dev_notice(priv->dev, format, ## __VA_ARGS__); \
} while (0)
+#define ALE_ALL_PORTS 0x7
+
#define CPSW_MAJOR_VERSION(reg) (reg >> 8 & 0x7)
#define CPSW_MINOR_VERSION(reg) (reg & 0xff)
#define CPSW_RTL_VERSION(reg) ((reg >> 11) & 0x1f)
+#define CPSW_VERSION_1 0x19010a
+#define CPSW_VERSION_2 0x19010c
#define CPDMA_RXTHRESH 0x0c0
#define CPDMA_RXFREE 0x0e0
#define CPDMA_TXHDP 0x00
module_param(rx_packet_max, int, 0);
MODULE_PARM_DESC(rx_packet_max, "maximum receive packet size (bytes)");
-struct cpsw_ss_regs {
+struct cpsw_wr_regs {
u32 id_ver;
u32 soft_reset;
u32 control;
u32 misc_en;
};
-struct cpsw_regs {
+struct cpsw_ss_regs {
u32 id_ver;
u32 control;
u32 soft_reset;
u32 stat_port_en;
u32 ptype;
+ u32 soft_idle;
+ u32 thru_rate;
+ u32 gap_thresh;
+ u32 tx_start_wds;
+ u32 flow_control;
+ u32 vlan_ltype;
+ u32 ts_ltype;
+ u32 dlr_ltype;
};
-struct cpsw_slave_regs {
- u32 max_blks;
- u32 blk_cnt;
- u32 flow_thresh;
- u32 port_vlan;
- u32 tx_pri_map;
- u32 ts_ctl;
- u32 ts_seq_ltype;
- u32 ts_vlan;
- u32 sa_lo;
- u32 sa_hi;
-};
+/* CPSW_PORT_V1 */
+#define CPSW1_MAX_BLKS 0x00 /* Maximum FIFO Blocks */
+#define CPSW1_BLK_CNT 0x04 /* FIFO Block Usage Count (Read Only) */
+#define CPSW1_TX_IN_CTL 0x08 /* Transmit FIFO Control */
+#define CPSW1_PORT_VLAN 0x0c /* VLAN Register */
+#define CPSW1_TX_PRI_MAP 0x10 /* Tx Header Priority to Switch Pri Mapping */
+#define CPSW1_TS_CTL 0x14 /* Time Sync Control */
+#define CPSW1_TS_SEQ_LTYPE 0x18 /* Time Sync Sequence ID Offset and Msg Type */
+#define CPSW1_TS_VLAN 0x1c /* Time Sync VLAN1 and VLAN2 */
+
+/* CPSW_PORT_V2 */
+#define CPSW2_CONTROL 0x00 /* Control Register */
+#define CPSW2_MAX_BLKS 0x08 /* Maximum FIFO Blocks */
+#define CPSW2_BLK_CNT 0x0c /* FIFO Block Usage Count (Read Only) */
+#define CPSW2_TX_IN_CTL 0x10 /* Transmit FIFO Control */
+#define CPSW2_PORT_VLAN 0x14 /* VLAN Register */
+#define CPSW2_TX_PRI_MAP 0x18 /* Tx Header Priority to Switch Pri Mapping */
+#define CPSW2_TS_SEQ_MTYPE 0x1c /* Time Sync Sequence ID Offset and Msg Type */
+
+/* CPSW_PORT_V1 and V2 */
+#define SA_LO 0x20 /* CPGMAC_SL Source Address Low */
+#define SA_HI 0x24 /* CPGMAC_SL Source Address High */
+#define SEND_PERCENT 0x28 /* Transmit Queue Send Percentages */
+
+/* CPSW_PORT_V2 only */
+#define RX_DSCP_PRI_MAP0 0x30 /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP1 0x34 /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP2 0x38 /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP3 0x3c /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP4 0x40 /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP5 0x44 /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP6 0x48 /* Rx DSCP Priority to Rx Packet Mapping */
+#define RX_DSCP_PRI_MAP7 0x4c /* Rx DSCP Priority to Rx Packet Mapping */
+
+/* Bit definitions for the CPSW2_CONTROL register */
+#define PASS_PRI_TAGGED (1<<24) /* Pass Priority Tagged */
+#define VLAN_LTYPE2_EN (1<<21) /* VLAN LTYPE 2 enable */
+#define VLAN_LTYPE1_EN (1<<20) /* VLAN LTYPE 1 enable */
+#define DSCP_PRI_EN (1<<16) /* DSCP Priority Enable */
+#define TS_320 (1<<14) /* Time Sync Dest Port 320 enable */
+#define TS_319 (1<<13) /* Time Sync Dest Port 319 enable */
+#define TS_132 (1<<12) /* Time Sync Dest IP Addr 132 enable */
+#define TS_131 (1<<11) /* Time Sync Dest IP Addr 131 enable */
+#define TS_130 (1<<10) /* Time Sync Dest IP Addr 130 enable */
+#define TS_129 (1<<9) /* Time Sync Dest IP Addr 129 enable */
+#define TS_BIT8 (1<<8) /* ts_ttl_nonzero? */
+#define TS_ANNEX_D_EN (1<<4) /* Time Sync Annex D enable */
+#define TS_LTYPE2_EN (1<<3) /* Time Sync LTYPE 2 enable */
+#define TS_LTYPE1_EN (1<<2) /* Time Sync LTYPE 1 enable */
+#define TS_TX_EN (1<<1) /* Time Sync Transmit Enable */
+#define TS_RX_EN (1<<0) /* Time Sync Receive Enable */
+
+#define CTRL_TS_BITS \
+ (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 | TS_BIT8 | \
+ TS_ANNEX_D_EN | TS_LTYPE1_EN)
+
+#define CTRL_ALL_TS_MASK (CTRL_TS_BITS | TS_TX_EN | TS_RX_EN)
+#define CTRL_TX_TS_BITS (CTRL_TS_BITS | TS_TX_EN)
+#define CTRL_RX_TS_BITS (CTRL_TS_BITS | TS_RX_EN)
+
+/* Bit definitions for the CPSW2_TS_SEQ_MTYPE register */
+#define TS_SEQ_ID_OFFSET_SHIFT (16) /* Time Sync Sequence ID Offset */
+#define TS_SEQ_ID_OFFSET_MASK (0x3f)
+#define TS_MSG_TYPE_EN_SHIFT (0) /* Time Sync Message Type Enable */
+#define TS_MSG_TYPE_EN_MASK (0xffff)
+
+/* The PTP event messages - Sync, Delay_Req, Pdelay_Req, and Pdelay_Resp. */
+#define EVENT_MSG_BITS ((1<<0) | (1<<1) | (1<<2) | (1<<3))
struct cpsw_host_regs {
u32 max_blks;
};
struct cpsw_slave {
- struct cpsw_slave_regs __iomem *regs;
+ void __iomem *regs;
struct cpsw_sliver_regs __iomem *sliver;
int slave_num;
u32 mac_control;
struct phy_device *phy;
};
+static inline u32 slave_read(struct cpsw_slave *slave, u32 offset)
+{
+ return __raw_readl(slave->regs + offset);
+}
+
+static inline void slave_write(struct cpsw_slave *slave, u32 val, u32 offset)
+{
+ __raw_writel(val, slave->regs + offset);
+}
+
struct cpsw_priv {
spinlock_t lock;
struct platform_device *pdev;
struct napi_struct napi;
struct device *dev;
struct cpsw_platform_data data;
- struct cpsw_regs __iomem *regs;
- struct cpsw_ss_regs __iomem *ss_regs;
+ struct cpsw_ss_regs __iomem *regs;
+ struct cpsw_wr_regs __iomem *wr_regs;
struct cpsw_host_regs __iomem *host_port_regs;
u32 msg_enable;
+ u32 version;
struct net_device_stats stats;
int rx_packet_max;
int host_port;
(func)((priv)->slaves + idx, ##arg); \
} while (0)
+static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
+{
+ struct cpsw_priv *priv = netdev_priv(ndev);
+
+ if (ndev->flags & IFF_PROMISC) {
+ /* Enable promiscuous mode */
+ dev_err(priv->dev, "Ignoring Promiscuous mode\n");
+ return;
+ }
+
+ /* Clear all mcast from ALE */
+ cpsw_ale_flush_multicast(priv->ale, ALE_ALL_PORTS << priv->host_port);
+
+ if (!netdev_mc_empty(ndev)) {
+ struct netdev_hw_addr *ha;
+
+ /* program multicast address list into ALE register */
+ netdev_for_each_mc_addr(ha, ndev) {
+ cpsw_ale_add_mcast(priv->ale, (u8 *)ha->addr,
+ ALE_ALL_PORTS << priv->host_port, 0, 0);
+ }
+ }
+}
+
static void cpsw_intr_enable(struct cpsw_priv *priv)
{
- __raw_writel(0xFF, &priv->ss_regs->tx_en);
- __raw_writel(0xFF, &priv->ss_regs->rx_en);
+ __raw_writel(0xFF, &priv->wr_regs->tx_en);
+ __raw_writel(0xFF, &priv->wr_regs->rx_en);
cpdma_ctlr_int_ctrl(priv->dma, true);
return;
static void cpsw_intr_disable(struct cpsw_priv *priv)
{
- __raw_writel(0, &priv->ss_regs->tx_en);
- __raw_writel(0, &priv->ss_regs->rx_en);
+ __raw_writel(0, &priv->wr_regs->tx_en);
+ __raw_writel(0, &priv->wr_regs->rx_en);
cpdma_ctlr_int_ctrl(priv->dma, false);
return;
static void cpsw_set_slave_mac(struct cpsw_slave *slave,
struct cpsw_priv *priv)
{
- __raw_writel(mac_hi(priv->mac_addr), &slave->regs->sa_hi);
- __raw_writel(mac_lo(priv->mac_addr), &slave->regs->sa_lo);
+ slave_write(slave, mac_hi(priv->mac_addr), SA_HI);
+ slave_write(slave, mac_lo(priv->mac_addr), SA_LO);
}
static void _cpsw_adjust_link(struct cpsw_slave *slave,
/* setup priority mapping */
__raw_writel(RX_PRIORITY_MAPPING, &slave->sliver->rx_pri_map);
- __raw_writel(TX_PRIORITY_MAPPING, &slave->regs->tx_pri_map);
+
+ switch (priv->version) {
+ case CPSW_VERSION_1:
+ slave_write(slave, TX_PRIORITY_MAPPING, CPSW1_TX_PRI_MAP);
+ break;
+ case CPSW_VERSION_2:
+ slave_write(slave, TX_PRIORITY_MAPPING, CPSW2_TX_PRI_MAP);
+ break;
+ }
/* setup max packet size, and mac address */
__raw_writel(priv->rx_packet_max, &slave->sliver->rx_maxlen);
pm_runtime_get_sync(&priv->pdev->dev);
reg = __raw_readl(&priv->regs->id_ver);
+ priv->version = reg;
dev_info(priv->dev, "initializing cpsw version %d.%d (%d)\n",
CPSW_MAJOR_VERSION(reg), CPSW_MINOR_VERSION(reg),
.ndo_change_mtu = eth_change_mtu,
.ndo_tx_timeout = cpsw_ndo_tx_timeout,
.ndo_get_stats = cpsw_ndo_get_stats,
+ .ndo_set_rx_mode = cpsw_ndo_set_rx_mode,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = cpsw_ndo_poll_controller,
#endif
dev_err(priv->dev, "unable to map i/o region\n");
goto clean_cpsw_ss_iores_ret;
}
- priv->ss_regs = regs;
+ priv->wr_regs = regs;
for_each_slave(priv, cpsw_slave_init, priv);