diff options
Diffstat (limited to 'drivers/net/ucc_geth.c')
-rw-r--r-- | drivers/net/ucc_geth.c | 55 |
1 files changed, 51 insertions, 4 deletions
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index abac7db3819..8d456e379a8 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -3822,6 +3822,7 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma int err, ucc_num, max_speed = 0; const phandle *ph; const unsigned int *prop; + const char *sprop; const void *mac_addr; phy_interface_t phy_interface; static const int enet_to_speed[] = { @@ -3854,10 +3855,56 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma ug_info->uf_info.ucc_num = ucc_num; - prop = of_get_property(np, "rx-clock", NULL); - ug_info->uf_info.rx_clock = *prop; - prop = of_get_property(np, "tx-clock", NULL); - ug_info->uf_info.tx_clock = *prop; + sprop = of_get_property(np, "rx-clock-name", NULL); + if (sprop) { + ug_info->uf_info.rx_clock = qe_clock_source(sprop); + if ((ug_info->uf_info.rx_clock < QE_CLK_NONE) || + (ug_info->uf_info.rx_clock > QE_CLK24)) { + printk(KERN_ERR + "ucc_geth: invalid rx-clock-name property\n"); + return -EINVAL; + } + } else { + prop = of_get_property(np, "rx-clock", NULL); + if (!prop) { + /* If both rx-clock-name and rx-clock are missing, + we want to tell people to use rx-clock-name. */ + printk(KERN_ERR + "ucc_geth: missing rx-clock-name property\n"); + return -EINVAL; + } + if ((*prop < QE_CLK_NONE) || (*prop > QE_CLK24)) { + printk(KERN_ERR + "ucc_geth: invalid rx-clock propperty\n"); + return -EINVAL; + } + ug_info->uf_info.rx_clock = *prop; + } + + sprop = of_get_property(np, "tx-clock-name", NULL); + if (sprop) { + ug_info->uf_info.tx_clock = qe_clock_source(sprop); + if ((ug_info->uf_info.tx_clock < QE_CLK_NONE) || + (ug_info->uf_info.tx_clock > QE_CLK24)) { + printk(KERN_ERR + "ucc_geth: invalid tx-clock-name property\n"); + return -EINVAL; + } + } else { + prop = of_get_property(np, "rx-clock", NULL); + if (!prop) { + printk(KERN_ERR + "ucc_geth: mising tx-clock-name property\n"); + return -EINVAL; + } + if ((*prop < QE_CLK_NONE) || (*prop > QE_CLK24)) { + printk(KERN_ERR + "ucc_geth: invalid tx-clock property\n"); + return -EINVAL; + } + ug_info->uf_info.tx_clock = *prop; + } + err = of_address_to_resource(np, 0, &res); if (err) return -EINVAL; |