[][mt7981: drivers: net: phy: add MTK internal phy calibration support]
[Description]
Add mediatek internal phy calibration support.
[Release-log]
N/A
Change-Id: I15f19f5326b964ce5666692bddf5de9f7abc71b7
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/5328378
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mediatek-ge.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mediatek-ge.c
new file mode 100644
index 0000000..b8a1f15
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mediatek-ge.c
@@ -0,0 +1,879 @@
+// SPDX-License-Identifier: GPL-2.0+
+#include <linux/bitfield.h>
+#include <linux/module.h>
+#include <linux/nvmem-consumer.h>
+#include <linux/of_platform.h>
+#include <linux/phy.h>
+
+#define ANALOG_INTERNAL_OPERATION_MAX_US (20)
+#define ZCAL_CTRL_MIN (0)
+#define ZCAL_CTRL_MAX (63)
+#define TXRESERVE_MIN (0)
+#define TXRESERVE_MAX (7)
+
+
+#define MTK_EXT_PAGE_ACCESS 0x1f
+#define MTK_PHY_PAGE_STANDARD 0x0000
+#define MTK_PHY_PAGE_EXTENDED 0x0001
+#define MTK_PHY_PAGE_EXTENDED_2 0x0002
+#define MTK_PHY_PAGE_EXTENDED_3 0x0003
+#define MTK_PHY_PAGE_EXTENDED_2A30 0x2a30
+#define MTK_PHY_PAGE_EXTENDED_52B5 0x52b5
+
+/* Registers on MDIO_MMD_VEND1 */
+#define MTK_PHY_TXVLD_DA_RG (0x12)
+#define MTK_PHY_DA_TX_I2MPB_A_GBE_MASK GENMASK(15, 10)
+#define MTK_PHY_DA_TX_I2MPB_A_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_A2 (0x16)
+#define MTK_PHY_DA_TX_I2MPB_A_HBT_MASK GENMASK(15, 10)
+#define MTK_PHY_DA_TX_I2MPB_A_TST_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_B1 (0x17)
+#define MTK_PHY_DA_TX_I2MPB_B_GBE_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_I2MPB_B_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_B2 (0x18)
+#define MTK_PHY_DA_TX_I2MPB_B_HBT_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_I2MPB_B_TST_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_C1 (0x19)
+#define MTK_PHY_DA_TX_I2MPB_C_GBE_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_I2MPB_C_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_C2 (0x20)
+#define MTK_PHY_DA_TX_I2MPB_C_HBT_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_I2MPB_C_TST_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_D1 (0x21)
+#define MTK_PHY_DA_TX_I2MPB_D_GBE_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_I2MPB_D_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_TX_I2MPB_TEST_MODE_D2 (0x22)
+#define MTK_PHY_DA_TX_I2MPB_D_HBT_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_I2MPB_D_TST_MASK GENMASK(5, 0)
+
+
+#define MTK_PHY_RESERVE_RG_0 (0x27)
+#define MTK_PHY_RESERVE_RG_1 (0x28)
+
+#define MTK_PHY_RG_ANA_TEST_POWERUP_TX (0x3b)
+#define MTK_PHY_TANA_CAL_MODE (0xc1)
+#define MTK_PHY_TANA_CAL_MODE_SHIFT (8)
+
+#define MTK_PHY_RXADC_CTRL_RG9 (0xc8)
+#define MTK_PHY_DA_RX_PSBN_TBT_MASK GENMASK(14, 12)
+#define MTK_PHY_DA_RX_PSBN_HBT_MASK GENMASK(10, 8)
+#define MTK_PHY_DA_RX_PSBN_GBE_MASK GENMASK(6, 4)
+#define MTK_PHY_DA_RX_PSBN_LP_MASK GENMASK(2, 0)
+
+#define MTK_PHY_RG_ANA_CAL_RG0 (0xdb)
+#define MTK_PHY_RG_CAL_CKINV BIT(12)
+#define MTK_PHY_RG_ANA_CALEN BIT(8)
+#define MTK_PHY_RG_REXT_CALEN BIT(4)
+#define MTK_PHY_RG_ZCALEN_A BIT(0)
+
+#define MTK_PHY_RG_ANA_CAL_RG1 (0xdc)
+#define MTK_PHY_RG_ZCALEN_B BIT(12)
+#define MTK_PHY_RG_ZCALEN_C BIT(8)
+#define MTK_PHY_RG_ZCALEN_D BIT(4)
+#define MTK_PHY_RG_TXVOS_CALEN BIT(0)
+
+#define MTK_PHY_RG_ANA_CAL_RG2 (0xdd)
+#define MTK_PHY_RG_TXG_CALEN_A BIT(12)
+#define MTK_PHY_RG_TXG_CALEN_B BIT(8)
+#define MTK_PHY_RG_TXG_CALEN_C BIT(4)
+#define MTK_PHY_RG_TXG_CALEN_D BIT(0)
+
+#define MTK_PHY_RG_ANA_CAL_RG5 (0xe0)
+#define MTK_PHY_RG_REXT_TRIM_MASK GENMASK(13, 8)
+#define MTK_PHY_RG_ZCAL_CTRL_MASK GENMASK(5, 0)
+
+#define MTK_PHY_RG_DEV1E_REG172 (0x172)
+#define MTK_PHY_CR_TX_AMP_OFFSET_A_MASK GENMASK(13, 8)
+#define MTK_PHY_CR_TX_AMP_OFFSET_B_MASK GENMASK(6, 0)
+
+#define MTK_PHY_RG_DEV1E_REG173 (0x173)
+#define MTK_PHY_CR_TX_AMP_OFFSET_C_MASK GENMASK(13, 8)
+#define MTK_PHY_CR_TX_AMP_OFFSET_D_MASK GENMASK(6, 0)
+
+#define MTK_PHY_RG_DEV1E_REG174 (0x174)
+#define MTK_PHY_RSEL_TX_A_MASK GENMASK(14, 8)
+#define MTK_PHY_RSEL_TX_B_MASK GENMASK(6, 0)
+
+#define MTK_PHY_RG_DEV1E_REG175 (0x175)
+#define MTK_PHY_RSEL_TX_C_MASK GENMASK(14, 8)
+#define MTK_PHY_RSEL_TX_D_MASK GENMASK(6, 0)
+
+#define MTK_PHY_RG_DEV1E_REG17A (0x17a)
+#define MTK_PHY_AD_CAL_COMP_OUT_SHIFT (8)
+
+#define MTK_PHY_RG_DEV1E_REG17B (0x17b)
+#define MTK_PHY_DA_CAL_CLK BIT(0)
+
+#define MTK_PHY_RG_DEV1E_REG17C (0x17c)
+#define MTK_PHY_DA_CALIN_FLAG BIT(0)
+
+#define MTK_PHY_RG_DEV1E_REG17D (0x17d)
+#define MTK_PHY_DASN_DAC_IN0_A_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG17E (0x17e)
+#define MTK_PHY_DASN_DAC_IN0_B_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG17F (0x17f)
+#define MTK_PHY_DASN_DAC_IN0_C_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG180 (0x180)
+#define MTK_PHY_DASN_DAC_IN0_D_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG181 (0x181)
+#define MTK_PHY_DASN_DAC_IN1_A_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG182 (0x182)
+#define MTK_PHY_DASN_DAC_IN1_B_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG183 (0x183)
+#define MTK_PHY_DASN_DAC_IN1_C_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG184 (0x180)
+#define MTK_PHY_DASN_DAC_IN1_D_MASK GENMASK(9, 0)
+
+#define MTK_PHY_RG_DEV1E_REG53D (0x53d)
+#define MTK_PHY_DA_TX_R50_A_NORMAL_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_R50_A_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_RG_DEV1E_REG53E (0x53e)
+#define MTK_PHY_DA_TX_R50_B_NORMAL_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_R50_B_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_RG_DEV1E_REG53F (0x53f)
+#define MTK_PHY_DA_TX_R50_C_NORMAL_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_R50_C_TBT_MASK GENMASK(5, 0)
+
+#define MTK_PHY_RG_DEV1E_REG540 (0x540)
+#define MTK_PHY_DA_TX_R50_D_NORMAL_MASK GENMASK(13, 8)
+#define MTK_PHY_DA_TX_R50_D_TBT_MASK GENMASK(5, 0)
+
+
+/* Registers on MDIO_MMD_VEND2 */
+#define MTK_PHY_ANA_TEST_BUS_CTRL_RG (0x100)
+#define MTK_PHY_ANA_TEST_MODE_MASK GENMASK(15, 8)
+
+#define MTK_PHY_RG_DEV1F_REG110 (0x110)
+#define MTK_PHY_RG_TST_DMY2_MASK GENMASK(5, 0)
+#define MTK_PHY_RG_TANA_RESERVE_MASK GENMASK(13, 8)
+
+#define MTK_PHY_RG_DEV1F_REG115 (0x115)
+#define MTK_PHY_RG_BG_RASEL_MASK GENMASK(2, 0)
+
+/*
+ * These macro privides efuse parsing for internal phy.
+ */
+#define EFS_DA_TX_I2MPB_A(x) (((x) >> 0) & GENMASK(5, 0))
+#define EFS_DA_TX_I2MPB_B(x) (((x) >> 6) & GENMASK(5, 0))
+#define EFS_DA_TX_I2MPB_C(x) (((x) >> 12) & GENMASK(5, 0))
+#define EFS_DA_TX_I2MPB_D(x) (((x) >> 18) & GENMASK(5, 0))
+#define EFS_DA_TX_AMP_OFFSET_A(x) (((x) >> 24) & GENMASK(5, 0))
+
+#define EFS_DA_TX_AMP_OFFSET_B(x) (((x) >> 0) & GENMASK(5, 0))
+#define EFS_DA_TX_AMP_OFFSET_C(x) (((x) >> 6) & GENMASK(5, 0))
+#define EFS_DA_TX_AMP_OFFSET_D(x) (((x) >> 12) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_A(x) (((x) >> 18) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_B(x) (((x) >> 24) & GENMASK(5, 0))
+
+#define EFS_DA_TX_R50_C(x) (((x) >> 0) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_D(x) (((x) >> 6) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_A_10M(x) (((x) >> 12) & GENMASK(5, 0))
+#define EFS_DA_TX_R50_B_10M(x) (((x) >> 18) & GENMASK(5, 0))
+
+#define EFS_RG_BG_RASEL(x) (((x) >> 4) & GENMASK(2, 0))
+#define EFS_RG_REXT_TRIM(x) (((x) >> 7) & GENMASK(5, 0))
+
+typedef enum {
+ PAIR_A,
+ PAIR_B,
+ PAIR_C,
+ PAIR_D,
+} phy_cal_pair_t;
+
+const u8 mt798x_zcal_to_r50[64] = {
+ 7, 8, 9, 9, 10, 10, 11, 11,
+ 12, 13, 13, 14, 14, 15, 16, 16,
+ 17, 18, 18, 19, 20, 21, 21, 22,
+ 23, 24, 24, 25, 26, 27, 28, 29,
+ 30, 31, 32, 33, 34, 35, 36, 37,
+ 38, 40, 41, 42, 43, 45, 46, 48,
+ 49, 51, 52, 54, 55, 57, 59, 61,
+ 62, 63, 63, 63, 63, 63, 63, 63
+};
+
+const char pair[4] = {'A', 'B', 'C', 'D'};
+
+#define CAL_NO_PAIR(cal_item, cal_mode, ...) \
+ cal_ret = cal_item##_cal_##cal_mode(phydev, ##__VA_ARGS__);
+
+#define CAL_PAIR_A_TO_A(cal_item, cal_mode, ...) \
+ for(i=PAIR_A; i<=PAIR_A; i++) { \
+ cal_ret = cal_item##_cal_##cal_mode(phydev, ##__VA_ARGS__, i);\
+ if(cal_ret) break; \
+ }
+
+#define CAL_PAIR_A_TO_D(cal_item, cal_mode, ...) \
+ for(i=PAIR_A; i<=PAIR_D; i++) { \
+ cal_ret = cal_item##_cal_##cal_mode(phydev, ##__VA_ARGS__, i);\
+ if(cal_ret) break; \
+ }
+
+#define SW_CAL(cal_item, cal_mode_get, pair_mode) \
+ CAL_##pair_mode(cal_item, sw) \
+
+#define SW_EFUSE_CAL(cal_item, cal_mode_get, pair_mode,...) \
+ if (ret || (!ret && strcmp("efuse", cal_mode_get) == 0)) { \
+ CAL_##pair_mode(cal_item, efuse, ##__VA_ARGS__) \
+ } else if (!ret && strcmp("sw", cal_mode_get) == 0) { \
+ CAL_##pair_mode(cal_item, sw) \
+ } else { \
+ dev_info(&phydev->mdio.dev, "%s cal mode %s not supported\n", \
+ #cal_item, \
+ cal_mode_get); \
+ }
+
+#define EFUSE_CAL(cal_item, cal_mode_get, pair_mode, ...) \
+ if ((efs_valid && ret) || \
+ (efs_valid && !ret && strcmp("efuse", cal_mode_get) == 0)) {\
+ CAL_##pair_mode(cal_item, efuse, ##__VA_ARGS__) \
+ } else { \
+ dev_info(&phydev->mdio.dev, "%s uses default value, " \
+ "efs-valid: %s, dts: %s\n", \
+ #cal_item, \
+ efs_valid? "yes" : "no", \
+ ret? "empty" : cal_mode_get); \
+ }
+
+#define CAL_FLOW(cal_item, cal_mode, cal_mode_get, pair_mode,...) \
+ ret = of_property_read_string(phydev->mdio.dev.of_node, \
+ #cal_item, &cal_mode_get); \
+ cal_mode##_CAL(cal_item, cal_mode_get, pair_mode, ##__VA_ARGS__)\
+ if(cal_ret) { \
+ dev_err(&phydev->mdio.dev, "cal_item cal failed\n"); \
+ ret = -EIO; \
+ goto out; \
+ }
+
+static int mtk_gephy_read_page(struct phy_device *phydev)
+{
+ return __phy_read(phydev, MTK_EXT_PAGE_ACCESS);
+}
+
+static int mtk_gephy_write_page(struct phy_device *phydev, int page)
+{
+ return __phy_write(phydev, MTK_EXT_PAGE_ACCESS, page);
+}
+
+/*
+ * One calibration cycle consists of:
+ * 1.Set DA_CALIN_FLAG high to start calibration. Keep it high
+ * until AD_CAL_COMP is ready to output calibration result.
+ * 2.Wait until DA_CAL_CLK is available.
+ * 3.Fetch AD_CAL_COMP_OUT.
+ */
+static int cal_cycle(struct phy_device *phydev, int devad,
+ u32 regnum, u16 mask, u16 cal_val)
+{
+ unsigned long timeout;
+ int reg_val;
+ int ret;
+
+ phy_modify_mmd(phydev, devad, regnum,
+ mask, cal_val);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17C,
+ MTK_PHY_DA_CALIN_FLAG);
+
+ timeout = jiffies + usecs_to_jiffies(ANALOG_INTERNAL_OPERATION_MAX_US);
+ do{
+ reg_val = phy_read_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17B);
+ } while(time_before(jiffies, timeout) && !(reg_val & BIT(0)));
+
+ if(!(reg_val & BIT(0))) {
+ dev_err(&phydev->mdio.dev, "Calibration cycle timeout\n");
+ return -ETIMEDOUT;
+ }
+
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17C,
+ MTK_PHY_DA_CALIN_FLAG);
+ ret = phy_read_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17A) >>
+ MTK_PHY_AD_CAL_COMP_OUT_SHIFT;
+ dev_dbg(&phydev->mdio.dev, "cal_val: 0x%x, ret: %d\n", cal_val, ret);
+
+ return ret;
+}
+
+static int rext_fill_result(struct phy_device *phydev, u16 *buf)
+{
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_REXT_TRIM_MASK, buf[0] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_DEV1F_REG115,
+ MTK_PHY_RG_BG_RASEL_MASK, buf[1]);
+
+ return 0;
+}
+
+static int rext_cal_efuse(struct phy_device *phydev, u32 *buf)
+{
+ u16 rext_cal_val[2];
+
+ rext_cal_val[0] = EFS_RG_REXT_TRIM(buf[3]);
+ rext_cal_val[1] = EFS_RG_BG_RASEL(buf[3]);
+ rext_fill_result(phydev, rext_cal_val);
+
+ return 0;
+}
+
+static int rext_cal_sw(struct phy_device *phydev)
+{
+ u8 rg_zcal_ctrl_def;
+ u8 zcal_lower, zcal_upper, rg_zcal_ctrl;
+ u8 lower_ret, upper_ret;
+ u16 rext_cal_val[2];
+ int ret;
+
+ phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_ANA_TEST_BUS_CTRL_RG,
+ MTK_PHY_ANA_TEST_MODE_MASK, MTK_PHY_TANA_CAL_MODE << 8);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_TXVOS_CALEN);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_CAL_CKINV | MTK_PHY_RG_ANA_CALEN | MTK_PHY_RG_REXT_CALEN);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_DEV1F_REG110,
+ MTK_PHY_RG_TST_DMY2_MASK, 0x1);
+
+ rg_zcal_ctrl_def = phy_read_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5) &
+ MTK_PHY_RG_ZCAL_CTRL_MASK;
+ zcal_lower = ZCAL_CTRL_MIN;
+ zcal_upper = ZCAL_CTRL_MAX;
+
+ dev_dbg(&phydev->mdio.dev, "Start REXT SW cal.\n");
+ while((zcal_upper-zcal_lower) > 1) {
+ rg_zcal_ctrl = DIV_ROUND_CLOSEST(zcal_lower+zcal_upper, 2);
+ ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, rg_zcal_ctrl);
+ if(ret==1)
+ zcal_upper = rg_zcal_ctrl;
+ else if(ret==0)
+ zcal_lower = rg_zcal_ctrl;
+ else
+ goto restore;
+ }
+
+ ret = lower_ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, zcal_lower);
+ if(lower_ret < 0)
+ goto restore;
+
+ ret = upper_ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, zcal_upper);
+ if(upper_ret < 0)
+ goto restore;
+
+ ret = upper_ret-lower_ret;
+ if (ret == 1) {
+ rext_cal_val[0] = zcal_upper;
+ rext_cal_val[1] = zcal_upper >> 3;
+ rext_fill_result(phydev, rext_cal_val);
+ dev_info(&phydev->mdio.dev, "REXT SW cal result: 0x%x\n", zcal_upper);
+ ret = 0;
+ } else
+ ret = -EINVAL;
+
+restore:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_ANA_TEST_BUS_CTRL_RG,
+ MTK_PHY_ANA_TEST_MODE_MASK);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_CAL_CKINV | MTK_PHY_RG_ANA_CALEN | MTK_PHY_RG_REXT_CALEN);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_DEV1F_REG110,
+ MTK_PHY_RG_TST_DMY2_MASK);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, rg_zcal_ctrl_def);
+
+ return ret;
+}
+
+static int tx_offset_fill_result(struct phy_device *phydev, u16 *buf)
+{
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG172,
+ MTK_PHY_CR_TX_AMP_OFFSET_A_MASK, buf[0] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG172,
+ MTK_PHY_CR_TX_AMP_OFFSET_B_MASK, buf[1]);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG173,
+ MTK_PHY_CR_TX_AMP_OFFSET_C_MASK, buf[2] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG173,
+ MTK_PHY_CR_TX_AMP_OFFSET_D_MASK, buf[3]);
+
+ return 0;
+}
+
+static int tx_offset_cal_efuse(struct phy_device *phydev, u32 *buf)
+{
+ u16 tx_offset_cal_val[4];
+
+ tx_offset_cal_val[0] = EFS_DA_TX_AMP_OFFSET_A(buf[0]);
+ tx_offset_cal_val[1] = EFS_DA_TX_AMP_OFFSET_B(buf[1]);
+ tx_offset_cal_val[2] = EFS_DA_TX_AMP_OFFSET_C(buf[1]);
+ tx_offset_cal_val[3] = EFS_DA_TX_AMP_OFFSET_D(buf[1]);
+
+ tx_offset_fill_result(phydev, tx_offset_cal_val);
+
+ return 0;
+}
+
+static int tx_amp_fill_result(struct phy_device *phydev, u16 *buf)
+{
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TXVLD_DA_RG,
+ MTK_PHY_DA_TX_I2MPB_A_GBE_MASK, buf[0] << 10);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TXVLD_DA_RG,
+ MTK_PHY_DA_TX_I2MPB_A_TBT_MASK, buf[0]);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_A2,
+ MTK_PHY_DA_TX_I2MPB_A_HBT_MASK, buf[0] << 10);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_A2,
+ MTK_PHY_DA_TX_I2MPB_A_TST_MASK, buf[0]);
+
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B1,
+ MTK_PHY_DA_TX_I2MPB_B_GBE_MASK, buf[1] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B1,
+ MTK_PHY_DA_TX_I2MPB_B_TBT_MASK, buf[1]);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B2,
+ MTK_PHY_DA_TX_I2MPB_B_HBT_MASK, buf[1] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B2,
+ MTK_PHY_DA_TX_I2MPB_B_TST_MASK, buf[1]);
+
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C1,
+ MTK_PHY_DA_TX_I2MPB_C_GBE_MASK, buf[2] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C1,
+ MTK_PHY_DA_TX_I2MPB_C_TBT_MASK, buf[2]);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C2,
+ MTK_PHY_DA_TX_I2MPB_C_HBT_MASK, buf[2] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C2,
+ MTK_PHY_DA_TX_I2MPB_C_TST_MASK, buf[2]);
+
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D1,
+ MTK_PHY_DA_TX_I2MPB_D_GBE_MASK, buf[3] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D1,
+ MTK_PHY_DA_TX_I2MPB_D_TBT_MASK, buf[3]);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D2,
+ MTK_PHY_DA_TX_I2MPB_D_HBT_MASK, buf[3] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D2,
+ MTK_PHY_DA_TX_I2MPB_D_TST_MASK, buf[3]);
+
+ return 0;
+}
+
+static int tx_amp_cal_efuse(struct phy_device *phydev, u32 *buf)
+{
+ u16 tx_amp_cal_val[4];
+
+ tx_amp_cal_val[0] = EFS_DA_TX_I2MPB_A(buf[0]);
+ tx_amp_cal_val[1] = EFS_DA_TX_I2MPB_B(buf[0]);
+ tx_amp_cal_val[2] = EFS_DA_TX_I2MPB_C(buf[0]);
+ tx_amp_cal_val[3] = EFS_DA_TX_I2MPB_D(buf[0]);
+ tx_amp_fill_result(phydev, tx_amp_cal_val);
+
+ return 0;
+}
+
+static int tx_r50_fill_result(struct phy_device *phydev, u16 *buf,
+ phy_cal_pair_t txg_calen_x)
+{
+ switch(txg_calen_x) {
+ case PAIR_A:
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG53D,
+ MTK_PHY_DA_TX_R50_A_NORMAL_MASK, buf[0] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG53D,
+ MTK_PHY_DA_TX_R50_A_TBT_MASK, buf[0]);
+ break;
+ case PAIR_B:
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG53E,
+ MTK_PHY_DA_TX_R50_B_NORMAL_MASK, buf[0] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG53E,
+ MTK_PHY_DA_TX_R50_B_TBT_MASK, buf[0]);
+ break;
+ case PAIR_C:
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG53F,
+ MTK_PHY_DA_TX_R50_C_NORMAL_MASK, buf[0] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG53F,
+ MTK_PHY_DA_TX_R50_C_TBT_MASK, buf[0]);
+ break;
+ case PAIR_D:
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG540,
+ MTK_PHY_DA_TX_R50_D_NORMAL_MASK, buf[0] << 8);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG540,
+ MTK_PHY_DA_TX_R50_D_TBT_MASK, buf[0]);
+ break;
+ }
+ return 0;
+}
+
+static int tx_r50_cal_efuse(struct phy_device *phydev, u32 *buf,
+ phy_cal_pair_t txg_calen_x)
+{
+ u16 tx_r50_cal_val[1];
+
+ switch(txg_calen_x) {
+ case PAIR_A:
+ tx_r50_cal_val[0] = EFS_DA_TX_R50_A(buf[1]);
+ break;
+ case PAIR_B:
+ tx_r50_cal_val[0] = EFS_DA_TX_R50_B(buf[1]);
+ break;
+ case PAIR_C:
+ tx_r50_cal_val[0] = EFS_DA_TX_R50_C(buf[2]);
+ break;
+ case PAIR_D:
+ tx_r50_cal_val[0] = EFS_DA_TX_R50_D(buf[2]);
+ break;
+ }
+ tx_r50_fill_result(phydev, tx_r50_cal_val, txg_calen_x);
+
+ return 0;
+}
+
+static int tx_r50_cal_sw(struct phy_device *phydev, phy_cal_pair_t txg_calen_x)
+{
+ u8 rg_zcal_ctrl_def;
+ u8 zcal_lower, zcal_upper, rg_zcal_ctrl;
+ u8 lower_ret, upper_ret;
+ u16 tx_r50_cal_val[1];
+ int ret;
+
+ phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_ANA_TEST_BUS_CTRL_RG,
+ MTK_PHY_ANA_TEST_MODE_MASK, MTK_PHY_TANA_CAL_MODE << 8);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_TXVOS_CALEN);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_CAL_CKINV | MTK_PHY_RG_ANA_CALEN);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG2,
+ BIT(txg_calen_x * 4));
+ phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_DEV1F_REG110,
+ MTK_PHY_RG_TST_DMY2_MASK, 0x1);
+
+ rg_zcal_ctrl_def = phy_read_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5) &
+ MTK_PHY_RG_ZCAL_CTRL_MASK;
+ zcal_lower = ZCAL_CTRL_MIN;
+ zcal_upper = ZCAL_CTRL_MAX;
+
+ dev_dbg(&phydev->mdio.dev, "Start TX-R50 Part%c SW cal.\n", pair[txg_calen_x]);
+ while((zcal_upper-zcal_lower) > 1) {
+ rg_zcal_ctrl = DIV_ROUND_CLOSEST(zcal_lower+zcal_upper, 2);
+ ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, rg_zcal_ctrl);
+ if(ret==1)
+ zcal_upper = rg_zcal_ctrl;
+ else if(ret==0)
+ zcal_lower = rg_zcal_ctrl;
+ else
+ goto restore;
+ }
+
+ ret = lower_ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, zcal_lower);
+ if(lower_ret < 0)
+ goto restore;
+
+ ret = upper_ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, zcal_upper);
+ if(upper_ret < 0)
+ goto restore;
+
+ ret = upper_ret-lower_ret;
+ if (ret == 1) {
+ tx_r50_cal_val[0] = mt798x_zcal_to_r50[zcal_upper];
+ tx_r50_fill_result(phydev, tx_r50_cal_val, txg_calen_x);
+ dev_info(&phydev->mdio.dev, "TX-R50 Part%c SW cal result: 0x%x\n",
+ pair[txg_calen_x], zcal_lower);
+ ret = 0;
+ } else
+ ret = -EINVAL;
+
+restore:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_ANA_TEST_BUS_CTRL_RG,
+ MTK_PHY_ANA_TEST_MODE_MASK);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_CAL_CKINV | MTK_PHY_RG_ANA_CALEN);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG2,
+ BIT(txg_calen_x * 4));
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_DEV1F_REG110,
+ MTK_PHY_RG_TST_DMY2_MASK);
+ phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
+ MTK_PHY_RG_ZCAL_CTRL_MASK, rg_zcal_ctrl_def);
+
+ return ret;
+}
+
+static int tx_vcm_cal_sw(struct phy_device *phydev, phy_cal_pair_t rg_txreserve_x)
+{
+ u8 lower_idx, upper_idx, txreserve_val;
+ u8 lower_ret, upper_ret;
+ int ret;
+
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_ANA_CALEN);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_CAL_CKINV);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_TXVOS_CALEN);
+
+ switch(rg_txreserve_x) {
+ case PAIR_A:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17D,
+ MTK_PHY_DASN_DAC_IN0_A_MASK);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG181,
+ MTK_PHY_DASN_DAC_IN1_A_MASK);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_ZCALEN_A);
+ break;
+ case PAIR_B:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17E,
+ MTK_PHY_DASN_DAC_IN0_B_MASK);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG182,
+ MTK_PHY_DASN_DAC_IN1_B_MASK);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_ZCALEN_B);
+ break;
+ case PAIR_C:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG17F,
+ MTK_PHY_DASN_DAC_IN0_C_MASK);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG183,
+ MTK_PHY_DASN_DAC_IN1_C_MASK);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_ZCALEN_C);
+ break;
+ case PAIR_D:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG180,
+ MTK_PHY_DASN_DAC_IN0_D_MASK);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG184,
+ MTK_PHY_DASN_DAC_IN1_D_MASK);
+ phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_ZCALEN_D);
+ break;
+ default:
+ ret = -EINVAL;
+ goto restore;
+ }
+
+ lower_idx = TXRESERVE_MIN;
+ upper_idx = TXRESERVE_MAX;
+
+ dev_dbg(&phydev->mdio.dev, "Start TX-VCM SW cal.\n");
+ while((upper_idx-lower_idx) > 1) {
+ txreserve_val = DIV_ROUND_CLOSEST(lower_idx+upper_idx, 2);
+ ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+ MTK_PHY_DA_RX_PSBN_TBT_MASK | MTK_PHY_DA_RX_PSBN_HBT_MASK |
+ MTK_PHY_DA_RX_PSBN_GBE_MASK | MTK_PHY_DA_RX_PSBN_LP_MASK,
+ txreserve_val << 12 | txreserve_val << 8 |
+ txreserve_val << 4 | txreserve_val);
+ if(ret==1)
+ upper_idx = txreserve_val;
+ else if(ret==0)
+ lower_idx = txreserve_val;
+ else
+ goto restore;
+ }
+
+ /* We calibrate TX-VCM in different logic. Check upper index and then
+ * lower index. If this calibration is valid, apply lower index's result.
+ */
+ ret = lower_ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+ MTK_PHY_DA_RX_PSBN_TBT_MASK | MTK_PHY_DA_RX_PSBN_HBT_MASK |
+ MTK_PHY_DA_RX_PSBN_GBE_MASK | MTK_PHY_DA_RX_PSBN_LP_MASK,
+ lower_idx << 12 | lower_idx << 8 | lower_idx << 4 | lower_idx);
+ if(lower_ret < 0)
+ goto restore;
+
+ ret = upper_ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+ MTK_PHY_DA_RX_PSBN_TBT_MASK | MTK_PHY_DA_RX_PSBN_HBT_MASK |
+ MTK_PHY_DA_RX_PSBN_GBE_MASK | MTK_PHY_DA_RX_PSBN_LP_MASK,
+ upper_idx << 12 | upper_idx << 8 | upper_idx << 4 | upper_idx);
+ if(upper_ret < 0)
+ goto restore;
+
+ ret = upper_ret-lower_ret;
+ if (ret == 1) {
+ ret = 0;
+ dev_info(&phydev->mdio.dev, "TX-VCM SW cal result: 0x%x\n", upper_idx);
+ } else if (lower_idx == TXRESERVE_MIN && upper_ret == 1 && lower_ret == 1) {
+ ret = 0;
+ cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
+ MTK_PHY_DA_RX_PSBN_TBT_MASK | MTK_PHY_DA_RX_PSBN_HBT_MASK |
+ MTK_PHY_DA_RX_PSBN_GBE_MASK | MTK_PHY_DA_RX_PSBN_LP_MASK,
+ lower_idx << 12 | lower_idx << 8 | lower_idx << 4 | lower_idx);
+ dev_warn(&phydev->mdio.dev, "TX-VCM SW cal result at low margin 0x%x\n", lower_idx);
+ } else if (upper_idx == TXRESERVE_MAX && upper_ret == 0 && lower_ret == 0) {
+ ret = 0;
+ dev_warn(&phydev->mdio.dev, "TX-VCM SW cal result at high margin 0x%x\n", upper_idx);
+ } else
+ ret = -EINVAL;
+
+restore:
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_ANA_CALEN);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_TXVOS_CALEN);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
+ MTK_PHY_RG_ZCALEN_A);
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
+ MTK_PHY_RG_ZCALEN_B | MTK_PHY_RG_ZCALEN_C | MTK_PHY_RG_ZCALEN_D);
+
+ return ret;
+}
+
+static void mtk_gephy_config_init(struct phy_device *phydev)
+{
+ /* Disable EEE */
+ phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, 0);
+
+ /* Enable HW auto downshift */
+ phy_modify_paged(phydev, MTK_PHY_PAGE_EXTENDED, 0x14, 0, BIT(4));
+
+ /* Increase SlvDPSready time */
+ phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
+ __phy_write(phydev, 0x10, 0xafae);
+ __phy_write(phydev, 0x12, 0x2f);
+ __phy_write(phydev, 0x10, 0x8fae);
+ phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
+
+ /* Adjust 100_mse_threshold */
+ phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x123, 0xffff);
+
+ /* Disable mcc */
+ phy_write_mmd(phydev, MDIO_MMD_VEND1, 0xa6, 0x300);
+}
+
+static int mt7530_phy_config_init(struct phy_device *phydev)
+{
+ mtk_gephy_config_init(phydev);
+
+ /* Increase post_update_timer */
+ phy_write_paged(phydev, MTK_PHY_PAGE_EXTENDED_3, 0x11, 0x4b);
+
+ return 0;
+}
+
+static int mt7531_phy_config_init(struct phy_device *phydev)
+{
+ if (phydev->interface != PHY_INTERFACE_MODE_INTERNAL)
+ return -EINVAL;
+
+ mtk_gephy_config_init(phydev);
+
+ /* PHY link down power saving enable */
+ phy_set_bits(phydev, 0x17, BIT(4));
+ phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, 0xc6, 0x300);
+
+ /* Set TX Pair delay selection */
+ phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x13, 0x404);
+ phy_write_mmd(phydev, MDIO_MMD_VEND1, 0x14, 0x404);
+
+ return 0;
+}
+
+static int mt798x_phy_config_init(struct phy_device *phydev)
+{
+ const char *cal_mode_from_dts;
+ int i, ret, cal_ret;
+ u32 *buf;
+ bool efs_valid = true;
+ size_t len;
+ struct nvmem_cell *cell;
+
+ if (phydev->interface != PHY_INTERFACE_MODE_GMII)
+ return -EINVAL;
+
+ cell = nvmem_cell_get(&phydev->mdio.dev, "phy-cal-data");
+ if (IS_ERR(cell)) {
+ if (PTR_ERR(cell) == -EPROBE_DEFER)
+ return PTR_ERR(cell);
+ return 0;
+ }
+
+ buf = (u32 *)nvmem_cell_read(cell, &len);
+ if (IS_ERR(buf))
+ return PTR_ERR(buf);
+ nvmem_cell_put(cell);
+
+ if(!buf[0] && !buf[1] && !buf[2] && !buf[3])
+ efs_valid = false;
+
+ if (len < 4 * sizeof(u32)) {
+ dev_err(&phydev->mdio.dev, "invalid calibration data\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ CAL_FLOW(rext, SW_EFUSE, cal_mode_from_dts, NO_PAIR, buf)
+ CAL_FLOW(tx_offset, EFUSE, cal_mode_from_dts, NO_PAIR, buf)
+ CAL_FLOW(tx_amp, EFUSE, cal_mode_from_dts, NO_PAIR, buf)
+ CAL_FLOW(tx_r50, SW_EFUSE, cal_mode_from_dts, PAIR_A_TO_D, buf)
+ CAL_FLOW(tx_vcm, SW, cal_mode_from_dts, PAIR_A_TO_A)
+
+out:
+ kfree(buf);
+ return ret;
+}
+
+static struct phy_driver mtk_gephy_driver[] = {
+#if 0
+ {
+ PHY_ID_MATCH_EXACT(0x03a29412),
+ .name = "MediaTek MT7530 PHY",
+ .config_init = mt7530_phy_config_init,
+ /* Interrupts are handled by the switch, not the PHY
+ * itself.
+ */
+ .config_intr = genphy_no_config_intr,
+ .handle_interrupt = genphy_no_ack_interrupt,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
+ .read_page = mtk_gephy_read_page,
+ .write_page = mtk_gephy_write_page,
+ },
+ {
+ PHY_ID_MATCH_EXACT(0x03a29441),
+ .name = "MediaTek MT7531 PHY",
+ .config_init = mt7531_phy_config_init,
+ /* Interrupts are handled by the switch, not the PHY
+ * itself.
+ */
+ .config_intr = genphy_no_config_intr,
+ .handle_interrupt = genphy_no_ack_interrupt,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
+ .read_page = mtk_gephy_read_page,
+ .write_page = mtk_gephy_write_page,
+ },
+#endif
+ {
+ PHY_ID_MATCH_EXACT(0x03a29461),
+ .name = "MediaTek MT798x PHY",
+ .config_init = mt798x_phy_config_init,
+ /* Interrupts are handled by the switch, not the PHY
+ * itself.
+ */
+ .config_intr = genphy_no_config_intr,
+ .handle_interrupt = genphy_no_ack_interrupt,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
+ .read_page = mtk_gephy_read_page,
+ .write_page = mtk_gephy_write_page,
+ },
+};
+
+module_phy_driver(mtk_gephy_driver);
+
+static struct mdio_device_id __maybe_unused mtk_gephy_tbl[] = {
+ { PHY_ID_MATCH_VENDOR(0x03a29400) },
+ { }
+};
+
+MODULE_DESCRIPTION("MediaTek Gigabit Ethernet PHY driver");
+MODULE_AUTHOR("DENG, Qingfang <dqfext@gmail.com>");
+MODULE_LICENSE("GPL");
+
+MODULE_DEVICE_TABLE(mdio, mtk_gephy_tbl);
diff --git a/target/linux/mediatek/patches-5.4/743-add-mediatek-ge-gphy-support.patch b/target/linux/mediatek/patches-5.4/743-add-mediatek-ge-gphy-support.patch
new file mode 100644
index 0000000..718f324
--- /dev/null
+++ b/target/linux/mediatek/patches-5.4/743-add-mediatek-ge-gphy-support.patch
@@ -0,0 +1,24 @@
+--- a/drivers/net/phy/Kconfig
++++ b/drivers/net/phy/Kconfig
+@@ -512,6 +512,11 @@ config MESON_GXL_PHY
+ ---help---
+ Currently has a driver for the Amlogic Meson GXL Internal PHY
+
++config MEDIATEK_GE_PHY
++ tristate "MediaTek Gigabit Ethernet PHYs"
++ help
++ Supports the MediaTek Gigabit Ethernet PHYs.
++
+ config MICREL_PHY
+ tristate "Micrel PHYs"
+ ---help---
+--- a/drivers/net/phy/Makefile
++++ b/drivers/net/phy/Makefile
+@@ -93,6 +93,7 @@ obj-$(CONFIG_LSI_ET1011C_PHY) += et1011c
+ obj-$(CONFIG_LXT_PHY) += lxt.o
+ obj-$(CONFIG_MARVELL_PHY) += marvell.o
+ obj-$(CONFIG_MARVELL_10G_PHY) += marvell10g.o
++obj-$(CONFIG_MEDIATEK_GE_PHY) += mediatek-ge.o
+ obj-$(CONFIG_MESON_GXL_PHY) += meson-gxl.o
+ obj-$(CONFIG_MICREL_KS8995MA) += spi_ks8995.o
+ obj-$(CONFIG_MICREL_PHY) += micrel.o