On Fri, 30 Nov 2007 03:22:37 -0800 "Russell McGuire" rmcguire@videopresence.com wrote:
How can I enable full MII commands? Currently it just says there are NO MII devices available, i.e. a blank list will appear.
try this:
diff --git a/drivers/qe/uec.c b/drivers/qe/uec.c index 9bd80e7..7fa4246 100644 --- a/drivers/qe/uec.c +++ b/drivers/qe/uec.c @@ -21,6 +21,7 @@
#include "common.h" #include "net.h" +#include "miiphy.h" #include "malloc.h" #include "asm/errno.h" #include "asm/io.h" @@ -69,6 +70,9 @@ static uec_info_t eth2_uec_info = { }; #endif
+/* needed for the u-boot mii command interface */ +static struct eth_device *eth_devs[2]; + static int uec_mac_enable(uec_private_t *uec, comm_dir_e mode) { uec_t *uec_regs; @@ -1202,6 +1206,50 @@ static int uec_recv(struct eth_device* dev) return 1; }
+/* + * Read a MII PHY register. + * + * Returns: + * 0 on success + */ +static int uec_miiphy_read(char *devname, unsigned char addr, + unsigned char reg, unsigned short *value) +{ + unsigned short ret; + int index; + struct eth_device *dev; + + /* devname is 'FSL UECn', so generate an index from that */ + index = devname[7] - '0'; + dev = eth_devs[index]; + + ret = (unsigned short)uec_read_phy_reg(dev, addr, reg); + *value = ret; + + return 0; +} + +/* + * Write a MII PHY register. + * + * Returns: + * 0 on success + */ +static int uec_miiphy_write(char *devname, unsigned char addr, + unsigned char reg, unsigned short value) +{ + int index; + struct eth_device *dev; + + /* devname is 'FSL UECn', so generate an index from that */ + index = devname[7] - '0'; + dev = eth_devs[index]; + + uec_write_phy_reg(dev, addr, reg, value); + + return 0; +} + int uec_initialize(int index) { struct eth_device *dev; @@ -1252,12 +1300,17 @@ int uec_initialize(int index)
eth_register(dev);
+ eth_devs[index] = dev; + err = uec_startup(uec); if (err) { printf("%s: Cannot configure net device, aborting.",dev->name); return err; }
+#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) && !defined(BITBANGMII) + miiphy_register(dev->name, uec_miiphy_read, uec_miiphy_write); +#endif err = init_phy(dev); if (err) { printf("%s: Cannot initialize PHY, aborting.\n", dev->name); ---
you might have to
mii device 'FSL UEC1'
first.
I'll submit a proper patch if it works for you.
Kim