X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Ftsec.c;h=25566a73387752285916f186029081e9e3a9532b;hb=f51697316ad53e99bf1be354964dacd9fed72a04;hp=2524e4f6d2b6644a3ec69cb7324f16d37b202e4c;hpb=ab07b6c221da99442b6c93986ca30607c6289bf0;p=oweals%2Fu-boot.git

diff --git a/drivers/tsec.c b/drivers/tsec.c
index 2524e4f6d2..25566a7338 100644
--- a/drivers/tsec.c
+++ b/drivers/tsec.c
@@ -5,7 +5,7 @@
  * terms of the GNU Public License, Version 2, incorporated
  * herein by reference.
  *
- * Copyright 2004 Freescale Semiconductor.
+ * Copyright 2004, 2007 Freescale Semiconductor, Inc.
  * (C) Copyright 2003, Motorola, Inc.
  * author Andy Fleming
  *
@@ -66,7 +66,11 @@ struct tsec_info_struct {
  */
 static struct tsec_info_struct tsec_info[] = {
 #if defined(CONFIG_MPC85XX_TSEC1) || defined(CONFIG_MPC83XX_TSEC1)
+#if defined(CONFIG_MPC8544DS)
+        {TSEC1_PHY_ADDR, TSEC_GIGABIT | TSEC_REDUCED, TSEC1_PHYIDX},
+#else
 	{TSEC1_PHY_ADDR, TSEC_GIGABIT, TSEC1_PHYIDX},
+#endif
 #elif defined(CONFIG_MPC86XX_TSEC1)
 	{TSEC1_PHY_ADDR, TSEC_GIGABIT | TSEC_REDUCED, TSEC1_PHYIDX},
 #else
@@ -381,6 +385,131 @@ uint mii_parse_sr(uint mii_reg, struct tsec_private * priv)
 	return 0;
 }
 
+/* Generic function which updates the speed and duplex.  If
+ * autonegotiation is enabled, it uses the AND of the link
+ * partner's advertised capabilities and our advertised
+ * capabilities.  If autonegotiation is disabled, we use the
+ * appropriate bits in the control register.
+ *
+ * Stolen from Linux's mii.c and phy_device.c
+ */
+uint mii_parse_link(uint mii_reg, struct tsec_private *priv)
+{
+	/* We're using autonegotiation */
+	if (mii_reg & PHY_BMSR_AUTN_ABLE) {
+		uint lpa = 0;
+		uint gblpa = 0;
+
+		/* Check for gigabit capability */
+		if (mii_reg & PHY_BMSR_EXT) {
+			/* We want a list of states supported by
+			 * both PHYs in the link
+			 */
+			gblpa = read_phy_reg(priv, PHY_1000BTSR);
+			gblpa &= read_phy_reg(priv, PHY_1000BTCR) << 2;
+		}
+
+		/* Set the baseline so we only have to set them
+		 * if they're different
+		 */
+		priv->speed = 10;
+		priv->duplexity = 0;
+
+		/* Check the gigabit fields */
+		if (gblpa & (PHY_1000BTSR_1000FD | PHY_1000BTSR_1000HD)) {
+			priv->speed = 1000;
+
+			if (gblpa & PHY_1000BTSR_1000FD)
+				priv->duplexity = 1;
+
+			/* We're done! */
+			return 0;
+		}
+
+		lpa = read_phy_reg(priv, PHY_ANAR);
+		lpa &= read_phy_reg(priv, PHY_ANLPAR);
+
+		if (lpa & (PHY_ANLPAR_TXFD | PHY_ANLPAR_TX)) {
+			priv->speed = 100;
+
+			if (lpa & PHY_ANLPAR_TXFD)
+				priv->duplexity = 1;
+
+		} else if (lpa & PHY_ANLPAR_10FD)
+			priv->duplexity = 1;
+	} else {
+		uint bmcr = read_phy_reg(priv, PHY_BMCR);
+
+		priv->speed = 10;
+		priv->duplexity = 0;
+
+		if (bmcr & PHY_BMCR_DPLX)
+			priv->duplexity = 1;
+
+		if (bmcr & PHY_BMCR_1000_MBPS)
+			priv->speed = 1000;
+		else if (bmcr & PHY_BMCR_100_MBPS)
+			priv->speed = 100;
+	}
+
+	return 0;
+}
+
+/*
+ * Parse the BCM54xx status register for speed and duplex information.
+ * The linux sungem_phy has this information, but in a table format.
+ */
+uint mii_parse_BCM54xx_sr(uint mii_reg, struct tsec_private *priv)
+{
+
+	switch((mii_reg & MIIM_BCM54xx_AUXSTATUS_LINKMODE_MASK) >> MIIM_BCM54xx_AUXSTATUS_LINKMODE_SHIFT){
+
+		case 1:
+			printf("Enet starting in 10BT/HD\n");
+			priv->duplexity = 0;
+			priv->speed = 10;
+			break;
+
+		case 2:
+			printf("Enet starting in 10BT/FD\n");
+			priv->duplexity = 1;
+			priv->speed = 10;
+			break;
+
+		case 3:
+			printf("Enet starting in 100BT/HD\n");
+			priv->duplexity = 0;
+			priv->speed = 100;
+			break;
+
+		case 5:
+			printf("Enet starting in 100BT/FD\n");
+			priv->duplexity = 1;
+			priv->speed = 100;
+			break;
+
+		case 6:
+			printf("Enet starting in 1000BT/HD\n");
+			priv->duplexity = 0;
+			priv->speed = 1000;
+			break;
+
+		case 7:
+			printf("Enet starting in 1000BT/FD\n");
+			priv->duplexity = 1;
+			priv->speed = 1000;
+			break;
+
+		default:
+			printf("Auto-neg error, defaulting to 10BT/HD\n");
+			priv->duplexity = 0;
+			priv->speed = 10;
+			break;
+	}
+
+	return 0;
+
+}
 /* Parse the 88E1011's status register for speed and duplex
  * information
  */
@@ -663,6 +792,7 @@ static void startup_tsec(struct eth_device *dev)
 	/* Start up the PHY */
 	if(priv->phyinfo)
 		phy_run_commands(priv, priv->phyinfo->startup);
+
 	adjust_link(dev);
 
 	/* Enable Transmit and Receive */
@@ -770,6 +900,34 @@ static void tsec_halt(struct eth_device *dev)
 		phy_run_commands(priv, priv->phyinfo->shutdown);
 }
 
+/* The 5411 id is 0x206070, the 5421 is 0x2060e0 */
+struct phy_info phy_info_BCM5461S = {
+	0x02060c1,	/* 5461 ID */
+	"Broadcom BCM5461S",
+	0, /* not clear to me what minor revisions we can shift away */
+	(struct phy_cmd[]) { /* config */
+		/* Reset and configure the PHY */
+		{MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
+		{MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL},
+		{MIIM_ANAR, MIIM_ANAR_INIT, NULL},
+		{MIIM_CONTROL, MIIM_CONTROL_RESET, NULL},
+		{MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
+		{miim_end,}
+	},
+	(struct phy_cmd[]) { /* startup */
+		/* Status is read once to clear old link state */
+		{MIIM_STATUS, miim_read, NULL},
+		/* Auto-negotiate */
+		{MIIM_STATUS, miim_read, &mii_parse_sr},
+		/* Read the status */
+		{MIIM_BCM54xx_AUXSTATUS, miim_read, &mii_parse_BCM54xx_sr},
+		{miim_end,}
+	},
+	(struct phy_cmd[]) { /* shutdown */
+		{miim_end,}
+	},
+};
+
 struct phy_info phy_info_M88E1011S = {
 	0x01410c6,
 	"Marvell 88E1011S",
@@ -1005,6 +1163,27 @@ struct phy_info phy_info_dm9161 = {
 			   {miim_end,}
 			   },
 };
+/* a generic flavor.  */
+struct phy_info phy_info_generic =  {
+	0,
+	"Unknown/Generic PHY",
+	32,
+	(struct phy_cmd[]) { /* config */
+		{PHY_BMCR, PHY_BMCR_RESET, NULL},
+		{PHY_BMCR, PHY_BMCR_AUTON|PHY_BMCR_RST_NEG, NULL},
+		{miim_end,}
+	},
+	(struct phy_cmd[]) { /* startup */
+		{PHY_BMSR, miim_read, NULL},
+		{PHY_BMSR, miim_read, &mii_parse_sr},
+		{PHY_BMSR, miim_read, &mii_parse_link},
+		{miim_end,}
+	},
+	(struct phy_cmd[]) { /* shutdown */
+		{miim_end,}
+	}
+};
+
 
 uint mii_parse_lxt971_sr2(uint mii_reg, struct tsec_private *priv)
 {
@@ -1112,6 +1291,7 @@ struct phy_info phy_info_dp83865 = {
 struct phy_info *phy_info[] = {
 	&phy_info_cis8204,
 	&phy_info_cis8201,
+	&phy_info_BCM5461S,
 	&phy_info_M88E1011S,
 	&phy_info_M88E1111S,
 	&phy_info_M88E1145,
@@ -1119,6 +1299,7 @@ struct phy_info *phy_info[] = {
 	&phy_info_lxt971,
 	&phy_info_VSC8244,
 	&phy_info_dp83865,
+	&phy_info_generic,
 	NULL
 };