X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fcpsw.c;h=bd5fba21cee5651ef3c8d9bb830fab2f6475ef3d;hb=a354ddc3d7412c6d7cc702de60be32e580ccf348;hp=af3d8593eb6933e42207717913f6b27fc31ec8d8;hpb=2b62997ce931494da3f5836899a91ae3909a0c0c;p=oweals%2Fu-boot.git

diff --git a/drivers/net/cpsw.c b/drivers/net/cpsw.c
index af3d8593eb..bd5fba21ce 100644
--- a/drivers/net/cpsw.c
+++ b/drivers/net/cpsw.c
@@ -24,6 +24,7 @@
 #include <asm/errno.h>
 #include <asm/io.h>
 #include <phy.h>
+#include <asm/arch/cpu.h>
 
 #define BITMASK(bits)		(BIT(bits) - 1)
 #define PHY_REG_MASK		0x1f
@@ -50,8 +51,6 @@
 #define CPDMA_RXCP_VER1		0x160
 #define CPDMA_RXCP_VER2		0x260
 
-#define CPDMA_RAM_ADDR		0x4a102000
-
 /* Descriptor mode bits */
 #define CPDMA_DESC_SOP		BIT(31)
 #define CPDMA_DESC_EOP		BIT(30)
@@ -108,7 +107,13 @@ struct cpsw_slave_regs {
 	u32	flow_thresh;
 	u32	port_vlan;
 	u32	tx_pri_map;
+#ifdef CONFIG_AM33XX
 	u32	gap_thresh;
+#elif defined(CONFIG_TI814X)
+	u32	ts_ctl;
+	u32	ts_seq_ltype;
+	u32	ts_vlan;
+#endif
 	u32	sa_lo;
 	u32	sa_hi;
 };
@@ -227,6 +232,9 @@ struct cpsw_priv {
 	struct cpsw_slave		*slaves;
 	struct phy_device		*phydev;
 	struct mii_dev			*bus;
+
+	u32				mdio_link;
+	u32				phy_mask;
 };
 
 static inline int cpsw_ale_get_field(u32 *ale_entry, u32 start, u32 bits)
@@ -479,7 +487,7 @@ static inline void wait_for_idle(void)
 static int cpsw_mdio_read(struct mii_dev *bus, int phy_id,
 				int dev_addr, int phy_reg)
 {
-	unsigned short data;
+	int data;
 	u32 reg;
 
 	if (phy_reg & ~PHY_REG_MASK || phy_id & ~PHY_ID_MASK)
@@ -560,9 +568,14 @@ static void cpsw_set_slave_mac(struct cpsw_slave *slave,
 static void cpsw_slave_update_link(struct cpsw_slave *slave,
 				   struct cpsw_priv *priv, int *link)
 {
-	struct phy_device *phy = priv->phydev;
+	struct phy_device *phy;
 	u32 mac_control = 0;
 
+	phy = priv->phydev;
+
+	if (!phy)
+		return;
+
 	phy_startup(phy);
 	*link = phy->link;
 
@@ -598,10 +611,21 @@ static int cpsw_update_link(struct cpsw_priv *priv)
 
 	for_each_slave(slave, priv)
 		cpsw_slave_update_link(slave, priv, &link);
-
+	priv->mdio_link = readl(&mdio_regs->link);
 	return link;
 }
 
+static int cpsw_check_link(struct cpsw_priv *priv)
+{
+	u32 link = 0;
+
+	link = __raw_readl(&mdio_regs->link) & priv->phy_mask;
+	if ((link) && (link == priv->mdio_link))
+		return 1;
+
+	return cpsw_update_link(priv);
+}
+
 static inline u32  cpsw_get_slave_port(struct cpsw_priv *priv, u32 slave_num)
 {
 	if (priv->host_port == 0)
@@ -631,6 +655,8 @@ static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_priv *priv)
 	cpsw_ale_port_state(priv, slave_port, ALE_PORT_STATE_FORWARD);
 
 	cpsw_ale_add_mcast(priv, NetBcastAddr, 1 << slave_port);
+
+	priv->phy_mask |= 1 << slave->data->phy_addr;
 }
 
 static struct cpdma_desc *cpdma_desc_alloc(struct cpsw_priv *priv)
@@ -751,6 +777,7 @@ static int cpsw_init(struct eth_device *dev, bd_t *bis)
 
 	/* enable statistics collection only on the host port */
 	__raw_writel(BIT(priv->host_port), &priv->regs->stat_port_en);
+	__raw_writel(0x7, &priv->regs->stat_port_en);
 
 	cpsw_ale_port_state(priv, priv->host_port, ALE_PORT_STATE_FORWARD);
 
@@ -862,7 +889,7 @@ static int cpsw_send(struct eth_device *dev, void *packet, int length)
 	int len;
 	int timeout = CPDMA_TIMEOUT;
 
-	if (!cpsw_update_link(priv))
+	if (!cpsw_check_link(priv))
 		return -EIO;
 
 	flush_dcache_range((unsigned long)packet,
@@ -887,7 +914,7 @@ static int cpsw_recv(struct eth_device *dev)
 	void *buffer;
 	int len;
 
-	cpsw_update_link(priv);
+	cpsw_check_link(priv);
 
 	while (cpdma_process(priv, &priv->rx_chan, &buffer, &len) >= 0) {
 		invalidate_dcache_range((unsigned long)buffer,
@@ -914,13 +941,15 @@ static int cpsw_phy_init(struct eth_device *dev, struct cpsw_slave *slave)
 {
 	struct cpsw_priv *priv = (struct cpsw_priv *)dev->priv;
 	struct phy_device *phydev;
-	u32 supported = (SUPPORTED_10baseT_Half |
-			SUPPORTED_10baseT_Full |
-			SUPPORTED_100baseT_Half |
-			SUPPORTED_100baseT_Full |
-			SUPPORTED_1000baseT_Full);
+	u32 supported = PHY_GBIT_FEATURES;
+
+	phydev = phy_connect(priv->bus,
+			slave->data->phy_addr,
+			dev,
+			slave->data->phy_if);
 
-	phydev = phy_connect(priv->bus, 0, dev, slave->data->phy_if);
+	if (!phydev)
+		return -1;
 
 	phydev->supported &= supported;
 	phydev->advertising = phydev->supported;
@@ -958,12 +987,12 @@ int cpsw_register(struct cpsw_platform_data *data)
 		return -ENOMEM;
 	}
 
-	priv->descs		= (void *)CPDMA_RAM_ADDR;
 	priv->host_port		= data->host_port_num;
 	priv->regs		= regs;
 	priv->host_port_regs	= regs + data->host_port_reg_ofs;
 	priv->dma_regs		= regs + data->cpdma_reg_ofs;
 	priv->ale_regs		= regs + data->ale_reg_ofs;
+	priv->descs		= (void *)regs + data->bd_ram_ofs;
 
 	int idx = 0;