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