Merge branch 'master' of git://www.denx.de/git/u-boot-microblaze

15 files changed, 152 insertions, 73 deletions

diff --git a/drivers/fpga/fpga.c b/drivers/fpga/fpga.c
index d94eb5cc25..7e2f3e17a7 100644
--- a/drivers/fpga/fpga.c
+++ b/drivers/fpga/fpga.c
@@ -120,7 +120,7 @@ static int fpga_dev_info(int devnum)
 }
 
 /*
- * fgpa_init is usually called from misc_init_r() and MUST be called
+ * fpga_init is usually called from misc_init_r() and MUST be called
  * before any of the other fpga functions are used.
  */
 void fpga_init(void)
diff --git a/drivers/gpio/zynq_gpio.c b/drivers/gpio/zynq_gpio.c
index 3a995f610c..4ab2356081 100644
--- a/drivers/gpio/zynq_gpio.c
+++ b/drivers/gpio/zynq_gpio.c
@@ -299,11 +299,33 @@ static int zynq_gpio_direction_output(struct udevice *dev, unsigned gpio,
 	return 0;
 }
 
+static int zynq_gpio_get_function(struct udevice *dev, unsigned offset)
+{
+	u32 reg;
+	unsigned int bank_num, bank_pin_num;
+	struct zynq_gpio_privdata *priv = dev_get_priv(dev);
+
+	if (check_gpio(offset, dev) < 0)
+		return -1;
+
+	zynq_gpio_get_bank_pin(offset, &bank_num, &bank_pin_num, dev);
+
+	/* set the GPIO pin as output */
+	reg = readl(priv->base + ZYNQ_GPIO_DIRM_OFFSET(bank_num));
+	reg &= BIT(bank_pin_num);
+	if (reg)
+		return GPIOF_OUTPUT;
+	else
+		return GPIOF_INPUT;
+}
+
 static const struct dm_gpio_ops gpio_zynq_ops = {
 	.direction_input	= zynq_gpio_direction_input,
 	.direction_output	= zynq_gpio_direction_output,
 	.get_value		= zynq_gpio_get_value,
 	.set_value		= zynq_gpio_set_value,
+	.get_function		= zynq_gpio_get_function,
+
 };
 
 static const struct udevice_id zynq_gpio_ids[] = {
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 4b2808eff0..9871cc3edd 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -84,11 +84,14 @@ static int bcm54xx_parse_status(struct phy_device *phydev)
 
 static int bcm54xx_startup(struct phy_device *phydev)
 {
+	int ret;
+
 	/* Read the Status (2x to make sure link is right) */
-	genphy_update_link(phydev);
-	bcm54xx_parse_status(phydev);
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
 
-	return 0;
+	return bcm54xx_parse_status(phydev);
 }
 
 /* Broadcom BCM5482S */
@@ -139,11 +142,14 @@ static int bcm5482_config(struct phy_device *phydev)
 
 static int bcm_cygnus_startup(struct phy_device *phydev)
 {
+	int ret;
+
 	/* Read the Status (2x to make sure link is right) */
-	genphy_update_link(phydev);
-	genphy_parse_link(phydev);
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
 
-	return 0;
+	return genphy_parse_link(phydev);
 }
 
 static int bcm_cygnus_config(struct phy_device *phydev)
@@ -239,17 +245,21 @@ static u32 bcm5482_parse_serdes_sr(struct phy_device *phydev)
  */
 static int bcm5482_startup(struct phy_device *phydev)
 {
+	int ret;
+
 	if (bcm5482_is_serdes(phydev)) {
 		bcm5482_parse_serdes_sr(phydev);
 		phydev->port = PORT_FIBRE;
-	} else {
-		/* Wait for auto-negotiation to complete or fail */
-		genphy_update_link(phydev);
-		/* Parse BCM54xx copper aux status register */
-		bcm54xx_parse_status(phydev);
+		return 0;
 	}
 
-	return 0;
+	/* Wait for auto-negotiation to complete or fail */
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	/* Parse BCM54xx copper aux status register */
+	return bcm54xx_parse_status(phydev);
 }
 
 static struct phy_driver BCM5461S_driver = {
diff --git a/drivers/net/phy/davicom.c b/drivers/net/phy/davicom.c
index 0c039fe79f..0a6e4107ba 100644
--- a/drivers/net/phy/davicom.c
+++ b/drivers/net/phy/davicom.c
@@ -60,10 +60,13 @@ static int dm9161_parse_status(struct phy_device *phydev)
 
 static int dm9161_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	dm9161_parse_status(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return dm9161_parse_status(phydev);
 }
 
 static struct phy_driver DM9161_driver = {
diff --git a/drivers/net/phy/et1011c.c b/drivers/net/phy/et1011c.c
index 70c15e2f20..2fe01327fa 100644
--- a/drivers/net/phy/et1011c.c
+++ b/drivers/net/phy/et1011c.c
@@ -79,9 +79,13 @@ static int et1011c_parse_status(struct phy_device *phydev)
 
 static int et1011c_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	et1011c_parse_status(phydev);
-	return 0;
+	int ret;
+
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return et1011c_parse_status(phydev);
 }
 
 static struct phy_driver et1011c_driver = {
diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c
index 91838ce5ea..9abc2a84f9 100644
--- a/drivers/net/phy/lxt.c
+++ b/drivers/net/phy/lxt.c
@@ -49,10 +49,13 @@ static int lxt971_parse_status(struct phy_device *phydev)
 
 static int lxt971_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	lxt971_parse_status(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return lxt971_parse_status(phydev);
 }
 
 static struct phy_driver LXT971_driver = {
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index b8b1157a0a..d2e68d492a 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -103,7 +103,7 @@ static int m88e1011s_config(struct phy_device *phydev)
 /* Parse the 88E1011's status register for speed and duplex
  * information
  */
-static uint m88e1xxx_parse_status(struct phy_device *phydev)
+static int m88e1xxx_parse_status(struct phy_device *phydev)
 {
 	unsigned int speed;
 	unsigned int mii_reg;
@@ -120,7 +120,7 @@ static uint m88e1xxx_parse_status(struct phy_device *phydev)
 			if (i > PHY_AUTONEGOTIATE_TIMEOUT) {
 				puts(" TIMEOUT !\n");
 				phydev->link = 0;
-				break;
+				return -ETIMEDOUT;
 			}
 
 			if ((i++ % 1000) == 0)
@@ -162,10 +162,13 @@ static uint m88e1xxx_parse_status(struct phy_device *phydev)
 
 static int m88e1011s_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	m88e1xxx_parse_status(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return m88e1xxx_parse_status(phydev);
 }
 
 /* Marvell 88E1111S */
@@ -349,22 +352,21 @@ static int m88e1118_config(struct phy_device *phydev)
 	/* Change Page Number */
 	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x0000);
 
-	genphy_config_aneg(phydev);
-
-	phy_reset(phydev);
-
-	return 0;
+	return genphy_config_aneg(phydev);
 }
 
 static int m88e1118_startup(struct phy_device *phydev)
 {
+	int ret;
+
 	/* Change Page Number */
 	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1118_PHY_PAGE, 0x0000);
 
-	genphy_update_link(phydev);
-	m88e1xxx_parse_status(phydev);
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
 
-	return 0;
+	return m88e1xxx_parse_status(phydev);
 }
 
 /* Marvell 88E1121R */
@@ -421,12 +423,15 @@ static int m88e1145_config(struct phy_device *phydev)
 
 static int m88e1145_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
+	int ret;
+
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
 	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1145_PHY_LED_CONTROL,
 			MIIM_88E1145_PHY_LED_DIRECT);
-	m88e1xxx_parse_status(phydev);
-
-	return 0;
+	return m88e1xxx_parse_status(phydev);
 }
 
 /* Marvell 88E1149S */
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 8fcf737cb8..b08788a2b0 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -181,7 +181,12 @@ static struct phy_driver KS8721_driver = {
 static int ksz90xx_startup(struct phy_device *phydev)
 {
 	unsigned phy_ctl;
-	genphy_update_link(phydev);
+	int ret;
+
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
 	phy_ctl = phy_read(phydev, MDIO_DEVAD_NONE, MII_KSZ90xx_PHY_CTL);
 
 	if (phy_ctl & MIIM_KSZ90xx_PHYCTL_DUPLEX)
diff --git a/drivers/net/phy/natsemi.c b/drivers/net/phy/natsemi.c
index d2e4c3c487..1592e9b7b9 100644
--- a/drivers/net/phy/natsemi.c
+++ b/drivers/net/phy/natsemi.c
@@ -93,10 +93,13 @@ static int dp83865_parse_status(struct phy_device *phydev)
 
 static int dp83865_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	dp83865_parse_status(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return dp83865_parse_status(phydev);
 }
 
 
@@ -134,10 +137,13 @@ static int dp83848_parse_status(struct phy_device *phydev)
 
 static int dp83848_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	dp83848_parse_status(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return dp83848_parse_status(phydev);
 }
 
 static struct phy_driver DP83848_driver = {
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 23c82bb36e..4b6c09f88e 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -248,7 +248,7 @@ int genphy_update_link(struct phy_device *phydev)
 			if (i > PHY_ANEG_TIMEOUT) {
 				printf(" TIMEOUT !\n");
 				phydev->link = 0;
-				return 0;
+				return -ETIMEDOUT;
 			}
 
 			if (ctrlc()) {
@@ -431,10 +431,13 @@ int genphy_config(struct phy_device *phydev)
 
 int genphy_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	genphy_parse_link(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return genphy_parse_link(phydev);
 }
 
 int genphy_shutdown(struct phy_device *phydev)
@@ -876,9 +879,7 @@ __weak int board_phy_config(struct phy_device *phydev)
 int phy_config(struct phy_device *phydev)
 {
 	/* Invoke an optional board-specific helper */
-	board_phy_config(phydev);
-
-	return 0;
+	return board_phy_config(phydev);
 }
 
 int phy_shutdown(struct phy_device *phydev)
diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index 9d7f55bdae..7a99cb0234 100644
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -208,28 +208,38 @@ static int rtl8211f_parse_status(struct phy_device *phydev)
 
 static int rtl8211x_startup(struct phy_device *phydev)
 {
+	int ret;
+
 	/* Read the Status (2x to make sure link is right) */
-	genphy_update_link(phydev);
-	rtl8211x_parse_status(phydev);
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
 
-	return 0;
+	return rtl8211x_parse_status(phydev);
 }
 
 static int rtl8211e_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	genphy_parse_link(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return genphy_parse_link(phydev);
 }
 
 static int rtl8211f_startup(struct phy_device *phydev)
 {
+	int ret;
+
+	/* Read the Status (2x to make sure link is right) */
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
 	/* Read the Status (2x to make sure link is right) */
-	genphy_update_link(phydev);
-	rtl8211f_parse_status(phydev);
 
-	return 0;
+	return rtl8211f_parse_status(phydev);
 }
 
 /* Support for RTL8211B PHY */
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index 34986a29fc..313fcdfdc5 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -34,9 +34,13 @@ static int smsc_parse_status(struct phy_device *phydev)
 
 static int smsc_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	smsc_parse_status(phydev);
-	return 0;
+	int ret;
+
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return smsc_parse_status(phydev);
 }
 
 static struct phy_driver lan8700_driver = {
diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c
index 941d0760b5..2635b821e9 100644
--- a/drivers/net/phy/vitesse.c
+++ b/drivers/net/phy/vitesse.c
@@ -112,10 +112,12 @@ static int vitesse_parse_status(struct phy_device *phydev)
 
 static int vitesse_startup(struct phy_device *phydev)
 {
-	genphy_update_link(phydev);
-	vitesse_parse_status(phydev);
+	int ret;
 
-	return 0;
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+	return vitesse_parse_status(phydev);
 }
 
 static int cis8204_config(struct phy_device *phydev)
diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c
index 5862bf0a7e..7b85aa0463 100644
--- a/drivers/net/xilinx_emaclite.c
+++ b/drivers/net/xilinx_emaclite.c
@@ -250,7 +250,7 @@ static void emaclite_stop(struct udevice *dev)
 
 static int setup_phy(struct udevice *dev)
 {
-	int i;
+	int i, ret;
 	u16 phyreg;
 	struct xemaclite *emaclite = dev_get_priv(dev);
 	struct phy_device *phydev;
@@ -302,7 +302,9 @@ static int setup_phy(struct udevice *dev)
 	phydev->advertising = supported;
 	emaclite->phydev = phydev;
 	phy_config(phydev);
-	phy_startup(phydev);
+	ret = phy_startup(phydev);
+	if (ret)
+		return ret;
 
 	if (!phydev->link) {
 		printf("%s: No link.\n", phydev->dev->name);
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index aec8077f10..4d9c296c0b 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -352,14 +352,14 @@ static int zynq_phy_init(struct udevice *dev)
 	priv->phydev->supported = supported | ADVERTISED_Pause |
 				  ADVERTISED_Asym_Pause;
 	priv->phydev->advertising = priv->phydev->supported;
-	phy_config(priv->phydev);
 
-	return 0;
+	return phy_config(priv->phydev);
 }
 
 static int zynq_gem_init(struct udevice *dev)
 {
 	u32 i, nwconfig;
+	int ret;
 	unsigned long clk_rate = 0;
 	struct zynq_gem_priv *priv = dev_get_priv(dev);
 	struct zynq_gem_regs *regs = priv->iobase;
@@ -427,7 +427,9 @@ static int zynq_gem_init(struct udevice *dev)
 		priv->init++;
 	}
 
-	phy_startup(priv->phydev);
+	ret = phy_startup(priv->phydev);
+	if (ret)
+		return ret;
 
 	if (!priv->phydev->link) {
 		printf("%s: No link.\n", priv->phydev->dev->name);