diff --git a/drivers/net/wireless/realtek/rtw88/reg.h b/drivers/net/wireless/realtek/rtw88/reg.h
index f1275757f6b4..8f468d6b5f78 100644
--- a/drivers/net/wireless/realtek/rtw88/reg.h
+++ b/drivers/net/wireless/realtek/rtw88/reg.h
@@ -61,6 +61,7 @@
 #define BIT_FSPI_EN		BIT(19)
 #define BIT_EN_SIC		BIT(12)
 #define BIT_BT_AOD_GPIO3	BIT(9)
+#define BIT_PO_BT_PTA_PINS	BIT(9)
 #define BIT_BT_PTA_EN		BIT(5)
 #define BIT_WLRFE_4_5_EN	BIT(2)
 
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
index c41c61ee2fb6..0ac8c005c8e1 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c
@@ -649,6 +649,197 @@ static void rtw8821c_phy_calibration(struct rtw_dev *rtwdev)
 	rtw8821c_do_iqk(rtwdev);
 }
 
+/* for coex */
+static void rtw8821c_coex_cfg_init(struct rtw_dev *rtwdev)
+{
+	/* enable TBTT nterrupt */
+	rtw_write8_set(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION);
+
+	/* BT report packet sample rate */
+	rtw_write8_mask(rtwdev, REG_BT_TDMA_TIME, SAMPLE_RATE_MASK,
+			SAMPLE_RATE);
+
+	/* enable BT counter statistics */
+	rtw_write8(rtwdev, REG_BT_STAT_CTRL, BT_CNT_ENABLE);
+
+	/* enable PTA (3-wire function form BT side) */
+	rtw_write32_set(rtwdev, REG_GPIO_MUXCFG, BIT_BT_PTA_EN);
+	rtw_write32_set(rtwdev, REG_GPIO_MUXCFG, BIT_PO_BT_PTA_PINS);
+
+	/* enable PTA (tx/rx signal form WiFi side) */
+	rtw_write8_set(rtwdev, REG_QUEUE_CTRL, BIT_PTA_WL_TX_EN);
+	/* wl tx signal to PTA not case EDCCA */
+	rtw_write8_clr(rtwdev, REG_QUEUE_CTRL, BIT_PTA_EDCCA_EN);
+	/* GNT_BT=1 while select both */
+	rtw_write16_set(rtwdev, REG_BT_COEX_V2, BIT_GNT_BT_POLARITY);
+
+	/* beacon queue always hi-pri  */
+	rtw_write8_mask(rtwdev, REG_BT_COEX_TABLE_H + 3, BIT_BCN_QUEUE,
+			BCN_PRI_EN);
+}
+
+static void rtw8821c_coex_cfg_ant_switch(struct rtw_dev *rtwdev, u8 ctrl_type,
+					 u8 pos_type)
+{
+	struct rtw_coex *coex = &rtwdev->coex;
+	struct rtw_coex_dm *coex_dm = &coex->dm;
+	struct rtw_coex_rfe *coex_rfe = &coex->rfe;
+	u32 switch_status = FIELD_PREP(CTRL_TYPE_MASK, ctrl_type) | pos_type;
+	bool polarity_inverse;
+	u8 regval = 0;
+
+	if (switch_status == coex_dm->cur_switch_status)
+		return;
+
+	coex_dm->cur_switch_status = switch_status;
+
+	if (coex_rfe->ant_switch_diversity &&
+	    ctrl_type == COEX_SWITCH_CTRL_BY_BBSW)
+		ctrl_type = COEX_SWITCH_CTRL_BY_ANTDIV;
+
+	polarity_inverse = (coex_rfe->ant_switch_polarity == 1);
+
+	switch (ctrl_type) {
+	default:
+	case COEX_SWITCH_CTRL_BY_BBSW:
+		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
+		rtw_write32_set(rtwdev, REG_LED_CFG, BIT_DPDT_WL_SEL);
+		/* BB SW, DPDT use RFE_ctrl8 and RFE_ctrl9 as ctrl pin */
+		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_RFE_SEL89,
+				DPDT_CTRL_PIN);
+
+		if (pos_type == COEX_SWITCH_TO_WLG_BT) {
+			if (coex_rfe->rfe_module_type != 0x4 &&
+			    coex_rfe->rfe_module_type != 0x2)
+				regval = 0x3;
+			else
+				regval = (!polarity_inverse ? 0x2 : 0x1);
+		} else if (pos_type == COEX_SWITCH_TO_WLG) {
+			regval = (!polarity_inverse ? 0x2 : 0x1);
+		} else {
+			regval = (!polarity_inverse ? 0x1 : 0x2);
+		}
+
+		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_R_RFE_SEL_15,
+				regval);
+		break;
+	case COEX_SWITCH_CTRL_BY_PTA:
+		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
+		rtw_write32_set(rtwdev, REG_LED_CFG, BIT_DPDT_WL_SEL);
+		/* PTA,  DPDT use RFE_ctrl8 and RFE_ctrl9 as ctrl pin */
+		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_RFE_SEL89,
+				PTA_CTRL_PIN);
+
+		regval = (!polarity_inverse ? 0x2 : 0x1);
+		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_R_RFE_SEL_15,
+				regval);
+		break;
+	case COEX_SWITCH_CTRL_BY_ANTDIV:
+		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
+		rtw_write32_set(rtwdev, REG_LED_CFG, BIT_DPDT_WL_SEL);
+		rtw_write8_mask(rtwdev, REG_RFE_CTRL8, BIT_MASK_RFE_SEL89,
+				ANTDIC_CTRL_PIN);
+		break;
+	case COEX_SWITCH_CTRL_BY_MAC:
+		rtw_write32_set(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
+
+		regval = (!polarity_inverse ? 0x0 : 0x1);
+		rtw_write8_mask(rtwdev, REG_PAD_CTRL1, BIT_SW_DPDT_SEL_DATA,
+				regval);
+		break;
+	case COEX_SWITCH_CTRL_BY_FW:
+		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
+		rtw_write32_set(rtwdev, REG_LED_CFG, BIT_DPDT_WL_SEL);
+		break;
+	case COEX_SWITCH_CTRL_BY_BT:
+		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_SEL_EN);
+		rtw_write32_clr(rtwdev, REG_LED_CFG, BIT_DPDT_WL_SEL);
+		break;
+	}
+
+	if (ctrl_type == COEX_SWITCH_CTRL_BY_BT) {
+		rtw_write32_clr(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE1);
+		rtw_write32_clr(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE2);
+	} else {
+		rtw_write32_set(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE1);
+		rtw_write32_set(rtwdev, REG_CTRL_TYPE, BIT_CTRL_TYPE2);
+	}
+}
+
+static void rtw8821c_coex_cfg_gnt_fix(struct rtw_dev *rtwdev)
+{}
+
+static void rtw8821c_coex_cfg_gnt_debug(struct rtw_dev *rtwdev)
+{
+	rtw_write32_clr(rtwdev, REG_PAD_CTRL1, BIT_BTGP_SPI_EN);
+	rtw_write32_clr(rtwdev, REG_PAD_CTRL1, BIT_BTGP_JTAG_EN);
+	rtw_write32_clr(rtwdev, REG_GPIO_MUXCFG, BIT_FSPI_EN);
+	rtw_write32_clr(rtwdev, REG_PAD_CTRL1, BIT_LED1DIS);
+	rtw_write32_clr(rtwdev, REG_SYS_SDIO_CTRL, BIT_SDIO_INT);
+	rtw_write32_clr(rtwdev, REG_SYS_SDIO_CTRL, BIT_DBG_GNT_WL_BT);
+}
+
+static void rtw8821c_coex_cfg_rfe_type(struct rtw_dev *rtwdev)
+{
+	struct rtw_coex *coex = &rtwdev->coex;
+	struct rtw_coex_rfe *coex_rfe = &coex->rfe;
+	struct rtw_efuse *efuse = &rtwdev->efuse;
+
+	coex_rfe->rfe_module_type = efuse->rfe_option;
+	coex_rfe->ant_switch_polarity = 0;
+	coex_rfe->ant_switch_exist = true;
+	coex_rfe->wlg_at_btg = false;
+
+	switch (coex_rfe->rfe_module_type) {
+	case 0:
+	case 8:
+	case 1:
+	case 9:  /* 1-Ant, Main, WLG */
+	default: /* 2-Ant, DPDT, WLG */
+		break;
+	case 2:
+	case 10: /* 1-Ant, Main, BTG */
+	case 7:
+	case 15: /* 2-Ant, DPDT, BTG */
+		coex_rfe->wlg_at_btg = true;
+		break;
+	case 3:
+	case 11: /* 1-Ant, Aux, WLG */
+		coex_rfe->ant_switch_polarity = 1;
+		break;
+	case 4:
+	case 12: /* 1-Ant, Aux, BTG */
+		coex_rfe->wlg_at_btg = true;
+		coex_rfe->ant_switch_polarity = 1;
+		break;
+	case 5:
+	case 13: /* 2-Ant, no switch, WLG */
+	case 6:
+	case 14: /* 2-Ant, no antenna switch, WLG */
+		coex_rfe->ant_switch_exist = false;
+		break;
+	}
+}
+
+static void rtw8821c_coex_cfg_wl_tx_power(struct rtw_dev *rtwdev, u8 wl_pwr)
+{
+	struct rtw_coex *coex = &rtwdev->coex;
+	struct rtw_coex_dm *coex_dm = &coex->dm;
+	struct rtw_efuse *efuse = &rtwdev->efuse;
+	bool share_ant = efuse->share_ant;
+
+	if (share_ant)
+		return;
+
+	if (wl_pwr == coex_dm->cur_wl_pwr_lvl)
+		return;
+
+	coex_dm->cur_wl_pwr_lvl = wl_pwr;
+}
+
+static void rtw8821c_coex_cfg_wl_rx_gain(struct rtw_dev *rtwdev, bool low_gain)
+{}
+
 static void
 rtw8821c_txagc_swing_offset(struct rtw_dev *rtwdev, u8 pwr_idx_offset,
 			    s8 pwr_idx_offset_lower,
@@ -1293,8 +1484,166 @@ static struct rtw_chip_ops rtw8821c_ops = {
 	.config_bfee		= rtw8821c_bf_config_bfee,
 	.set_gid_table		= rtw_bf_set_gid_table,
 	.cfg_csi_rate		= rtw_bf_cfg_csi_rate,
+
+	.coex_set_init		= rtw8821c_coex_cfg_init,
+	.coex_set_ant_switch	= rtw8821c_coex_cfg_ant_switch,
+	.coex_set_gnt_fix	= rtw8821c_coex_cfg_gnt_fix,
+	.coex_set_gnt_debug	= rtw8821c_coex_cfg_gnt_debug,
+	.coex_set_rfe_type	= rtw8821c_coex_cfg_rfe_type,
+	.coex_set_wl_tx_power	= rtw8821c_coex_cfg_wl_tx_power,
+	.coex_set_wl_rx_gain	= rtw8821c_coex_cfg_wl_rx_gain,
+};
+
+/* rssi in percentage % (dbm = % - 100) */
+static const u8 wl_rssi_step_8821c[] = {101, 45, 101, 40};
+static const u8 bt_rssi_step_8821c[] = {101, 101, 101, 101};
+
+/* Shared-Antenna Coex Table */
+static const struct coex_table_para table_sant_8821c[] = {
+	{0x55555555, 0x55555555}, /* case-0 */
+	{0x55555555, 0x55555555},
+	{0x66555555, 0x66555555},
+	{0xaaaaaaaa, 0xaaaaaaaa},
+	{0x5a5a5a5a, 0x5a5a5a5a},
+	{0xfafafafa, 0xfafafafa}, /* case-5 */
+	{0x6a5a5555, 0xaaaaaaaa},
+	{0x6a5a56aa, 0x6a5a56aa},
+	{0x6a5a5a5a, 0x6a5a5a5a},
+	{0x66555555, 0x5a5a5a5a},
+	{0x66555555, 0x6a5a5a5a}, /* case-10 */
+	{0x66555555, 0xaaaaaaaa},
+	{0x66555555, 0x6a5a5aaa},
+	{0x66555555, 0x6aaa6aaa},
+	{0x66555555, 0x6a5a5aaa},
+	{0x66555555, 0xaaaaaaaa}, /* case-15 */
+	{0xffff55ff, 0xfafafafa},
+	{0xffff55ff, 0x6afa5afa},
+	{0xaaffffaa, 0xfafafafa},
+	{0xaa5555aa, 0x5a5a5a5a},
+	{0xaa5555aa, 0x6a5a5a5a}, /* case-20 */
+	{0xaa5555aa, 0xaaaaaaaa},
+	{0xffffffff, 0x55555555},
+	{0xffffffff, 0x5a5a5a5a},
+	{0xffffffff, 0x5a5a5a5a},
+	{0xffffffff, 0x5a5a5aaa}, /* case-25 */
+	{0x55555555, 0x5a5a5a5a},
+	{0x55555555, 0xaaaaaaaa},
+	{0x66555555, 0x6a5a6a5a},
+	{0x66556655, 0x66556655},
+	{0x66556aaa, 0x6a5a6aaa}, /* case-30 */
+	{0xffffffff, 0x5aaa5aaa},
+	{0x56555555, 0x5a5a5aaa}
+};
+
+/* Non-Shared-Antenna Coex Table */
+static const struct coex_table_para table_nsant_8821c[] = {
+	{0xffffffff, 0xffffffff}, /* case-100 */
+	{0xffff55ff, 0xfafafafa},
+	{0x66555555, 0x66555555},
+	{0xaaaaaaaa, 0xaaaaaaaa},
+	{0x5a5a5a5a, 0x5a5a5a5a},
+	{0xffffffff, 0xffffffff}, /* case-105 */
+	{0x5afa5afa, 0x5afa5afa},
+	{0x55555555, 0xfafafafa},
+	{0x66555555, 0xfafafafa},
+	{0x66555555, 0x5a5a5a5a},
+	{0x66555555, 0x6a5a5a5a}, /* case-110 */
+	{0x66555555, 0xaaaaaaaa},
+	{0xffff55ff, 0xfafafafa},
+	{0xffff55ff, 0x5afa5afa},
+	{0xffff55ff, 0xaaaaaaaa},
+	{0xffff55ff, 0xffff55ff}, /* case-115 */
+	{0xaaffffaa, 0x5afa5afa},
+	{0xaaffffaa, 0xaaaaaaaa},
+	{0xffffffff, 0xfafafafa},
+	{0xffff55ff, 0xfafafafa},
+	{0xffffffff, 0xaaaaaaaa}, /* case-120 */
+	{0xffff55ff, 0x5afa5afa},
+	{0xffff55ff, 0x5afa5afa},
+	{0x55ff55ff, 0x55ff55ff}
+};
+
+/* Shared-Antenna TDMA */
+static const struct coex_tdma_para tdma_sant_8821c[] = {
+	{ {0x00, 0x00, 0x00, 0x00, 0x00} }, /* case-0 */
+	{ {0x61, 0x45, 0x03, 0x11, 0x11} }, /* case-1 */
+	{ {0x61, 0x3a, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x35, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x20, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x3a, 0x03, 0x11, 0x11} }, /* case-5 */
+	{ {0x61, 0x45, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x35, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x30, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x20, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x10, 0x03, 0x11, 0x10} }, /* case-10 */
+	{ {0x61, 0x08, 0x03, 0x11, 0x15} },
+	{ {0x61, 0x08, 0x03, 0x10, 0x14} },
+	{ {0x51, 0x08, 0x03, 0x10, 0x54} },
+	{ {0x51, 0x08, 0x03, 0x10, 0x55} },
+	{ {0x51, 0x08, 0x07, 0x10, 0x54} }, /* case-15 */
+	{ {0x51, 0x45, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x3a, 0x03, 0x11, 0x50} },
+	{ {0x51, 0x30, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x21, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x10, 0x03, 0x10, 0x50} }, /* case-20 */
+	{ {0x51, 0x4a, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x08, 0x03, 0x30, 0x54} },
+	{ {0x55, 0x08, 0x03, 0x10, 0x54} },
+	{ {0x65, 0x10, 0x03, 0x11, 0x10} },
+	{ {0x51, 0x10, 0x03, 0x10, 0x51} }, /* case-25 */
+	{ {0x51, 0x21, 0x03, 0x10, 0x50} },
+	{ {0x61, 0x08, 0x03, 0x11, 0x11} }
+};
+
+/* Non-Shared-Antenna TDMA */
+static const struct coex_tdma_para tdma_nsant_8821c[] = {
+	{ {0x00, 0x00, 0x00, 0x40, 0x00} }, /* case-100 */
+	{ {0x61, 0x45, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x25, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x35, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x20, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x10, 0x03, 0x11, 0x11} }, /* case-105 */
+	{ {0x61, 0x45, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x30, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x30, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x20, 0x03, 0x11, 0x10} },
+	{ {0x61, 0x10, 0x03, 0x11, 0x10} }, /* case-110 */
+	{ {0x61, 0x10, 0x03, 0x11, 0x11} },
+	{ {0x61, 0x08, 0x03, 0x10, 0x14} },
+	{ {0x51, 0x08, 0x03, 0x10, 0x54} },
+	{ {0x51, 0x08, 0x03, 0x10, 0x55} },
+	{ {0x51, 0x08, 0x07, 0x10, 0x54} }, /* case-115 */
+	{ {0x51, 0x45, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x3a, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x30, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x21, 0x03, 0x10, 0x50} },
+	{ {0x51, 0x21, 0x03, 0x10, 0x50} }, /* case-120 */
+	{ {0x51, 0x10, 0x03, 0x10, 0x50} }
 };
 
+static const struct coex_5g_afh_map afh_5g_8821c[] = { {0, 0, 0} };
+
+/* wl_tx_dec_power, bt_tx_dec_power, wl_rx_gain, bt_rx_lna_constrain */
+static const struct coex_rf_para rf_para_tx_8821c[] = {
+	{0, 0, false, 7},  /* for normal */
+	{0, 20, false, 7}, /* for WL-CPT */
+	{8, 17, true, 4},
+	{7, 18, true, 4},
+	{6, 19, true, 4},
+	{5, 20, true, 4}
+};
+
+static const struct coex_rf_para rf_para_rx_8821c[] = {
+	{0, 0, false, 7},  /* for normal */
+	{0, 20, false, 7}, /* for WL-CPT */
+	{3, 24, true, 5},
+	{2, 26, true, 5},
+	{1, 27, true, 5},
+	{0, 28, true, 5}
+};
+
+static_assert(ARRAY_SIZE(rf_para_tx_8821c) == ARRAY_SIZE(rf_para_rx_8821c));
+
 static const u8 rtw8821c_pwrtrk_5gb_n[][RTW_PWR_TRK_TBL_SZ] = {
 	{0, 1, 1, 2, 3, 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 8, 8, 8, 9, 9, 9, 10, 10,
 	 11, 11, 12, 12, 12, 12, 12},
@@ -1394,6 +1743,31 @@ const struct rtw_pwr_track_tbl rtw8821c_rtw_pwr_track_tbl = {
 	.pwrtrk_2g_ccka_p = rtw8821c_pwrtrk_2g_cck_a_p,
 };
 
+static const struct rtw_reg_domain coex_info_hw_regs_8821c[] = {
+	{0xCB0, MASKDWORD, RTW_REG_DOMAIN_MAC32},
+	{0xCB4, MASKDWORD, RTW_REG_DOMAIN_MAC32},
+	{0xCBA, MASKBYTE0, RTW_REG_DOMAIN_MAC8},
+	{0, 0, RTW_REG_DOMAIN_NL},
+	{0x430, MASKDWORD, RTW_REG_DOMAIN_MAC32},
+	{0x434, MASKDWORD, RTW_REG_DOMAIN_MAC32},
+	{0x42a, MASKLWORD, RTW_REG_DOMAIN_MAC16},
+	{0x426, MASKBYTE0, RTW_REG_DOMAIN_MAC8},
+	{0x45e, BIT(3), RTW_REG_DOMAIN_MAC8},
+	{0x454, MASKLWORD, RTW_REG_DOMAIN_MAC16},
+	{0, 0, RTW_REG_DOMAIN_NL},
+	{0x4c, BIT(24) | BIT(23), RTW_REG_DOMAIN_MAC32},
+	{0x64, BIT(0), RTW_REG_DOMAIN_MAC8},
+	{0x4c6, BIT(4), RTW_REG_DOMAIN_MAC8},
+	{0x40, BIT(5), RTW_REG_DOMAIN_MAC8},
+	{0x1, RFREG_MASK, RTW_REG_DOMAIN_RF_A},
+	{0, 0, RTW_REG_DOMAIN_NL},
+	{0x550, MASKDWORD, RTW_REG_DOMAIN_MAC32},
+	{0x522, MASKBYTE0, RTW_REG_DOMAIN_MAC8},
+	{0x953, BIT(1), RTW_REG_DOMAIN_MAC8},
+	{0xc50,  MASKBYTE0, RTW_REG_DOMAIN_MAC8},
+	{0x60A, MASKBYTE0, RTW_REG_DOMAIN_MAC8},
+};
+
 struct rtw_chip_info rtw8821c_hw_spec = {
 	.ops = &rtw8821c_ops,
 	.id = RTW_CHIP_TYPE_8821C,
@@ -1440,6 +1814,35 @@ struct rtw_chip_info rtw8821c_hw_spec = {
 	.iqk_threshold = 8,
 	.bfer_su_max_num = 2,
 	.bfer_mu_max_num = 1,
+
+	.coex_para_ver = 0x19092746,
+	.bt_desired_ver = 0x46,
+	.scbd_support = true,
+	.new_scbd10_def = false,
+	.pstdma_type = COEX_PSTDMA_FORCE_LPSOFF,
+	.bt_rssi_type = COEX_BTRSSI_RATIO,
+	.ant_isolation = 15,
+	.rssi_tolerance = 2,
+	.wl_rssi_step = wl_rssi_step_8821c,
+	.bt_rssi_step = bt_rssi_step_8821c,
+	.table_sant_num = ARRAY_SIZE(table_sant_8821c),
+	.table_sant = table_sant_8821c,
+	.table_nsant_num = ARRAY_SIZE(table_nsant_8821c),
+	.table_nsant = table_nsant_8821c,
+	.tdma_sant_num = ARRAY_SIZE(tdma_sant_8821c),
+	.tdma_sant = tdma_sant_8821c,
+	.tdma_nsant_num = ARRAY_SIZE(tdma_nsant_8821c),
+	.tdma_nsant = tdma_nsant_8821c,
+	.wl_rf_para_num = ARRAY_SIZE(rf_para_tx_8821c),
+	.wl_rf_para_tx = rf_para_tx_8821c,
+	.wl_rf_para_rx = rf_para_rx_8821c,
+	.bt_afh_span_bw20 = 0x24,
+	.bt_afh_span_bw40 = 0x36,
+	.afh_5g_num = ARRAY_SIZE(afh_5g_8821c),
+	.afh_5g = afh_5g_8821c,
+
+	.coex_info_hw_regs_num = ARRAY_SIZE(coex_info_hw_regs_8821c),
+	.coex_info_hw_regs = coex_info_hw_regs_8821c,
 };
 EXPORT_SYMBOL(rtw8821c_hw_spec);
 
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.h b/drivers/net/wireless/realtek/rtw88/rtw8821c.h
index 166bd0e9294e..bd01e82b6bcd 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8821c.h
+++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.h
@@ -160,6 +160,18 @@ _rtw_write32s_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 data)
 	le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(11, 8))
 #define GET_PHY_STAT_P1_HT_RXSC(phy_stat)                                      \
 	le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(15, 12))
+#define GET_PHY_STAT_P1_RXEVM_A(phy_stat)                                      \
+	le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(7, 0))
+#define GET_PHY_STAT_P1_RXEVM_B(phy_stat)                                      \
+	le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(15, 8))
+#define GET_PHY_STAT_P1_CFO_TAIL_A(phy_stat)                                 \
+	le32_get_bits(*((__le32 *)(phy_stat) + 0x05), GENMASK(7, 0))
+#define GET_PHY_STAT_P1_CFO_TAIL_B(phy_stat)                                 \
+	le32_get_bits(*((__le32 *)(phy_stat) + 0x05), GENMASK(15, 8))
+#define GET_PHY_STAT_P1_RXSNR_A(phy_stat)                                      \
+	le32_get_bits(*((__le32 *)(phy_stat) + 0x06), GENMASK(7, 0))
+#define GET_PHY_STAT_P1_RXSNR_B(phy_stat)                                      \
+	le32_get_bits(*((__le32 *)(phy_stat) + 0x06), GENMASK(15, 8))
 
 #define REG_INIRTS_RATE_SEL 0x0480
 #define REG_HTSTFWT	0x800
@@ -217,6 +229,20 @@ _rtw_write32s_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 data)
 #define REG_CCA_CCK	0xfcc
 #define REG_ANTWT	0x1904
 #define REG_IQKFAILMSK	0x1bf0
+#define BIT_MASK_R_RFE_SEL_15	GENMASK(31, 28)
+#define BIT_SDIO_INT BIT(18)
+#define SAMPLE_RATE_MASK GENMASK(5, 0)
+#define SAMPLE_RATE	0x5
+#define BT_CNT_ENABLE	0x1
+#define BIT_BCN_QUEUE	BIT(3)
+#define BCN_PRI_EN	0x1
+#define PTA_CTRL_PIN	0x66
+#define DPDT_CTRL_PIN	0x77
+#define ANTDIC_CTRL_PIN	0x88
+#define REG_CTRL_TYPE	0x67
+#define BIT_CTRL_TYPE1	BIT(5)
+#define BIT_CTRL_TYPE2	BIT(4)
+#define CTRL_TYPE_MASK	GENMASK(15, 8)
 
 #define RF18_BAND_MASK		(BIT(16) | BIT(9) | BIT(8))
 #define RF18_BAND_2G		(0)
