diff options
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index 1c8fdd316ca0..210ba8974a8b 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -647,6 +647,7 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb) { struct device_node *np = mac_cb->dev->of_node; struct regmap *syscon; + struct of_phandle_args cpld_args; u32 ret; mac_cb->link = false; @@ -713,22 +714,23 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb) mac_cb->mac_id); } - syscon = syscon_node_to_regmap( - of_parse_phandle(to_of_node(mac_cb->fw_port), - "cpld-syscon", 0)); - if (IS_ERR_OR_NULL(syscon)) { - dev_dbg(mac_cb->dev, "no cpld-syscon found!\n"); + ret = of_parse_phandle_with_fixed_args(to_of_node(mac_cb->fw_port), + "cpld-syscon", 1, 0, &cpld_args); + if (ret) { + dev_dbg(mac_cb->dev, "mac%d no cpld-syscon found.\n", + mac_cb->mac_id); mac_cb->cpld_ctrl = NULL; } else { - mac_cb->cpld_ctrl = syscon; - ret = fwnode_property_read_u32(mac_cb->fw_port, - "cpld-ctrl-reg", - &mac_cb->cpld_ctrl_reg); - if (ret) { - dev_err(mac_cb->dev, "get cpld-ctrl-reg fail!\n"); - return ret; + syscon = syscon_node_to_regmap(cpld_args.np); + if (IS_ERR_OR_NULL(syscon)) { + dev_dbg(mac_cb->dev, "no cpld-syscon found!\n"); + mac_cb->cpld_ctrl = NULL; + } else { + mac_cb->cpld_ctrl = syscon; + mac_cb->cpld_ctrl_reg = cpld_args.args[0]; } } + return 0; } |