ break;
-+ default:
-+ link->speed = SWITCH_PORT_SPEED_UNKNOWN;
-+ break;
-+ }
-+}
-+
-+static int
-+ar40xx_sw_get_port_link(struct switch_dev *dev, int port,
-+ struct switch_port_link *link)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+
-+ ar40xx_read_port_link(priv, port, link);
-+ return 0;
-+}
-+
-+static const struct switch_attr ar40xx_sw_attr_globals[] = {
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "enable_vlan",
-+ .description = "Enable VLAN mode",
-+ .set = ar40xx_sw_set_vlan,
-+ .get = ar40xx_sw_get_vlan,
-+ .max = 1
-+ },
-+ {
-+ .type = SWITCH_TYPE_NOVAL,
-+ .name = "reset_mibs",
-+ .description = "Reset all MIB counters",
-+ .set = ar40xx_sw_set_reset_mibs,
-+ },
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "enable_mirror_rx",
-+ .description = "Enable mirroring of RX packets",
-+ .set = ar40xx_sw_set_mirror_rx_enable,
-+ .get = ar40xx_sw_get_mirror_rx_enable,
-+ .max = 1
-+ },
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "enable_mirror_tx",
-+ .description = "Enable mirroring of TX packets",
-+ .set = ar40xx_sw_set_mirror_tx_enable,
-+ .get = ar40xx_sw_get_mirror_tx_enable,
-+ .max = 1
-+ },
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "mirror_monitor_port",
-+ .description = "Mirror monitor port",
-+ .set = ar40xx_sw_set_mirror_monitor_port,
-+ .get = ar40xx_sw_get_mirror_monitor_port,
-+ .max = AR40XX_NUM_PORTS - 1
-+ },
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "mirror_source_port",
-+ .description = "Mirror source port",
-+ .set = ar40xx_sw_set_mirror_source_port,
-+ .get = ar40xx_sw_get_mirror_source_port,
-+ .max = AR40XX_NUM_PORTS - 1
-+ },
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "linkdown",
-+ .description = "Link down all the PHYs",
-+ .set = ar40xx_sw_set_linkdown,
-+ .max = 1
-+ },
-+};
-+
-+static const struct switch_attr ar40xx_sw_attr_port[] = {
-+ {
-+ .type = SWITCH_TYPE_NOVAL,
-+ .name = "reset_mib",
-+ .description = "Reset single port MIB counters",
-+ .set = ar40xx_sw_set_port_reset_mib,
-+ },
-+ {
-+ .type = SWITCH_TYPE_STRING,
-+ .name = "mib",
-+ .description = "Get port's MIB counters",
-+ .set = NULL,
-+ .get = ar40xx_sw_get_port_mib,
-+ },
-+};
-+
-+const struct switch_attr ar40xx_sw_attr_vlan[] = {
-+ {
-+ .type = SWITCH_TYPE_INT,
-+ .name = "vid",
-+ .description = "VLAN ID (0-4094)",
-+ .set = ar40xx_sw_set_vid,
-+ .get = ar40xx_sw_get_vid,
-+ .max = 4094,
-+ },
-+};
-+
-+/* End of swconfig support */
-+
-+static int
-+ar40xx_wait_bit(struct ar40xx_priv *priv, int reg, u32 mask, u32 val)
-+{
-+ int timeout = 20;
-+ u32 t;
-+
-+ while (1) {
-+ t = ar40xx_read(priv, reg);
-+ if ((t & mask) == val)
-+ return 0;
-+
-+ if (timeout-- <= 0)
-+ break;
-+
-+ usleep_range(10, 20);
-+ }
-+
-+ pr_err("ar40xx: timeout for reg %08x: %08x & %08x != %08x\n",
-+ (unsigned int)reg, t, mask, val);
-+ return -ETIMEDOUT;
-+}
-+
-+static int
-+ar40xx_atu_flush(struct ar40xx_priv *priv)
-+{
-+ int ret;
-+
-+ ret = ar40xx_wait_bit(priv, AR40XX_REG_ATU_FUNC,
-+ AR40XX_ATU_FUNC_BUSY, 0);
-+ if (!ret)
-+ ar40xx_write(priv, AR40XX_REG_ATU_FUNC,
-+ AR40XX_ATU_FUNC_OP_FLUSH |
-+ AR40XX_ATU_FUNC_BUSY);
-+
-+ return ret;
-+}
-+
-+static void
-+ar40xx_ess_reset(struct ar40xx_priv *priv)
-+{
-+ reset_control_assert(priv->ess_rst);
-+ mdelay(10);
-+ reset_control_deassert(priv->ess_rst);
-+ /* Waiting for all inner tables init done.
-+ * It cost 5~10ms.
-+ */
-+ mdelay(10);
-+
-+ pr_info("ESS reset ok!\n");
-+}
-+
-+/* Start of psgmii self test */
-+
-+static void
-+ar40xx_malibu_psgmii_ess_reset(struct ar40xx_priv *priv)
-+{
-+ u32 n;
-+ struct mii_bus *bus = priv->mii_bus;
-+ /* reset phy psgmii */
-+ /* fix phy psgmii RX 20bit */
-+ mdiobus_write(bus, 5, 0x0, 0x005b);
-+ /* reset phy psgmii */
-+ mdiobus_write(bus, 5, 0x0, 0x001b);
-+ /* release reset phy psgmii */
-+ mdiobus_write(bus, 5, 0x0, 0x005b);
-+
-+ for (n = 0; n < AR40XX_PSGMII_CALB_NUM; n++) {
-+ u16 status;
-+
-+ status = ar40xx_phy_mmd_read(priv, 5, 1, 0x28);
-+ if (status & BIT(0))
-+ break;
-+ /* Polling interval to check PSGMII PLL in malibu is ready
-+ * the worst time is 8.67ms
-+ * for 25MHz reference clock
-+ * [512+(128+2048)*49]*80ns+100us
-+ */
-+ mdelay(2);
-+ }
-+
-+ /*check malibu psgmii calibration done end..*/
-+
-+ /*freeze phy psgmii RX CDR*/
-+ mdiobus_write(bus, 5, 0x1a, 0x2230);
-+
-+ ar40xx_ess_reset(priv);
-+
-+ /*check psgmii calibration done start*/
-+ for (n = 0; n < AR40XX_PSGMII_CALB_NUM; n++) {
-+ u32 status;
-+
-+ status = ar40xx_psgmii_read(priv, 0xa0);
-+ if (status & BIT(0))
-+ break;
-+ /* Polling interval to check PSGMII PLL in ESS is ready */
-+ mdelay(2);
-+ }
-+
-+ /* check dakota psgmii calibration done end..*/
-+
-+ /* relesae phy psgmii RX CDR */
-+ mdiobus_write(bus, 5, 0x1a, 0x3230);
-+ /* release phy psgmii RX 20bit */
-+ mdiobus_write(bus, 5, 0x0, 0x005f);
-+}
-+
-+static void
-+ar40xx_psgmii_single_phy_testing(struct ar40xx_priv *priv, int phy)
-+{
-+ int j;
-+ u32 tx_ok, tx_error;
-+ u32 rx_ok, rx_error;
-+ u32 tx_ok_high16;
-+ u32 rx_ok_high16;
-+ u32 tx_all_ok, rx_all_ok;
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ mdiobus_write(bus, phy, 0x0, 0x9000);
-+ mdiobus_write(bus, phy, 0x0, 0x4140);
-+
-+ for (j = 0; j < AR40XX_PSGMII_CALB_NUM; j++) {
-+ u16 status;
-+
-+ status = mdiobus_read(bus, phy, 0x11);
-+ if (status & AR40XX_PHY_SPEC_STATUS_LINK)
-+ break;
-+ /* the polling interval to check if the PHY link up or not
-+ * maxwait_timer: 750 ms +/-10 ms
-+ * minwait_timer : 1 us +/- 0.1us
-+ * time resides in minwait_timer ~ maxwait_timer
-+ * see IEEE 802.3 section 40.4.5.2
-+ */
-+ mdelay(8);
-+ }
-+
-+ /* enable check */
-+ ar40xx_phy_mmd_write(priv, phy, 7, 0x8029, 0x0000);
-+ ar40xx_phy_mmd_write(priv, phy, 7, 0x8029, 0x0003);
-+
-+ /* start traffic */
-+ ar40xx_phy_mmd_write(priv, phy, 7, 0x8020, 0xa000);
-+ /* wait for all traffic end
-+ * 4096(pkt num)*1524(size)*8ns(125MHz)=49.9ms
-+ */
-+ mdelay(50);
-+
-+ /* check counter */
-+ tx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802e);
-+ tx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802d);
-+ tx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802f);
-+ rx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802b);
-+ rx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802a);
-+ rx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802c);
-+ tx_all_ok = tx_ok + (tx_ok_high16 << 16);
-+ rx_all_ok = rx_ok + (rx_ok_high16 << 16);
-+ if (tx_all_ok == 0x1000 && tx_error == 0) {
-+ /* success */
-+ priv->phy_t_status &= (~BIT(phy));
-+ } else {
-+ pr_info("PHY %d single test PSGMII issue happen!\n", phy);
-+ priv->phy_t_status |= BIT(phy);
-+ }
-+
-+ mdiobus_write(bus, phy, 0x0, 0x1840);
-+}
-+
-+static void
-+ar40xx_psgmii_all_phy_testing(struct ar40xx_priv *priv)
-+{
-+ int phy, j;
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ mdiobus_write(bus, 0x1f, 0x0, 0x9000);
-+ mdiobus_write(bus, 0x1f, 0x0, 0x4140);
-+
-+ for (j = 0; j < AR40XX_PSGMII_CALB_NUM; j++) {
-+ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) {
-+ u16 status;
-+
-+ status = mdiobus_read(bus, phy, 0x11);
-+ if (!(status & BIT(10)))
-+ break;
-+ }
-+
-+ if (phy >= (AR40XX_NUM_PORTS - 1))
-+ break;
-+ /* The polling interva to check if the PHY link up or not */
-+ mdelay(8);
-+ }
-+ /* enable check */
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8029, 0x0000);
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8029, 0x0003);
-+
-+ /* start traffic */
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8020, 0xa000);
-+ /* wait for all traffic end
-+ * 4096(pkt num)*1524(size)*8ns(125MHz)=49.9ms
-+ */
-+ mdelay(50);
-+
-+ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) {
-+ u32 tx_ok, tx_error;
-+ u32 rx_ok, rx_error;
-+ u32 tx_ok_high16;
-+ u32 rx_ok_high16;
-+ u32 tx_all_ok, rx_all_ok;
-+
-+ /* check counter */
-+ tx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802e);
-+ tx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802d);
-+ tx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802f);
-+ rx_ok = ar40xx_phy_mmd_read(priv, phy, 7, 0x802b);
-+ rx_ok_high16 = ar40xx_phy_mmd_read(priv, phy, 7, 0x802a);
-+ rx_error = ar40xx_phy_mmd_read(priv, phy, 7, 0x802c);
-+ tx_all_ok = tx_ok + (tx_ok_high16<<16);
-+ rx_all_ok = rx_ok + (rx_ok_high16<<16);
-+ if (tx_all_ok == 0x1000 && tx_error == 0) {
-+ /* success */
-+ priv->phy_t_status &= ~BIT(phy + 8);
-+ } else {
-+ pr_info("PHY%d test see issue!\n", phy);
-+ priv->phy_t_status |= BIT(phy + 8);
-+ }
-+ }
-+
-+ pr_debug("PHY all test 0x%x \r\n", priv->phy_t_status);
-+}
-+
-+void
-+ar40xx_psgmii_self_test(struct ar40xx_priv *priv)
-+{
-+ u32 i, phy;
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ ar40xx_malibu_psgmii_ess_reset(priv);
-+
-+ /* switch to access MII reg for copper */
-+ mdiobus_write(bus, 4, 0x1f, 0x8500);
-+ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) {
-+ /*enable phy mdio broadcast write*/
-+ ar40xx_phy_mmd_write(priv, phy, 7, 0x8028, 0x801f);
-+ }
-+ /* force no link by power down */
-+ mdiobus_write(bus, 0x1f, 0x0, 0x1840);
-+ /*packet number*/
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8021, 0x1000);
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8062, 0x05e0);
-+
-+ /*fix mdi status */
-+ mdiobus_write(bus, 0x1f, 0x10, 0x6800);
-+ for (i = 0; i < AR40XX_PSGMII_CALB_NUM; i++) {
-+ priv->phy_t_status = 0;
-+
-+ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) {
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(phy + 1),
-+ AR40XX_PORT_LOOKUP_LOOPBACK,
-+ AR40XX_PORT_LOOKUP_LOOPBACK);
-+ }
-+
-+ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++)
-+ ar40xx_psgmii_single_phy_testing(priv, phy);
-+
-+ ar40xx_psgmii_all_phy_testing(priv);
-+
-+ if (priv->phy_t_status)
-+ ar40xx_malibu_psgmii_ess_reset(priv);
-+ else
-+ break;
-+ }
-+
-+ if (i >= AR40XX_PSGMII_CALB_NUM)
-+ pr_info("PSGMII cannot recover\n");
-+ else
-+ pr_debug("PSGMII recovered after %d times reset\n", i);
-+
-+ /* configuration recover */
-+ /* packet number */
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8021, 0x0);
-+ /* disable check */
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8029, 0x0);
-+ /* disable traffic */
-+ ar40xx_phy_mmd_write(priv, 0x1f, 7, 0x8020, 0x0);
-+}
-+
-+void
-+ar40xx_psgmii_self_test_clean(struct ar40xx_priv *priv)
-+{
-+ int phy;
-+ struct mii_bus *bus = priv->mii_bus;
-+
-+ /* disable phy internal loopback */
-+ mdiobus_write(bus, 0x1f, 0x10, 0x6860);
-+ mdiobus_write(bus, 0x1f, 0x0, 0x9040);
-+
-+ for (phy = 0; phy < AR40XX_NUM_PORTS - 1; phy++) {
-+ /* disable mac loop back */
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_LOOKUP(phy + 1),
-+ AR40XX_PORT_LOOKUP_LOOPBACK, 0);
-+ /* disable phy mdio broadcast write */
-+ ar40xx_phy_mmd_write(priv, phy, 7, 0x8028, 0x001f);
-+ }
-+
-+ /* clear fdb entry */
-+ ar40xx_atu_flush(priv);
-+}
-+
-+/* End of psgmii self test */
-+
-+static void
-+ar40xx_mac_mode_init(struct ar40xx_priv *priv, u32 mode)
-+{
-+ if (mode == PORT_WRAPPER_PSGMII) {
-+ ar40xx_psgmii_write(priv, AR40XX_PSGMII_MODE_CONTROL, 0x2200);
-+ ar40xx_psgmii_write(priv, AR40XX_PSGMIIPHY_TX_CONTROL, 0x8380);
-+ }
-+}
-+
-+static
-+int ar40xx_cpuport_setup(struct ar40xx_priv *priv)
-+{
-+ u32 t;
-+
-+ t = AR40XX_PORT_STATUS_TXFLOW |
-+ AR40XX_PORT_STATUS_RXFLOW |
-+ AR40XX_PORT_TXHALF_FLOW |
-+ AR40XX_PORT_DUPLEX |
-+ AR40XX_PORT_SPEED_1000M;
-+ ar40xx_write(priv, AR40XX_REG_PORT_STATUS(0), t);
-+ usleep_range(10, 20);
-+
-+ t |= AR40XX_PORT_TX_EN |
-+ AR40XX_PORT_RX_EN;
-+ ar40xx_write(priv, AR40XX_REG_PORT_STATUS(0), t);
-+
-+ return 0;
-+}
-+
-+static void
-+ar40xx_init_port(struct ar40xx_priv *priv, int port)
-+{
-+ u32 t;
-+
-+ ar40xx_rmw(priv, AR40XX_REG_PORT_STATUS(port),
-+ AR40XX_PORT_AUTO_LINK_EN, 0);
-+
-+ ar40xx_write(priv, AR40XX_REG_PORT_HEADER(port), 0);
-+
-+ ar40xx_write(priv, AR40XX_REG_PORT_VLAN0(port), 0);
-+
-+ t = AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH << AR40XX_PORT_VLAN1_OUT_MODE_S;
-+ ar40xx_write(priv, AR40XX_REG_PORT_VLAN1(port), t);
-+
-+ t = AR40XX_PORT_LOOKUP_LEARN;
-+ t |= AR40XX_PORT_STATE_FORWARD << AR40XX_PORT_LOOKUP_STATE_S;
-+ ar40xx_write(priv, AR40XX_REG_PORT_LOOKUP(port), t);
-+}
-+
-+void
-+ar40xx_init_globals(struct ar40xx_priv *priv)
-+{
-+ u32 t;
-+
-+ /* enable CPU port and disable mirror port */
-+ t = AR40XX_FWD_CTRL0_CPU_PORT_EN |
-+ AR40XX_FWD_CTRL0_MIRROR_PORT;
-+ ar40xx_write(priv, AR40XX_REG_FWD_CTRL0, t);
-+
-+ /* forward multicast and broadcast frames to CPU */
-+ t = (AR40XX_PORTS_ALL << AR40XX_FWD_CTRL1_UC_FLOOD_S) |
-+ (AR40XX_PORTS_ALL << AR40XX_FWD_CTRL1_MC_FLOOD_S) |
-+ (AR40XX_PORTS_ALL << AR40XX_FWD_CTRL1_BC_FLOOD_S);
-+ ar40xx_write(priv, AR40XX_REG_FWD_CTRL1, t);
-+
-+ /* enable jumbo frames */
-+ ar40xx_rmw(priv, AR40XX_REG_MAX_FRAME_SIZE,
-+ AR40XX_MAX_FRAME_SIZE_MTU, 9018 + 8 + 2);
-+
-+ /* Enable MIB counters */
-+ ar40xx_rmw(priv, AR40XX_REG_MODULE_EN, 0,
-+ AR40XX_MODULE_EN_MIB);
-+
-+ /* Disable AZ */
-+ ar40xx_write(priv, AR40XX_REG_EEE_CTRL, 0);
-+
-+ /* set flowctrl thershold for cpu port */
-+ t = (AR40XX_PORT0_FC_THRESH_ON_DFLT << 16) |
-+ AR40XX_PORT0_FC_THRESH_OFF_DFLT;
-+ ar40xx_write(priv, AR40XX_REG_PORT_FLOWCTRL_THRESH(0), t);
-+}
-+
-+static void
-+ar40xx_malibu_init(struct ar40xx_priv *priv)
-+{
-+ int i;
-+ struct mii_bus *bus;
-+ u16 val;
-+
-+ bus = priv->mii_bus;
-+
-+ /* war to enable AZ transmitting ability */
-+ ar40xx_phy_mmd_write(priv, AR40XX_PSGMII_ID, 1,
-+ AR40XX_MALIBU_PSGMII_MODE_CTRL,
-+ AR40XX_MALIBU_PHY_PSGMII_MODE_CTRL_ADJUST_VAL);
-+ for (i = 0; i < AR40XX_NUM_PORTS - 1; i++) {
-+ /* change malibu control_dac */
-+ val = ar40xx_phy_mmd_read(priv, i, 7,
-+ AR40XX_MALIBU_PHY_MMD7_DAC_CTRL);
-+ val &= ~AR40XX_MALIBU_DAC_CTRL_MASK;
-+ val |= AR40XX_MALIBU_DAC_CTRL_VALUE;
-+ ar40xx_phy_mmd_write(priv, i, 7,
-+ AR40XX_MALIBU_PHY_MMD7_DAC_CTRL, val);
-+ if (i == AR40XX_MALIBU_PHY_LAST_ADDR) {
-+ /* to avoid goes into hibernation */
-+ val = ar40xx_phy_mmd_read(priv, i, 3,
-+ AR40XX_MALIBU_PHY_RLP_CTRL);
-+ val &= (~(1<<1));
-+ ar40xx_phy_mmd_write(priv, i, 3,
-+ AR40XX_MALIBU_PHY_RLP_CTRL, val);
-+ }
-+ }
-+
-+ /* adjust psgmii serdes tx amp */
-+ mdiobus_write(bus, AR40XX_PSGMII_ID, AR40XX_PSGMII_TX_DRIVER_1_CTRL,
-+ AR40XX_MALIBU_PHY_PSGMII_REDUCE_SERDES_TX_AMP);
-+}
-+
-+static int
-+ar40xx_hw_init(struct ar40xx_priv *priv)
-+{
-+ u32 i;
-+
-+ ar40xx_ess_reset(priv);
-+
-+ if (priv->mii_bus)
-+ ar40xx_malibu_init(priv);
-+ else
-+ return -1;
-+
-+ ar40xx_psgmii_self_test(priv);
-+ ar40xx_psgmii_self_test_clean(priv);
-+
-+ ar40xx_mac_mode_init(priv, priv->mac_mode);
-+
-+ for (i = 0; i < priv->dev.ports; i++)
-+ ar40xx_init_port(priv, i);
-+
-+ ar40xx_init_globals(priv);
-+
-+ return 0;
-+}
-+
-+/* Start of qm error WAR */
-+
-+static
-+int ar40xx_force_1g_full(struct ar40xx_priv *priv, u32 port_id)
-+{
-+ u32 reg;
-+
-+ if (port_id < 0 || port_id > 6)
-+ return -1;
-+
-+ reg = AR40XX_REG_PORT_STATUS(port_id);
-+ return ar40xx_rmw(priv, reg, AR40XX_PORT_SPEED,
-+ (AR40XX_PORT_SPEED_1000M | AR40XX_PORT_DUPLEX));
-+}
-+
-+static
-+int ar40xx_get_qm_status(struct ar40xx_priv *priv,
-+ u32 port_id, u32 *qm_buffer_err)
-+{
-+ u32 reg;
-+ u32 qm_val;
-+
-+ if (port_id < 1 || port_id > 5) {
-+ *qm_buffer_err = 0;
-+ return -1;
-+ }
-+
-+ if (port_id < 4) {
-+ reg = AR40XX_REG_QM_PORT0_3_QNUM;
-+ ar40xx_write(priv, AR40XX_REG_QM_DEBUG_ADDR, reg);
-+ qm_val = ar40xx_read(priv, AR40XX_REG_QM_DEBUG_VALUE);
-+ /* every 8 bits for each port */
-+ *qm_buffer_err = (qm_val >> (port_id * 8)) & 0xFF;
-+ } else {
-+ reg = AR40XX_REG_QM_PORT4_6_QNUM;
-+ ar40xx_write(priv, AR40XX_REG_QM_DEBUG_ADDR, reg);
-+ qm_val = ar40xx_read(priv, AR40XX_REG_QM_DEBUG_VALUE);
-+ /* every 8 bits for each port */
-+ *qm_buffer_err = (qm_val >> ((port_id-4) * 8)) & 0xFF;
-+ }
-+
-+ return 0;
-+}
-+
-+static void
-+ar40xx_sw_mac_polling_task(struct ar40xx_priv *priv)
-+{
-+ static int task_count;
-+ u32 i;
-+ u32 reg, value;
-+ u32 link, speed, duplex;
-+ u32 qm_buffer_err;
-+ u16 port_phy_status[AR40XX_NUM_PORTS];
-+ static u32 qm_err_cnt[AR40XX_NUM_PORTS] = {0, 0, 0, 0, 0, 0};
-+ static u32 link_cnt[AR40XX_NUM_PORTS] = {0, 0, 0, 0, 0, 0};
-+ struct mii_bus *bus = NULL;
-+
-+ if (!priv || !priv->mii_bus)
-+ return;
-+
-+ bus = priv->mii_bus;
-+
-+ ++task_count;
-+
-+ for (i = 1; i < AR40XX_NUM_PORTS; ++i) {
-+ port_phy_status[i] =
-+ mdiobus_read(bus, i-1, AR40XX_PHY_SPEC_STATUS);
-+ speed = link = duplex = port_phy_status[i];
-+ speed &= AR40XX_PHY_SPEC_STATUS_SPEED;
-+ speed >>= 14;
-+ link &= AR40XX_PHY_SPEC_STATUS_LINK;
-+ link >>= 10;
-+ duplex &= AR40XX_PHY_SPEC_STATUS_DUPLEX;
-+ duplex >>= 13;
-+
-+ if (link != priv->ar40xx_port_old_link[i]) {
-+ ++link_cnt[i];
-+ /* Up --> Down */
-+ if ((priv->ar40xx_port_old_link[i] ==
-+ AR40XX_PORT_LINK_UP) &&
-+ (link == AR40XX_PORT_LINK_DOWN)) {
-+ /* LINK_EN disable(MAC force mode)*/
-+ reg = AR40XX_REG_PORT_STATUS(i);
-+ ar40xx_rmw(priv, reg,
-+ AR40XX_PORT_AUTO_LINK_EN, 0);
-+
-+ /* Check queue buffer */
-+ qm_err_cnt[i] = 0;
-+ ar40xx_get_qm_status(priv, i, &qm_buffer_err);
-+ if (qm_buffer_err) {
-+ priv->ar40xx_port_qm_buf[i] =
-+ AR40XX_QM_NOT_EMPTY;
-+ } else {
-+ u16 phy_val = 0;
-+
-+ priv->ar40xx_port_qm_buf[i] =
-+ AR40XX_QM_EMPTY;
-+ ar40xx_force_1g_full(priv, i);
-+ /* Ref:QCA8337 Datasheet,Clearing
-+ * MENU_CTRL_EN prevents phy to
-+ * stuck in 100BT mode when
-+ * bringing up the link
-+ */
-+ ar40xx_phy_dbg_read(priv, i-1,
-+ AR40XX_PHY_DEBUG_0,
-+ &phy_val);
-+ phy_val &= (~AR40XX_PHY_MANU_CTRL_EN);
-+ ar40xx_phy_dbg_write(priv, i-1,
-+ AR40XX_PHY_DEBUG_0,
-+ phy_val);
-+ }
-+ priv->ar40xx_port_old_link[i] = link;
-+ } else if ((priv->ar40xx_port_old_link[i] ==
-+ AR40XX_PORT_LINK_DOWN) &&
-+ (link == AR40XX_PORT_LINK_UP)) {
-+ /* Down --> Up */
-+ if (priv->port_link_up[i] < 1) {
-+ ++priv->port_link_up[i];
-+ } else {
-+ /* Change port status */
-+ reg = AR40XX_REG_PORT_STATUS(i);
-+ value = ar40xx_read(priv, reg);
-+ priv->port_link_up[i] = 0;
-+
-+ value &= ~(AR40XX_PORT_DUPLEX |
-+ AR40XX_PORT_SPEED);
-+ value |= speed | (duplex ? BIT(6) : 0);
-+ ar40xx_write(priv, reg, value);
-+ /* clock switch need such time
-+ * to avoid glitch
-+ */
-+ usleep_range(100, 200);
-+
-+ value |= AR40XX_PORT_AUTO_LINK_EN;
-+ ar40xx_write(priv, reg, value);
-+ /* HW need such time to make sure link
-+ * stable before enable MAC
-+ */
-+ usleep_range(100, 200);
-+
-+ if (speed == AR40XX_PORT_SPEED_100M) {
-+ u16 phy_val = 0;
-+ /* Enable @100M, if down to 10M
-+ * clock will change smoothly
-+ */
-+ ar40xx_phy_dbg_read(priv, i-1,
-+ 0,
-+ &phy_val);
-+ phy_val |=
-+ AR40XX_PHY_MANU_CTRL_EN;
-+ ar40xx_phy_dbg_write(priv, i-1,
-+ 0,
-+ phy_val);
-+ }
-+ priv->ar40xx_port_old_link[i] = link;
-+ }
-+ }
-+ }
-+
-+ if (priv->ar40xx_port_qm_buf[i] == AR40XX_QM_NOT_EMPTY) {
-+ /* Check QM */
-+ ar40xx_get_qm_status(priv, i, &qm_buffer_err);
-+ if (qm_buffer_err) {
-+ ++qm_err_cnt[i];
-+ } else {
-+ priv->ar40xx_port_qm_buf[i] =
-+ AR40XX_QM_EMPTY;
-+ qm_err_cnt[i] = 0;
-+ ar40xx_force_1g_full(priv, i);
-+ }
-+ }
-+ }
-+}
-+
-+static void
-+ar40xx_qm_err_check_work_task(struct work_struct *work)
-+{
-+ struct ar40xx_priv *priv = container_of(work, struct ar40xx_priv,
-+ qm_dwork.work);
-+
-+ mutex_lock(&priv->qm_lock);
-+
-+ ar40xx_sw_mac_polling_task(priv);
-+
-+ mutex_unlock(&priv->qm_lock);
-+
-+ schedule_delayed_work(&priv->qm_dwork,
-+ msecs_to_jiffies(AR40XX_QM_WORK_DELAY));
-+}
-+
-+static int
-+ar40xx_qm_err_check_work_start(struct ar40xx_priv *priv)
-+{
-+ mutex_init(&priv->qm_lock);
-+
-+ INIT_DELAYED_WORK(&priv->qm_dwork, ar40xx_qm_err_check_work_task);
-+
-+ schedule_delayed_work(&priv->qm_dwork,
-+ msecs_to_jiffies(AR40XX_QM_WORK_DELAY));
-+
-+ return 0;
-+}
-+
-+/* End of qm error WAR */
-+
-+static int
-+ar40xx_vlan_init(struct ar40xx_priv *priv)
-+{
-+ int port;
-+ unsigned long bmp;
-+
-+ /* By default Enable VLAN */
-+ priv->vlan = 1;
-+ priv->vlan_table[AR40XX_LAN_VLAN] = priv->cpu_bmp | priv->lan_bmp;
-+ priv->vlan_table[AR40XX_WAN_VLAN] = priv->cpu_bmp | priv->wan_bmp;
-+ priv->vlan_tagged = priv->cpu_bmp;
-+ bmp = priv->lan_bmp;
-+ for_each_set_bit(port, &bmp, AR40XX_NUM_PORTS)
-+ priv->pvid[port] = AR40XX_LAN_VLAN;
-+
-+ bmp = priv->wan_bmp;
-+ for_each_set_bit(port, &bmp, AR40XX_NUM_PORTS)
-+ priv->pvid[port] = AR40XX_WAN_VLAN;
-+
-+ return 0;
-+}
-+
-+static void
-+ar40xx_mib_work_func(struct work_struct *work)
-+{
-+ struct ar40xx_priv *priv;
-+ int err;
-+
-+ priv = container_of(work, struct ar40xx_priv, mib_work.work);
-+
-+ mutex_lock(&priv->mib_lock);
-+
-+ err = ar40xx_mib_capture(priv);
-+ if (err)
-+ goto next_port;
-+
-+ ar40xx_mib_fetch_port_stat(priv, priv->mib_next_port, false);
-+
-+next_port:
-+ priv->mib_next_port++;
-+ if (priv->mib_next_port >= priv->dev.ports)
-+ priv->mib_next_port = 0;
-+
-+ mutex_unlock(&priv->mib_lock);
-+
-+ schedule_delayed_work(&priv->mib_work,
-+ msecs_to_jiffies(AR40XX_MIB_WORK_DELAY));
-+}
-+
-+static void
-+ar40xx_setup_port(struct ar40xx_priv *priv, int port, u32 members)
-+{
-+ u32 t;
-+ u32 egress, ingress;
-+ u32 pvid = priv->vlan_id[priv->pvid[port]];
-+
-+ if (priv->vlan) {
-+ egress = AR40XX_PORT_VLAN1_OUT_MODE_UNMOD;
-+ ingress = AR40XX_IN_SECURE;
-+ } else {
-+ egress = AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH;
-+ ingress = AR40XX_IN_PORT_ONLY;
-+ }
-+
-+ t = pvid << AR40XX_PORT_VLAN0_DEF_SVID_S;
-+ t |= pvid << AR40XX_PORT_VLAN0_DEF_CVID_S;
-+ ar40xx_write(priv, AR40XX_REG_PORT_VLAN0(port), t);
-+
-+ t = AR40XX_PORT_VLAN1_PORT_VLAN_PROP;
-+ t |= egress << AR40XX_PORT_VLAN1_OUT_MODE_S;
-+ ar40xx_write(priv, AR40XX_REG_PORT_VLAN1(port), t);
-+
-+ t = members;
-+ t |= AR40XX_PORT_LOOKUP_LEARN;
-+ t |= ingress << AR40XX_PORT_LOOKUP_IN_MODE_S;
-+ t |= AR40XX_PORT_STATE_FORWARD << AR40XX_PORT_LOOKUP_STATE_S;
-+ ar40xx_write(priv, AR40XX_REG_PORT_LOOKUP(port), t);
-+}
-+
-+static void
-+ar40xx_vtu_op(struct ar40xx_priv *priv, u32 op, u32 val)
-+{
-+ if (ar40xx_wait_bit(priv, AR40XX_REG_VTU_FUNC1,
-+ AR40XX_VTU_FUNC1_BUSY, 0))
-+ return;
-+
-+ if ((op & AR40XX_VTU_FUNC1_OP) == AR40XX_VTU_FUNC1_OP_LOAD)
-+ ar40xx_write(priv, AR40XX_REG_VTU_FUNC0, val);
-+
-+ op |= AR40XX_VTU_FUNC1_BUSY;
-+ ar40xx_write(priv, AR40XX_REG_VTU_FUNC1, op);
-+}
-+
-+static void
-+ar40xx_vtu_load_vlan(struct ar40xx_priv *priv, u32 vid, u32 port_mask)
-+{
-+ u32 op;
-+ u32 val;
-+ int i;
-+
-+ op = AR40XX_VTU_FUNC1_OP_LOAD | (vid << AR40XX_VTU_FUNC1_VID_S);
-+ val = AR40XX_VTU_FUNC0_VALID | AR40XX_VTU_FUNC0_IVL;
-+ for (i = 0; i < AR40XX_NUM_PORTS; i++) {
-+ u32 mode;
-+
-+ if ((port_mask & BIT(i)) == 0)
-+ mode = AR40XX_VTU_FUNC0_EG_MODE_NOT;
-+ else if (priv->vlan == 0)
-+ mode = AR40XX_VTU_FUNC0_EG_MODE_KEEP;
-+ else if ((priv->vlan_tagged & BIT(i)) ||
-+ (priv->vlan_id[priv->pvid[i]] != vid))
-+ mode = AR40XX_VTU_FUNC0_EG_MODE_TAG;
-+ else
-+ mode = AR40XX_VTU_FUNC0_EG_MODE_UNTAG;
-+
-+ val |= mode << AR40XX_VTU_FUNC0_EG_MODE_S(i);
-+ }
-+ ar40xx_vtu_op(priv, op, val);
-+}
-+
-+static void
-+ar40xx_vtu_flush(struct ar40xx_priv *priv)
-+{
-+ ar40xx_vtu_op(priv, AR40XX_VTU_FUNC1_OP_FLUSH, 0);
-+}
-+
-+static int
-+ar40xx_sw_hw_apply(struct switch_dev *dev)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ u8 portmask[AR40XX_NUM_PORTS];
-+ int i, j;
-+
-+ mutex_lock(&priv->reg_mutex);
-+ /* flush all vlan entries */
-+ ar40xx_vtu_flush(priv);
-+
-+ memset(portmask, 0, sizeof(portmask));
-+ if (priv->vlan) {
-+ for (j = 0; j < AR40XX_MAX_VLANS; j++) {
-+ u8 vp = priv->vlan_table[j];
-+
-+ if (!vp)
-+ continue;
-+
-+ for (i = 0; i < dev->ports; i++) {
-+ u8 mask = BIT(i);
-+
-+ if (vp & mask)
-+ portmask[i] |= vp & ~mask;
-+ }
-+
-+ ar40xx_vtu_load_vlan(priv, priv->vlan_id[j],
-+ priv->vlan_table[j]);
-+ }
-+ } else {
-+ /* 8021q vlan disabled */
-+ for (i = 0; i < dev->ports; i++) {
-+ if (i == AR40XX_PORT_CPU)
-+ continue;
-+
-+ portmask[i] = BIT(AR40XX_PORT_CPU);
-+ portmask[AR40XX_PORT_CPU] |= BIT(i);
-+ }
-+ }
-+
-+ /* update the port destination mask registers and tag settings */
-+ for (i = 0; i < dev->ports; i++)
-+ ar40xx_setup_port(priv, i, portmask[i]);
-+
-+ ar40xx_set_mirror_regs(priv);
-+
-+ mutex_unlock(&priv->reg_mutex);
-+ return 0;
-+}
-+
-+static int
-+ar40xx_sw_reset_switch(struct switch_dev *dev)
-+{
-+ struct ar40xx_priv *priv = swdev_to_ar40xx(dev);
-+ int i, rv;
-+
-+ mutex_lock(&priv->reg_mutex);
-+ memset(&priv->vlan, 0, sizeof(struct ar40xx_priv) -
-+ offsetof(struct ar40xx_priv, vlan));
-+
-+ for (i = 0; i < AR40XX_MAX_VLANS; i++)
-+ priv->vlan_id[i] = i;
-+
-+ ar40xx_vlan_init(priv);
-+
-+ priv->mirror_rx = false;
-+ priv->mirror_tx = false;
-+ priv->source_port = 0;
-+ priv->monitor_port = 0;
-+
-+ mutex_unlock(&priv->reg_mutex);
-+
-+ rv = ar40xx_sw_hw_apply(dev);
-+ return rv;
-+}
-+
-+static int
-+ar40xx_start(struct ar40xx_priv *priv)
-+{
-+ int ret;
-+
-+ ret = ar40xx_hw_init(priv);
-+ if (ret)
-+ return ret;
-+
-+ ret = ar40xx_sw_reset_switch(&priv->dev);
-+ if (ret)
-+ return ret;
-+
-+ /* at last, setup cpu port */
-+ ret = ar40xx_cpuport_setup(priv);
-+ if (ret)
-+ return ret;
-+
-+ schedule_delayed_work(&priv->mib_work,
-+ msecs_to_jiffies(AR40XX_MIB_WORK_DELAY));
-+
-+ ar40xx_qm_err_check_work_start(priv);
-+
-+ return 0;
-+}
-+
-+static const struct switch_dev_ops ar40xx_sw_ops = {
-+ .attr_global = {
-+ .attr = ar40xx_sw_attr_globals,
-+ .n_attr = ARRAY_SIZE(ar40xx_sw_attr_globals),
-+ },
-+ .attr_port = {
-+ .attr = ar40xx_sw_attr_port,
-+ .n_attr = ARRAY_SIZE(ar40xx_sw_attr_port),
-+ },
-+ .attr_vlan = {
-+ .attr = ar40xx_sw_attr_vlan,
-+ .n_attr = ARRAY_SIZE(ar40xx_sw_attr_vlan),
-+ },
-+ .get_port_pvid = ar40xx_sw_get_pvid,
-+ .set_port_pvid = ar40xx_sw_set_pvid,
-+ .get_vlan_ports = ar40xx_sw_get_ports,
-+ .set_vlan_ports = ar40xx_sw_set_ports,
-+ .apply_config = ar40xx_sw_hw_apply,
-+ .reset_switch = ar40xx_sw_reset_switch,
-+ .get_port_link = ar40xx_sw_get_port_link,
-+};
-+
-+/* Start of phy driver support */
-+
-+static const u32 ar40xx_phy_ids[] = {
-+ 0x004dd0b1,
-+ 0x004dd0b2, /* AR40xx */
-+};
-+
-+static bool
-+ar40xx_phy_match(u32 phy_id)
-+{
-+ int i;
-+
-+ for (i = 0; i < ARRAY_SIZE(ar40xx_phy_ids); i++)
-+ if (phy_id == ar40xx_phy_ids[i])
-+ return true;
-+
-+ return false;
-+}
-+
-+static bool
-+is_ar40xx_phy(struct mii_bus *bus)
-+{
-+ unsigned i;
-+
-+ for (i = 0; i < 4; i++) {
-+ u32 phy_id;
-+
-+ phy_id = mdiobus_read(bus, i, MII_PHYSID1) << 16;
-+ phy_id |= mdiobus_read(bus, i, MII_PHYSID2);
-+ if (!ar40xx_phy_match(phy_id))
-+ return false;
-+ }
-+
-+ return true;
-+}
-+
-+static int
-+ar40xx_phy_probe(struct phy_device *phydev)
-+{
-+ if (!is_ar40xx_phy(phydev->mdio.bus))
-+ return -ENODEV;
-+
-+ ar40xx_priv->mii_bus = phydev->mdio.bus;
-+ phydev->priv = ar40xx_priv;
-+ if (phydev->mdio.addr == 0)
-+ ar40xx_priv->phy = phydev;
-+
-+ phydev->supported |= SUPPORTED_1000baseT_Full;
-+ phydev->advertising |= ADVERTISED_1000baseT_Full;
-+ return 0;
-+}
-+
-+static void
-+ar40xx_phy_remove(struct phy_device *phydev)
-+{
-+ ar40xx_priv->mii_bus = NULL;
-+ phydev->priv = NULL;
-+}
-+
-+static int
-+ar40xx_phy_config_init(struct phy_device *phydev)
-+{
-+ return 0;
-+}
-+
-+static int
-+ar40xx_phy_read_status(struct phy_device *phydev)
-+{
-+ if (phydev->mdio.addr != 0)
-+ return genphy_read_status(phydev);
-+
-+ return 0;
-+}
-+
-+static int
-+ar40xx_phy_config_aneg(struct phy_device *phydev)
-+{
-+ if (phydev->mdio.addr == 0)
-+ return 0;
-+
-+ return genphy_config_aneg(phydev);
-+}
-+
-+static struct phy_driver ar40xx_phy_driver = {
-+ .phy_id = 0x004d0000,
-+ .name = "QCA Malibu",
-+ .phy_id_mask = 0xffff0000,
-+ .features = PHY_BASIC_FEATURES,
-+ .probe = ar40xx_phy_probe,
-+ .remove = ar40xx_phy_remove,
-+ .config_init = ar40xx_phy_config_init,
-+ .config_aneg = ar40xx_phy_config_aneg,
-+ .read_status = ar40xx_phy_read_status,
-+};
-+
-+static uint16_t ar40xx_gpio_get_phy(unsigned int offset)
-+{
-+ return offset / 4;
-+}
-+
-+static uint16_t ar40xx_gpio_get_reg(unsigned int offset)
-+{
-+ return 0x8074 + offset % 4;
-+}
-+
-+static void ar40xx_gpio_set(struct gpio_chip *gc, unsigned int offset,
-+ int value)
-+{
-+ struct ar40xx_priv *priv = gpiochip_get_data(gc);
-+
-+ ar40xx_phy_mmd_write(priv, ar40xx_gpio_get_phy(offset), 0x7,
-+ ar40xx_gpio_get_reg(offset),
-+ value ? 0xA000 : 0x8000);
-+}
-+
-+static int ar40xx_gpio_get(struct gpio_chip *gc, unsigned offset)
-+{
-+ struct ar40xx_priv *priv = gpiochip_get_data(gc);
-+
-+ return ar40xx_phy_mmd_read(priv, ar40xx_gpio_get_phy(offset), 0x7,
-+ ar40xx_gpio_get_reg(offset)) == 0xA000;
-+}
-+
-+static int ar40xx_gpio_get_dir(struct gpio_chip *gc, unsigned offset)
-+{
-+ return 0; /* only out direction */
-+}
-+
-+static int ar40xx_gpio_dir_out(struct gpio_chip *gc, unsigned offset,
-+ int value)
-+{
-+ /*
-+ * the direction out value is used to set the initial value.
-+ * support of this function is required by leds-gpio.c
-+ */
-+ ar40xx_gpio_set(gc, offset, value);
-+ return 0;
-+}
-+
-+static void ar40xx_register_gpio(struct device *pdev,
-+ struct ar40xx_priv *priv,
-+ struct device_node *switch_node)
-+{
-+ struct gpio_chip *gc;
-+ int err;
-+
-+ gc = devm_kzalloc(pdev, sizeof(*gc), GFP_KERNEL);
-+ if (!gc)
-+ return;
-+
-+ gc->label = "ar40xx_gpio",
-+ gc->base = -1,
-+ gc->ngpio = 5 /* mmd 0 - 4 */ * 4 /* 0x8074 - 0x8077 */,
-+ gc->parent = pdev;
-+ gc->owner = THIS_MODULE;
-+
-+ gc->get_direction = ar40xx_gpio_get_dir;
-+ gc->direction_output = ar40xx_gpio_dir_out;
-+ gc->get = ar40xx_gpio_get;
-+ gc->set = ar40xx_gpio_set;
-+ gc->can_sleep = true;
-+ gc->label = priv->dev.name;
-+ gc->of_node = switch_node;
-+
-+ err = devm_gpiochip_add_data(pdev, gc, priv);
-+ if (err != 0)
-+ dev_err(pdev, "Failed to register gpio %d.\n", err);
-+}
-+
-+/* End of phy driver support */
-+
-+/* Platform driver probe function */
-+
-+static int ar40xx_probe(struct platform_device *pdev)
-+{
-+ struct device_node *switch_node;
-+ struct device_node *psgmii_node;
-+ const __be32 *mac_mode;
-+ struct clk *ess_clk;
-+ struct switch_dev *swdev;
-+ struct ar40xx_priv *priv;
-+ u32 len;
-+ u32 num_mibs;
-+ struct resource psgmii_base = {0};
-+ struct resource switch_base = {0};
-+ int ret;
-+
-+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
-+ if (!priv)
-+ return -ENOMEM;
-+
-+ platform_set_drvdata(pdev, priv);
-+ ar40xx_priv = priv;
-+
-+ switch_node = of_node_get(pdev->dev.of_node);
-+ if (of_address_to_resource(switch_node, 0, &switch_base) != 0)
-+ return -EIO;
-+
-+ priv->hw_addr = devm_ioremap_resource(&pdev->dev, &switch_base);
-+ if (IS_ERR(priv->hw_addr)) {
-+ dev_err(&pdev->dev, "Failed to ioremap switch_base!\n");
-+ return PTR_ERR(priv->hw_addr);
-+ }
-+
-+ /*psgmii dts get*/
-+ psgmii_node = of_find_node_by_name(NULL, "ess-psgmii");
-+ if (!psgmii_node) {
-+ dev_err(&pdev->dev, "Failed to find ess-psgmii node!\n");
-+ return -EINVAL;
-+ }
-+
-+ if (of_address_to_resource(psgmii_node, 0, &psgmii_base) != 0)
-+ return -EIO;
-+
-+ priv->psgmii_hw_addr = devm_ioremap_resource(&pdev->dev, &psgmii_base);
-+ if (IS_ERR(priv->psgmii_hw_addr)) {
-+ dev_err(&pdev->dev, "psgmii ioremap fail!\n");
-+ return PTR_ERR(priv->psgmii_hw_addr);
-+ }
-+
-+ mac_mode = of_get_property(switch_node, "switch_mac_mode", &len);
-+ if (!mac_mode) {
-+ dev_err(&pdev->dev, "Failed to read switch_mac_mode\n");
-+ return -EINVAL;
-+ }
-+ priv->mac_mode = be32_to_cpup(mac_mode);
-+
-+ ess_clk = of_clk_get_by_name(switch_node, "ess_clk");
-+ if (ess_clk)
-+ clk_prepare_enable(ess_clk);
-+
-+ priv->ess_rst = devm_reset_control_get(&pdev->dev, "ess_rst");
-+ if (IS_ERR(priv->ess_rst)) {
-+ dev_err(&pdev->dev, "Failed to get ess_rst control!\n");
-+ return PTR_ERR(priv->ess_rst);
-+ }
-+
-+ if (of_property_read_u32(switch_node, "switch_cpu_bmp",
-+ &priv->cpu_bmp) ||
-+ of_property_read_u32(switch_node, "switch_lan_bmp",
-+ &priv->lan_bmp) ||
-+ of_property_read_u32(switch_node, "switch_wan_bmp",
-+ &priv->wan_bmp)) {
-+ dev_err(&pdev->dev, "Failed to read port properties\n");
-+ return -EIO;
-+ }
-+
-+ ret = phy_driver_register(&ar40xx_phy_driver, THIS_MODULE);
-+ if (ret) {
-+ dev_err(&pdev->dev, "Failed to register ar40xx phy driver!\n");
-+ return -EIO;
-+ }
-+
-+ mutex_init(&priv->reg_mutex);
-+ mutex_init(&priv->mib_lock);
-+ INIT_DELAYED_WORK(&priv->mib_work, ar40xx_mib_work_func);
-+
-+ /* register switch */
-+ swdev = &priv->dev;
-+
-+ swdev->alias = dev_name(&priv->mii_bus->dev);
-+
-+ swdev->cpu_port = AR40XX_PORT_CPU;
-+ swdev->name = "QCA AR40xx";
-+ swdev->vlans = AR40XX_MAX_VLANS;
-+ swdev->ports = AR40XX_NUM_PORTS;
-+ swdev->ops = &ar40xx_sw_ops;
-+ ret = register_switch(swdev, NULL);
-+ if (ret)
-+ goto err_unregister_phy;
-+
-+ num_mibs = ARRAY_SIZE(ar40xx_mibs);
-+ len = priv->dev.ports * num_mibs *
-+ sizeof(*priv->mib_stats);
-+ priv->mib_stats = devm_kzalloc(&pdev->dev, len, GFP_KERNEL);
-+ if (!priv->mib_stats) {
-+ ret = -ENOMEM;
-+ goto err_unregister_switch;
-+ }
-+
-+ ar40xx_start(priv);
-+
-+ if (of_property_read_bool(switch_node, "gpio-controller"))
-+ ar40xx_register_gpio(&pdev->dev, ar40xx_priv, switch_node);
-+
-+ return 0;
-+
-+err_unregister_switch:
-+ unregister_switch(&priv->dev);
-+err_unregister_phy:
-+ phy_driver_unregister(&ar40xx_phy_driver);
-+ platform_set_drvdata(pdev, NULL);
-+ return ret;
-+}
-+
-+static int ar40xx_remove(struct platform_device *pdev)
-+{
-+ struct ar40xx_priv *priv = platform_get_drvdata(pdev);
-+
-+ cancel_delayed_work_sync(&priv->qm_dwork);
-+ cancel_delayed_work_sync(&priv->mib_work);
-+
-+ unregister_switch(&priv->dev);
-+
-+ phy_driver_unregister(&ar40xx_phy_driver);
-+
-+ return 0;
-+}
-+
-+static const struct of_device_id ar40xx_of_mtable[] = {
-+ {.compatible = "qcom,ess-switch" },
-+ {}
-+};
-+
-+struct platform_driver ar40xx_drv = {
-+ .probe = ar40xx_probe,
-+ .remove = ar40xx_remove,
-+ .driver = {
-+ .name = "ar40xx",
-+ .of_match_table = ar40xx_of_mtable,
-+ },
-+};
-+
-+module_platform_driver(ar40xx_drv);
-+
-+MODULE_DESCRIPTION("IPQ40XX ESS driver");
-+MODULE_LICENSE("Dual BSD/GPL");
---- /dev/null
-+++ b/drivers/net/phy/ar40xx.h
-@@ -0,0 +1,337 @@
-+/*
-+ * Copyright (c) 2016, The Linux Foundation. All rights reserved.
-+ *
-+ * Permission to use, copy, modify, and/or distribute this software for
-+ * any purpose with or without fee is hereby granted, provided that the
-+ * above copyright notice and this permission notice appear in all copies.
-+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
-+ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-+ */
-+
-+ #ifndef __AR40XX_H
-+#define __AR40XX_H
-+
-+#define AR40XX_MAX_VLANS 128
-+#define AR40XX_NUM_PORTS 6
-+#define AR40XX_NUM_PHYS 5
-+
-+#define BITS(_s, _n) (((1UL << (_n)) - 1) << _s)
-+
-+struct ar40xx_priv {
-+ struct switch_dev dev;
-+
-+ u8 __iomem *hw_addr;
-+ u8 __iomem *psgmii_hw_addr;
-+ u32 mac_mode;
-+ struct reset_control *ess_rst;
-+ u32 cpu_bmp;
-+ u32 lan_bmp;
-+ u32 wan_bmp;
-+
-+ struct mii_bus *mii_bus;
-+ struct phy_device *phy;
-+
-+ /* mutex for qm task */
-+ struct mutex qm_lock;
-+ struct delayed_work qm_dwork;
-+ u32 port_link_up[AR40XX_NUM_PORTS];
-+ u32 ar40xx_port_old_link[AR40XX_NUM_PORTS];
-+ u32 ar40xx_port_qm_buf[AR40XX_NUM_PORTS];
-+
-+ u32 phy_t_status;
-+
-+ /* mutex for switch reg access */
-+ struct mutex reg_mutex;
-+
-+ /* mutex for mib task */
-+ struct mutex mib_lock;
-+ struct delayed_work mib_work;
-+ int mib_next_port;
-+ u64 *mib_stats;
-+
-+ char buf[2048];
-+
-+ /* all fields below will be cleared on reset */
-+ bool vlan;
-+ u16 vlan_id[AR40XX_MAX_VLANS];
-+ u8 vlan_table[AR40XX_MAX_VLANS];
-+ u8 vlan_tagged;
-+ u16 pvid[AR40XX_NUM_PORTS];
-+
-+ /* mirror */
-+ bool mirror_rx;
-+ bool mirror_tx;
-+ int source_port;
-+ int monitor_port;
-+};
-+
-+#define AR40XX_PORT_LINK_UP 1
-+#define AR40XX_PORT_LINK_DOWN 0
-+#define AR40XX_QM_NOT_EMPTY 1
-+#define AR40XX_QM_EMPTY 0
-+
-+#define AR40XX_LAN_VLAN 1
-+#define AR40XX_WAN_VLAN 2
-+
-+enum ar40xx_port_wrapper_cfg {
-+ PORT_WRAPPER_PSGMII = 0,
-+};
-+
-+struct ar40xx_mib_desc {
-+ u32 size;
-+ u32 offset;
-+ const char *name;
-+};
-+
-+#define AR40XX_PORT_CPU 0
-+
-+#define AR40XX_PSGMII_MODE_CONTROL 0x1b4
-+#define AR40XX_PSGMII_ATHR_CSCO_MODE_25M BIT(0)
-+
-+#define AR40XX_PSGMIIPHY_TX_CONTROL 0x288
-+
-+#define AR40XX_MII_ATH_MMD_ADDR 0x0d
-+#define AR40XX_MII_ATH_MMD_DATA 0x0e
-+#define AR40XX_MII_ATH_DBG_ADDR 0x1d
-+#define AR40XX_MII_ATH_DBG_DATA 0x1e
-+
-+#define AR40XX_STATS_RXBROAD 0x00
-+#define AR40XX_STATS_RXPAUSE 0x04
-+#define AR40XX_STATS_RXMULTI 0x08
-+#define AR40XX_STATS_RXFCSERR 0x0c
-+#define AR40XX_STATS_RXALIGNERR 0x10
-+#define AR40XX_STATS_RXRUNT 0x14
-+#define AR40XX_STATS_RXFRAGMENT 0x18
-+#define AR40XX_STATS_RX64BYTE 0x1c
-+#define AR40XX_STATS_RX128BYTE 0x20
-+#define AR40XX_STATS_RX256BYTE 0x24
-+#define AR40XX_STATS_RX512BYTE 0x28
-+#define AR40XX_STATS_RX1024BYTE 0x2c
-+#define AR40XX_STATS_RX1518BYTE 0x30
-+#define AR40XX_STATS_RXMAXBYTE 0x34
-+#define AR40XX_STATS_RXTOOLONG 0x38
-+#define AR40XX_STATS_RXGOODBYTE 0x3c
-+#define AR40XX_STATS_RXBADBYTE 0x44
-+#define AR40XX_STATS_RXOVERFLOW 0x4c
-+#define AR40XX_STATS_FILTERED 0x50
-+#define AR40XX_STATS_TXBROAD 0x54
-+#define AR40XX_STATS_TXPAUSE 0x58
-+#define AR40XX_STATS_TXMULTI 0x5c
-+#define AR40XX_STATS_TXUNDERRUN 0x60
-+#define AR40XX_STATS_TX64BYTE 0x64
-+#define AR40XX_STATS_TX128BYTE 0x68
-+#define AR40XX_STATS_TX256BYTE 0x6c
-+#define AR40XX_STATS_TX512BYTE 0x70
-+#define AR40XX_STATS_TX1024BYTE 0x74
-+#define AR40XX_STATS_TX1518BYTE 0x78
-+#define AR40XX_STATS_TXMAXBYTE 0x7c
-+#define AR40XX_STATS_TXOVERSIZE 0x80
-+#define AR40XX_STATS_TXBYTE 0x84
-+#define AR40XX_STATS_TXCOLLISION 0x8c
-+#define AR40XX_STATS_TXABORTCOL 0x90
-+#define AR40XX_STATS_TXMULTICOL 0x94
-+#define AR40XX_STATS_TXSINGLECOL 0x98
-+#define AR40XX_STATS_TXEXCDEFER 0x9c
-+#define AR40XX_STATS_TXDEFER 0xa0
-+#define AR40XX_STATS_TXLATECOL 0xa4
-+
-+#define AR40XX_REG_MODULE_EN 0x030
-+#define AR40XX_MODULE_EN_MIB BIT(0)
-+
-+#define AR40XX_REG_MIB_FUNC 0x034
-+#define AR40XX_MIB_BUSY BIT(17)
-+#define AR40XX_MIB_CPU_KEEP BIT(20)
-+#define AR40XX_MIB_FUNC BITS(24, 3)
-+#define AR40XX_MIB_FUNC_S 24
-+#define AR40XX_MIB_FUNC_NO_OP 0x0
-+#define AR40XX_MIB_FUNC_FLUSH 0x1
-+
-+#define AR40XX_REG_PORT_STATUS(_i) (0x07c + (_i) * 4)
-+#define AR40XX_PORT_SPEED BITS(0, 2)
-+#define AR40XX_PORT_STATUS_SPEED_S 0
-+#define AR40XX_PORT_TX_EN BIT(2)
-+#define AR40XX_PORT_RX_EN BIT(3)
-+#define AR40XX_PORT_STATUS_TXFLOW BIT(4)
-+#define AR40XX_PORT_STATUS_RXFLOW BIT(5)
-+#define AR40XX_PORT_DUPLEX BIT(6)
-+#define AR40XX_PORT_TXHALF_FLOW BIT(7)
-+#define AR40XX_PORT_STATUS_LINK_UP BIT(8)
-+#define AR40XX_PORT_AUTO_LINK_EN BIT(9)
-+#define AR40XX_PORT_STATUS_FLOW_CONTROL BIT(12)
-+
-+#define AR40XX_REG_MAX_FRAME_SIZE 0x078
-+#define AR40XX_MAX_FRAME_SIZE_MTU BITS(0, 14)
-+
-+#define AR40XX_REG_PORT_HEADER(_i) (0x09c + (_i) * 4)
-+
-+#define AR40XX_REG_EEE_CTRL 0x100
-+#define AR40XX_EEE_CTRL_DISABLE_PHY(_i) BIT(4 + (_i) * 2)
-+
-+#define AR40XX_REG_PORT_VLAN0(_i) (0x420 + (_i) * 0x8)
-+#define AR40XX_PORT_VLAN0_DEF_SVID BITS(0, 12)
-+#define AR40XX_PORT_VLAN0_DEF_SVID_S 0
-+#define AR40XX_PORT_VLAN0_DEF_CVID BITS(16, 12)
-+#define AR40XX_PORT_VLAN0_DEF_CVID_S 16
-+
-+#define AR40XX_REG_PORT_VLAN1(_i) (0x424 + (_i) * 0x8)
-+#define AR40XX_PORT_VLAN1_PORT_VLAN_PROP BIT(6)
-+#define AR40XX_PORT_VLAN1_OUT_MODE BITS(12, 2)
-+#define AR40XX_PORT_VLAN1_OUT_MODE_S 12
-+#define AR40XX_PORT_VLAN1_OUT_MODE_UNMOD 0
-+#define AR40XX_PORT_VLAN1_OUT_MODE_UNTAG 1
-+#define AR40XX_PORT_VLAN1_OUT_MODE_TAG 2
-+#define AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH 3
-+
-+#define AR40XX_REG_VTU_FUNC0 0x0610
-+#define AR40XX_VTU_FUNC0_EG_MODE BITS(4, 14)
-+#define AR40XX_VTU_FUNC0_EG_MODE_S(_i) (4 + (_i) * 2)
-+#define AR40XX_VTU_FUNC0_EG_MODE_KEEP 0
-+#define AR40XX_VTU_FUNC0_EG_MODE_UNTAG 1
-+#define AR40XX_VTU_FUNC0_EG_MODE_TAG 2
-+#define AR40XX_VTU_FUNC0_EG_MODE_NOT 3
-+#define AR40XX_VTU_FUNC0_IVL BIT(19)
-+#define AR40XX_VTU_FUNC0_VALID BIT(20)
-+
-+#define AR40XX_REG_VTU_FUNC1 0x0614
-+#define AR40XX_VTU_FUNC1_OP BITS(0, 3)
-+#define AR40XX_VTU_FUNC1_OP_NOOP 0
-+#define AR40XX_VTU_FUNC1_OP_FLUSH 1
-+#define AR40XX_VTU_FUNC1_OP_LOAD 2
-+#define AR40XX_VTU_FUNC1_OP_PURGE 3
-+#define AR40XX_VTU_FUNC1_OP_REMOVE_PORT 4
-+#define AR40XX_VTU_FUNC1_OP_GET_NEXT 5
-+#define AR40XX7_VTU_FUNC1_OP_GET_ONE 6
-+#define AR40XX_VTU_FUNC1_FULL BIT(4)
-+#define AR40XX_VTU_FUNC1_PORT BIT(8, 4)
-+#define AR40XX_VTU_FUNC1_PORT_S 8
-+#define AR40XX_VTU_FUNC1_VID BIT(16, 12)
-+#define AR40XX_VTU_FUNC1_VID_S 16
-+#define AR40XX_VTU_FUNC1_BUSY BIT(31)
-+
-+#define AR40XX_REG_FWD_CTRL0 0x620
-+#define AR40XX_FWD_CTRL0_CPU_PORT_EN BIT(10)
-+#define AR40XX_FWD_CTRL0_MIRROR_PORT BITS(4, 4)
-+#define AR40XX_FWD_CTRL0_MIRROR_PORT_S 4
-+
-+#define AR40XX_REG_FWD_CTRL1 0x624
-+#define AR40XX_FWD_CTRL1_UC_FLOOD BITS(0, 7)
-+#define AR40XX_FWD_CTRL1_UC_FLOOD_S 0
-+#define AR40XX_FWD_CTRL1_MC_FLOOD BITS(8, 7)
-+#define AR40XX_FWD_CTRL1_MC_FLOOD_S 8
-+#define AR40XX_FWD_CTRL1_BC_FLOOD BITS(16, 7)
-+#define AR40XX_FWD_CTRL1_BC_FLOOD_S 16
-+#define AR40XX_FWD_CTRL1_IGMP BITS(24, 7)
-+#define AR40XX_FWD_CTRL1_IGMP_S 24
-+
-+#define AR40XX_REG_PORT_LOOKUP(_i) (0x660 + (_i) * 0xc)
-+#define AR40XX_PORT_LOOKUP_MEMBER BITS(0, 7)
-+#define AR40XX_PORT_LOOKUP_IN_MODE BITS(8, 2)
-+#define AR40XX_PORT_LOOKUP_IN_MODE_S 8
-+#define AR40XX_PORT_LOOKUP_STATE BITS(16, 3)
-+#define AR40XX_PORT_LOOKUP_STATE_S 16
-+#define AR40XX_PORT_LOOKUP_LEARN BIT(20)
-+#define AR40XX_PORT_LOOKUP_LOOPBACK BIT(21)
-+#define AR40XX_PORT_LOOKUP_ING_MIRROR_EN BIT(25)
-+
-+#define AR40XX_REG_ATU_FUNC 0x60c
-+#define AR40XX_ATU_FUNC_OP BITS(0, 4)
-+#define AR40XX_ATU_FUNC_OP_NOOP 0x0
-+#define AR40XX_ATU_FUNC_OP_FLUSH 0x1
-+#define AR40XX_ATU_FUNC_OP_LOAD 0x2
-+#define AR40XX_ATU_FUNC_OP_PURGE 0x3
-+#define AR40XX_ATU_FUNC_OP_FLUSH_LOCKED 0x4
-+#define AR40XX_ATU_FUNC_OP_FLUSH_UNICAST 0x5
-+#define AR40XX_ATU_FUNC_OP_GET_NEXT 0x6
-+#define AR40XX_ATU_FUNC_OP_SEARCH_MAC 0x7
-+#define AR40XX_ATU_FUNC_OP_CHANGE_TRUNK 0x8
-+#define AR40XX_ATU_FUNC_BUSY BIT(31)
-+
-+#define AR40XX_REG_QM_DEBUG_ADDR 0x820
-+#define AR40XX_REG_QM_DEBUG_VALUE 0x824
-+#define AR40XX_REG_QM_PORT0_3_QNUM 0x1d
-+#define AR40XX_REG_QM_PORT4_6_QNUM 0x1e
-+
-+#define AR40XX_REG_PORT_HOL_CTRL1(_i) (0x974 + (_i) * 0x8)
-+#define AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN BIT(16)
-+
-+#define AR40XX_REG_PORT_FLOWCTRL_THRESH(_i) (0x9b0 + (_i) * 0x4)
-+#define AR40XX_PORT0_FC_THRESH_ON_DFLT 0x60
-+#define AR40XX_PORT0_FC_THRESH_OFF_DFLT 0x90
-+
-+#define AR40XX_PHY_DEBUG_0 0
-+#define AR40XX_PHY_MANU_CTRL_EN BIT(12)
-+
-+#define AR40XX_PHY_DEBUG_2 2
-+
-+#define AR40XX_PHY_SPEC_STATUS 0x11
-+#define AR40XX_PHY_SPEC_STATUS_LINK BIT(10)
-+#define AR40XX_PHY_SPEC_STATUS_DUPLEX BIT(13)
-+#define AR40XX_PHY_SPEC_STATUS_SPEED BITS(14, 2)
-+
-+/* port forwarding state */
-+enum {
-+ AR40XX_PORT_STATE_DISABLED = 0,
-+ AR40XX_PORT_STATE_BLOCK = 1,
-+ AR40XX_PORT_STATE_LISTEN = 2,
-+ AR40XX_PORT_STATE_LEARN = 3,
-+ AR40XX_PORT_STATE_FORWARD = 4
-+};
-+
-+/* ingress 802.1q mode */
-+enum {
-+ AR40XX_IN_PORT_ONLY = 0,
-+ AR40XX_IN_PORT_FALLBACK = 1,
-+ AR40XX_IN_VLAN_ONLY = 2,
-+ AR40XX_IN_SECURE = 3
-+};
-+
-+/* egress 802.1q mode */
-+enum {
-+ AR40XX_OUT_KEEP = 0,
-+ AR40XX_OUT_STRIP_VLAN = 1,
-+ AR40XX_OUT_ADD_VLAN = 2
-+};
-+
-+/* port speed */
-+enum {
-+ AR40XX_PORT_SPEED_10M = 0,
-+ AR40XX_PORT_SPEED_100M = 1,
-+ AR40XX_PORT_SPEED_1000M = 2,
-+ AR40XX_PORT_SPEED_ERR = 3,
-+};
-+
-+#define AR40XX_MIB_WORK_DELAY 2000 /* msecs */
-+
-+#define AR40XX_QM_WORK_DELAY 100
-+
-+#define AR40XX_MIB_FUNC_CAPTURE 0x3
-+
-+#define AR40XX_REG_PORT_STATS_START 0x1000
-+#define AR40XX_REG_PORT_STATS_LEN 0x100
-+
-+#define AR40XX_PORTS_ALL 0x3f
-+
-+#define AR40XX_PSGMII_ID 5
-+#define AR40XX_PSGMII_CALB_NUM 100
-+#define AR40XX_MALIBU_PSGMII_MODE_CTRL 0x6d
-+#define AR40XX_MALIBU_PHY_PSGMII_MODE_CTRL_ADJUST_VAL 0x220c
-+#define AR40XX_MALIBU_PHY_MMD7_DAC_CTRL 0x801a
-+#define AR40XX_MALIBU_DAC_CTRL_MASK 0x380
-+#define AR40XX_MALIBU_DAC_CTRL_VALUE 0x280
-+#define AR40XX_MALIBU_PHY_RLP_CTRL 0x805a
-+#define AR40XX_PSGMII_TX_DRIVER_1_CTRL 0xb
-+#define AR40XX_MALIBU_PHY_PSGMII_REDUCE_SERDES_TX_AMP 0x8a
-+#define AR40XX_MALIBU_PHY_LAST_ADDR 4
-+
-+static inline struct ar40xx_priv *
-+swdev_to_ar40xx(struct switch_dev *swdev)
-+{
-+ return container_of(swdev, struct ar40xx_priv, dev);
-+}
-+
-+#endif
---- /dev/null
-+++ b/drivers/net/phy/mdio-ipq40xx.c
-@@ -0,0 +1,203 @@
-+/*
-+ * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
-+ *
-+ * Permission to use, copy, modify, and/or distribute this software for
-+ * any purpose with or without fee is hereby granted, provided that the
-+ * above copyright notice and this permission notice appear in all copies.
-+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
-+ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-+ */
-+
-+#include <linux/delay.h>
-+#include <linux/kernel.h>
-+#include <linux/module.h>
-+#include <linux/mutex.h>
-+#include <linux/io.h>
-+#include <linux/of_address.h>
-+#include <linux/of_mdio.h>
-+#include <linux/phy.h>
-+#include <linux/platform_device.h>
-+
-+#define MDIO_CTRL_0_REG 0x40
-+#define MDIO_CTRL_1_REG 0x44
-+#define MDIO_CTRL_2_REG 0x48
-+#define MDIO_CTRL_3_REG 0x4c
-+#define MDIO_CTRL_4_REG 0x50
-+#define MDIO_CTRL_4_ACCESS_BUSY BIT(16)
-+#define MDIO_CTRL_4_ACCESS_START BIT(8)
-+#define MDIO_CTRL_4_ACCESS_CODE_READ 0
-+#define MDIO_CTRL_4_ACCESS_CODE_WRITE 1
-+#define CTRL_0_REG_DEFAULT_VALUE 0x150FF
-+
-+#define IPQ40XX_MDIO_RETRY 1000
-+#define IPQ40XX_MDIO_DELAY 10
-+
-+struct ipq40xx_mdio_data {
-+ struct mii_bus *mii_bus;
-+ void __iomem *membase;
-+ int phy_irq[PHY_MAX_ADDR];
-+ struct device *dev;
-+};
-+
-+static int ipq40xx_mdio_wait_busy(struct ipq40xx_mdio_data *am)
-+{
-+ int i;
-+
-+ for (i = 0; i < IPQ40XX_MDIO_RETRY; i++) {
-+ unsigned int busy;
-+
-+ busy = readl(am->membase + MDIO_CTRL_4_REG) &
-+ MDIO_CTRL_4_ACCESS_BUSY;
-+ if (!busy)
-+ return 0;
-+
-+ /* BUSY might take to be cleard by 15~20 times of loop */
-+ udelay(IPQ40XX_MDIO_DELAY);
-+ }
-+
-+ dev_err(am->dev, "%s: MDIO operation timed out\n", am->mii_bus->name);
-+
-+ return -ETIMEDOUT;
-+}
-+
-+static int ipq40xx_mdio_read(struct mii_bus *bus, int mii_id, int regnum)
-+{
-+ struct ipq40xx_mdio_data *am = bus->priv;
-+ int value = 0;
-+ unsigned int cmd = 0;
-+
-+ lockdep_assert_held(&bus->mdio_lock);
-+
-+ if (ipq40xx_mdio_wait_busy(am))
-+ return -ETIMEDOUT;
-+
-+ /* issue the phy address and reg */
-+ writel((mii_id << 8) | regnum, am->membase + MDIO_CTRL_1_REG);
-+
-+ cmd = MDIO_CTRL_4_ACCESS_START|MDIO_CTRL_4_ACCESS_CODE_READ;
-+
-+ /* issue read command */
-+ writel(cmd, am->membase + MDIO_CTRL_4_REG);
-+
-+ /* Wait read complete */
-+ if (ipq40xx_mdio_wait_busy(am))
-+ return -ETIMEDOUT;
-+
-+ /* Read data */
-+ value = readl(am->membase + MDIO_CTRL_3_REG);
-+
-+ return value;
-+}
-+
-+static int ipq40xx_mdio_write(struct mii_bus *bus, int mii_id, int regnum,
-+ u16 value)
-+{
-+ struct ipq40xx_mdio_data *am = bus->priv;
-+ unsigned int cmd = 0;
-+
-+ lockdep_assert_held(&bus->mdio_lock);
-+
-+ if (ipq40xx_mdio_wait_busy(am))
-+ return -ETIMEDOUT;
-+
-+ /* issue the phy address and reg */
-+ writel((mii_id << 8) | regnum, am->membase + MDIO_CTRL_1_REG);
-+
-+ /* issue write data */
-+ writel(value, am->membase + MDIO_CTRL_2_REG);
-+
-+ cmd = MDIO_CTRL_4_ACCESS_START|MDIO_CTRL_4_ACCESS_CODE_WRITE;
-+ /* issue write command */
-+ writel(cmd, am->membase + MDIO_CTRL_4_REG);
-+
-+ /* Wait write complete */
-+ if (ipq40xx_mdio_wait_busy(am))
-+ return -ETIMEDOUT;
-+
-+ return 0;
-+}
-+
-+static int ipq40xx_mdio_probe(struct platform_device *pdev)
-+{
-+ struct ipq40xx_mdio_data *am;
-+ struct resource *res;
-+ int i;
-+
-+ am = devm_kzalloc(&pdev->dev, sizeof(*am), GFP_KERNEL);
-+ if (!am)
-+ return -ENOMEM;
-+
-+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-+ if (!res) {
-+ dev_err(&pdev->dev, "no iomem resource found\n");
-+ return -ENXIO;
-+ }
-+
-+ am->membase = devm_ioremap_resource(&pdev->dev, res);
-+ if (IS_ERR(am->membase)) {
-+ dev_err(&pdev->dev, "unable to ioremap registers\n");
-+ return PTR_ERR(am->membase);
-+ }
-+
-+ am->mii_bus = devm_mdiobus_alloc(&pdev->dev);
-+ if (!am->mii_bus)
-+ return -ENOMEM;
-+
-+ writel(CTRL_0_REG_DEFAULT_VALUE, am->membase + MDIO_CTRL_0_REG);
-+
-+ am->mii_bus->name = "ipq40xx_mdio";
-+ am->mii_bus->read = ipq40xx_mdio_read;
-+ am->mii_bus->write = ipq40xx_mdio_write;
-+ memcpy(am->mii_bus->irq, am->phy_irq, sizeof(am->phy_irq));
-+ am->mii_bus->priv = am;
-+ am->mii_bus->parent = &pdev->dev;
-+ snprintf(am->mii_bus->id, MII_BUS_ID_SIZE, "%s", dev_name(&pdev->dev));
-+
-+ for (i = 0; i < PHY_MAX_ADDR; i++)
-+ am->phy_irq[i] = PHY_POLL;
-+
-+ am->dev = &pdev->dev;
-+ platform_set_drvdata(pdev, am);
-+
-+ /* edma_axi_probe() use "am" drvdata.
-+ * ipq40xx_mdio_probe() must be called first.
-+ */
-+ return of_mdiobus_register(am->mii_bus, pdev->dev.of_node);
-+}
-+
-+static int ipq40xx_mdio_remove(struct platform_device *pdev)
-+{
-+ struct ipq40xx_mdio_data *am = platform_get_drvdata(pdev);
-+
-+ mdiobus_unregister(am->mii_bus);
-+ return 0;
-+}
-+
-+static const struct of_device_id ipq40xx_mdio_dt_ids[] = {
-+ { .compatible = "qcom,ipq4019-mdio" },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(of, ipq40xx_mdio_dt_ids);
-+
-+static struct platform_driver ipq40xx_mdio_driver = {
-+ .probe = ipq40xx_mdio_probe,
-+ .remove = ipq40xx_mdio_remove,
-+ .driver = {
-+ .name = "ipq40xx-mdio",
-+ .of_match_table = ipq40xx_mdio_dt_ids,
-+ },
-+};
-+
-+module_platform_driver(ipq40xx_mdio_driver);
-+
-+#define DRV_VERSION "1.0"
-+
-+MODULE_DESCRIPTION("IPQ40XX MDIO interface driver");
-+MODULE_AUTHOR("Qualcomm Atheros");
-+MODULE_VERSION(DRV_VERSION);
-+MODULE_LICENSE("Dual BSD/GPL");
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 20:29:44 +0000