source "drivers/net/dsa/sja1105/Kconfig"
+source "drivers/net/dsa/xrs700x/Kconfig"
+
config NET_DSA_QCA8K
tristate "Qualcomm Atheros QCA8K Ethernet switch family support"
depends on NET_DSA
obj-y += ocelot/
obj-y += qca/
obj-y += sja1105/
+obj-y += xrs700x/
--- /dev/null
+# SPDX-License-Identifier: GPL-2.0-only
+config NET_DSA_XRS700X
+ tristate
+ depends on NET_DSA
+ select NET_DSA_TAG_XRS700X
+ select REGMAP
+ help
+ This enables support for Arrow SpeedChips XRS7003/7004 gigabit
+ Ethernet switches.
+
+config NET_DSA_XRS700X_I2C
+ tristate "Arrow XRS7000X series switch in I2C mode"
+ depends on NET_DSA && I2C
+ select NET_DSA_XRS700X
+ select REGMAP_I2C
+ help
+ Enable I2C support for Arrow SpeedChips XRS7003/7004 gigabit Ethernet
+ switches.
+
+config NET_DSA_XRS700X_MDIO
+ tristate "Arrow XRS7000X series switch in MDIO mode"
+ depends on NET_DSA
+ select NET_DSA_XRS700X
+ help
+ Enable MDIO support for Arrow SpeedChips XRS7003/7004 gigabit Ethernet
+ switches.
--- /dev/null
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_NET_DSA_XRS700X) += xrs700x.o
+obj-$(CONFIG_NET_DSA_XRS700X_I2C) += xrs700x_i2c.o
+obj-$(CONFIG_NET_DSA_XRS700X_MDIO) += xrs700x_mdio.o
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 NovaTech LLC
+ * George McCollister <george.mccollister@gmail.com>
+ */
+
+#include <net/dsa.h>
+#include <linux/if_bridge.h>
+#include <linux/of_device.h>
+#include "xrs700x.h"
+#include "xrs700x_reg.h"
+
+#define XRS700X_MIB_INTERVAL msecs_to_jiffies(3000)
+
+#define XRS7003E_ID 0x100
+#define XRS7003F_ID 0x101
+#define XRS7004E_ID 0x200
+#define XRS7004F_ID 0x201
+
+const struct xrs700x_info xrs7003e_info = {XRS7003E_ID, "XRS7003E", 3};
+EXPORT_SYMBOL(xrs7003e_info);
+
+const struct xrs700x_info xrs7003f_info = {XRS7003F_ID, "XRS7003F", 3};
+EXPORT_SYMBOL(xrs7003f_info);
+
+const struct xrs700x_info xrs7004e_info = {XRS7004E_ID, "XRS7004E", 4};
+EXPORT_SYMBOL(xrs7004e_info);
+
+const struct xrs700x_info xrs7004f_info = {XRS7004F_ID, "XRS7004F", 4};
+EXPORT_SYMBOL(xrs7004f_info);
+
+struct xrs700x_regfield {
+ struct reg_field rf;
+ struct regmap_field **rmf;
+};
+
+struct xrs700x_mib {
+ unsigned int offset;
+ const char *name;
+ int stats64_offset;
+};
+
+#define XRS700X_MIB_ETHTOOL_ONLY(o, n) {o, n, -1}
+#define XRS700X_MIB(o, n, m) {o, n, offsetof(struct rtnl_link_stats64, m)}
+
+static const struct xrs700x_mib xrs700x_mibs[] = {
+ XRS700X_MIB(XRS_RX_GOOD_OCTETS_L, "rx_good_octets", rx_bytes),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_BAD_OCTETS_L, "rx_bad_octets"),
+ XRS700X_MIB(XRS_RX_UNICAST_L, "rx_unicast", rx_packets),
+ XRS700X_MIB(XRS_RX_BROADCAST_L, "rx_broadcast", rx_packets),
+ XRS700X_MIB(XRS_RX_MULTICAST_L, "rx_multicast", multicast),
+ XRS700X_MIB(XRS_RX_UNDERSIZE_L, "rx_undersize", rx_length_errors),
+ XRS700X_MIB(XRS_RX_FRAGMENTS_L, "rx_fragments", rx_length_errors),
+ XRS700X_MIB(XRS_RX_OVERSIZE_L, "rx_oversize", rx_length_errors),
+ XRS700X_MIB(XRS_RX_JABBER_L, "rx_jabber", rx_length_errors),
+ XRS700X_MIB(XRS_RX_ERR_L, "rx_err", rx_errors),
+ XRS700X_MIB(XRS_RX_CRC_L, "rx_crc", rx_crc_errors),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_64_L, "rx_64"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_65_127_L, "rx_65_127"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_128_255_L, "rx_128_255"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_256_511_L, "rx_256_511"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_512_1023_L, "rx_512_1023"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_1024_1536_L, "rx_1024_1536"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_HSR_PRP_L, "rx_hsr_prp"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_WRONGLAN_L, "rx_wronglan"),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_RX_DUPLICATE_L, "rx_duplicate"),
+ XRS700X_MIB(XRS_TX_OCTETS_L, "tx_octets", tx_bytes),
+ XRS700X_MIB(XRS_TX_UNICAST_L, "tx_unicast", tx_packets),
+ XRS700X_MIB(XRS_TX_BROADCAST_L, "tx_broadcast", tx_packets),
+ XRS700X_MIB(XRS_TX_MULTICAST_L, "tx_multicast", tx_packets),
+ XRS700X_MIB_ETHTOOL_ONLY(XRS_TX_HSR_PRP_L, "tx_hsr_prp"),
+ XRS700X_MIB(XRS_PRIQ_DROP_L, "priq_drop", tx_dropped),
+ XRS700X_MIB(XRS_EARLY_DROP_L, "early_drop", tx_dropped),
+};
+
+static void xrs700x_get_strings(struct dsa_switch *ds, int port,
+ u32 stringset, u8 *data)
+{
+ int i;
+
+ if (stringset != ETH_SS_STATS)
+ return;
+
+ for (i = 0; i < ARRAY_SIZE(xrs700x_mibs); i++) {
+ strscpy(data, xrs700x_mibs[i].name, ETH_GSTRING_LEN);
+ data += ETH_GSTRING_LEN;
+ }
+}
+
+static int xrs700x_get_sset_count(struct dsa_switch *ds, int port, int sset)
+{
+ if (sset != ETH_SS_STATS)
+ return -EOPNOTSUPP;
+
+ return ARRAY_SIZE(xrs700x_mibs);
+}
+
+static void xrs700x_read_port_counters(struct xrs700x *priv, int port)
+{
+ struct xrs700x_port *p = &priv->ports[port];
+ struct rtnl_link_stats64 stats;
+ int i;
+
+ memset(&stats, 0, sizeof(stats));
+
+ mutex_lock(&p->mib_mutex);
+
+ /* Capture counter values */
+ regmap_write(priv->regmap, XRS_CNT_CTRL(port), 1);
+
+ for (i = 0; i < ARRAY_SIZE(xrs700x_mibs); i++) {
+ unsigned int high = 0, low = 0, reg;
+
+ reg = xrs700x_mibs[i].offset + XRS_PORT_OFFSET * port;
+ regmap_read(priv->regmap, reg, &low);
+ regmap_read(priv->regmap, reg + 2, &high);
+
+ p->mib_data[i] += (high << 16) | low;
+
+ if (xrs700x_mibs[i].stats64_offset >= 0) {
+ u8 *s = (u8 *)&stats + xrs700x_mibs[i].stats64_offset;
+ *(u64 *)s += p->mib_data[i];
+ }
+ }
+
+ /* multicast must be added to rx_packets (which already includes
+ * unicast and broadcast)
+ */
+ stats.rx_packets += stats.multicast;
+
+ u64_stats_update_begin(&p->syncp);
+ p->stats64 = stats;
+ u64_stats_update_end(&p->syncp);
+
+ mutex_unlock(&p->mib_mutex);
+}
+
+static void xrs700x_mib_work(struct work_struct *work)
+{
+ struct xrs700x *priv = container_of(work, struct xrs700x,
+ mib_work.work);
+ int i;
+
+ for (i = 0; i < priv->ds->num_ports; i++)
+ xrs700x_read_port_counters(priv, i);
+
+ schedule_delayed_work(&priv->mib_work, XRS700X_MIB_INTERVAL);
+}
+
+static void xrs700x_get_ethtool_stats(struct dsa_switch *ds, int port,
+ u64 *data)
+{
+ struct xrs700x *priv = ds->priv;
+ struct xrs700x_port *p = &priv->ports[port];
+
+ xrs700x_read_port_counters(priv, port);
+
+ mutex_lock(&p->mib_mutex);
+ memcpy(data, p->mib_data, sizeof(*data) * ARRAY_SIZE(xrs700x_mibs));
+ mutex_unlock(&p->mib_mutex);
+}
+
+static void xrs700x_get_stats64(struct dsa_switch *ds, int port,
+ struct rtnl_link_stats64 *s)
+{
+ struct xrs700x *priv = ds->priv;
+ struct xrs700x_port *p = &priv->ports[port];
+ unsigned int start;
+
+ do {
+ start = u64_stats_fetch_begin(&p->syncp);
+ *s = p->stats64;
+ } while (u64_stats_fetch_retry(&p->syncp, start));
+}
+
+static int xrs700x_setup_regmap_range(struct xrs700x *priv)
+{
+ struct xrs700x_regfield regfields[] = {
+ {
+ .rf = REG_FIELD_ID(XRS_PORT_STATE(0), 0, 1,
+ priv->ds->num_ports,
+ XRS_PORT_OFFSET),
+ .rmf = &priv->ps_forward
+ },
+ {
+ .rf = REG_FIELD_ID(XRS_PORT_STATE(0), 2, 3,
+ priv->ds->num_ports,
+ XRS_PORT_OFFSET),
+ .rmf = &priv->ps_management
+ },
+ {
+ .rf = REG_FIELD_ID(XRS_PORT_STATE(0), 4, 9,
+ priv->ds->num_ports,
+ XRS_PORT_OFFSET),
+ .rmf = &priv->ps_sel_speed
+ },
+ {
+ .rf = REG_FIELD_ID(XRS_PORT_STATE(0), 10, 11,
+ priv->ds->num_ports,
+ XRS_PORT_OFFSET),
+ .rmf = &priv->ps_cur_speed
+ }
+ };
+ int i = 0;
+
+ for (; i < ARRAY_SIZE(regfields); i++) {
+ *regfields[i].rmf = devm_regmap_field_alloc(priv->dev,
+ priv->regmap,
+ regfields[i].rf);
+ if (IS_ERR(*regfields[i].rmf))
+ return PTR_ERR(*regfields[i].rmf);
+ }
+
+ return 0;
+}
+
+static enum dsa_tag_protocol xrs700x_get_tag_protocol(struct dsa_switch *ds,
+ int port,
+ enum dsa_tag_protocol m)
+{
+ return DSA_TAG_PROTO_XRS700X;
+}
+
+static int xrs700x_reset(struct dsa_switch *ds)
+{
+ struct xrs700x *priv = ds->priv;
+ unsigned int val;
+ int ret;
+
+ ret = regmap_write(priv->regmap, XRS_GENERAL, XRS_GENERAL_RESET);
+ if (ret)
+ goto error;
+
+ ret = regmap_read_poll_timeout(priv->regmap, XRS_GENERAL,
+ val, !(val & XRS_GENERAL_RESET),
+ 10, 1000);
+error:
+ if (ret) {
+ dev_err_ratelimited(priv->dev, "error resetting switch: %d\n",
+ ret);
+ }
+
+ return ret;
+}
+
+static void xrs700x_port_stp_state_set(struct dsa_switch *ds, int port,
+ u8 state)
+{
+ struct xrs700x *priv = ds->priv;
+ unsigned int bpdus = 1;
+ unsigned int val;
+
+ switch (state) {
+ case BR_STATE_DISABLED:
+ bpdus = 0;
+ fallthrough;
+ case BR_STATE_BLOCKING:
+ case BR_STATE_LISTENING:
+ val = XRS_PORT_DISABLED;
+ break;
+ case BR_STATE_LEARNING:
+ val = XRS_PORT_LEARNING;
+ break;
+ case BR_STATE_FORWARDING:
+ val = XRS_PORT_FORWARDING;
+ break;
+ default:
+ dev_err(ds->dev, "invalid STP state: %d\n", state);
+ return;
+ }
+
+ regmap_fields_write(priv->ps_forward, port, val);
+
+ /* Enable/disable inbound policy added by xrs700x_port_add_bpdu_ipf()
+ * which allows BPDU forwarding to the CPU port when the front facing
+ * port is in disabled/learning state.
+ */
+ regmap_update_bits(priv->regmap, XRS_ETH_ADDR_CFG(port, 0), 1, bpdus);
+
+ dev_dbg_ratelimited(priv->dev, "%s - port: %d, state: %u, val: 0x%x\n",
+ __func__, port, state, val);
+}
+
+/* Add an inbound policy filter which matches the BPDU destination MAC
+ * and forwards to the CPU port. Leave the policy disabled, it will be
+ * enabled as needed.
+ */
+static int xrs700x_port_add_bpdu_ipf(struct dsa_switch *ds, int port)
+{
+ struct xrs700x *priv = ds->priv;
+ unsigned int val = 0;
+ int i = 0;
+ int ret;
+
+ /* Compare all 48 bits of the destination MAC address. */
+ ret = regmap_write(priv->regmap, XRS_ETH_ADDR_CFG(port, 0), 48 << 2);
+ if (ret)
+ return ret;
+
+ /* match BPDU destination 01:80:c2:00:00:00 */
+ for (i = 0; i < sizeof(eth_stp_addr); i += 2) {
+ ret = regmap_write(priv->regmap, XRS_ETH_ADDR_0(port, 0) + i,
+ eth_stp_addr[i] |
+ (eth_stp_addr[i + 1] << 8));
+ if (ret)
+ return ret;
+ }
+
+ /* Mirror BPDU to CPU port */
+ for (i = 0; i < ds->num_ports; i++) {
+ if (dsa_is_cpu_port(ds, i))
+ val |= BIT(i);
+ }
+
+ ret = regmap_write(priv->regmap, XRS_ETH_ADDR_FWD_MIRROR(port, 0), val);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(priv->regmap, XRS_ETH_ADDR_FWD_ALLOW(port, 0), 0);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int xrs700x_port_setup(struct dsa_switch *ds, int port)
+{
+ bool cpu_port = dsa_is_cpu_port(ds, port);
+ struct xrs700x *priv = ds->priv;
+ unsigned int val = 0;
+ int ret, i;
+
+ xrs700x_port_stp_state_set(ds, port, BR_STATE_DISABLED);
+
+ /* Disable forwarding to non-CPU ports */
+ for (i = 0; i < ds->num_ports; i++) {
+ if (!dsa_is_cpu_port(ds, i))
+ val |= BIT(i);
+ }
+
+ /* 1 = Disable forwarding to the port */
+ ret = regmap_write(priv->regmap, XRS_PORT_FWD_MASK(port), val);
+ if (ret)
+ return ret;
+
+ val = cpu_port ? XRS_PORT_MODE_MANAGEMENT : XRS_PORT_MODE_NORMAL;
+ ret = regmap_fields_write(priv->ps_management, port, val);
+ if (ret)
+ return ret;
+
+ if (!cpu_port) {
+ ret = xrs700x_port_add_bpdu_ipf(ds, port);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int xrs700x_setup(struct dsa_switch *ds)
+{
+ struct xrs700x *priv = ds->priv;
+ int ret, i;
+
+ ret = xrs700x_reset(ds);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < ds->num_ports; i++) {
+ ret = xrs700x_port_setup(ds, i);
+ if (ret)
+ return ret;
+ }
+
+ schedule_delayed_work(&priv->mib_work, XRS700X_MIB_INTERVAL);
+
+ return 0;
+}
+
+static void xrs700x_teardown(struct dsa_switch *ds)
+{
+ struct xrs700x *priv = ds->priv;
+
+ cancel_delayed_work_sync(&priv->mib_work);
+}
+
+static void xrs700x_phylink_validate(struct dsa_switch *ds, int port,
+ unsigned long *supported,
+ struct phylink_link_state *state)
+{
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
+
+ switch (port) {
+ case 0:
+ break;
+ case 1:
+ case 2:
+ case 3:
+ phylink_set(mask, 1000baseT_Full);
+ break;
+ default:
+ bitmap_zero(supported, __ETHTOOL_LINK_MODE_MASK_NBITS);
+ dev_err(ds->dev, "Unsupported port: %i\n", port);
+ return;
+ }
+
+ phylink_set_port_modes(mask);
+
+ /* The switch only supports full duplex. */
+ phylink_set(mask, 10baseT_Full);
+ phylink_set(mask, 100baseT_Full);
+
+ bitmap_and(supported, supported, mask,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
+ bitmap_and(state->advertising, state->advertising, mask,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
+}
+
+static void xrs700x_mac_link_up(struct dsa_switch *ds, int port,
+ unsigned int mode, phy_interface_t interface,
+ struct phy_device *phydev,
+ int speed, int duplex,
+ bool tx_pause, bool rx_pause)
+{
+ struct xrs700x *priv = ds->priv;
+ unsigned int val;
+
+ switch (speed) {
+ case SPEED_1000:
+ val = XRS_PORT_SPEED_1000;
+ break;
+ case SPEED_100:
+ val = XRS_PORT_SPEED_100;
+ break;
+ case SPEED_10:
+ val = XRS_PORT_SPEED_10;
+ break;
+ default:
+ return;
+ }
+
+ regmap_fields_write(priv->ps_sel_speed, port, val);
+
+ dev_dbg_ratelimited(priv->dev, "%s: port: %d mode: %u speed: %u\n",
+ __func__, port, mode, speed);
+}
+
+static int xrs700x_bridge_common(struct dsa_switch *ds, int port,
+ struct net_device *bridge, bool join)
+{
+ unsigned int i, cpu_mask = 0, mask = 0;
+ struct xrs700x *priv = ds->priv;
+ int ret;
+
+ for (i = 0; i < ds->num_ports; i++) {
+ if (dsa_is_cpu_port(ds, i))
+ continue;
+
+ cpu_mask |= BIT(i);
+
+ if (dsa_to_port(ds, i)->bridge_dev == bridge)
+ continue;
+
+ mask |= BIT(i);
+ }
+
+ for (i = 0; i < ds->num_ports; i++) {
+ if (dsa_to_port(ds, i)->bridge_dev != bridge)
+ continue;
+
+ /* 1 = Disable forwarding to the port */
+ ret = regmap_write(priv->regmap, XRS_PORT_FWD_MASK(i), mask);
+ if (ret)
+ return ret;
+ }
+
+ if (!join) {
+ ret = regmap_write(priv->regmap, XRS_PORT_FWD_MASK(port),
+ cpu_mask);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int xrs700x_bridge_join(struct dsa_switch *ds, int port,
+ struct net_device *bridge)
+{
+ return xrs700x_bridge_common(ds, port, bridge, true);
+}
+
+static void xrs700x_bridge_leave(struct dsa_switch *ds, int port,
+ struct net_device *bridge)
+{
+ xrs700x_bridge_common(ds, port, bridge, false);
+}
+
+static const struct dsa_switch_ops xrs700x_ops = {
+ .get_tag_protocol = xrs700x_get_tag_protocol,
+ .setup = xrs700x_setup,
+ .teardown = xrs700x_teardown,
+ .port_stp_state_set = xrs700x_port_stp_state_set,
+ .phylink_validate = xrs700x_phylink_validate,
+ .phylink_mac_link_up = xrs700x_mac_link_up,
+ .get_strings = xrs700x_get_strings,
+ .get_sset_count = xrs700x_get_sset_count,
+ .get_ethtool_stats = xrs700x_get_ethtool_stats,
+ .get_stats64 = xrs700x_get_stats64,
+ .port_bridge_join = xrs700x_bridge_join,
+ .port_bridge_leave = xrs700x_bridge_leave,
+};
+
+static int xrs700x_detect(struct xrs700x *priv)
+{
+ const struct xrs700x_info *info;
+ unsigned int id;
+ int ret;
+
+ ret = regmap_read(priv->regmap, XRS_DEV_ID0, &id);
+ if (ret) {
+ dev_err(priv->dev, "error %d while reading switch id.\n",
+ ret);
+ return ret;
+ }
+
+ info = of_device_get_match_data(priv->dev);
+ if (!info)
+ return -EINVAL;
+
+ if (info->id == id) {
+ priv->ds->num_ports = info->num_ports;
+ dev_info(priv->dev, "%s detected.\n", info->name);
+ return 0;
+ }
+
+ dev_err(priv->dev, "expected switch id 0x%x but found 0x%x.\n",
+ info->id, id);
+
+ return -ENODEV;
+}
+
+struct xrs700x *xrs700x_switch_alloc(struct device *base, void *devpriv)
+{
+ struct dsa_switch *ds;
+ struct xrs700x *priv;
+
+ ds = devm_kzalloc(base, sizeof(*ds), GFP_KERNEL);
+ if (!ds)
+ return NULL;
+
+ ds->dev = base;
+
+ priv = devm_kzalloc(base, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return NULL;
+
+ INIT_DELAYED_WORK(&priv->mib_work, xrs700x_mib_work);
+
+ ds->ops = &xrs700x_ops;
+ ds->priv = priv;
+ priv->dev = base;
+
+ priv->ds = ds;
+ priv->priv = devpriv;
+
+ return priv;
+}
+EXPORT_SYMBOL(xrs700x_switch_alloc);
+
+static int xrs700x_alloc_port_mib(struct xrs700x *priv, int port)
+{
+ struct xrs700x_port *p = &priv->ports[port];
+
+ p->mib_data = devm_kcalloc(priv->dev, ARRAY_SIZE(xrs700x_mibs),
+ sizeof(*p->mib_data), GFP_KERNEL);
+ if (!p->mib_data)
+ return -ENOMEM;
+
+ mutex_init(&p->mib_mutex);
+ u64_stats_init(&p->syncp);
+
+ return 0;
+}
+
+int xrs700x_switch_register(struct xrs700x *priv)
+{
+ int ret;
+ int i;
+
+ ret = xrs700x_detect(priv);
+ if (ret)
+ return ret;
+
+ ret = xrs700x_setup_regmap_range(priv);
+ if (ret)
+ return ret;
+
+ priv->ports = devm_kcalloc(priv->dev, priv->ds->num_ports,
+ sizeof(*priv->ports), GFP_KERNEL);
+ if (!priv->ports)
+ return -ENOMEM;
+
+ for (i = 0; i < priv->ds->num_ports; i++) {
+ ret = xrs700x_alloc_port_mib(priv, i);
+ if (ret)
+ return ret;
+ }
+
+ return dsa_register_switch(priv->ds);
+}
+EXPORT_SYMBOL(xrs700x_switch_register);
+
+void xrs700x_switch_remove(struct xrs700x *priv)
+{
+ dsa_unregister_switch(priv->ds);
+}
+EXPORT_SYMBOL(xrs700x_switch_remove);
+
+MODULE_AUTHOR("George McCollister <george.mccollister@gmail.com>");
+MODULE_DESCRIPTION("Arrow SpeedChips XRS700x DSA driver");
+MODULE_LICENSE("GPL v2");
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/device.h>
+#include <linux/mutex.h>
+#include <linux/regmap.h>
+#include <linux/workqueue.h>
+#include <linux/u64_stats_sync.h>
+#include <uapi/linux/if_link.h>
+
+struct xrs700x_info {
+ unsigned int id;
+ const char *name;
+ size_t num_ports;
+};
+
+extern const struct xrs700x_info xrs7003e_info;
+extern const struct xrs700x_info xrs7003f_info;
+extern const struct xrs700x_info xrs7004e_info;
+extern const struct xrs700x_info xrs7004f_info;
+
+struct xrs700x_port {
+ struct mutex mib_mutex; /* protects mib_data */
+ u64 *mib_data;
+ struct rtnl_link_stats64 stats64;
+ struct u64_stats_sync syncp;
+};
+
+struct xrs700x {
+ struct dsa_switch *ds;
+ struct device *dev;
+ void *priv;
+ struct regmap *regmap;
+ struct regmap_field *ps_forward;
+ struct regmap_field *ps_management;
+ struct regmap_field *ps_sel_speed;
+ struct regmap_field *ps_cur_speed;
+ struct delayed_work mib_work;
+ struct xrs700x_port *ports;
+};
+
+struct xrs700x *xrs700x_switch_alloc(struct device *base, void *devpriv);
+int xrs700x_switch_register(struct xrs700x *priv);
+void xrs700x_switch_remove(struct xrs700x *priv);
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 NovaTech LLC
+ * George McCollister <george.mccollister@gmail.com>
+ */
+
+#include <linux/bits.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include "xrs700x.h"
+#include "xrs700x_reg.h"
+
+static int xrs700x_i2c_reg_read(void *context, unsigned int reg,
+ unsigned int *val)
+{
+ struct device *dev = context;
+ struct i2c_client *i2c = to_i2c_client(dev);
+ unsigned char buf[4];
+ int ret;
+
+ buf[0] = reg >> 23 & 0xff;
+ buf[1] = reg >> 15 & 0xff;
+ buf[2] = reg >> 7 & 0xff;
+ buf[3] = (reg & 0x7f) << 1;
+
+ ret = i2c_master_send(i2c, buf, sizeof(buf));
+ if (ret < 0) {
+ dev_err(dev, "xrs i2c_master_send returned %d\n", ret);
+ return ret;
+ }
+
+ ret = i2c_master_recv(i2c, buf, 2);
+ if (ret < 0) {
+ dev_err(dev, "xrs i2c_master_recv returned %d\n", ret);
+ return ret;
+ }
+
+ *val = buf[0] << 8 | buf[1];
+
+ return 0;
+}
+
+static int xrs700x_i2c_reg_write(void *context, unsigned int reg,
+ unsigned int val)
+{
+ struct device *dev = context;
+ struct i2c_client *i2c = to_i2c_client(dev);
+ unsigned char buf[6];
+ int ret;
+
+ buf[0] = reg >> 23 & 0xff;
+ buf[1] = reg >> 15 & 0xff;
+ buf[2] = reg >> 7 & 0xff;
+ buf[3] = (reg & 0x7f) << 1 | 1;
+ buf[4] = val >> 8 & 0xff;
+ buf[5] = val & 0xff;
+
+ ret = i2c_master_send(i2c, buf, sizeof(buf));
+ if (ret < 0) {
+ dev_err(dev, "xrs i2c_master_send returned %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct regmap_config xrs700x_i2c_regmap_config = {
+ .val_bits = 16,
+ .reg_stride = 2,
+ .reg_bits = 32,
+ .pad_bits = 0,
+ .write_flag_mask = 0,
+ .read_flag_mask = 0,
+ .reg_read = xrs700x_i2c_reg_read,
+ .reg_write = xrs700x_i2c_reg_write,
+ .max_register = 0,
+ .cache_type = REGCACHE_NONE,
+ .reg_format_endian = REGMAP_ENDIAN_BIG,
+ .val_format_endian = REGMAP_ENDIAN_BIG
+};
+
+static int xrs700x_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *i2c_id)
+{
+ struct xrs700x *priv;
+ int ret;
+
+ priv = xrs700x_switch_alloc(&i2c->dev, i2c);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->regmap = devm_regmap_init(&i2c->dev, NULL, &i2c->dev,
+ &xrs700x_i2c_regmap_config);
+ if (IS_ERR(priv->regmap)) {
+ ret = PTR_ERR(priv->regmap);
+ dev_err(&i2c->dev, "Failed to initialize regmap: %d\n", ret);
+ return ret;
+ }
+
+ i2c_set_clientdata(i2c, priv);
+
+ ret = xrs700x_switch_register(priv);
+
+ /* Main DSA driver may not be started yet. */
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int xrs700x_i2c_remove(struct i2c_client *i2c)
+{
+ struct xrs700x *priv = i2c_get_clientdata(i2c);
+
+ xrs700x_switch_remove(priv);
+
+ return 0;
+}
+
+static const struct i2c_device_id xrs700x_i2c_id[] = {
+ { "xrs700x-switch", 0 },
+ {},
+};
+
+MODULE_DEVICE_TABLE(i2c, xrs700x_i2c_id);
+
+static const struct of_device_id xrs700x_i2c_dt_ids[] = {
+ { .compatible = "arrow,xrs7003e", .data = &xrs7003e_info },
+ { .compatible = "arrow,xrs7003f", .data = &xrs7003f_info },
+ { .compatible = "arrow,xrs7004e", .data = &xrs7004e_info },
+ { .compatible = "arrow,xrs7004f", .data = &xrs7004f_info },
+ {},
+};
+MODULE_DEVICE_TABLE(of, xrs700x_i2c_dt_ids);
+
+static struct i2c_driver xrs700x_i2c_driver = {
+ .driver = {
+ .name = "xrs700x-i2c",
+ .of_match_table = of_match_ptr(xrs700x_i2c_dt_ids),
+ },
+ .probe = xrs700x_i2c_probe,
+ .remove = xrs700x_i2c_remove,
+ .id_table = xrs700x_i2c_id,
+};
+
+module_i2c_driver(xrs700x_i2c_driver);
+
+MODULE_AUTHOR("George McCollister <george.mccollister@gmail.com>");
+MODULE_DESCRIPTION("Arrow SpeedChips XRS700x DSA I2C driver");
+MODULE_LICENSE("GPL v2");
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2020 NovaTech LLC
+ * George McCollister <george.mccollister@gmail.com>
+ */
+
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/mdio.h>
+#include <linux/module.h>
+#include <linux/phy.h>
+#include <linux/if_vlan.h>
+#include "xrs700x.h"
+#include "xrs700x_reg.h"
+
+#define XRS_MDIO_IBA0 0x10
+#define XRS_MDIO_IBA1 0x11
+#define XRS_MDIO_IBD 0x14
+
+#define XRS_IB_READ 0x0
+#define XRS_IB_WRITE 0x1
+
+static int xrs700x_mdio_reg_read(void *context, unsigned int reg,
+ unsigned int *val)
+{
+ struct mdio_device *mdiodev = context;
+ struct device *dev = &mdiodev->dev;
+ u16 uval;
+ int ret;
+
+ uval = (u16)FIELD_GET(GENMASK(31, 16), reg);
+
+ ret = mdiobus_write(mdiodev->bus, mdiodev->addr, XRS_MDIO_IBA1, uval);
+ if (ret < 0) {
+ dev_err(dev, "xrs mdiobus_write returned %d\n", ret);
+ return ret;
+ }
+
+ uval = (u16)((reg & GENMASK(15, 1)) | XRS_IB_READ);
+
+ ret = mdiobus_write(mdiodev->bus, mdiodev->addr, XRS_MDIO_IBA0, uval);
+ if (ret < 0) {
+ dev_err(dev, "xrs mdiobus_write returned %d\n", ret);
+ return ret;
+ }
+
+ ret = mdiobus_read(mdiodev->bus, mdiodev->addr, XRS_MDIO_IBD);
+ if (ret < 0) {
+ dev_err(dev, "xrs mdiobus_read returned %d\n", ret);
+ return ret;
+ }
+
+ *val = (unsigned int)ret;
+
+ return 0;
+}
+
+static int xrs700x_mdio_reg_write(void *context, unsigned int reg,
+ unsigned int val)
+{
+ struct mdio_device *mdiodev = context;
+ struct device *dev = &mdiodev->dev;
+ u16 uval;
+ int ret;
+
+ ret = mdiobus_write(mdiodev->bus, mdiodev->addr, XRS_MDIO_IBD, (u16)val);
+ if (ret < 0) {
+ dev_err(dev, "xrs mdiobus_write returned %d\n", ret);
+ return ret;
+ }
+
+ uval = (u16)FIELD_GET(GENMASK(31, 16), reg);
+
+ ret = mdiobus_write(mdiodev->bus, mdiodev->addr, XRS_MDIO_IBA1, uval);
+ if (ret < 0) {
+ dev_err(dev, "xrs mdiobus_write returned %d\n", ret);
+ return ret;
+ }
+
+ uval = (u16)((reg & GENMASK(15, 1)) | XRS_IB_WRITE);
+
+ ret = mdiobus_write(mdiodev->bus, mdiodev->addr, XRS_MDIO_IBA0, uval);
+ if (ret < 0) {
+ dev_err(dev, "xrs mdiobus_write returned %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct regmap_config xrs700x_mdio_regmap_config = {
+ .val_bits = 16,
+ .reg_stride = 2,
+ .reg_bits = 32,
+ .pad_bits = 0,
+ .write_flag_mask = 0,
+ .read_flag_mask = 0,
+ .reg_read = xrs700x_mdio_reg_read,
+ .reg_write = xrs700x_mdio_reg_write,
+ .max_register = XRS_VLAN(VLAN_N_VID - 1),
+ .cache_type = REGCACHE_NONE,
+ .reg_format_endian = REGMAP_ENDIAN_BIG,
+ .val_format_endian = REGMAP_ENDIAN_BIG
+};
+
+static int xrs700x_mdio_probe(struct mdio_device *mdiodev)
+{
+ struct xrs700x *priv;
+ int ret;
+
+ priv = xrs700x_switch_alloc(&mdiodev->dev, mdiodev);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->regmap = devm_regmap_init(&mdiodev->dev, NULL, mdiodev,
+ &xrs700x_mdio_regmap_config);
+ if (IS_ERR(priv->regmap)) {
+ ret = PTR_ERR(priv->regmap);
+ dev_err(&mdiodev->dev, "Failed to initialize regmap: %d\n", ret);
+ return ret;
+ }
+
+ dev_set_drvdata(&mdiodev->dev, priv);
+
+ ret = xrs700x_switch_register(priv);
+
+ /* Main DSA driver may not be started yet. */
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static void xrs700x_mdio_remove(struct mdio_device *mdiodev)
+{
+ struct xrs700x *priv = dev_get_drvdata(&mdiodev->dev);
+
+ xrs700x_switch_remove(priv);
+}
+
+static const struct of_device_id xrs700x_mdio_dt_ids[] = {
+ { .compatible = "arrow,xrs7003e", .data = &xrs7003e_info },
+ { .compatible = "arrow,xrs7003f", .data = &xrs7003f_info },
+ { .compatible = "arrow,xrs7004e", .data = &xrs7004e_info },
+ { .compatible = "arrow,xrs7004f", .data = &xrs7004f_info },
+ {},
+};
+MODULE_DEVICE_TABLE(of, xrs700x_mdio_dt_ids);
+
+static struct mdio_driver xrs700x_mdio_driver = {
+ .mdiodrv.driver = {
+ .name = "xrs700x-mdio",
+ .of_match_table = xrs700x_mdio_dt_ids,
+ },
+ .probe = xrs700x_mdio_probe,
+ .remove = xrs700x_mdio_remove,
+};
+
+mdio_module_driver(xrs700x_mdio_driver);
+
+MODULE_AUTHOR("George McCollister <george.mccollister@gmail.com>");
+MODULE_DESCRIPTION("Arrow SpeedChips XRS700x DSA MDIO driver");
+MODULE_LICENSE("GPL v2");
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/* Register Base Addresses */
+#define XRS_DEVICE_ID_BASE 0x0
+#define XRS_GPIO_BASE 0x10000
+#define XRS_PORT_OFFSET 0x10000
+#define XRS_PORT_BASE(x) (0x200000 + XRS_PORT_OFFSET * (x))
+#define XRS_RTC_BASE 0x280000
+#define XRS_TS_OFFSET 0x8000
+#define XRS_TS_BASE(x) (0x290000 + XRS_TS_OFFSET * (x))
+#define XRS_SWITCH_CONF_BASE 0x300000
+
+/* Device Identification Registers */
+#define XRS_DEV_ID0 (XRS_DEVICE_ID_BASE + 0)
+#define XRS_DEV_ID1 (XRS_DEVICE_ID_BASE + 2)
+#define XRS_INT_ID0 (XRS_DEVICE_ID_BASE + 4)
+#define XRS_INT_ID1 (XRS_DEVICE_ID_BASE + 6)
+#define XRS_REV_ID (XRS_DEVICE_ID_BASE + 8)
+
+/* GPIO Registers */
+#define XRS_CONFIG0 (XRS_GPIO_BASE + 0x1000)
+#define XRS_INPUT_STATUS0 (XRS_GPIO_BASE + 0x1002)
+#define XRS_CONFIG1 (XRS_GPIO_BASE + 0x1004)
+#define XRS_INPUT_STATUS1 (XRS_GPIO_BASE + 0x1006)
+#define XRS_CONFIG2 (XRS_GPIO_BASE + 0x1008)
+#define XRS_INPUT_STATUS2 (XRS_GPIO_BASE + 0x100a)
+
+/* Port Configuration Registers */
+#define XRS_PORT_GEN_BASE(x) (XRS_PORT_BASE(x) + 0x0)
+#define XRS_PORT_HSR_BASE(x) (XRS_PORT_BASE(x) + 0x2000)
+#define XRS_PORT_PTP_BASE(x) (XRS_PORT_BASE(x) + 0x4000)
+#define XRS_PORT_CNT_BASE(x) (XRS_PORT_BASE(x) + 0x6000)
+#define XRS_PORT_IPO_BASE(x) (XRS_PORT_BASE(x) + 0x8000)
+
+/* Port Configuration Registers - General and State */
+#define XRS_PORT_STATE(x) (XRS_PORT_GEN_BASE(x) + 0x0)
+#define XRS_PORT_FORWARDING 0
+#define XRS_PORT_LEARNING 1
+#define XRS_PORT_DISABLED 2
+#define XRS_PORT_MODE_NORMAL 0
+#define XRS_PORT_MODE_MANAGEMENT 1
+#define XRS_PORT_SPEED_1000 0x12
+#define XRS_PORT_SPEED_100 0x20
+#define XRS_PORT_SPEED_10 0x30
+#define XRS_PORT_VLAN(x) (XRS_PORT_GEN_BASE(x) + 0x10)
+#define XRS_PORT_VLAN0_MAPPING(x) (XRS_PORT_GEN_BASE(x) + 0x12)
+#define XRS_PORT_FWD_MASK(x) (XRS_PORT_GEN_BASE(x) + 0x14)
+#define XRS_PORT_VLAN_PRIO(x) (XRS_PORT_GEN_BASE(x) + 0x16)
+
+/* Port Configuration Registers - HSR/PRP */
+#define XRS_HSR_CFG(x) (XRS_PORT_HSR_BASE(x) + 0x0)
+
+/* Port Configuration Registers - PTP */
+#define XRS_PTP_RX_SYNC_DELAY_NS_LO(x) (XRS_PORT_PTP_BASE(x) + 0x2)
+#define XRS_PTP_RX_SYNC_DELAY_NS_HI(x) (XRS_PORT_PTP_BASE(x) + 0x4)
+#define XRS_PTP_RX_EVENT_DELAY_NS(x) (XRS_PORT_PTP_BASE(x) + 0xa)
+#define XRS_PTP_TX_EVENT_DELAY_NS(x) (XRS_PORT_PTP_BASE(x) + 0x12)
+
+/* Port Configuration Registers - Counter */
+#define XRS_CNT_CTRL(x) (XRS_PORT_CNT_BASE(x) + 0x0)
+#define XRS_RX_GOOD_OCTETS_L (XRS_PORT_CNT_BASE(0) + 0x200)
+#define XRS_RX_GOOD_OCTETS_H (XRS_PORT_CNT_BASE(0) + 0x202)
+#define XRS_RX_BAD_OCTETS_L (XRS_PORT_CNT_BASE(0) + 0x204)
+#define XRS_RX_BAD_OCTETS_H (XRS_PORT_CNT_BASE(0) + 0x206)
+#define XRS_RX_UNICAST_L (XRS_PORT_CNT_BASE(0) + 0x208)
+#define XRS_RX_UNICAST_H (XRS_PORT_CNT_BASE(0) + 0x20a)
+#define XRS_RX_BROADCAST_L (XRS_PORT_CNT_BASE(0) + 0x20c)
+#define XRS_RX_BROADCAST_H (XRS_PORT_CNT_BASE(0) + 0x20e)
+#define XRS_RX_MULTICAST_L (XRS_PORT_CNT_BASE(0) + 0x210)
+#define XRS_RX_MULTICAST_H (XRS_PORT_CNT_BASE(0) + 0x212)
+#define XRS_RX_UNDERSIZE_L (XRS_PORT_CNT_BASE(0) + 0x214)
+#define XRS_RX_UNDERSIZE_H (XRS_PORT_CNT_BASE(0) + 0x216)
+#define XRS_RX_FRAGMENTS_L (XRS_PORT_CNT_BASE(0) + 0x218)
+#define XRS_RX_FRAGMENTS_H (XRS_PORT_CNT_BASE(0) + 0x21a)
+#define XRS_RX_OVERSIZE_L (XRS_PORT_CNT_BASE(0) + 0x21c)
+#define XRS_RX_OVERSIZE_H (XRS_PORT_CNT_BASE(0) + 0x21e)
+#define XRS_RX_JABBER_L (XRS_PORT_CNT_BASE(0) + 0x220)
+#define XRS_RX_JABBER_H (XRS_PORT_CNT_BASE(0) + 0x222)
+#define XRS_RX_ERR_L (XRS_PORT_CNT_BASE(0) + 0x224)
+#define XRS_RX_ERR_H (XRS_PORT_CNT_BASE(0) + 0x226)
+#define XRS_RX_CRC_L (XRS_PORT_CNT_BASE(0) + 0x228)
+#define XRS_RX_CRC_H (XRS_PORT_CNT_BASE(0) + 0x22a)
+#define XRS_RX_64_L (XRS_PORT_CNT_BASE(0) + 0x22c)
+#define XRS_RX_64_H (XRS_PORT_CNT_BASE(0) + 0x22e)
+#define XRS_RX_65_127_L (XRS_PORT_CNT_BASE(0) + 0x230)
+#define XRS_RX_65_127_H (XRS_PORT_CNT_BASE(0) + 0x232)
+#define XRS_RX_128_255_L (XRS_PORT_CNT_BASE(0) + 0x234)
+#define XRS_RX_128_255_H (XRS_PORT_CNT_BASE(0) + 0x236)
+#define XRS_RX_256_511_L (XRS_PORT_CNT_BASE(0) + 0x238)
+#define XRS_RX_256_511_H (XRS_PORT_CNT_BASE(0) + 0x23a)
+#define XRS_RX_512_1023_L (XRS_PORT_CNT_BASE(0) + 0x23c)
+#define XRS_RX_512_1023_H (XRS_PORT_CNT_BASE(0) + 0x23e)
+#define XRS_RX_1024_1536_L (XRS_PORT_CNT_BASE(0) + 0x240)
+#define XRS_RX_1024_1536_H (XRS_PORT_CNT_BASE(0) + 0x242)
+#define XRS_RX_HSR_PRP_L (XRS_PORT_CNT_BASE(0) + 0x244)
+#define XRS_RX_HSR_PRP_H (XRS_PORT_CNT_BASE(0) + 0x246)
+#define XRS_RX_WRONGLAN_L (XRS_PORT_CNT_BASE(0) + 0x248)
+#define XRS_RX_WRONGLAN_H (XRS_PORT_CNT_BASE(0) + 0x24a)
+#define XRS_RX_DUPLICATE_L (XRS_PORT_CNT_BASE(0) + 0x24c)
+#define XRS_RX_DUPLICATE_H (XRS_PORT_CNT_BASE(0) + 0x24e)
+#define XRS_TX_OCTETS_L (XRS_PORT_CNT_BASE(0) + 0x280)
+#define XRS_TX_OCTETS_H (XRS_PORT_CNT_BASE(0) + 0x282)
+#define XRS_TX_UNICAST_L (XRS_PORT_CNT_BASE(0) + 0x284)
+#define XRS_TX_UNICAST_H (XRS_PORT_CNT_BASE(0) + 0x286)
+#define XRS_TX_BROADCAST_L (XRS_PORT_CNT_BASE(0) + 0x288)
+#define XRS_TX_BROADCAST_H (XRS_PORT_CNT_BASE(0) + 0x28a)
+#define XRS_TX_MULTICAST_L (XRS_PORT_CNT_BASE(0) + 0x28c)
+#define XRS_TX_MULTICAST_H (XRS_PORT_CNT_BASE(0) + 0x28e)
+#define XRS_TX_HSR_PRP_L (XRS_PORT_CNT_BASE(0) + 0x290)
+#define XRS_TX_HSR_PRP_H (XRS_PORT_CNT_BASE(0) + 0x292)
+#define XRS_PRIQ_DROP_L (XRS_PORT_CNT_BASE(0) + 0x2c0)
+#define XRS_PRIQ_DROP_H (XRS_PORT_CNT_BASE(0) + 0x2c2)
+#define XRS_EARLY_DROP_L (XRS_PORT_CNT_BASE(0) + 0x2c4)
+#define XRS_EARLY_DROP_H (XRS_PORT_CNT_BASE(0) + 0x2c6)
+
+/* Port Configuration Registers - Inbound Policy 0 - 15 */
+#define XRS_ETH_ADDR_CFG(x, p) (XRS_PORT_IPO_BASE(x) + \
+ (p) * 0x20 + 0x0)
+#define XRS_ETH_ADDR_FWD_ALLOW(x, p) (XRS_PORT_IPO_BASE(x) + \
+ (p) * 0x20 + 0x2)
+#define XRS_ETH_ADDR_FWD_MIRROR(x, p) (XRS_PORT_IPO_BASE(x) + \
+ (p) * 0x20 + 0x4)
+#define XRS_ETH_ADDR_0(x, p) (XRS_PORT_IPO_BASE(x) + \
+ (p) * 0x20 + 0x8)
+#define XRS_ETH_ADDR_1(x, p) (XRS_PORT_IPO_BASE(x) + \
+ (p) * 0x20 + 0xa)
+#define XRS_ETH_ADDR_2(x, p) (XRS_PORT_IPO_BASE(x) + \
+ (p) * 0x20 + 0xc)
+
+/* RTC Registers */
+#define XRS_CUR_NSEC0 (XRS_RTC_BASE + 0x1004)
+#define XRS_CUR_NSEC1 (XRS_RTC_BASE + 0x1006)
+#define XRS_CUR_SEC0 (XRS_RTC_BASE + 0x1008)
+#define XRS_CUR_SEC1 (XRS_RTC_BASE + 0x100a)
+#define XRS_CUR_SEC2 (XRS_RTC_BASE + 0x100c)
+#define XRS_TIME_CC0 (XRS_RTC_BASE + 0x1010)
+#define XRS_TIME_CC1 (XRS_RTC_BASE + 0x1012)
+#define XRS_TIME_CC2 (XRS_RTC_BASE + 0x1014)
+#define XRS_STEP_SIZE0 (XRS_RTC_BASE + 0x1020)
+#define XRS_STEP_SIZE1 (XRS_RTC_BASE + 0x1022)
+#define XRS_STEP_SIZE2 (XRS_RTC_BASE + 0x1024)
+#define XRS_ADJUST_NSEC0 (XRS_RTC_BASE + 0x1034)
+#define XRS_ADJUST_NSEC1 (XRS_RTC_BASE + 0x1036)
+#define XRS_ADJUST_SEC0 (XRS_RTC_BASE + 0x1038)
+#define XRS_ADJUST_SEC1 (XRS_RTC_BASE + 0x103a)
+#define XRS_ADJUST_SEC2 (XRS_RTC_BASE + 0x103c)
+#define XRS_TIME_CMD (XRS_RTC_BASE + 0x1040)
+
+/* Time Stamper Registers */
+#define XRS_TS_CTRL(x) (XRS_TS_BASE(x) + 0x1000)
+#define XRS_TS_INT_MASK(x) (XRS_TS_BASE(x) + 0x1008)
+#define XRS_TS_INT_STATUS(x) (XRS_TS_BASE(x) + 0x1010)
+#define XRS_TS_NSEC0(x) (XRS_TS_BASE(x) + 0x1104)
+#define XRS_TS_NSEC1(x) (XRS_TS_BASE(x) + 0x1106)
+#define XRS_TS_SEC0(x) (XRS_TS_BASE(x) + 0x1108)
+#define XRS_TS_SEC1(x) (XRS_TS_BASE(x) + 0x110a)
+#define XRS_TS_SEC2(x) (XRS_TS_BASE(x) + 0x110c)
+#define XRS_PNCT0(x) (XRS_TS_BASE(x) + 0x1110)
+#define XRS_PNCT1(x) (XRS_TS_BASE(x) + 0x1112)
+
+/* Switch Configuration Registers */
+#define XRS_SWITCH_GEN_BASE (XRS_SWITCH_CONF_BASE + 0x0)
+#define XRS_SWITCH_TS_BASE (XRS_SWITCH_CONF_BASE + 0x2000)
+#define XRS_SWITCH_VLAN_BASE (XRS_SWITCH_CONF_BASE + 0x4000)
+
+/* Switch Configuration Registers - General */
+#define XRS_GENERAL (XRS_SWITCH_GEN_BASE + 0x10)
+#define XRS_GENERAL_TIME_TRAILER BIT(9)
+#define XRS_GENERAL_MOD_SYNC BIT(10)
+#define XRS_GENERAL_CUT_THRU BIT(13)
+#define XRS_GENERAL_CLR_MAC_TBL BIT(14)
+#define XRS_GENERAL_RESET BIT(15)
+#define XRS_MT_CLEAR_MASK (XRS_SWITCH_GEN_BASE + 0x12)
+#define XRS_ADDRESS_AGING (XRS_SWITCH_GEN_BASE + 0x20)
+#define XRS_TS_CTRL_TX (XRS_SWITCH_GEN_BASE + 0x28)
+#define XRS_TS_CTRL_RX (XRS_SWITCH_GEN_BASE + 0x2a)
+#define XRS_INT_MASK (XRS_SWITCH_GEN_BASE + 0x2c)
+#define XRS_INT_STATUS (XRS_SWITCH_GEN_BASE + 0x2e)
+#define XRS_MAC_TABLE0 (XRS_SWITCH_GEN_BASE + 0x200)
+#define XRS_MAC_TABLE1 (XRS_SWITCH_GEN_BASE + 0x202)
+#define XRS_MAC_TABLE2 (XRS_SWITCH_GEN_BASE + 0x204)
+#define XRS_MAC_TABLE3 (XRS_SWITCH_GEN_BASE + 0x206)
+
+/* Switch Configuration Registers - Frame Timestamp */
+#define XRS_TX_TS_NS_LO(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + 0x0)
+#define XRS_TX_TS_NS_HI(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + 0x2)
+#define XRS_TX_TS_S_LO(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + 0x4)
+#define XRS_TX_TS_S_HI(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + 0x6)
+#define XRS_TX_TS_HDR(t, h) (XRS_SWITCH_TS_BASE + 0x80 * (t) + \
+ 0x2 * (h) + 0xe)
+#define XRS_RX_TS_NS_LO(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + \
+ 0x200)
+#define XRS_RX_TS_NS_HI(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + \
+ 0x202)
+#define XRS_RX_TS_S_LO(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + \
+ 0x204)
+#define XRS_RX_TS_S_HI(t) (XRS_SWITCH_TS_BASE + 0x80 * (t) + \
+ 0x206)
+#define XRS_RX_TS_HDR(t, h) (XRS_SWITCH_TS_BASE + 0x80 * (t) + \
+ 0x2 * (h) + 0xe)
+
+/* Switch Configuration Registers - VLAN */
+#define XRS_VLAN(v) (XRS_SWITCH_VLAN_BASE + 0x2 * (v))
projects / users / dwmw2 / linux.git / commitdiff