/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2015-2020
+ * Copyright(c) 2015-2020 Beijing WangXun Technology Co., Ltd.
+ * Copyright(c) 2010-2017 Intel Corporation
*/
#include "txgbe_hw.h"
#include "txgbe_mng.h"
#include "txgbe_phy.h"
-static void txgbe_i2c_start(struct txgbe_hw *hw);
+static void txgbe_i2c_start(struct txgbe_hw *hw, u8 dev_addr);
static void txgbe_i2c_stop(struct txgbe_hw *hw);
static s32 txgbe_handle_bp_flow(u32 link_mode, struct txgbe_hw *hw);
static void txgbe_get_bp_ability(struct txgbe_backplane_ability *ability,
s32 txgbe_read_i2c_byte_unlocked(struct txgbe_hw *hw, u8 byte_offset,
u8 dev_addr, u8 *data)
{
- UNREFERENCED_PARAMETER(dev_addr);
-
DEBUGFUNC("txgbe_read_i2c_byte");
- txgbe_i2c_start(hw);
+ txgbe_i2c_start(hw, dev_addr);
/* wait tx empty */
if (!po32m(hw, TXGBE_I2CICR, TXGBE_I2CICR_TXEMPTY,
s32 txgbe_write_i2c_byte_unlocked(struct txgbe_hw *hw, u8 byte_offset,
u8 dev_addr, u8 data)
{
- UNREFERENCED_PARAMETER(dev_addr);
-
DEBUGFUNC("txgbe_write_i2c_byte");
- txgbe_i2c_start(hw);
+ txgbe_i2c_start(hw, dev_addr);
/* wait tx empty */
if (!po32m(hw, TXGBE_I2CICR, TXGBE_I2CICR_TXEMPTY,
*
* Sets I2C start condition (High -> Low on SDA while SCL is High)
**/
-static void txgbe_i2c_start(struct txgbe_hw *hw)
+static void txgbe_i2c_start(struct txgbe_hw *hw, u8 dev_addr)
{
DEBUGFUNC("txgbe_i2c_start");
TXGBE_I2CCON_SPEED(1) |
TXGBE_I2CCON_RESTART |
TXGBE_I2CCON_SDIA));
- wr32(hw, TXGBE_I2CTAR, TXGBE_I2C_SLAVEADDR);
- wr32(hw, TXGBE_I2CSSSCLHCNT, 600);
- wr32(hw, TXGBE_I2CSSSCLLCNT, 600);
+ wr32(hw, TXGBE_I2CTAR, dev_addr >> 1);
+ wr32(hw, TXGBE_I2CSSSCLHCNT, 200);
+ wr32(hw, TXGBE_I2CSSSCLLCNT, 200);
wr32(hw, TXGBE_I2CRXTL, 0); /* 1byte for rx full signal */
wr32(hw, TXGBE_I2CTXTL, 4);
wr32(hw, TXGBE_I2CSCLTMOUT, 0xFFFFFF);
} else {
wr32_epcs(hw, VR_AN_KR_MODE_CL, 0x1);
}
+
+ if (hw->phy.ffe_set == TXGBE_BP_M_KR) {
+ value = (0x1804 & ~0x3F3F);
+ value |= hw->phy.ffe_main << 8 | hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = (0x50 & ~0x7F) | (1 << 6) | hw->phy.ffe_post;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+ }
out:
return err;
}
goto out;
}
- if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
+ if (hw->phy.ffe_set == TXGBE_BP_M_KX4) {
+ value = (0x1804 & ~0x3F3F);
+ value |= hw->phy.ffe_main << 8 | hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = (0x50 & ~0x7F) | (1 << 6) | hw->phy.ffe_post;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+ } else if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
value = (0x1804 & ~0x3F3F);
wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
goto out;
}
- if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
+ if (hw->phy.ffe_set == TXGBE_BP_M_KX) {
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0) & ~0x3F3F;
+ value |= hw->phy.ffe_main << 8 | hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0) & ~0x7F;
+ value |= hw->phy.ffe_post | (1 << 6);
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+ } else if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
value = (0x1804 & ~0x3F3F) | (24 << 8) | 4;
wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
goto out;
}
- if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
+ if (hw->phy.ffe_set == TXGBE_BP_M_SFI) {
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0) & ~0x3F3F;
+ value |= hw->phy.ffe_main << 8 | hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0) & ~0x7F;
+ value |= hw->phy.ffe_post | (1 << 6);
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+ } else if (hw->fw_version <= TXGBE_FW_N_TXEQ) {
value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0);
value = (value & ~0x3F3F) | (24 << 8) | 4;
wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
txgbe_set_link_to_kr(hw, 0);
}
+void txgbe_bp_mode_set(struct txgbe_hw *hw)
+{
+ if (hw->phy.ffe_set == TXGBE_BP_M_SFI)
+ hw->subsystem_device_id = TXGBE_DEV_ID_WX1820_SFP;
+ else if (hw->phy.ffe_set == TXGBE_BP_M_KR)
+ hw->subsystem_device_id = TXGBE_DEV_ID_WX1820_KR_KX_KX4;
+ else if (hw->phy.ffe_set == TXGBE_BP_M_KX4)
+ hw->subsystem_device_id = TXGBE_DEV_ID_WX1820_MAC_XAUI;
+ else if (hw->phy.ffe_set == TXGBE_BP_M_KX)
+ hw->subsystem_device_id = TXGBE_DEV_ID_WX1820_MAC_SGMII;
+}
+
+void txgbe_set_phy_temp(struct txgbe_hw *hw)
+{
+ u32 value;
+
+ if (hw->phy.ffe_set == TXGBE_BP_M_SFI) {
+ BP_LOG("Set SFI TX_EQ MAIN:%d PRE:%d POST:%d\n",
+ hw->phy.ffe_main, hw->phy.ffe_pre, hw->phy.ffe_post);
+
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0);
+ value = (value & ~0x3F3F) | (hw->phy.ffe_main << 8) |
+ hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1);
+ value = (value & ~0x7F) | hw->phy.ffe_post | (1 << 6);
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+ }
+
+ if (hw->phy.ffe_set == TXGBE_BP_M_KR) {
+ BP_LOG("Set KR TX_EQ MAIN:%d PRE:%d POST:%d\n",
+ hw->phy.ffe_main, hw->phy.ffe_pre, hw->phy.ffe_post);
+ value = (0x1804 & ~0x3F3F);
+ value |= hw->phy.ffe_main << 8 | hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = (0x50 & ~0x7F) | (1 << 6) | hw->phy.ffe_post;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+ wr32_epcs(hw, 0x18035, 0x00FF);
+ wr32_epcs(hw, 0x18055, 0x00FF);
+ }
+
+ if (hw->phy.ffe_set == TXGBE_BP_M_KX) {
+ BP_LOG("Set KX TX_EQ MAIN:%d PRE:%d POST:%d\n",
+ hw->phy.ffe_main, hw->phy.ffe_pre, hw->phy.ffe_post);
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0);
+ value = (value & ~0x3F3F) | (hw->phy.ffe_main << 8) |
+ hw->phy.ffe_pre;
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL0, value);
+
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1);
+ value = (value & ~0x7F) | hw->phy.ffe_post | (1 << 6);
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
+
+ wr32_epcs(hw, 0x18035, 0x00FF);
+ wr32_epcs(hw, 0x18055, 0x00FF);
+ }
+}
+
/**
* txgbe_kr_handle - Handle the interrupt of auto-negotiation
* @hw: pointer to hardware structure