aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/drivers/net/phy/micrel.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/phy/micrel.c')
-rw-r--r--drivers/net/phy/micrel.c82
1 files changed, 54 insertions, 28 deletions
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 6a5fd18f062c..fdb43dd9b5cd 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -20,6 +20,7 @@
* ksz8081, ksz8091,
* ksz8061,
* Switch : ksz8873, ksz886x
+ * ksz9477
*/
#include <linux/kernel.h>
@@ -268,23 +269,12 @@ out:
return ret;
}
-static int kszphy_config_init(struct phy_device *phydev)
+/* Some config bits need to be set again on resume, handle them here. */
+static int kszphy_config_reset(struct phy_device *phydev)
{
struct kszphy_priv *priv = phydev->priv;
- const struct kszphy_type *type;
int ret;
- if (!priv)
- return 0;
-
- type = priv->type;
-
- if (type->has_broadcast_disable)
- kszphy_broadcast_disable(phydev);
-
- if (type->has_nand_tree_disable)
- kszphy_nand_tree_disable(phydev);
-
if (priv->rmii_ref_clk_sel) {
ret = kszphy_rmii_clk_sel(phydev, priv->rmii_ref_clk_sel_val);
if (ret) {
@@ -295,11 +285,30 @@ static int kszphy_config_init(struct phy_device *phydev)
}
if (priv->led_mode >= 0)
- kszphy_setup_led(phydev, type->led_mode_reg, priv->led_mode);
+ kszphy_setup_led(phydev, priv->type->led_mode_reg, priv->led_mode);
return 0;
}
+static int kszphy_config_init(struct phy_device *phydev)
+{
+ struct kszphy_priv *priv = phydev->priv;
+ const struct kszphy_type *type;
+
+ if (!priv)
+ return 0;
+
+ type = priv->type;
+
+ if (type->has_broadcast_disable)
+ kszphy_broadcast_disable(phydev);
+
+ if (type->has_nand_tree_disable)
+ kszphy_nand_tree_disable(phydev);
+
+ return kszphy_config_reset(phydev);
+}
+
static int ksz8041_config_init(struct phy_device *phydev)
{
struct device_node *of_node = phydev->mdio.dev.of_node;
@@ -611,6 +620,8 @@ static int ksz9031_read_status(struct phy_device *phydev)
if ((regval & 0xFF) == 0xFF) {
phy_init_hw(phydev);
phydev->link = 0;
+ if (phydev->drv->config_intr && phy_interrupt_is_valid(phydev))
+ phydev->drv->config_intr(phydev);
}
return 0;
@@ -700,8 +711,14 @@ static int kszphy_suspend(struct phy_device *phydev)
static int kszphy_resume(struct phy_device *phydev)
{
+ int ret;
+
genphy_resume(phydev);
+ ret = kszphy_config_reset(phydev);
+ if (ret)
+ return ret;
+
/* Enable PHY Interrupts */
if (phy_interrupt_is_valid(phydev)) {
phydev->interrupts = PHY_INTERRUPT_ENABLED;
@@ -779,7 +796,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KS8737",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ks8737_type,
.config_init = kszphy_config_init,
.config_aneg = genphy_config_aneg,
@@ -793,7 +810,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = 0x00ffffff,
.name = "Micrel KSZ8021 or KSZ8031",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8021_type,
.probe = kszphy_probe,
.config_init = kszphy_config_init,
@@ -811,7 +828,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = 0x00ffffff,
.name = "Micrel KSZ8031",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8021_type,
.probe = kszphy_probe,
.config_init = kszphy_config_init,
@@ -829,7 +846,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ8041",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8041_type,
.probe = kszphy_probe,
.config_init = ksz8041_config_init,
@@ -847,7 +864,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ8041RNLI",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8041_type,
.probe = kszphy_probe,
.config_init = kszphy_config_init,
@@ -865,7 +882,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ8051",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8051_type,
.probe = kszphy_probe,
.config_init = kszphy_config_init,
@@ -883,7 +900,7 @@ static struct phy_driver ksphy_driver[] = {
.name = "Micrel KSZ8001 or KS8721",
.phy_id_mask = 0x00fffffc,
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8041_type,
.probe = kszphy_probe,
.config_init = kszphy_config_init,
@@ -901,7 +918,7 @@ static struct phy_driver ksphy_driver[] = {
.name = "Micrel KSZ8081 or KSZ8091",
.phy_id_mask = MICREL_PHY_ID_MASK,
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz8081_type,
.probe = kszphy_probe,
.config_init = kszphy_config_init,
@@ -919,7 +936,7 @@ static struct phy_driver ksphy_driver[] = {
.name = "Micrel KSZ8061",
.phy_id_mask = MICREL_PHY_ID_MASK,
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.config_init = kszphy_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
@@ -932,7 +949,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = 0x000ffffe,
.name = "Micrel KSZ9021 Gigabit PHY",
.features = PHY_GBIT_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz9021_type,
.probe = kszphy_probe,
.config_init = ksz9021_config_init,
@@ -952,7 +969,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ9031 Gigabit PHY",
.features = PHY_GBIT_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.driver_data = &ksz9021_type,
.probe = kszphy_probe,
.config_init = ksz9031_config_init,
@@ -969,7 +986,6 @@ static struct phy_driver ksphy_driver[] = {
.phy_id = PHY_ID_KSZ8873MLL,
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ8873MLL Switch",
- .flags = PHY_HAS_MAGICANEG,
.config_init = kszphy_config_init,
.config_aneg = ksz8873mll_config_aneg,
.read_status = ksz8873mll_read_status,
@@ -980,7 +996,7 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ886X Switch",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.config_init = kszphy_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
@@ -991,12 +1007,22 @@ static struct phy_driver ksphy_driver[] = {
.phy_id_mask = MICREL_PHY_ID_MASK,
.name = "Micrel KSZ8795",
.features = PHY_BASIC_FEATURES,
- .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .flags = PHY_HAS_INTERRUPT,
.config_init = kszphy_config_init,
.config_aneg = ksz8873mll_config_aneg,
.read_status = ksz8873mll_read_status,
.suspend = genphy_suspend,
.resume = genphy_resume,
+}, {
+ .phy_id = PHY_ID_KSZ9477,
+ .phy_id_mask = MICREL_PHY_ID_MASK,
+ .name = "Microchip KSZ9477",
+ .features = PHY_GBIT_FEATURES,
+ .config_init = kszphy_config_init,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
} };
module_phy_driver(ksphy_driver);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.