[dpdk-dev] [PATCH v3 29/36] e1000/base: implement 88E1543 PHY initialization
Wenzhuo Lu
wenzhuo.lu at intel.com
Fri Oct 16 04:51:15 CEST 2015
The initializtion process for 88E1543 PHY.
Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
---
drivers/net/e1000/base/e1000_82575.c | 106 ++++++++++++++++++++++++++++++++-
drivers/net/e1000/base/e1000_82575.h | 1 +
drivers/net/e1000/base/e1000_defines.h | 1 +
3 files changed, 107 insertions(+), 1 deletion(-)
diff --git a/drivers/net/e1000/base/e1000_82575.c b/drivers/net/e1000/base/e1000_82575.c
index 4374eab..723885d 100644
--- a/drivers/net/e1000/base/e1000_82575.c
+++ b/drivers/net/e1000/base/e1000_82575.c
@@ -277,6 +277,11 @@ STATIC s32 e1000_init_phy_params_82575(struct e1000_hw *hw)
if (ret_val)
goto out;
}
+ if (phy->id == M88E1543_E_PHY_ID) {
+ ret_val = e1000_initialize_M88E1543_phy(hw);
+ if (ret_val)
+ goto out;
+ }
break;
case IGP03E1000_E_PHY_ID:
case IGP04E1000_E_PHY_ID:
@@ -2817,7 +2822,7 @@ s32 e1000_read_emi_reg(struct e1000_hw *hw, u16 addr, u16 *data)
* e1000_initialize_M88E1512_phy - Initialize M88E1512 PHY
* @hw: pointer to the HW structure
*
- * Initialize Marverl 1512 to work correctly with Avoton.
+ * Initialize Marvell 1512 to work correctly with Avoton.
**/
s32 e1000_initialize_M88E1512_phy(struct e1000_hw *hw)
{
@@ -2903,6 +2908,105 @@ out:
}
/**
+ * e1000_initialize_M88E1543_phy - Initialize M88E1543 PHY
+ * @hw: pointer to the HW structure
+ *
+ * Initialize Marvell 1543 to work correctly with Avoton.
+ **/
+s32 e1000_initialize_M88E1543_phy(struct e1000_hw *hw)
+{
+ struct e1000_phy_info *phy = &hw->phy;
+ s32 ret_val = E1000_SUCCESS;
+
+ DEBUGFUNC("e1000_initialize_M88E1543_phy");
+
+ /* Check if this is correct PHY. */
+ if (phy->id != M88E1543_E_PHY_ID)
+ goto out;
+
+ /* Switch to PHY page 0xFF. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x00FF);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0x214B);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2144);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0x0C28);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2146);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0xB233);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x214D);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0xDC0C);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2159);
+ if (ret_val)
+ goto out;
+
+ /* Switch to PHY page 0xFB. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x00FB);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_3, 0xC00D);
+ if (ret_val)
+ goto out;
+
+ /* Switch to PHY page 0x12. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x12);
+ if (ret_val)
+ goto out;
+
+ /* Change mode to SGMII-to-Copper */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1512_MODE, 0x8001);
+ if (ret_val)
+ goto out;
+
+ /* Switch to PHY page 1. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x1);
+ if (ret_val)
+ goto out;
+
+ /* Change mode to 1000BASE-X/SGMII and autoneg enable; reset */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_FIBER_CTRL, 0x9140);
+ if (ret_val)
+ goto out;
+
+ /* Return the PHY to page 0. */
+ ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0);
+ if (ret_val)
+ goto out;
+
+ ret_val = phy->ops.commit(hw);
+ if (ret_val) {
+ DEBUGOUT("Error committing the PHY changes\n");
+ return ret_val;
+ }
+
+ msec_delay(1000);
+out:
+ return ret_val;
+}
+
+/**
* e1000_set_eee_i350 - Enable/disable EEE support
* @hw: pointer to the HW structure
* @adv1g: boolean flag enabling 1G EEE advertisement
diff --git a/drivers/net/e1000/base/e1000_82575.h b/drivers/net/e1000/base/e1000_82575.h
index 7a46ceb..c498684 100644
--- a/drivers/net/e1000/base/e1000_82575.h
+++ b/drivers/net/e1000/base/e1000_82575.h
@@ -498,6 +498,7 @@ s32 e1000_set_eee_i350(struct e1000_hw *hw, bool adv1G, bool adv100M);
s32 e1000_set_eee_i354(struct e1000_hw *hw, bool adv1G, bool adv100M);
s32 e1000_get_eee_status_i354(struct e1000_hw *, bool *);
s32 e1000_initialize_M88E1512_phy(struct e1000_hw *hw);
+s32 e1000_initialize_M88E1543_phy(struct e1000_hw *hw);
/* I2C SDA and SCL timing parameters for standard mode */
#define E1000_I2C_T_HD_STA 4
diff --git a/drivers/net/e1000/base/e1000_defines.h b/drivers/net/e1000/base/e1000_defines.h
index 8e40771..69aa1f2 100644
--- a/drivers/net/e1000/base/e1000_defines.h
+++ b/drivers/net/e1000/base/e1000_defines.h
@@ -847,6 +847,7 @@ POSSIBILITY OF SUCH DAMAGE.
#define E1000_M88E1543_PAGE_ADDR 0x16 /* Page Offset Register */
#define E1000_M88E1543_EEE_CTRL_1 0x0
#define E1000_M88E1543_EEE_CTRL_1_MS 0x0001 /* EEE Master/Slave */
+#define E1000_M88E1543_FIBER_CTRL 0x0 /* Fiber Control Register */
#define E1000_EEE_ADV_DEV_I354 7
#define E1000_EEE_ADV_ADDR_I354 60
#define E1000_EEE_ADV_100_SUPPORTED (1 << 1) /* 100BaseTx EEE Supported */
--
1.9.3
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