diff options
Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8180/rtl8225.c')
| -rw-r--r-- | drivers/net/wireless/rtl818x/rtl8180/rtl8225.c | 791 |
1 files changed, 791 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8180/rtl8225.c b/drivers/net/wireless/rtl818x/rtl8180/rtl8225.c new file mode 100644 index 00000000000..7c4574ba9d7 --- /dev/null +++ b/drivers/net/wireless/rtl818x/rtl8180/rtl8225.c @@ -0,0 +1,791 @@ + +/* + * Radio tuning for RTL8225 on RTL8180 + * + * Copyright 2007 Michael Wu <flamingice@sourmilk.net> + * Copyright 2007 Andrea Merello <andreamrl@tiscali.it> + * + * Based on the r8180 driver, which is: + * Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al. + * + * Thanks to Realtek for their support! + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <net/mac80211.h> + +#include "rtl8180.h" +#include "rtl8225.h" + +static void rtl8225_write(struct ieee80211_hw *dev, u8 addr, u16 data) +{ + struct rtl8180_priv *priv = dev->priv; + u16 reg80, reg84, reg82; + u32 bangdata; + int i; + + bangdata = (data << 4) | (addr & 0xf); + + reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput) & 0xfff3; + reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable); + + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x7); + + reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x7 | 0x400); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(10); + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(10); + + for (i = 15; i >= 0; i--) { + u16 reg = reg80; + + if (bangdata & (1 << i)) + reg |= 1; + + if (i & 1) + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg); + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg | (1 << 1)); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg | (1 << 1)); + + if (!(i & 1)) + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg); + } + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(10); + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2)); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x400); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); +} + +static u16 rtl8225_read(struct ieee80211_hw *dev, u8 addr) +{ + struct rtl8180_priv *priv = dev->priv; + u16 reg80, reg82, reg84, out; + int i; + + reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput); + reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable); + reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect) | 0x400; + + reg80 &= ~0xF; + + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x000F); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x000F); + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(4); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(5); + + for (i = 4; i >= 0; i--) { + u16 reg = reg80 | ((addr >> i) & 1); + + if (!(i & 1)) { + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(1); + } + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg | (1 << 1)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg | (1 << 1)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + + if (i & 1) { + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(1); + } + } + + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x000E); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x040E); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3) | (1 << 1)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + + out = 0; + for (i = 11; i >= 0; i--) { + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(1); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3) | (1 << 1)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3) | (1 << 1)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3) | (1 << 1)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + + if (rtl818x_ioread16(priv, &priv->map->RFPinsInput) & (1 << 1)) + out |= 1 << i; + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + } + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, + reg80 | (1 << 3) | (1 << 2)); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + udelay(2); + + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84); + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x03A0); + + return out; +} + +static const u16 rtl8225bcd_rxgain[] = { + 0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0408, 0x0409, + 0x040a, 0x040b, 0x0502, 0x0503, 0x0504, 0x0505, 0x0540, 0x0541, + 0x0542, 0x0543, 0x0544, 0x0545, 0x0580, 0x0581, 0x0582, 0x0583, + 0x0584, 0x0585, 0x0588, 0x0589, 0x058a, 0x058b, 0x0643, 0x0644, + 0x0645, 0x0680, 0x0681, 0x0682, 0x0683, 0x0684, 0x0685, 0x0688, + 0x0689, 0x068a, 0x068b, 0x068c, 0x0742, 0x0743, 0x0744, 0x0745, + 0x0780, 0x0781, 0x0782, 0x0783, 0x0784, 0x0785, 0x0788, 0x0789, + 0x078a, 0x078b, 0x078c, 0x078d, 0x0790, 0x0791, 0x0792, 0x0793, + 0x0794, 0x0795, 0x0798, 0x0799, 0x079a, 0x079b, 0x079c, 0x079d, + 0x07a0, 0x07a1, 0x07a2, 0x07a3, 0x07a4, 0x07a5, 0x07a8, 0x07a9, + 0x07aa, 0x07ab, 0x07ac, 0x07ad, 0x07b0, 0x07b1, 0x07b2, 0x07b3, + 0x07b4, 0x07b5, 0x07b8, 0x07b9, 0x07ba, 0x07bb, 0x07bb +}; + +static const u8 rtl8225_agc[] = { + 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, + 0x9d, 0x9c, 0x9b, 0x9a, 0x99, 0x98, 0x97, 0x96, + 0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e, + 0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88, 0x87, 0x86, + 0x85, 0x84, 0x83, 0x82, 0x81, 0x80, 0x3f, 0x3e, + 0x3d, 0x3c, 0x3b, 0x3a, 0x39, 0x38, 0x37, 0x36, + 0x35, 0x34, 0x33, 0x32, 0x31, 0x30, 0x2f, 0x2e, + 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x28, 0x27, 0x26, + 0x25, 0x24, 0x23, 0x22, 0x21, 0x20, 0x1f, 0x1e, + 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x18, 0x17, 0x16, + 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e, + 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06, + 0x05, 0x04, 0x03, 0x02, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 +}; + +static const u8 rtl8225_gain[] = { + 0x23, 0x88, 0x7c, 0xa5, /* -82dbm */ + 0x23, 0x88, 0x7c, 0xb5, /* -82dbm */ + 0x23, 0x88, 0x7c, 0xc5, /* -82dbm */ + 0x33, 0x80, 0x79, 0xc5, /* -78dbm */ + 0x43, 0x78, 0x76, 0xc5, /* -74dbm */ + 0x53, 0x60, 0x73, 0xc5, /* -70dbm */ + 0x63, 0x58, 0x70, 0xc5, /* -66dbm */ +}; + +static const u8 rtl8225_threshold[] = { + 0x8d, 0x8d, 0x8d, 0x8d, 0x9d, 0xad, 0xbd +}; + +static const u8 rtl8225_tx_gain_cck_ofdm[] = { + 0x02, 0x06, 0x0e, 0x1e, 0x3e, 0x7e +}; + +static const u8 rtl8225_tx_power_cck[] = { + 0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02, + 0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02, + 0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02, + 0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02, + 0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03, + 0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03 +}; + +static const u8 rtl8225_tx_power_cck_ch14[] = { + 0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00, + 0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00, + 0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00, + 0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00, + 0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00, + 0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00 +}; + +static const u8 rtl8225_tx_power_ofdm[] = { + 0x80, 0x90, 0xa2, 0xb5, 0xcb, 0xe4 +}; + +static const u32 rtl8225_chan[] = { + 0x085c, 0x08dc, 0x095c, 0x09dc, 0x0a5c, 0x0adc, 0x0b5c, + 0x0bdc, 0x0c5c, 0x0cdc, 0x0d5c, 0x0ddc, 0x0e5c, 0x0f72 +}; + +static void rtl8225_rf_set_tx_power(struct ieee80211_hw *dev, int channel) +{ + struct rtl8180_priv *priv = dev->priv; + u8 cck_power, ofdm_power; + const u8 *tmp; + u32 reg; + int i; + + cck_power = priv->channels[channel - 1].hw_value & 0xFF; + ofdm_power = priv->channels[channel - 1].hw_value >> 8; + + cck_power = min(cck_power, (u8)35); + ofdm_power = min(ofdm_power, (u8)35); + + rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, + rtl8225_tx_gain_cck_ofdm[cck_power / 6] >> 1); + + if (channel == 14) + tmp = &rtl8225_tx_power_cck_ch14[(cck_power % 6) * 8]; + else + tmp = &rtl8225_tx_power_cck[(cck_power % 6) * 8]; + + for (i = 0; i < 8; i++) + rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++); + + msleep(1); /* FIXME: optional? */ + + /* anaparam2 on */ + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); + reg = rtl818x_ioread8(priv, &priv->map->CONFIG3); + rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE); + rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_ON); + rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); + + rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, + rtl8225_tx_gain_cck_ofdm[ofdm_power/6] >> 1); + + tmp = &rtl8225_tx_power_ofdm[ofdm_power % 6]; + + rtl8225_write_phy_ofdm(dev, 5, *tmp); + rtl8225_write_phy_ofdm(dev, 7, *tmp); + + msleep(1); +} + +static void rtl8225_rf_init(struct ieee80211_hw *dev) +{ + struct rtl8180_priv *priv = dev->priv; + int i; + + rtl8180_set_anaparam(priv, RTL8225_ANAPARAM_ON); + + /* host_pci_init */ + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x0488); + rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + msleep(200); /* FIXME: ehh?? */ + rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0xFF & ~(1 << 6)); + + rtl818x_iowrite32(priv, &priv->map->RF_TIMING, 0x000a8008); + + /* TODO: check if we need really to change BRSR to do RF config */ + rtl818x_ioread16(priv, &priv->map->BRSR); + rtl818x_iowrite16(priv, &priv->map->BRSR, 0xFFFF); + rtl818x_iowrite32(priv, &priv->map->RF_PARA, 0x00100044); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); + rtl818x_iowrite8(priv, &priv->map->CONFIG3, 0x44); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); + + rtl8225_write(dev, 0x0, 0x067); + rtl8225_write(dev, 0x1, 0xFE0); + rtl8225_write(dev, 0x2, 0x44D); + rtl8225_write(dev, 0x3, 0x441); + rtl8225_write(dev, 0x4, 0x8BE); + rtl8225_write(dev, 0x5, 0xBF0); /* TODO: minipci */ + rtl8225_write(dev, 0x6, 0xAE6); + rtl8225_write(dev, 0x7, rtl8225_chan[0]); + rtl8225_write(dev, 0x8, 0x01F); + rtl8225_write(dev, 0x9, 0x334); + rtl8225_write(dev, 0xA, 0xFD4); + rtl8225_write(dev, 0xB, 0x391); + rtl8225_write(dev, 0xC, 0x050); + rtl8225_write(dev, 0xD, 0x6DB); + rtl8225_write(dev, 0xE, 0x029); + rtl8225_write(dev, 0xF, 0x914); msleep(1); + + rtl8225_write(dev, 0x2, 0xC4D); msleep(100); + + rtl8225_write(dev, 0x0, 0x127); + + for (i = 0; i < ARRAY_SIZE(rtl8225bcd_rxgain); i++) { + rtl8225_write(dev, 0x1, i + 1); + rtl8225_write(dev, 0x2, rtl8225bcd_rxgain[i]); + } + + rtl8225_write(dev, 0x0, 0x027); + rtl8225_write(dev, 0x0, 0x22F); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + + for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) { + rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]); + msleep(1); + rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i); + msleep(1); + } + + msleep(1); + + rtl8225_write_phy_ofdm(dev, 0x00, 0x01); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x01, 0x02); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x02, 0x62); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x03, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x04, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x05, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x06, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x07, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x08, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x09, 0xfe); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0a, 0x09); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0b, 0x80); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0c, 0x01); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0f, 0x38); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x10, 0x84); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x11, 0x03); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x12, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x13, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x14, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x15, 0x40); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x16, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x17, 0x40); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x19, 0x19); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1a, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1b, 0x76); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1c, 0x04); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1e, 0x95); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1f, 0x75); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x20, 0x1f); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x21, 0x27); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x22, 0x16); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x24, 0x46); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x25, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x27, 0x88); msleep(1); + + rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1); + rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1); + rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1); + rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1); + rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1); + rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1); + rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1); + rtl8225_write_phy_cck(dev, 0x10, 0x93); msleep(1); + rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1); + rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1); + rtl8225_write_phy_cck(dev, 0x13, 0xd0); + rtl8225_write_phy_cck(dev, 0x19, 0x00); + rtl8225_write_phy_cck(dev, 0x1a, 0xa0); + rtl8225_write_phy_cck(dev, 0x1b, 0x08); + rtl8225_write_phy_cck(dev, 0x40, 0x86); + rtl8225_write_phy_cck(dev, 0x41, 0x8d); msleep(1); + rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1); + rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1); + rtl8225_write_phy_cck(dev, 0x44, 0x1f); msleep(1); + rtl8225_write_phy_cck(dev, 0x45, 0x1e); msleep(1); + rtl8225_write_phy_cck(dev, 0x46, 0x1a); msleep(1); + rtl8225_write_phy_cck(dev, 0x47, 0x15); msleep(1); + rtl8225_write_phy_cck(dev, 0x48, 0x10); msleep(1); + rtl8225_write_phy_cck(dev, 0x49, 0x0a); msleep(1); + rtl8225_write_phy_cck(dev, 0x4a, 0x05); msleep(1); + rtl8225_write_phy_cck(dev, 0x4b, 0x02); msleep(1); + rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1); + + rtl818x_iowrite8(priv, &priv->map->TESTR, 0x0D); msleep(1); + + rtl8225_rf_set_tx_power(dev, 1); + + /* RX antenna default to A */ + rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */ + rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); /* B: 0x10 */ + + rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */ + msleep(1); + rtl818x_iowrite32(priv, (__le32 __iomem *)((void __iomem *)priv->map + 0x94), 0x15c00002); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + + rtl8225_write(dev, 0x0c, 0x50); + /* set OFDM initial gain */ + rtl8225_write_phy_ofdm(dev, 0x0d, rtl8225_gain[4 * 4]); + rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[4 * 4 + 1]); + rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225_gain[4 * 4 + 2]); + rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[4 * 4 + 3]); + /* set CCK threshold */ + rtl8225_write_phy_cck(dev, 0x41, rtl8225_threshold[0]); +} + +static const u8 rtl8225z2_tx_power_cck_ch14[] = { + 0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00 +}; + +static const u8 rtl8225z2_tx_power_cck_B[] = { + 0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x04 +}; + +static const u8 rtl8225z2_tx_power_cck_A[] = { + 0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04 +}; + +static const u8 rtl8225z2_tx_power_cck[] = { + 0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04 +}; + +static void rtl8225z2_rf_set_tx_power(struct ieee80211_hw *dev, int channel) +{ + struct rtl8180_priv *priv = dev->priv; + u8 cck_power, ofdm_power; + const u8 *tmp; + int i; + + cck_power = priv->channels[channel - 1].hw_value & 0xFF; + ofdm_power = priv->channels[channel - 1].hw_value >> 8; + + if (channel == 14) + tmp = rtl8225z2_tx_power_cck_ch14; + else if (cck_power == 12) + tmp = rtl8225z2_tx_power_cck_B; + else if (cck_power == 13) + tmp = rtl8225z2_tx_power_cck_A; + else + tmp = rtl8225z2_tx_power_cck; + + for (i = 0; i < 8; i++) + rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++); + + cck_power = min(cck_power, (u8)35); + if (cck_power == 13 || cck_power == 14) + cck_power = 12; + if (cck_power >= 15) + cck_power -= 2; + + rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, cck_power); + rtl818x_ioread8(priv, &priv->map->TX_GAIN_CCK); + msleep(1); + + ofdm_power = min(ofdm_power, (u8)35); + rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, ofdm_power); + + rtl8225_write_phy_ofdm(dev, 2, 0x62); + rtl8225_write_phy_ofdm(dev, 5, 0x00); + rtl8225_write_phy_ofdm(dev, 6, 0x40); + rtl8225_write_phy_ofdm(dev, 7, 0x00); + rtl8225_write_phy_ofdm(dev, 8, 0x40); + + msleep(1); +} + +static const u16 rtl8225z2_rxgain[] = { + 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0008, 0x0009, + 0x000a, 0x000b, 0x0102, 0x0103, 0x0104, 0x0105, 0x0140, 0x0141, + 0x0142, 0x0143, 0x0144, 0x0145, 0x0180, 0x0181, 0x0182, 0x0183, + 0x0184, 0x0185, 0x0188, 0x0189, 0x018a, 0x018b, 0x0243, 0x0244, + 0x0245, 0x0280, 0x0281, 0x0282, 0x0283, 0x0284, 0x0285, 0x0288, + 0x0289, 0x028a, 0x028b, 0x028c, 0x0342, 0x0343, 0x0344, 0x0345, + 0x0380, 0x0381, 0x0382, 0x0383, 0x0384, 0x0385, 0x0388, 0x0389, + 0x038a, 0x038b, 0x038c, 0x038d, 0x0390, 0x0391, 0x0392, 0x0393, + 0x0394, 0x0395, 0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d, + 0x03a0, 0x03a1, 0x03a2, 0x03a3, 0x03a4, 0x03a5, 0x03a8, 0x03a9, + 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03b0, 0x03b1, 0x03b2, 0x03b3, + 0x03b4, 0x03b5, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bb +}; + +static void rtl8225z2_rf_init(struct ieee80211_hw *dev) +{ + struct rtl8180_priv *priv = dev->priv; + int i; + + rtl8180_set_anaparam(priv, RTL8225_ANAPARAM_ON); + + /* host_pci_init */ + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x0488); + rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + msleep(200); /* FIXME: ehh?? */ + rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0xFF & ~(1 << 6)); + + rtl818x_iowrite32(priv, &priv->map->RF_TIMING, 0x00088008); + + /* TODO: check if we need really to change BRSR to do RF config */ + rtl818x_ioread16(priv, &priv->map->BRSR); + rtl818x_iowrite16(priv, &priv->map->BRSR, 0xFFFF); + rtl818x_iowrite32(priv, &priv->map->RF_PARA, 0x00100044); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); + rtl818x_iowrite8(priv, &priv->map->CONFIG3, 0x44); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); + + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + + rtl8225_write(dev, 0x0, 0x0B7); msleep(1); + rtl8225_write(dev, 0x1, 0xEE0); msleep(1); + rtl8225_write(dev, 0x2, 0x44D); msleep(1); + rtl8225_write(dev, 0x3, 0x441); msleep(1); + rtl8225_write(dev, 0x4, 0x8C3); msleep(1); + rtl8225_write(dev, 0x5, 0xC72); msleep(1); + rtl8225_write(dev, 0x6, 0x0E6); msleep(1); + rtl8225_write(dev, 0x7, 0x82A); msleep(1); + rtl8225_write(dev, 0x8, 0x03F); msleep(1); + rtl8225_write(dev, 0x9, 0x335); msleep(1); + rtl8225_write(dev, 0xa, 0x9D4); msleep(1); + rtl8225_write(dev, 0xb, 0x7BB); msleep(1); + rtl8225_write(dev, 0xc, 0x850); msleep(1); + rtl8225_write(dev, 0xd, 0xCDF); msleep(1); + rtl8225_write(dev, 0xe, 0x02B); msleep(1); + rtl8225_write(dev, 0xf, 0x114); msleep(100); + + if (!(rtl8225_read(dev, 6) & (1 << 7))) { + rtl8225_write(dev, 0x02, 0x0C4D); + msleep(200); + rtl8225_write(dev, 0x02, 0x044D); + msleep(100); + /* TODO: readd calibration failure message when the calibration + check works */ + } + + rtl8225_write(dev, 0x0, 0x1B7); + rtl8225_write(dev, 0x3, 0x002); + rtl8225_write(dev, 0x5, 0x004); + + for (i = 0; i < ARRAY_SIZE(rtl8225z2_rxgain); i++) { + rtl8225_write(dev, 0x1, i + 1); + rtl8225_write(dev, 0x2, rtl8225z2_rxgain[i]); + } + + rtl8225_write(dev, 0x0, 0x0B7); msleep(100); + rtl8225_write(dev, 0x2, 0xC4D); + + msleep(200); + rtl8225_write(dev, 0x2, 0x44D); + msleep(100); + + rtl8225_write(dev, 0x00, 0x2BF); + rtl8225_write(dev, 0xFF, 0xFFFF); + + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + + for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) { + rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]); + msleep(1); + rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i); + msleep(1); + } + + msleep(1); + + rtl8225_write_phy_ofdm(dev, 0x00, 0x01); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x01, 0x02); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x02, 0x62); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x03, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x04, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x05, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x06, 0x40); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x07, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x08, 0x40); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x09, 0xfe); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0a, 0x09); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0b, 0x80); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0c, 0x01); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0d, 0x43); + rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x0f, 0x38); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x10, 0x84); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x11, 0x06); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x12, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x13, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x14, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x15, 0x40); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x16, 0x00); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x17, 0x40); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x19, 0x19); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1a, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1b, 0x11); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1c, 0x04); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1d, 0xc5); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1e, 0xb3); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x1f, 0x75); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x20, 0x1f); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x21, 0x27); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x22, 0x16); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x23, 0x80); msleep(1); /* FIXME: not needed? */ + rtl8225_write_phy_ofdm(dev, 0x24, 0x46); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x25, 0x20); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); + rtl8225_write_phy_ofdm(dev, 0x27, 0x88); msleep(1); + + rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1); + rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1); + rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1); + rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1); + rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1); + rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1); + rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1); + rtl8225_write_phy_cck(dev, 0x10, 0x93); msleep(1); + rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1); + rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1); + rtl8225_write_phy_cck(dev, 0x13, 0xd0); + rtl8225_write_phy_cck(dev, 0x19, 0x00); + rtl8225_write_phy_cck(dev, 0x1a, 0xa0); + rtl8225_write_phy_cck(dev, 0x1b, 0x08); + rtl8225_write_phy_cck(dev, 0x40, 0x86); + rtl8225_write_phy_cck(dev, 0x41, 0x8a); msleep(1); + rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1); + rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1); + rtl8225_write_phy_cck(dev, 0x44, 0x36); msleep(1); + rtl8225_write_phy_cck(dev, 0x45, 0x35); msleep(1); + rtl8225_write_phy_cck(dev, 0x46, 0x2e); msleep(1); + rtl8225_write_phy_cck(dev, 0x47, 0x25); msleep(1); + rtl8225_write_phy_cck(dev, 0x48, 0x1c); msleep(1); + rtl8225_write_phy_cck(dev, 0x49, 0x12); msleep(1); + rtl8225_write_phy_cck(dev, 0x4a, 0x09); msleep(1); + rtl8225_write_phy_cck(dev, 0x4b, 0x04); msleep(1); + rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1); + + rtl818x_iowrite8(priv, (u8 __iomem *)((void __iomem *)priv->map + 0x5B), 0x0D); msleep(1); + + rtl8225z2_rf_set_tx_power(dev, 1); + + /* RX antenna default to A */ + rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */ + rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); /* B: 0x10 */ + + rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */ + msleep(1); + rtl818x_iowrite32(priv, (__le32 __iomem *)((void __iomem *)priv->map + 0x94), 0x15c00002); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); +} + +static void rtl8225_rf_stop(struct ieee80211_hw *dev) +{ + struct rtl8180_priv *priv = dev->priv; + u8 reg; + + rtl8225_write(dev, 0x4, 0x1f); msleep(1); + + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); + reg = rtl818x_ioread8(priv, &priv->map->CONFIG3); + rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE); + rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_OFF); + rtl818x_iowrite32(priv, &priv->map->ANAPARAM, RTL8225_ANAPARAM_OFF); + rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); +} + +static void rtl8225_rf_set_channel(struct ieee80211_hw *dev, + struct ieee80211_conf *conf) +{ + struct rtl8180_priv *priv = dev->priv; + int chan = ieee80211_frequency_to_channel(conf->channel->center_freq); + + if (priv->rf->init == rtl8225_rf_init) + rtl8225_rf_set_tx_power(dev, chan); + else + rtl8225z2_rf_set_tx_power(dev, chan); + + rtl8225_write(dev, 0x7, rtl8225_chan[chan - 1]); + msleep(10); +} + +static void rtl8225_rf_conf_erp(struct ieee80211_hw *dev, + struct ieee80211_bss_conf *info) +{ + struct rtl8180_priv *priv = dev->priv; + + if (info->use_short_slot) { + rtl818x_iowrite8(priv, &priv->map->SLOT, 0x9); + rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22); + rtl818x_iowrite8(priv, &priv->map->DIFS, 0x14); + rtl818x_iowrite8(priv, &priv->map->EIFS, 81); + rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0x73); + } else { + rtl818x_iowrite8(priv, &priv->map->SLOT, 0x14); + rtl818x_iowrite8(priv, &priv->map->SIFS, 0x44); + rtl818x_iowrite8(priv, &priv->map->DIFS, 0x24); + rtl818x_iowrite8(priv, &priv->map->EIFS, 81); + rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0xa5); + } +} + +static const struct rtl818x_rf_ops rtl8225_ops = { + .name = "rtl8225", + .init = rtl8225_rf_init, + .stop = rtl8225_rf_stop, + .set_chan = rtl8225_rf_set_channel, + .conf_erp = rtl8225_rf_conf_erp, +}; + +static const struct rtl818x_rf_ops rtl8225z2_ops = { + .name = "rtl8225z2", + .init = rtl8225z2_rf_init, + .stop = rtl8225_rf_stop, + .set_chan = rtl8225_rf_set_channel, + .conf_erp = rtl8225_rf_conf_erp, +}; + +const struct rtl818x_rf_ops * rtl8180_detect_rf(struct ieee80211_hw *dev) +{ + struct rtl8180_priv *priv = dev->priv; + u16 reg8, reg9; + + rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480); + rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x0488); + rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF); + rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); + msleep(100); + + rtl8225_write(dev, 0, 0x1B7); + + reg8 = rtl8225_read(dev, 8); + reg9 = rtl8225_read(dev, 9); + + rtl8225_write(dev, 0, 0x0B7); + + if (reg8 != 0x588 || reg9 != 0x700) + return &rtl8225_ops; + + return &rtl8225z2_ops; +} |