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authorDavid Anders <dave123@abcsinc.com>2006-02-10 18:00:56 +0000
committerDavid Anders <dave123@abcsinc.com>2006-02-10 18:00:56 +0000
commit88671dd3586caaac97d091f7faef63fb44757d55 (patch)
treec2d7929a9e3f7c847fb53beff9c7fa13ee28d3d5 /target/device/jp/q5/kernel-patches-2.4.32/005-dp83847
parent32fa323b895141e70e705ac6791e62c7376289bc (diff)
add linux-2.4.32 kernel support for the q5 board per case 0000715
Diffstat (limited to 'target/device/jp/q5/kernel-patches-2.4.32/005-dp83847')
-rw-r--r--target/device/jp/q5/kernel-patches-2.4.32/005-dp83847162
1 files changed, 162 insertions, 0 deletions
diff --git a/target/device/jp/q5/kernel-patches-2.4.32/005-dp83847 b/target/device/jp/q5/kernel-patches-2.4.32/005-dp83847
new file mode 100644
index 000000000..9d0d80d96
--- /dev/null
+++ b/target/device/jp/q5/kernel-patches-2.4.32/005-dp83847
@@ -0,0 +1,162 @@
+diff -Naur linux-2.4.31.org/drivers/net/au1000_eth.c linux-2.4.31/drivers/net/au1000_eth.c
+--- linux-2.4.31.org/drivers/net/au1000_eth.c 2005-01-19 09:09:56.000000000 -0500
++++ linux-2.4.31/drivers/net/au1000_eth.c 2005-08-22 12:24:31.000000000 -0400
+@@ -595,6 +595,97 @@
+ return 0;
+ }
+
++int ns_83847_reset(struct net_device *dev, int phy_addr)
++ {
++ s16 mii_control, timeout;
++
++ // printk("ns_reset\n");
++ mii_control = mdio_read(dev, phy_addr, MII_CONTROL);
++ mdio_write(dev, phy_addr, MII_CONTROL, mii_control | MII_CNTL_RESET);
++ mdelay(1);
++ for (timeout = 100; timeout > 0; --timeout) {
++ mii_control = mdio_read(dev, phy_addr, MII_CONTROL);
++ if ((mii_control & MII_CNTL_RESET) == 0)
++ break;
++ mdelay(1);
++ }
++ if (mii_control & MII_CNTL_RESET) {
++ printk(KERN_ERR "%s PHY reset timeout !\n", dev->name);
++ return -1;
++ }
++ return 0;
++ }
++
++int ns_83847_init(struct net_device *dev, int phy_addr)
++ {
++ s16 data;
++ // printk("ns_init\n");
++
++ /* Stop auto-negotiation */
++ // data = mdio_read(dev, phy_addr, MII_CONTROL);
++ // mdio_write(dev, phy_addr, MII_CONTROL, data & ~MII_CNTL_AUTO);
++ // mdio_write(dev, phy_addr, 0, 0x0000);
++ mdio_write(dev, phy_addr, MII_CONTROL, MII_CNTL_F100 /* | MII_CNTL_FDX */);
++
++ /* Set advertisement to 10/100 and Half/Full duplex (full capabilities) */
++ data = mdio_read(dev, phy_addr, MII_ANADV);
++ /* obs PAUSE bit */
++ data |= MII_NWAY_TX | MII_NWAY_TX_FDX | MII_NWAY_T_FDX | MII_NWAY_T; /* MII_NWAY_T4 not sopported */ ;
++ mdio_write(dev, phy_addr, MII_ANADV, data);
++
++ /* Bypass led stretching? */
++ data = mdio_read(dev, phy_addr, MII_NS_PHYCTRL);
++ data |= MII_NS_PHYCTRL_BP_STRETCH;
++ mdio_write(dev, phy_addr, MII_NS_PHYCTRL, data);
++
++ /* Restart auto-negotiation */
++ data = mdio_read(dev, phy_addr, MII_CONTROL);
++ data |= MII_CNTL_RST_AUTO | MII_CNTL_AUTO;
++ mdio_write(dev, phy_addr, MII_CONTROL, data);
++
++ return 0;
++ }
++
++int ns_83847_status(struct net_device *dev, int phy_addr, u16 *link, u16 *speed)
++ {
++ u16 mii_data;
++ struct au1000_private *aup;
++
++ if (!dev) {
++ printk(KERN_ERR "ns_83847_status error: NULL dev\n");
++ return -1;
++ }
++ aup = (struct au1000_private *) dev->priv;
++
++ mii_data = mdio_read(dev, aup->phy_addr, MII_STATUS);
++ // printk("ns_status: %04x\n", mii_data);
++ if (mii_data & MII_STAT_LINK) {
++ *link = 1;
++ mii_data = mdio_read(dev, aup->phy_addr, MII_NS_PHYSTS);
++ if (mii_data & MII_NS_PHYSTS_SPEED_10) {
++ *speed = IF_PORT_10BASET;
++ dev->if_port = IF_PORT_10BASET;
++ }
++ else {
++ if (mii_data & MII_NS_PHYSTS_DUPLEX_FULL) {
++ *speed = IF_PORT_100BASEFX;
++ dev->if_port = IF_PORT_100BASEFX;
++ }
++ else {
++ *speed = IF_PORT_100BASETX;
++ dev->if_port = IF_PORT_100BASETX;
++ }
++ }
++
++ }
++ else {
++ *link = 0;
++ *speed = 0;
++ dev->if_port = IF_PORT_UNKNOWN;
++ }
++ return 0;
++ }
++
+ #ifdef CONFIG_MIPS_BOSPORUS
+ int stub_init(struct net_device *dev, int phy_addr)
+ {
+@@ -620,6 +711,12 @@
+ }
+ #endif
+
++struct phy_ops ns_83847_ops = {
++ ns_83847_init,
++ ns_83847_reset,
++ ns_83847_status,
++};
++
+ struct phy_ops bcm_5201_ops = {
+ bcm_5201_init,
+ bcm_5201_reset,
+@@ -679,6 +776,7 @@
+ {"LSI 80227 10/100 BaseT PHY",0x0016,0xf840, &lsi_80227_ops,0},
+ {"Intel LXT971A Dual Speed PHY",0x0013,0x78e2, &lxt971a_ops,0},
+ {"Kendin KS8995M 10/100 BaseT PHY",0x0022,0x1450, &ks8995m_ops,0},
++ {"Natsemi DP83847 PHY", 0x2000, 0x5c30, &ns_83847_ops },
+ #ifdef CONFIG_MIPS_BOSPORUS
+ {"Stub", 0x1234, 0x5678, &stub_ops },
+ #endif
+@@ -872,6 +970,8 @@
+ }
+ }
+ }
++ printk(KERN_ERR "%s: Au1x No MII transceivers found!\n", dev->name);
++ return -1;
+ found:
+
+ #ifdef CONFIG_MIPS_BOSPORUS
+diff -Naur linux-2.4.31.org/drivers/net/au1000_eth.h linux-2.4.31/drivers/net/au1000_eth.h
+--- linux-2.4.31.org/drivers/net/au1000_eth.h 2004-02-18 08:36:31.000000000 -0500
++++ linux-2.4.31/drivers/net/au1000_eth.h 2005-08-22 12:31:37.000000000 -0400
+@@ -86,6 +86,27 @@
+ #define MII_STAT_CAN_TX_FDX 0x4000
+ #define MII_STAT_CAN_T4 0x8000
+
++/* mii registers for NS 83847 */
++#define MII_NS_PHYSTS 0x10
++#define MII_NS_FCSCR 0x14
++#define MII_NS_RECR 0x15
++#define MII_NS_PCSR 0x16
++#define MII_NS_PHYCTRL 0x19
++#define MII_NS_10BTSCR 0x1a
++#define MII_NS_CDCTRL 0x1b
++
++/* MII_NS_PHYSTS bits */
++#define MII_NS_PHYSTS_LINK (1)
++#define MII_NS_PHYSTS_SPEED_10 (1<<1)
++#define MII_NS_PHYSTS_DUPLEX_FULL (1<<2)
++
++/* MII_NS_PHYCTRL bits */
++#define MII_NS_PHYCTRL_BP_STRETCH (1<<8)
++
++/* MII_NS_CDCTRL bits */
++#define MII_NS_CDCTRL_CD_ENABLE (1<<15)
++#define MII_NS_CDCTRL_RISETIME (1<<11)
++#define MII_NS_CDCTRL_FALLTIME (1<<9)
+
+ #define MII_ID1_OUI_LO 0xFC00 /* low bits of OUI mask */
+ #define MII_ID1_MODEL 0x03F0 /* model number */