[U-Boot] [PATCH V2 06/24] SPEAr: Add interface information in initialization
Amit Virdi
amit.virdi at st.com
Fri Mar 30 08:54:54 CEST 2012
From: Vipin Kumar <vipin.kumar at st.com>
Few Designware peripheral registers need to be modified based on the
ethernet interface selected by the board. This patch supports interface
information in ethernet driver
Signed-off-by: Vipin Kumar <vipin.kumar at st.com>
Signed-off-by: Amit Virdi <amit.virdi at st.com>
---
board/spear/spear300/spear300.c | 11 ++++++++---
board/spear/spear310/spear310.c | 23 +++++++++++++----------
board/spear/spear320/spear320.c | 22 ++++++++++++++++++----
board/spear/spear600/spear600.c | 14 +++++++++++---
drivers/net/designware.c | 10 +++++++++-
drivers/net/designware.h | 1 +
include/netdev.h | 2 +-
7 files changed, 61 insertions(+), 22 deletions(-)
diff --git a/board/spear/spear300/spear300.c b/board/spear/spear300/spear300.c
index 3f7ccb8..bf3bbc5 100644
--- a/board/spear/spear300/spear300.c
+++ b/board/spear/spear300/spear300.c
@@ -22,6 +22,7 @@
*/
#include <common.h>
+#include <miiphy.h>
#include <netdev.h>
#include <nand.h>
#include <asm/io.h>
@@ -61,9 +62,13 @@ int board_nand_init(struct nand_chip *nand)
int board_eth_init(bd_t *bis)
{
+ int ret = 0;
+
#if defined(CONFIG_DESIGNWARE_ETH)
- return designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY);
-#else
- return -1;
+ u32 interface = PHY_INTERFACE_MODE_MII;
+ if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY,
+ interface) >= 0)
+ ret++;
#endif
+ return ret;
}
diff --git a/board/spear/spear310/spear310.c b/board/spear/spear310/spear310.c
index f74bbac..107b34b 100644
--- a/board/spear/spear310/spear310.c
+++ b/board/spear/spear310/spear310.c
@@ -23,6 +23,7 @@
*/
#include <common.h>
+#include <miiphy.h>
#include <netdev.h>
#include <nand.h>
#include <asm/io.h>
@@ -65,25 +66,27 @@ int board_eth_init(bd_t *bis)
int ret = 0;
#if defined(CONFIG_DESIGNWARE_ETH)
- if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY) < 0)
- ret += -1;
+ u32 interface = PHY_INTERFACE_MODE_MII;
+ if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY,
+ interface) >= 0)
+ ret++;
#endif
#if defined(CONFIG_MACB)
if (macb_eth_initialize(0, (void *)CONFIG_SYS_MACB0_BASE,
- CONFIG_MACB0_PHY) < 0)
- ret += -1;
+ CONFIG_MACB0_PHY) >= 0)
+ ret++;
if (macb_eth_initialize(1, (void *)CONFIG_SYS_MACB1_BASE,
- CONFIG_MACB1_PHY) < 0)
- ret += -1;
+ CONFIG_MACB1_PHY) >= 0)
+ ret++;
if (macb_eth_initialize(2, (void *)CONFIG_SYS_MACB2_BASE,
- CONFIG_MACB2_PHY) < 0)
- ret += -1;
+ CONFIG_MACB2_PHY) >= 0)
+ ret++;
if (macb_eth_initialize(3, (void *)CONFIG_SYS_MACB3_BASE,
- CONFIG_MACB3_PHY) < 0)
- ret += -1;
+ CONFIG_MACB3_PHY) >= 0)
+ ret++;
#endif
return ret;
}
diff --git a/board/spear/spear320/spear320.c b/board/spear/spear320/spear320.c
index adddfd1..ffe11ad 100644
--- a/board/spear/spear320/spear320.c
+++ b/board/spear/spear320/spear320.c
@@ -23,6 +23,7 @@
*/
#include <common.h>
+#include <miiphy.h>
#include <netdev.h>
#include <nand.h>
#include <asm/io.h>
@@ -31,8 +32,18 @@
#include <asm/arch/spr_defs.h>
#include <asm/arch/spr_misc.h>
+#define PLGPIO_SEL_36 0xb3000028
+#define PLGPIO_IO_36 0xb3000038
+
+static void spear_phy_reset(void)
+{
+ writel(0x10, PLGPIO_IO_36);
+ writel(0x10, PLGPIO_SEL_36);
+}
+
int board_init(void)
{
+ spear_phy_reset();
return spear_board_init(MACH_TYPE_SPEAR320);
}
@@ -63,14 +74,17 @@ int board_nand_init(struct nand_chip *nand)
int board_eth_init(bd_t *bis)
{
int ret = 0;
+
#if defined(CONFIG_DESIGNWARE_ETH)
- if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY) < 0)
- ret += -1;
+ u32 interface = PHY_INTERFACE_MODE_MII;
+ if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY,
+ interface) >= 0)
+ ret++;
#endif
#if defined(CONFIG_MACB)
if (macb_eth_initialize(0, (void *)CONFIG_SYS_MACB0_BASE,
- CONFIG_MACB0_PHY) < 0)
- ret += -1;
+ CONFIG_MACB0_PHY) >= 0)
+ ret++;
#endif
return ret;
}
diff --git a/board/spear/spear600/spear600.c b/board/spear/spear600/spear600.c
index 5a32b7f..f592233 100644
--- a/board/spear/spear600/spear600.c
+++ b/board/spear/spear600/spear600.c
@@ -22,6 +22,7 @@
*/
#include <common.h>
+#include <miiphy.h>
#include <netdev.h>
#include <nand.h>
#include <asm/io.h>
@@ -56,9 +57,16 @@ int board_nand_init(struct nand_chip *nand)
int board_eth_init(bd_t *bis)
{
+ int ret = 0;
+
#if defined(CONFIG_DESIGNWARE_ETH)
- return designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY);
-#else
- return -1;
+ u32 interface = PHY_INTERFACE_MODE_MII;
+#if defined(CONFIG_DW_AUTONEG)
+ interface = PHY_INTERFACE_MODE_GMII;
+#endif
+ if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY,
+ interface) >= 0)
+ ret++;
#endif
+ return ret;
}
diff --git a/drivers/net/designware.c b/drivers/net/designware.c
index e8e669b..e263022 100644
--- a/drivers/net/designware.c
+++ b/drivers/net/designware.c
@@ -171,6 +171,13 @@ static int dw_eth_init(struct eth_device *dev, bd_t *bis)
if (priv->speed != SPEED_1000M)
conf |= MII_PORTSELECT;
+ if ((priv->interface != PHY_INTERFACE_MODE_MII) &&
+ (priv->interface != PHY_INTERFACE_MODE_GMII)) {
+
+ if (priv->speed == SPEED_100M)
+ conf |= FES_100;
+ }
+
if (priv->duplex == FULL_DUPLEX)
conf |= FULLDPLXMODE;
@@ -532,7 +539,7 @@ static int dw_mii_write(const char *devname, u8 addr, u8 reg, u16 val)
}
#endif
-int designware_initialize(u32 id, ulong base_addr, u32 phy_addr)
+int designware_initialize(u32 id, ulong base_addr, u32 phy_addr, u32 interface)
{
struct eth_device *dev;
struct dw_eth_dev *priv;
@@ -566,6 +573,7 @@ int designware_initialize(u32 id, ulong base_addr, u32 phy_addr)
DW_DMA_BASE_OFFSET);
priv->address = phy_addr;
priv->phy_configured = 0;
+ priv->interface = interface;
if (mac_reset(dev) < 0)
return -1;
diff --git a/drivers/net/designware.h b/drivers/net/designware.h
index abf729d..40020bf 100644
--- a/drivers/net/designware.h
+++ b/drivers/net/designware.h
@@ -234,6 +234,7 @@ struct dmamacdescr {
struct dw_eth_dev {
u32 address;
+ u32 interface;
u32 speed;
u32 duplex;
u32 tx_currdescnum;
diff --git a/include/netdev.h b/include/netdev.h
index b0c21d5..bad1eaf 100644
--- a/include/netdev.h
+++ b/include/netdev.h
@@ -52,7 +52,7 @@ int calxedaxgmac_initialize(u32 id, ulong base_addr);
int cs8900_initialize(u8 dev_num, int base_addr);
int davinci_emac_initialize(void);
int dc21x4x_initialize(bd_t *bis);
-int designware_initialize(u32 id, ulong base_addr, u32 phy_addr);
+int designware_initialize(u32 id, ulong base_addr, u32 phy_addr, u32 interface);
int dm9000_initialize(bd_t *bis);
int dnet_eth_initialize(int id, void *regs, unsigned int phy_addr);
int e1000_initialize(bd_t *bis);
--
1.7.2.2
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