xref: /linux/drivers/net/wireless/realtek/rtl8xxxu/8723a.c (revision c771600c6af14749609b49565ffb4cac2959710d)
15b497af4SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
220e3b2e9SJes Sorensen /*
320e3b2e9SJes Sorensen  * RTL8XXXU mac80211 USB driver - 8723a specific subdriver
420e3b2e9SJes Sorensen  *
51ee83789SJes Sorensen  * Copyright (c) 2014 - 2017 Jes Sorensen <Jes.Sorensen@gmail.com>
620e3b2e9SJes Sorensen  *
720e3b2e9SJes Sorensen  * Portions, notably calibration code:
820e3b2e9SJes Sorensen  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
920e3b2e9SJes Sorensen  *
1020e3b2e9SJes Sorensen  * This driver was written as a replacement for the vendor provided
1120e3b2e9SJes Sorensen  * rtl8723au driver. As the Realtek 8xxx chips are very similar in
1220e3b2e9SJes Sorensen  * their programming interface, I have started adding support for
1320e3b2e9SJes Sorensen  * additional 8xxx chips like the 8192cu, 8188cus, etc.
1420e3b2e9SJes Sorensen  */
1520e3b2e9SJes Sorensen 
16028fa281SKalle Valo #include "regs.h"
17*949f6f3aSPing-Ke Shih #include "rtl8xxxu.h"
1820e3b2e9SJes Sorensen 
1920e3b2e9SJes Sorensen static struct rtl8xxxu_power_base rtl8723a_power_base = {
2020e3b2e9SJes Sorensen 	.reg_0e00 = 0x0a0c0c0c,
2120e3b2e9SJes Sorensen 	.reg_0e04 = 0x02040608,
2220e3b2e9SJes Sorensen 	.reg_0e08 = 0x00000000,
2320e3b2e9SJes Sorensen 	.reg_086c = 0x00000000,
2420e3b2e9SJes Sorensen 
2520e3b2e9SJes Sorensen 	.reg_0e10 = 0x0a0c0d0e,
2620e3b2e9SJes Sorensen 	.reg_0e14 = 0x02040608,
2720e3b2e9SJes Sorensen 	.reg_0e18 = 0x0a0c0d0e,
2820e3b2e9SJes Sorensen 	.reg_0e1c = 0x02040608,
2920e3b2e9SJes Sorensen 
3020e3b2e9SJes Sorensen 	.reg_0830 = 0x0a0c0c0c,
3120e3b2e9SJes Sorensen 	.reg_0834 = 0x02040608,
3220e3b2e9SJes Sorensen 	.reg_0838 = 0x00000000,
3320e3b2e9SJes Sorensen 	.reg_086c_2 = 0x00000000,
3420e3b2e9SJes Sorensen 
3520e3b2e9SJes Sorensen 	.reg_083c = 0x0a0c0d0e,
3620e3b2e9SJes Sorensen 	.reg_0848 = 0x02040608,
3720e3b2e9SJes Sorensen 	.reg_084c = 0x0a0c0d0e,
3820e3b2e9SJes Sorensen 	.reg_0868 = 0x02040608,
3920e3b2e9SJes Sorensen };
4020e3b2e9SJes Sorensen 
41110951b8SBitterblue Smith static const struct rtl8xxxu_reg8val rtl8723au_mac_init_table[] = {
42110951b8SBitterblue Smith 	{0x420, 0x80}, {0x423, 0x00}, {0x430, 0x00}, {0x431, 0x00},
43110951b8SBitterblue Smith 	{0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05},
44110951b8SBitterblue Smith 	{0x436, 0x06}, {0x437, 0x07}, {0x438, 0x00}, {0x439, 0x00},
45110951b8SBitterblue Smith 	{0x43a, 0x00}, {0x43b, 0x01}, {0x43c, 0x04}, {0x43d, 0x05},
46110951b8SBitterblue Smith 	{0x43e, 0x06}, {0x43f, 0x07}, {0x440, 0x5d}, {0x441, 0x01},
47110951b8SBitterblue Smith 	{0x442, 0x00}, {0x444, 0x15}, {0x445, 0xf0}, {0x446, 0x0f},
48110951b8SBitterblue Smith 	{0x447, 0x00}, {0x458, 0x41}, {0x459, 0xa8}, {0x45a, 0x72},
49110951b8SBitterblue Smith 	{0x45b, 0xb9}, {0x460, 0x66}, {0x461, 0x66}, {0x462, 0x08},
50110951b8SBitterblue Smith 	{0x463, 0x03}, {0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff},
51110951b8SBitterblue Smith 	{0x4cd, 0xff}, {0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2},
52110951b8SBitterblue Smith 	{0x502, 0x2f}, {0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3},
53110951b8SBitterblue Smith 	{0x506, 0x5e}, {0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4},
54110951b8SBitterblue Smith 	{0x50a, 0x5e}, {0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4},
55110951b8SBitterblue Smith 	{0x50e, 0x00}, {0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a},
56110951b8SBitterblue Smith 	{0x515, 0x10}, {0x516, 0x0a}, {0x517, 0x10}, {0x51a, 0x16},
57110951b8SBitterblue Smith 	{0x524, 0x0f}, {0x525, 0x4f}, {0x546, 0x40}, {0x547, 0x00},
58110951b8SBitterblue Smith 	{0x550, 0x10}, {0x551, 0x10}, {0x559, 0x02}, {0x55a, 0x02},
59110951b8SBitterblue Smith 	{0x55d, 0xff}, {0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a},
60110951b8SBitterblue Smith 	{0x652, 0x20}, {0x63c, 0x0a}, {0x63d, 0x0a}, {0x63e, 0x0e},
61110951b8SBitterblue Smith 	{0x63f, 0x0e}, {0x66e, 0x05}, {0x700, 0x21}, {0x701, 0x43},
62110951b8SBitterblue Smith 	{0x702, 0x65}, {0x703, 0x87}, {0x708, 0x21}, {0x709, 0x43},
63110951b8SBitterblue Smith 	{0x70a, 0x65}, {0x70b, 0x87}, {0xffff, 0xff},
64110951b8SBitterblue Smith };
65110951b8SBitterblue Smith 
6679cac25eSBitterblue Smith static const struct rtl8xxxu_rfregval rtl8723au_radioa_1t_init_table[] = {
6720e3b2e9SJes Sorensen 	{0x00, 0x00030159}, {0x01, 0x00031284},
6820e3b2e9SJes Sorensen 	{0x02, 0x00098000}, {0x03, 0x00039c63},
6920e3b2e9SJes Sorensen 	{0x04, 0x000210e7}, {0x09, 0x0002044f},
7020e3b2e9SJes Sorensen 	{0x0a, 0x0001a3f1}, {0x0b, 0x00014787},
7120e3b2e9SJes Sorensen 	{0x0c, 0x000896fe}, {0x0d, 0x0000e02c},
7220e3b2e9SJes Sorensen 	{0x0e, 0x00039ce7}, {0x0f, 0x00000451},
7320e3b2e9SJes Sorensen 	{0x19, 0x00000000}, {0x1a, 0x00030355},
7420e3b2e9SJes Sorensen 	{0x1b, 0x00060a00}, {0x1c, 0x000fc378},
7520e3b2e9SJes Sorensen 	{0x1d, 0x000a1250}, {0x1e, 0x0000024f},
7620e3b2e9SJes Sorensen 	{0x1f, 0x00000000}, {0x20, 0x0000b614},
7720e3b2e9SJes Sorensen 	{0x21, 0x0006c000}, {0x22, 0x00000000},
7820e3b2e9SJes Sorensen 	{0x23, 0x00001558}, {0x24, 0x00000060},
7920e3b2e9SJes Sorensen 	{0x25, 0x00000483}, {0x26, 0x0004f000},
8020e3b2e9SJes Sorensen 	{0x27, 0x000ec7d9}, {0x28, 0x00057730},
8120e3b2e9SJes Sorensen 	{0x29, 0x00004783}, {0x2a, 0x00000001},
8220e3b2e9SJes Sorensen 	{0x2b, 0x00021334}, {0x2a, 0x00000000},
8320e3b2e9SJes Sorensen 	{0x2b, 0x00000054}, {0x2a, 0x00000001},
8420e3b2e9SJes Sorensen 	{0x2b, 0x00000808}, {0x2b, 0x00053333},
8520e3b2e9SJes Sorensen 	{0x2c, 0x0000000c}, {0x2a, 0x00000002},
8620e3b2e9SJes Sorensen 	{0x2b, 0x00000808}, {0x2b, 0x0005b333},
8720e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000003},
8820e3b2e9SJes Sorensen 	{0x2b, 0x00000808}, {0x2b, 0x00063333},
8920e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000004},
9020e3b2e9SJes Sorensen 	{0x2b, 0x00000808}, {0x2b, 0x0006b333},
9120e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000005},
9220e3b2e9SJes Sorensen 	{0x2b, 0x00000808}, {0x2b, 0x00073333},
9320e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000006},
9420e3b2e9SJes Sorensen 	{0x2b, 0x00000709}, {0x2b, 0x0005b333},
9520e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000007},
9620e3b2e9SJes Sorensen 	{0x2b, 0x00000709}, {0x2b, 0x00063333},
9720e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000008},
9820e3b2e9SJes Sorensen 	{0x2b, 0x0000060a}, {0x2b, 0x0004b333},
9920e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x00000009},
10020e3b2e9SJes Sorensen 	{0x2b, 0x0000060a}, {0x2b, 0x00053333},
10120e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x0000000a},
10220e3b2e9SJes Sorensen 	{0x2b, 0x0000060a}, {0x2b, 0x0005b333},
10320e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x0000000b},
10420e3b2e9SJes Sorensen 	{0x2b, 0x0000060a}, {0x2b, 0x00063333},
10520e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x0000000c},
10620e3b2e9SJes Sorensen 	{0x2b, 0x0000060a}, {0x2b, 0x0006b333},
10720e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x0000000d},
10820e3b2e9SJes Sorensen 	{0x2b, 0x0000060a}, {0x2b, 0x00073333},
10920e3b2e9SJes Sorensen 	{0x2c, 0x0000000d}, {0x2a, 0x0000000e},
11020e3b2e9SJes Sorensen 	{0x2b, 0x0000050b}, {0x2b, 0x00066666},
11120e3b2e9SJes Sorensen 	{0x2c, 0x0000001a}, {0x2a, 0x000e0000},
11220e3b2e9SJes Sorensen 	{0x10, 0x0004000f}, {0x11, 0x000e31fc},
11320e3b2e9SJes Sorensen 	{0x10, 0x0006000f}, {0x11, 0x000ff9f8},
11420e3b2e9SJes Sorensen 	{0x10, 0x0002000f}, {0x11, 0x000203f9},
11520e3b2e9SJes Sorensen 	{0x10, 0x0003000f}, {0x11, 0x000ff500},
11620e3b2e9SJes Sorensen 	{0x10, 0x00000000}, {0x11, 0x00000000},
11720e3b2e9SJes Sorensen 	{0x10, 0x0008000f}, {0x11, 0x0003f100},
11820e3b2e9SJes Sorensen 	{0x10, 0x0009000f}, {0x11, 0x00023100},
11920e3b2e9SJes Sorensen 	{0x12, 0x00032000}, {0x12, 0x00071000},
12020e3b2e9SJes Sorensen 	{0x12, 0x000b0000}, {0x12, 0x000fc000},
12120e3b2e9SJes Sorensen 	{0x13, 0x000287b3}, {0x13, 0x000244b7},
12220e3b2e9SJes Sorensen 	{0x13, 0x000204ab}, {0x13, 0x0001c49f},
12320e3b2e9SJes Sorensen 	{0x13, 0x00018493}, {0x13, 0x0001429b},
12420e3b2e9SJes Sorensen 	{0x13, 0x00010299}, {0x13, 0x0000c29c},
12520e3b2e9SJes Sorensen 	{0x13, 0x000081a0}, {0x13, 0x000040ac},
12620e3b2e9SJes Sorensen 	{0x13, 0x00000020}, {0x14, 0x0001944c},
12720e3b2e9SJes Sorensen 	{0x14, 0x00059444}, {0x14, 0x0009944c},
12820e3b2e9SJes Sorensen 	{0x14, 0x000d9444}, {0x15, 0x0000f474},
12920e3b2e9SJes Sorensen 	{0x15, 0x0004f477}, {0x15, 0x0008f455},
13020e3b2e9SJes Sorensen 	{0x15, 0x000cf455}, {0x16, 0x00000339},
13120e3b2e9SJes Sorensen 	{0x16, 0x00040339}, {0x16, 0x00080339},
13220e3b2e9SJes Sorensen 	{0x16, 0x000c0366}, {0x00, 0x00010159},
13320e3b2e9SJes Sorensen 	{0x18, 0x0000f401}, {0xfe, 0x00000000},
13420e3b2e9SJes Sorensen 	{0xfe, 0x00000000}, {0x1f, 0x00000003},
13520e3b2e9SJes Sorensen 	{0xfe, 0x00000000}, {0xfe, 0x00000000},
13620e3b2e9SJes Sorensen 	{0x1e, 0x00000247}, {0x1f, 0x00000000},
13720e3b2e9SJes Sorensen 	{0x00, 0x00030159},
13820e3b2e9SJes Sorensen 	{0xff, 0xffffffff}
13920e3b2e9SJes Sorensen };
14020e3b2e9SJes Sorensen 
rtl8723au_identify_chip(struct rtl8xxxu_priv * priv)14114566bbfSBitterblue Smith static int rtl8723au_identify_chip(struct rtl8xxxu_priv *priv)
14214566bbfSBitterblue Smith {
14314566bbfSBitterblue Smith 	struct device *dev = &priv->udev->dev;
14414566bbfSBitterblue Smith 	u32 val32, sys_cfg, vendor;
14514566bbfSBitterblue Smith 	int ret = 0;
14614566bbfSBitterblue Smith 
14714566bbfSBitterblue Smith 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
14860d18ddbSBitterblue Smith 	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
14914566bbfSBitterblue Smith 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
15014566bbfSBitterblue Smith 		dev_info(dev, "Unsupported test chip\n");
15114566bbfSBitterblue Smith 		ret = -ENOTSUPP;
15214566bbfSBitterblue Smith 		goto out;
15314566bbfSBitterblue Smith 	}
15414566bbfSBitterblue Smith 
1559b00565aSBitterblue Smith 	strscpy(priv->chip_name, "8723AU", sizeof(priv->chip_name));
15614566bbfSBitterblue Smith 	priv->usb_interrupts = 1;
15714566bbfSBitterblue Smith 	priv->rtl_chip = RTL8723A;
15814566bbfSBitterblue Smith 
15914566bbfSBitterblue Smith 	priv->rf_paths = 1;
16014566bbfSBitterblue Smith 	priv->rx_paths = 1;
16114566bbfSBitterblue Smith 	priv->tx_paths = 1;
16214566bbfSBitterblue Smith 
16314566bbfSBitterblue Smith 	val32 = rtl8xxxu_read32(priv, REG_MULTI_FUNC_CTRL);
16414566bbfSBitterblue Smith 	if (val32 & MULTI_WIFI_FUNC_EN)
16514566bbfSBitterblue Smith 		priv->has_wifi = 1;
16614566bbfSBitterblue Smith 	if (val32 & MULTI_BT_FUNC_EN)
16714566bbfSBitterblue Smith 		priv->has_bluetooth = 1;
16814566bbfSBitterblue Smith 	if (val32 & MULTI_GPS_FUNC_EN)
16914566bbfSBitterblue Smith 		priv->has_gps = 1;
17014566bbfSBitterblue Smith 	priv->is_multi_func = 1;
17114566bbfSBitterblue Smith 
17214566bbfSBitterblue Smith 	vendor = sys_cfg & SYS_CFG_VENDOR_ID;
17314566bbfSBitterblue Smith 	rtl8xxxu_identify_vendor_1bit(priv, vendor);
17414566bbfSBitterblue Smith 
17514566bbfSBitterblue Smith 	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
17660d18ddbSBitterblue Smith 	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
17714566bbfSBitterblue Smith 
17814566bbfSBitterblue Smith 	rtl8xxxu_config_endpoints_sie(priv);
17914566bbfSBitterblue Smith 
18014566bbfSBitterblue Smith 	/*
18114566bbfSBitterblue Smith 	 * Fallback for devices that do not provide REG_NORMAL_SIE_EP_TX
18214566bbfSBitterblue Smith 	 */
18314566bbfSBitterblue Smith 	if (!priv->ep_tx_count)
18414566bbfSBitterblue Smith 		ret = rtl8xxxu_config_endpoints_no_sie(priv);
18514566bbfSBitterblue Smith 
18614566bbfSBitterblue Smith out:
18714566bbfSBitterblue Smith 	return ret;
18814566bbfSBitterblue Smith }
18914566bbfSBitterblue Smith 
rtl8723au_parse_efuse(struct rtl8xxxu_priv * priv)19020e3b2e9SJes Sorensen static int rtl8723au_parse_efuse(struct rtl8xxxu_priv *priv)
19120e3b2e9SJes Sorensen {
19220e3b2e9SJes Sorensen 	struct rtl8723au_efuse *efuse = &priv->efuse_wifi.efuse8723;
19320e3b2e9SJes Sorensen 
19420e3b2e9SJes Sorensen 	if (efuse->rtl_id != cpu_to_le16(0x8129))
19520e3b2e9SJes Sorensen 		return -EINVAL;
19620e3b2e9SJes Sorensen 
19720e3b2e9SJes Sorensen 	ether_addr_copy(priv->mac_addr, efuse->mac_addr);
19820e3b2e9SJes Sorensen 
19920e3b2e9SJes Sorensen 	memcpy(priv->cck_tx_power_index_A,
20020e3b2e9SJes Sorensen 	       efuse->cck_tx_power_index_A,
20120e3b2e9SJes Sorensen 	       sizeof(efuse->cck_tx_power_index_A));
20220e3b2e9SJes Sorensen 	memcpy(priv->cck_tx_power_index_B,
20320e3b2e9SJes Sorensen 	       efuse->cck_tx_power_index_B,
20420e3b2e9SJes Sorensen 	       sizeof(efuse->cck_tx_power_index_B));
20520e3b2e9SJes Sorensen 
20620e3b2e9SJes Sorensen 	memcpy(priv->ht40_1s_tx_power_index_A,
20720e3b2e9SJes Sorensen 	       efuse->ht40_1s_tx_power_index_A,
20820e3b2e9SJes Sorensen 	       sizeof(efuse->ht40_1s_tx_power_index_A));
20920e3b2e9SJes Sorensen 	memcpy(priv->ht40_1s_tx_power_index_B,
21020e3b2e9SJes Sorensen 	       efuse->ht40_1s_tx_power_index_B,
21120e3b2e9SJes Sorensen 	       sizeof(efuse->ht40_1s_tx_power_index_B));
21220e3b2e9SJes Sorensen 
21320e3b2e9SJes Sorensen 	memcpy(priv->ht20_tx_power_index_diff,
21420e3b2e9SJes Sorensen 	       efuse->ht20_tx_power_index_diff,
21520e3b2e9SJes Sorensen 	       sizeof(efuse->ht20_tx_power_index_diff));
21620e3b2e9SJes Sorensen 	memcpy(priv->ofdm_tx_power_index_diff,
21720e3b2e9SJes Sorensen 	       efuse->ofdm_tx_power_index_diff,
21820e3b2e9SJes Sorensen 	       sizeof(efuse->ofdm_tx_power_index_diff));
21920e3b2e9SJes Sorensen 
22020e3b2e9SJes Sorensen 	memcpy(priv->ht40_max_power_offset,
22120e3b2e9SJes Sorensen 	       efuse->ht40_max_power_offset,
22220e3b2e9SJes Sorensen 	       sizeof(efuse->ht40_max_power_offset));
22320e3b2e9SJes Sorensen 	memcpy(priv->ht20_max_power_offset,
22420e3b2e9SJes Sorensen 	       efuse->ht20_max_power_offset,
22520e3b2e9SJes Sorensen 	       sizeof(efuse->ht20_max_power_offset));
22620e3b2e9SJes Sorensen 
22757b328bcSBitterblue Smith 	if (priv->efuse_wifi.efuse8723.version >= 0x01)
22857b328bcSBitterblue Smith 		priv->default_crystal_cap = priv->efuse_wifi.efuse8723.xtal_k & 0x3f;
22957b328bcSBitterblue Smith 	else
23057b328bcSBitterblue Smith 		priv->fops->set_crystal_cap = NULL;
23120e3b2e9SJes Sorensen 
23220e3b2e9SJes Sorensen 	priv->power_base = &rtl8723a_power_base;
23320e3b2e9SJes Sorensen 
23420e3b2e9SJes Sorensen 	return 0;
23520e3b2e9SJes Sorensen }
23620e3b2e9SJes Sorensen 
rtl8723au_load_firmware(struct rtl8xxxu_priv * priv)23720e3b2e9SJes Sorensen static int rtl8723au_load_firmware(struct rtl8xxxu_priv *priv)
23820e3b2e9SJes Sorensen {
239d7a3705cSBitterblue Smith 	const char *fw_name;
24020e3b2e9SJes Sorensen 	int ret;
24120e3b2e9SJes Sorensen 
24220e3b2e9SJes Sorensen 	switch (priv->chip_cut) {
24320e3b2e9SJes Sorensen 	case 0:
24420e3b2e9SJes Sorensen 		fw_name = "rtlwifi/rtl8723aufw_A.bin";
24520e3b2e9SJes Sorensen 		break;
24620e3b2e9SJes Sorensen 	case 1:
24720e3b2e9SJes Sorensen 		if (priv->enable_bluetooth)
24820e3b2e9SJes Sorensen 			fw_name = "rtlwifi/rtl8723aufw_B.bin";
24920e3b2e9SJes Sorensen 		else
25020e3b2e9SJes Sorensen 			fw_name = "rtlwifi/rtl8723aufw_B_NoBT.bin";
25120e3b2e9SJes Sorensen 
25220e3b2e9SJes Sorensen 		break;
25320e3b2e9SJes Sorensen 	default:
25420e3b2e9SJes Sorensen 		return -EINVAL;
25520e3b2e9SJes Sorensen 	}
25620e3b2e9SJes Sorensen 
25720e3b2e9SJes Sorensen 	ret = rtl8xxxu_load_firmware(priv, fw_name);
25820e3b2e9SJes Sorensen 	return ret;
25920e3b2e9SJes Sorensen }
26020e3b2e9SJes Sorensen 
rtl8723au_init_phy_rf(struct rtl8xxxu_priv * priv)26120e3b2e9SJes Sorensen static int rtl8723au_init_phy_rf(struct rtl8xxxu_priv *priv)
26220e3b2e9SJes Sorensen {
26320e3b2e9SJes Sorensen 	int ret;
26420e3b2e9SJes Sorensen 
26520e3b2e9SJes Sorensen 	ret = rtl8xxxu_init_phy_rf(priv, rtl8723au_radioa_1t_init_table, RF_A);
26620e3b2e9SJes Sorensen 
26720e3b2e9SJes Sorensen 	/* Reduce 80M spur */
26820e3b2e9SJes Sorensen 	rtl8xxxu_write32(priv, REG_AFE_XTAL_CTRL, 0x0381808d);
26920e3b2e9SJes Sorensen 	rtl8xxxu_write32(priv, REG_AFE_PLL_CTRL, 0xf0ffff83);
27020e3b2e9SJes Sorensen 	rtl8xxxu_write32(priv, REG_AFE_PLL_CTRL, 0xf0ffff82);
27120e3b2e9SJes Sorensen 	rtl8xxxu_write32(priv, REG_AFE_PLL_CTRL, 0xf0ffff83);
27220e3b2e9SJes Sorensen 
27320e3b2e9SJes Sorensen 	return ret;
27420e3b2e9SJes Sorensen }
27520e3b2e9SJes Sorensen 
rtl8723a_emu_to_active(struct rtl8xxxu_priv * priv)27620e3b2e9SJes Sorensen static int rtl8723a_emu_to_active(struct rtl8xxxu_priv *priv)
27720e3b2e9SJes Sorensen {
27820e3b2e9SJes Sorensen 	u8 val8;
27920e3b2e9SJes Sorensen 	u32 val32;
28020e3b2e9SJes Sorensen 	int count, ret = 0;
28120e3b2e9SJes Sorensen 
28220e3b2e9SJes Sorensen 	/* 0x20[0] = 1 enable LDOA12 MACRO block for all interface*/
28320e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_LDOA15_CTRL);
28420e3b2e9SJes Sorensen 	val8 |= LDOA15_ENABLE;
28520e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_LDOA15_CTRL, val8);
28620e3b2e9SJes Sorensen 
28720e3b2e9SJes Sorensen 	/* 0x67[0] = 0 to disable BT_GPS_SEL pins*/
28820e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, 0x0067);
28920e3b2e9SJes Sorensen 	val8 &= ~BIT(4);
29020e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, 0x0067, val8);
29120e3b2e9SJes Sorensen 
29220e3b2e9SJes Sorensen 	mdelay(1);
29320e3b2e9SJes Sorensen 
29420e3b2e9SJes Sorensen 	/* 0x00[5] = 0 release analog Ips to digital, 1:isolation */
29520e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_SYS_ISO_CTRL);
29620e3b2e9SJes Sorensen 	val8 &= ~SYS_ISO_ANALOG_IPS;
29720e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_SYS_ISO_CTRL, val8);
29820e3b2e9SJes Sorensen 
29920e3b2e9SJes Sorensen 	/* disable SW LPS 0x04[10]= 0 */
30020e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
30120e3b2e9SJes Sorensen 	val8 &= ~BIT(2);
30220e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
30320e3b2e9SJes Sorensen 
30420e3b2e9SJes Sorensen 	/* wait till 0x04[17] = 1 power ready*/
30520e3b2e9SJes Sorensen 	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
30620e3b2e9SJes Sorensen 		val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
30720e3b2e9SJes Sorensen 		if (val32 & BIT(17))
30820e3b2e9SJes Sorensen 			break;
30920e3b2e9SJes Sorensen 
31020e3b2e9SJes Sorensen 		udelay(10);
31120e3b2e9SJes Sorensen 	}
31220e3b2e9SJes Sorensen 
31320e3b2e9SJes Sorensen 	if (!count) {
31420e3b2e9SJes Sorensen 		ret = -EBUSY;
31520e3b2e9SJes Sorensen 		goto exit;
31620e3b2e9SJes Sorensen 	}
31720e3b2e9SJes Sorensen 
31820e3b2e9SJes Sorensen 	/* We should be able to optimize the following three entries into one */
31920e3b2e9SJes Sorensen 
32020e3b2e9SJes Sorensen 	/* release WLON reset 0x04[16]= 1*/
32120e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2);
32220e3b2e9SJes Sorensen 	val8 |= BIT(0);
32320e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8);
32420e3b2e9SJes Sorensen 
32520e3b2e9SJes Sorensen 	/* disable HWPDN 0x04[15]= 0*/
32620e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
32720e3b2e9SJes Sorensen 	val8 &= ~BIT(7);
32820e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
32920e3b2e9SJes Sorensen 
33020e3b2e9SJes Sorensen 	/* disable WL suspend*/
33120e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
33220e3b2e9SJes Sorensen 	val8 &= ~(BIT(3) | BIT(4));
33320e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
33420e3b2e9SJes Sorensen 
33520e3b2e9SJes Sorensen 	/* set, then poll until 0 */
33620e3b2e9SJes Sorensen 	val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
33720e3b2e9SJes Sorensen 	val32 |= APS_FSMCO_MAC_ENABLE;
33820e3b2e9SJes Sorensen 	rtl8xxxu_write32(priv, REG_APS_FSMCO, val32);
33920e3b2e9SJes Sorensen 
34020e3b2e9SJes Sorensen 	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
34120e3b2e9SJes Sorensen 		val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
34220e3b2e9SJes Sorensen 		if ((val32 & APS_FSMCO_MAC_ENABLE) == 0) {
34320e3b2e9SJes Sorensen 			ret = 0;
34420e3b2e9SJes Sorensen 			break;
34520e3b2e9SJes Sorensen 		}
34620e3b2e9SJes Sorensen 		udelay(10);
34720e3b2e9SJes Sorensen 	}
34820e3b2e9SJes Sorensen 
34920e3b2e9SJes Sorensen 	if (!count) {
35020e3b2e9SJes Sorensen 		ret = -EBUSY;
35120e3b2e9SJes Sorensen 		goto exit;
35220e3b2e9SJes Sorensen 	}
35320e3b2e9SJes Sorensen 
35420e3b2e9SJes Sorensen 	/* 0x4C[23] = 0x4E[7] = 1, switch DPDT_SEL_P output from WL BB */
35520e3b2e9SJes Sorensen 	/*
35620e3b2e9SJes Sorensen 	 * Note: Vendor driver actually clears this bit, despite the
35720e3b2e9SJes Sorensen 	 * documentation claims it's being set!
35820e3b2e9SJes Sorensen 	 */
35920e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_LEDCFG2);
36020e3b2e9SJes Sorensen 	val8 |= LEDCFG2_DPDT_SELECT;
36120e3b2e9SJes Sorensen 	val8 &= ~LEDCFG2_DPDT_SELECT;
36220e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_LEDCFG2, val8);
36320e3b2e9SJes Sorensen 
36420e3b2e9SJes Sorensen exit:
36520e3b2e9SJes Sorensen 	return ret;
36620e3b2e9SJes Sorensen }
36720e3b2e9SJes Sorensen 
rtl8723au_power_on(struct rtl8xxxu_priv * priv)36820e3b2e9SJes Sorensen static int rtl8723au_power_on(struct rtl8xxxu_priv *priv)
36920e3b2e9SJes Sorensen {
37020e3b2e9SJes Sorensen 	u8 val8;
37120e3b2e9SJes Sorensen 	u16 val16;
37220e3b2e9SJes Sorensen 	u32 val32;
37320e3b2e9SJes Sorensen 	int ret;
37420e3b2e9SJes Sorensen 
37520e3b2e9SJes Sorensen 	/*
37620e3b2e9SJes Sorensen 	 * RSV_CTRL 0x001C[7:0] = 0x00, unlock ISO/CLK/Power control register
37720e3b2e9SJes Sorensen 	 */
37820e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0);
37920e3b2e9SJes Sorensen 
380993dd9b4SJes Sorensen 	rtl8xxxu_disabled_to_emu(priv);
38120e3b2e9SJes Sorensen 
38220e3b2e9SJes Sorensen 	ret = rtl8723a_emu_to_active(priv);
38320e3b2e9SJes Sorensen 	if (ret)
38420e3b2e9SJes Sorensen 		goto exit;
38520e3b2e9SJes Sorensen 
38620e3b2e9SJes Sorensen 	/*
38720e3b2e9SJes Sorensen 	 * 0x0004[19] = 1, reset 8051
38820e3b2e9SJes Sorensen 	 */
38920e3b2e9SJes Sorensen 	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2);
39020e3b2e9SJes Sorensen 	val8 |= BIT(3);
39120e3b2e9SJes Sorensen 	rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8);
39220e3b2e9SJes Sorensen 
39320e3b2e9SJes Sorensen 	/*
39420e3b2e9SJes Sorensen 	 * Enable MAC DMA/WMAC/SCHEDULE/SEC block
39520e3b2e9SJes Sorensen 	 * Set CR bit10 to enable 32k calibration.
39620e3b2e9SJes Sorensen 	 */
39720e3b2e9SJes Sorensen 	val16 = rtl8xxxu_read16(priv, REG_CR);
39820e3b2e9SJes Sorensen 	val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE |
39920e3b2e9SJes Sorensen 		  CR_TXDMA_ENABLE | CR_RXDMA_ENABLE |
40020e3b2e9SJes Sorensen 		  CR_PROTOCOL_ENABLE | CR_SCHEDULE_ENABLE |
40120e3b2e9SJes Sorensen 		  CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE |
40220e3b2e9SJes Sorensen 		  CR_SECURITY_ENABLE | CR_CALTIMER_ENABLE);
40320e3b2e9SJes Sorensen 	rtl8xxxu_write16(priv, REG_CR, val16);
40420e3b2e9SJes Sorensen 
40520e3b2e9SJes Sorensen 	/* For EFuse PG */
40620e3b2e9SJes Sorensen 	val32 = rtl8xxxu_read32(priv, REG_EFUSE_CTRL);
40720e3b2e9SJes Sorensen 	val32 &= ~(BIT(28) | BIT(29) | BIT(30));
40820e3b2e9SJes Sorensen 	val32 |= (0x06 << 28);
40920e3b2e9SJes Sorensen 	rtl8xxxu_write32(priv, REG_EFUSE_CTRL, val32);
41020e3b2e9SJes Sorensen exit:
41120e3b2e9SJes Sorensen 	return ret;
41220e3b2e9SJes Sorensen }
41320e3b2e9SJes Sorensen 
41457b328bcSBitterblue Smith #define XTAL1	GENMASK(23, 18)
41557b328bcSBitterblue Smith #define XTAL0	GENMASK(17, 12)
41657b328bcSBitterblue Smith 
rtl8723a_set_crystal_cap(struct rtl8xxxu_priv * priv,u8 crystal_cap)41757b328bcSBitterblue Smith void rtl8723a_set_crystal_cap(struct rtl8xxxu_priv *priv, u8 crystal_cap)
41857b328bcSBitterblue Smith {
41957b328bcSBitterblue Smith 	struct rtl8xxxu_cfo_tracking *cfo = &priv->cfo_tracking;
42057b328bcSBitterblue Smith 	u32 val32;
42157b328bcSBitterblue Smith 
42257b328bcSBitterblue Smith 	if (crystal_cap == cfo->crystal_cap)
42357b328bcSBitterblue Smith 		return;
42457b328bcSBitterblue Smith 
42557b328bcSBitterblue Smith 	val32 = rtl8xxxu_read32(priv, REG_MAC_PHY_CTRL);
42657b328bcSBitterblue Smith 
42757b328bcSBitterblue Smith 	dev_dbg(&priv->udev->dev,
42857b328bcSBitterblue Smith 	        "%s: Adjusting crystal cap from 0x%x (actually 0x%lx 0x%lx) to 0x%x\n",
42957b328bcSBitterblue Smith 	        __func__,
43057b328bcSBitterblue Smith 	        cfo->crystal_cap,
43157b328bcSBitterblue Smith 	        FIELD_GET(XTAL1, val32),
43257b328bcSBitterblue Smith 	        FIELD_GET(XTAL0, val32),
43357b328bcSBitterblue Smith 	        crystal_cap);
43457b328bcSBitterblue Smith 
43557b328bcSBitterblue Smith 	val32 &= ~(XTAL1 | XTAL0);
43657b328bcSBitterblue Smith 	val32 |= FIELD_PREP(XTAL1, crystal_cap) |
43757b328bcSBitterblue Smith 		 FIELD_PREP(XTAL0, crystal_cap);
43857b328bcSBitterblue Smith 	rtl8xxxu_write32(priv, REG_MAC_PHY_CTRL, val32);
43957b328bcSBitterblue Smith 
44057b328bcSBitterblue Smith 	cfo->crystal_cap = crystal_cap;
44157b328bcSBitterblue Smith }
44257b328bcSBitterblue Smith 
rtl8723a_cck_rssi(struct rtl8xxxu_priv * priv,struct rtl8723au_phy_stats * phy_stats)44370664495SBitterblue Smith s8 rtl8723a_cck_rssi(struct rtl8xxxu_priv *priv, struct rtl8723au_phy_stats *phy_stats)
4442ad2a813SBitterblue Smith {
44570664495SBitterblue Smith 	u8 cck_agc_rpt = phy_stats->cck_agc_rpt_ofdm_cfosho_a;
4462ad2a813SBitterblue Smith 	s8 rx_pwr_all = 0x00;
4472ad2a813SBitterblue Smith 
4482ad2a813SBitterblue Smith 	switch (cck_agc_rpt & 0xc0) {
4492ad2a813SBitterblue Smith 	case 0xc0:
4502ad2a813SBitterblue Smith 		rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
4512ad2a813SBitterblue Smith 		break;
4522ad2a813SBitterblue Smith 	case 0x80:
4532ad2a813SBitterblue Smith 		rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
4542ad2a813SBitterblue Smith 		break;
4552ad2a813SBitterblue Smith 	case 0x40:
4562ad2a813SBitterblue Smith 		rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
4572ad2a813SBitterblue Smith 		break;
4582ad2a813SBitterblue Smith 	case 0x00:
4592ad2a813SBitterblue Smith 		rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
4602ad2a813SBitterblue Smith 		break;
4612ad2a813SBitterblue Smith 	}
4622ad2a813SBitterblue Smith 
4632ad2a813SBitterblue Smith 	return rx_pwr_all;
4642ad2a813SBitterblue Smith }
4652ad2a813SBitterblue Smith 
rtl8723au_led_brightness_set(struct led_classdev * led_cdev,enum led_brightness brightness)4662cef0aeeSBitterblue Smith static int rtl8723au_led_brightness_set(struct led_classdev *led_cdev,
4672cef0aeeSBitterblue Smith 					enum led_brightness brightness)
4682cef0aeeSBitterblue Smith {
4692cef0aeeSBitterblue Smith 	struct rtl8xxxu_priv *priv = container_of(led_cdev,
4702cef0aeeSBitterblue Smith 						  struct rtl8xxxu_priv,
4712cef0aeeSBitterblue Smith 						  led_cdev);
4722cef0aeeSBitterblue Smith 	u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG2);
4732cef0aeeSBitterblue Smith 
4742cef0aeeSBitterblue Smith 	if (brightness == LED_OFF) {
4752cef0aeeSBitterblue Smith 		ledcfg &= ~LEDCFG2_HW_LED_CONTROL;
4762cef0aeeSBitterblue Smith 		ledcfg |= LEDCFG2_SW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE;
4772cef0aeeSBitterblue Smith 	} else if (brightness == LED_ON) {
4782cef0aeeSBitterblue Smith 		ledcfg &= ~(LEDCFG2_HW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE);
4792cef0aeeSBitterblue Smith 		ledcfg |= LEDCFG2_SW_LED_CONTROL;
4802cef0aeeSBitterblue Smith 	} else if (brightness == RTL8XXXU_HW_LED_CONTROL) {
4812cef0aeeSBitterblue Smith 		ledcfg &= ~LEDCFG2_SW_LED_DISABLE;
4822cef0aeeSBitterblue Smith 		ledcfg |= LEDCFG2_HW_LED_CONTROL | LEDCFG2_HW_LED_ENABLE;
4832cef0aeeSBitterblue Smith 	}
4842cef0aeeSBitterblue Smith 
4852cef0aeeSBitterblue Smith 	rtl8xxxu_write8(priv, REG_LEDCFG2, ledcfg);
4862cef0aeeSBitterblue Smith 
4872cef0aeeSBitterblue Smith 	return 0;
4882cef0aeeSBitterblue Smith }
4892cef0aeeSBitterblue Smith 
49020e3b2e9SJes Sorensen struct rtl8xxxu_fileops rtl8723au_fops = {
49114566bbfSBitterblue Smith 	.identify_chip = rtl8723au_identify_chip,
49220e3b2e9SJes Sorensen 	.parse_efuse = rtl8723au_parse_efuse,
49320e3b2e9SJes Sorensen 	.load_firmware = rtl8723au_load_firmware,
49420e3b2e9SJes Sorensen 	.power_on = rtl8723au_power_on,
49520e3b2e9SJes Sorensen 	.power_off = rtl8xxxu_power_off,
49670664495SBitterblue Smith 	.read_efuse = rtl8xxxu_read_efuse,
49720e3b2e9SJes Sorensen 	.reset_8051 = rtl8xxxu_reset_8051,
49820e3b2e9SJes Sorensen 	.llt_init = rtl8xxxu_init_llt_table,
49920e3b2e9SJes Sorensen 	.init_phy_bb = rtl8xxxu_gen1_init_phy_bb,
50020e3b2e9SJes Sorensen 	.init_phy_rf = rtl8723au_init_phy_rf,
501c888183bSBitterblue Smith 	.phy_lc_calibrate = rtl8723a_phy_lc_calibrate,
50220e3b2e9SJes Sorensen 	.phy_iq_calibrate = rtl8xxxu_gen1_phy_iq_calibrate,
50320e3b2e9SJes Sorensen 	.config_channel = rtl8xxxu_gen1_config_channel,
50420e3b2e9SJes Sorensen 	.parse_rx_desc = rtl8xxxu_parse_rxdesc16,
50570664495SBitterblue Smith 	.parse_phystats = rtl8723au_rx_parse_phystats,
50691dcbb71SJes Sorensen 	.init_aggregation = rtl8xxxu_gen1_init_aggregation,
50720e3b2e9SJes Sorensen 	.enable_rf = rtl8xxxu_gen1_enable_rf,
50820e3b2e9SJes Sorensen 	.disable_rf = rtl8xxxu_gen1_disable_rf,
50920e3b2e9SJes Sorensen 	.usb_quirks = rtl8xxxu_gen1_usb_quirks,
51020e3b2e9SJes Sorensen 	.set_tx_power = rtl8xxxu_gen1_set_tx_power,
51120e3b2e9SJes Sorensen 	.update_rate_mask = rtl8xxxu_update_rate_mask,
51220e3b2e9SJes Sorensen 	.report_connect = rtl8xxxu_gen1_report_connect,
5133922dc9fSBitterblue Smith 	.report_rssi = rtl8xxxu_gen1_report_rssi,
514b59415c2SJes Sorensen 	.fill_txdesc = rtl8xxxu_fill_txdesc_v1,
51557b328bcSBitterblue Smith 	.set_crystal_cap = rtl8723a_set_crystal_cap,
5162ad2a813SBitterblue Smith 	.cck_rssi = rtl8723a_cck_rssi,
5172cef0aeeSBitterblue Smith 	.led_classdev_brightness_set = rtl8723au_led_brightness_set,
51820e3b2e9SJes Sorensen 	.writeN_block_size = 1024,
51991dcbb71SJes Sorensen 	.rx_agg_buf_size = 16000,
52020e3b2e9SJes Sorensen 	.tx_desc_size = sizeof(struct rtl8xxxu_txdesc32),
52120e3b2e9SJes Sorensen 	.rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16),
522563d5025SMartin Kaistra 	.max_sec_cam_num = 32,
52320e3b2e9SJes Sorensen 	.adda_1t_init = 0x0b1b25a0,
52420e3b2e9SJes Sorensen 	.adda_1t_path_on = 0x0bdb25a0,
52520e3b2e9SJes Sorensen 	.adda_2t_path_on_a = 0x04db25a4,
52620e3b2e9SJes Sorensen 	.adda_2t_path_on_b = 0x0b1b25a4,
52720e3b2e9SJes Sorensen 	.trxff_boundary = 0x27ff,
52820e3b2e9SJes Sorensen 	.pbp_rx = PBP_PAGE_SIZE_128,
52920e3b2e9SJes Sorensen 	.pbp_tx = PBP_PAGE_SIZE_128,
530110951b8SBitterblue Smith 	.mactable = rtl8723au_mac_init_table,
531e366f45dSJes Sorensen 	.total_page_num = TX_TOTAL_PAGE_NUM,
532e366f45dSJes Sorensen 	.page_num_hi = TX_PAGE_NUM_HI_PQ,
533e366f45dSJes Sorensen 	.page_num_lo = TX_PAGE_NUM_LO_PQ,
534e366f45dSJes Sorensen 	.page_num_norm = TX_PAGE_NUM_NORM_PQ,
53520e3b2e9SJes Sorensen };
536