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-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8366s.c260
1 files changed, 198 insertions, 62 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366s.c b/target/linux/generic/files/drivers/net/phy/rtl8366s.c
index b54b4b13b0..1c8a106b10 100644
--- a/target/linux/generic/files/drivers/net/phy/rtl8366s.c
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366s.c
@@ -42,6 +42,12 @@
/* Port Enable Control register */
#define RTL8366S_PECR 0x0001
+/* Green Ethernet Feature (based on GPL_BELKIN_F5D8235-4_v1000 v1.01.24) */
+#define RTL8366S_GREEN_ETHERNET_CTRL_REG 0x000a
+#define RTL8366S_GREEN_ETHERNET_CTRL_MASK 0x0018
+#define RTL8366S_GREEN_ETHERNET_TX_BIT (1 << 3)
+#define RTL8366S_GREEN_ETHERNET_RX_BIT (1 << 4)
+
/* Switch Security Control registers */
#define RTL8366S_SSCR0 0x0002
#define RTL8366S_SSCR1 0x0003
@@ -70,6 +76,10 @@
#define RTL8366S_PHY_NO_OFFSET 9
#define RTL8366S_PHY_NO_MASK (0x1f << 9)
+/* Green Ethernet Feature for PHY ports */
+#define RTL8366S_PHY_POWER_SAVING_CTRL_REG 12
+#define RTL8366S_PHY_POWER_SAVING_MASK 0x1000
+
/* LED control registers */
#define RTL8366S_LED_BLINKRATE_REG 0x0420
#define RTL8366S_LED_BLINKRATE_BIT 0
@@ -250,68 +260,6 @@ static int rtl8366s_reset_chip(struct rtl8366_smi *smi)
return 0;
}
-static int rtl8366s_setup(struct rtl8366_smi *smi)
-{
- struct rtl8366_platform_data *pdata;
- int err;
- unsigned i;
-#ifdef CONFIG_OF
- struct device_node *np;
- unsigned num_initvals;
- const __be32 *paddr;
-#endif
-
- pdata = smi->parent->platform_data;
- if (pdata && pdata->num_initvals && pdata->initvals) {
- dev_info(smi->parent, "applying initvals\n");
- for (i = 0; i < pdata->num_initvals; i++)
- REG_WR(smi, pdata->initvals[i].reg,
- pdata->initvals[i].val);
- }
-
-#ifdef CONFIG_OF
- np = smi->parent->of_node;
-
- paddr = of_get_property(np, "realtek,initvals", &num_initvals);
- if (paddr) {
- dev_info(smi->parent, "applying initvals from DTS\n");
-
- if (num_initvals < (2 * sizeof(*paddr)))
- return -EINVAL;
-
- num_initvals /= sizeof(*paddr);
-
- for (i = 0; i < num_initvals - 1; i += 2) {
- u32 reg = be32_to_cpup(paddr + i);
- u32 val = be32_to_cpup(paddr + i + 1);
-
- REG_WR(smi, reg, val);
- }
- }
-#endif
-
- /* set maximum packet length to 1536 bytes */
- REG_RMW(smi, RTL8366S_SGCR, RTL8366S_SGCR_MAX_LENGTH_MASK,
- RTL8366S_SGCR_MAX_LENGTH_1536);
-
- /* enable learning for all ports */
- REG_WR(smi, RTL8366S_SSCR0, 0);
-
- /* enable auto ageing for all ports */
- REG_WR(smi, RTL8366S_SSCR1, 0);
-
- /*
- * discard VLAN tagged packets if the port is not a member of
- * the VLAN with which the packets is associated.
- */
- REG_WR(smi, RTL8366S_VLAN_MEMBERINGRESS_REG, RTL8366S_PORT_ALL);
-
- /* don't drop packets whose DA has not been learned */
- REG_RMW(smi, RTL8366S_SSCR2, RTL8366S_SSCR2_DROP_UNKNOWN_DA, 0);
-
- return 0;
-}
-
static int rtl8366s_read_phy_reg(struct rtl8366_smi *smi,
u32 phy_no, u32 page, u32 addr, u32 *data)
{
@@ -378,6 +326,126 @@ static int rtl8366s_write_phy_reg(struct rtl8366_smi *smi,
return 0;
}
+static int rtl8366s_set_green_port(struct rtl8366_smi *smi, int port, int enable)
+{
+ int err;
+ u32 phyData;
+
+ if (port >= RTL8366S_NUM_PORTS)
+ return -EINVAL;
+
+ err = rtl8366s_read_phy_reg(smi, port, 0, RTL8366S_PHY_POWER_SAVING_CTRL_REG, &phyData);
+ if (err)
+ return err;
+
+ if (enable)
+ phyData |= RTL8366S_PHY_POWER_SAVING_MASK;
+ else
+ phyData &= ~RTL8366S_PHY_POWER_SAVING_MASK;
+
+ err = rtl8366s_write_phy_reg(smi, port, 0, RTL8366S_PHY_POWER_SAVING_CTRL_REG, phyData);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+static int rtl8366s_set_green(struct rtl8366_smi *smi, int enable)
+{
+ int err;
+ unsigned i;
+ u32 data = 0;
+
+ if (!enable) {
+ for (i = 0; i <= RTL8366S_PHY_NO_MAX; i++) {
+ rtl8366s_set_green_port(smi, i, 0);
+ }
+ }
+
+ if (enable)
+ data = (RTL8366S_GREEN_ETHERNET_TX_BIT | RTL8366S_GREEN_ETHERNET_RX_BIT);
+
+ REG_RMW(smi, RTL8366S_GREEN_ETHERNET_CTRL_REG, RTL8366S_GREEN_ETHERNET_CTRL_MASK, data);
+
+ return 0;
+}
+
+static int rtl8366s_setup(struct rtl8366_smi *smi)
+{
+ struct rtl8366_platform_data *pdata;
+ int err;
+ unsigned i;
+#ifdef CONFIG_OF
+ struct device_node *np;
+ unsigned num_initvals;
+ const __be32 *paddr;
+#endif
+
+ pdata = smi->parent->platform_data;
+ if (pdata && pdata->num_initvals && pdata->initvals) {
+ dev_info(smi->parent, "applying initvals\n");
+ for (i = 0; i < pdata->num_initvals; i++)
+ REG_WR(smi, pdata->initvals[i].reg,
+ pdata->initvals[i].val);
+ }
+
+#ifdef CONFIG_OF
+ np = smi->parent->of_node;
+
+ paddr = of_get_property(np, "realtek,initvals", &num_initvals);
+ if (paddr) {
+ dev_info(smi->parent, "applying initvals from DTS\n");
+
+ if (num_initvals < (2 * sizeof(*paddr)))
+ return -EINVAL;
+
+ num_initvals /= sizeof(*paddr);
+
+ for (i = 0; i < num_initvals - 1; i += 2) {
+ u32 reg = be32_to_cpup(paddr + i);
+ u32 val = be32_to_cpup(paddr + i + 1);
+
+ REG_WR(smi, reg, val);
+ }
+ }
+
+ if (of_property_read_bool(np, "realtek,green-ethernet-features")) {
+ dev_info(smi->parent, "activating Green Ethernet features\n");
+
+ err = rtl8366s_set_green(smi, 1);
+ if (err)
+ return err;
+
+ for (i = 0; i <= RTL8366S_PHY_NO_MAX; i++) {
+ err = rtl8366s_set_green_port(smi, i, 1);
+ if (err)
+ return err;
+ }
+ }
+#endif
+
+ /* set maximum packet length to 1536 bytes */
+ REG_RMW(smi, RTL8366S_SGCR, RTL8366S_SGCR_MAX_LENGTH_MASK,
+ RTL8366S_SGCR_MAX_LENGTH_1536);
+
+ /* enable learning for all ports */
+ REG_WR(smi, RTL8366S_SSCR0, 0);
+
+ /* enable auto ageing for all ports */
+ REG_WR(smi, RTL8366S_SSCR1, 0);
+
+ /*
+ * discard VLAN tagged packets if the port is not a member of
+ * the VLAN with which the packets is associated.
+ */
+ REG_WR(smi, RTL8366S_VLAN_MEMBERINGRESS_REG, RTL8366S_PORT_ALL);
+
+ /* don't drop packets whose DA has not been learned */
+ REG_RMW(smi, RTL8366S_SSCR2, RTL8366S_SSCR2_DROP_UNKNOWN_DA, 0);
+
+ return 0;
+}
+
static int rtl8366_get_mib_counter(struct rtl8366_smi *smi, int counter,
int port, unsigned long long *val)
{
@@ -759,6 +827,32 @@ static int rtl8366s_sw_set_learning_enable(struct switch_dev *dev,
return 0;
}
+static int rtl8366s_sw_get_green(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ u32 data;
+ int err;
+
+ err = rtl8366_smi_read_reg(smi, RTL8366S_GREEN_ETHERNET_CTRL_REG, &data);
+ if (err)
+ return err;
+
+ val->value.i = ((data & (RTL8366S_GREEN_ETHERNET_TX_BIT | RTL8366S_GREEN_ETHERNET_RX_BIT)) != 0) ? 1 : 0;
+
+ return 0;
+}
+
+static int rtl8366s_sw_set_green(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+
+ return rtl8366s_set_green(smi, val->value.i);
+}
+
static int rtl8366s_sw_get_port_link(struct switch_dev *dev,
int port,
struct switch_port_link *link)
@@ -846,6 +940,34 @@ static int rtl8366s_sw_get_port_led(struct switch_dev *dev,
return 0;
}
+static int rtl8366s_sw_get_green_port(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ int err;
+ u32 phyData;
+
+ if (val->port_vlan >= RTL8366S_NUM_PORTS)
+ return -EINVAL;
+
+ err = rtl8366s_read_phy_reg(smi, val->port_vlan, 0, RTL8366S_PHY_POWER_SAVING_CTRL_REG, &phyData);
+ if (err)
+ return err;
+
+ val->value.i = ((phyData & RTL8366S_PHY_POWER_SAVING_MASK) != 0) ? 1 : 0;
+
+ return 0;
+}
+
+static int rtl8366s_sw_set_green_port(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev);
+ return rtl8366s_set_green_port(smi, val->port_vlan, val->value.i);
+}
+
static int rtl8366s_sw_reset_port_mibs(struct switch_dev *dev,
const struct switch_attr *attr,
struct switch_val *val)
@@ -905,6 +1027,13 @@ static struct switch_attr rtl8366s_globals[] = {
.set = rtl8366s_sw_set_max_length,
.get = rtl8366s_sw_get_max_length,
.max = 3,
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "green_mode",
+ .description = "Get/Set the router green feature",
+ .set = rtl8366s_sw_set_green,
+ .get = rtl8366s_sw_get_green,
+ .max = 1,
},
};
@@ -928,6 +1057,13 @@ static struct switch_attr rtl8366s_port[] = {
.max = 15,
.set = rtl8366s_sw_set_port_led,
.get = rtl8366s_sw_get_port_led,
+ }, {
+ .type = SWITCH_TYPE_INT,
+ .name = "green_port",
+ .description = "Get/Set port green feature (0 - 1)",
+ .max = 1,
+ .set = rtl8366s_sw_set_green_port,
+ .get = rtl8366s_sw_get_green_port,
},
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 17:07:14 +0000