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M7350/external/compat-wireless/drivers/net/wireless/rtl818x/rtl8187/rtl8225.c

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M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/*
* Radio tuning for RTL8225 on RTL8187
*
* Copyright 2007 Michael Wu <flamingice@sourmilk.net>
* Copyright 2007 Andrea Merello <andreamrl@tiscali.it>
*
* Based on the r8187 driver, which is:
* Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al.
*
* Magic delays, register offsets, and phy value tables below are
* taken from the original r8187 driver sources. 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/usb.h>
#include <net/mac80211.h>
#include "rtl8187.h"
#include "rtl8225.h"
static void rtl8225_write_bitbang(struct ieee80211_hw *dev, u8 addr, u16 data)
{
struct rtl8187_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);
udelay(10);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
udelay(10);
for (i = 15; i >= 0; i--) {
u16 reg = reg80 | (bangdata & (1 << i)) >> i;
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));
udelay(10);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84);
}
static void rtl8225_write_8051(struct ieee80211_hw *dev, u8 addr, __le16 data)
{
struct rtl8187_priv *priv = dev->priv;
u16 reg80, reg82, reg84;
reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput);
reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable);
reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect);
reg80 &= ~(0x3 << 2);
reg84 &= ~0xF;
rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x0007);
rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x0007);
udelay(10);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
udelay(10);
mutex_lock(&priv->io_mutex);
priv->io_dmabuf->bits16 = data;
usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
addr, 0x8225, &priv->io_dmabuf->bits16, sizeof(data),
HZ / 2);
mutex_unlock(&priv->io_mutex);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
udelay(10);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84);
}
static void rtl8225_write(struct ieee80211_hw *dev, u8 addr, u16 data)
{
struct rtl8187_priv *priv = dev->priv;
if (priv->asic_rev)
rtl8225_write_8051(dev, addr, cpu_to_le16(data));
else
rtl8225_write_bitbang(dev, addr, data);
}
static u16 rtl8225_read(struct ieee80211_hw *dev, u8 addr)
{
struct rtl8187_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);
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));
udelay(4);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
udelay(5);
for (i = 4; i >= 0; i--) {
u16 reg = reg80 | ((addr >> i) & 1);
if (!(i & 1)) {
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
udelay(1);
}
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg | (1 << 1));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg | (1 << 1));
udelay(2);
if (i & 1) {
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
udelay(1);
}
}
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3) | (1 << 1));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3));
udelay(2);
out = 0;
for (i = 11; i >= 0; i--) {
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3));
udelay(1);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3) | (1 << 1));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3) | (1 << 1));
udelay(2);
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3) | (1 << 1));
udelay(2);
if (rtl818x_ioread16(priv, &priv->map->RFPinsInput) & (1 << 1))
out |= 1 << i;
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3));
udelay(2);
}
rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
reg80 | (1 << 3) | (1 << 2));
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 rtl8187_priv *priv = dev->priv;
u8 cck_power, ofdm_power;
const u8 *tmp;
u32 reg;
int i;
cck_power = priv->channels[channel - 1].hw_value & 0xF;
ofdm_power = priv->channels[channel - 1].hw_value >> 4;
cck_power = min(cck_power, (u8)11);
if (ofdm_power > (u8)15)
ofdm_power = 25;
else
ofdm_power += 10;
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,
RTL8187_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);
rtl8225_write_phy_ofdm(dev, 2, 0x42);
rtl8225_write_phy_ofdm(dev, 6, 0x00);
rtl8225_write_phy_ofdm(dev, 8, 0x00);
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 rtl8187_priv *priv = dev->priv;
int i;
rtl8225_write(dev, 0x0, 0x067);
rtl8225_write(dev, 0x1, 0xFE0);
rtl8225_write(dev, 0x2, 0x44D);
rtl8225_write(dev, 0x3, 0x441);
rtl8225_write(dev, 0x4, 0x486);
rtl8225_write(dev, 0x5, 0xBC0);
rtl8225_write(dev, 0x6, 0xAE6);
rtl8225_write(dev, 0x7, 0x82A);
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(100);
rtl8225_write(dev, 0x2, 0xC4D); msleep(200);
rtl8225_write(dev, 0x2, 0x44D); msleep(200);
if (!(rtl8225_read(dev, 6) & (1 << 7))) {
rtl8225_write(dev, 0x02, 0x0c4d);
msleep(200);
rtl8225_write(dev, 0x02, 0x044d);
msleep(100);
if (!(rtl8225_read(dev, 6) & (1 << 7)))
wiphy_warn(dev->wiphy, "RF Calibration Failed! %x\n",
rtl8225_read(dev, 6));
}
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);
for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) {
rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]);
rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i);
}
msleep(1);
rtl8225_write_phy_ofdm(dev, 0x00, 0x01);
rtl8225_write_phy_ofdm(dev, 0x01, 0x02);
rtl8225_write_phy_ofdm(dev, 0x02, 0x42);
rtl8225_write_phy_ofdm(dev, 0x03, 0x00);
rtl8225_write_phy_ofdm(dev, 0x04, 0x00);
rtl8225_write_phy_ofdm(dev, 0x05, 0x00);
rtl8225_write_phy_ofdm(dev, 0x06, 0x40);
rtl8225_write_phy_ofdm(dev, 0x07, 0x00);
rtl8225_write_phy_ofdm(dev, 0x08, 0x40);
rtl8225_write_phy_ofdm(dev, 0x09, 0xfe);
rtl8225_write_phy_ofdm(dev, 0x0a, 0x09);
rtl8225_write_phy_ofdm(dev, 0x0b, 0x80);
rtl8225_write_phy_ofdm(dev, 0x0c, 0x01);
rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3);
rtl8225_write_phy_ofdm(dev, 0x0f, 0x38);
rtl8225_write_phy_ofdm(dev, 0x10, 0x84);
rtl8225_write_phy_ofdm(dev, 0x11, 0x06);
rtl8225_write_phy_ofdm(dev, 0x12, 0x20);
rtl8225_write_phy_ofdm(dev, 0x13, 0x20);
rtl8225_write_phy_ofdm(dev, 0x14, 0x00);
rtl8225_write_phy_ofdm(dev, 0x15, 0x40);
rtl8225_write_phy_ofdm(dev, 0x16, 0x00);
rtl8225_write_phy_ofdm(dev, 0x17, 0x40);
rtl8225_write_phy_ofdm(dev, 0x18, 0xef);
rtl8225_write_phy_ofdm(dev, 0x19, 0x19);
rtl8225_write_phy_ofdm(dev, 0x1a, 0x20);
rtl8225_write_phy_ofdm(dev, 0x1b, 0x76);
rtl8225_write_phy_ofdm(dev, 0x1c, 0x04);
rtl8225_write_phy_ofdm(dev, 0x1e, 0x95);
rtl8225_write_phy_ofdm(dev, 0x1f, 0x75);
rtl8225_write_phy_ofdm(dev, 0x20, 0x1f);
rtl8225_write_phy_ofdm(dev, 0x21, 0x27);
rtl8225_write_phy_ofdm(dev, 0x22, 0x16);
rtl8225_write_phy_ofdm(dev, 0x24, 0x46);
rtl8225_write_phy_ofdm(dev, 0x25, 0x20);
rtl8225_write_phy_ofdm(dev, 0x26, 0x90);
rtl8225_write_phy_ofdm(dev, 0x27, 0x88);
rtl8225_write_phy_ofdm(dev, 0x0d, rtl8225_gain[2 * 4]);
rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225_gain[2 * 4 + 2]);
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[2 * 4 + 3]);
rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[2 * 4 + 1]);
rtl8225_write_phy_cck(dev, 0x00, 0x98);
rtl8225_write_phy_cck(dev, 0x03, 0x20);
rtl8225_write_phy_cck(dev, 0x04, 0x7e);
rtl8225_write_phy_cck(dev, 0x05, 0x12);
rtl8225_write_phy_cck(dev, 0x06, 0xfc);
rtl8225_write_phy_cck(dev, 0x07, 0x78);
rtl8225_write_phy_cck(dev, 0x08, 0x2e);
rtl8225_write_phy_cck(dev, 0x10, 0x9b);
rtl8225_write_phy_cck(dev, 0x11, 0x88);
rtl8225_write_phy_cck(dev, 0x12, 0x47);
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);
rtl8225_write_phy_cck(dev, 0x42, 0x15);
rtl8225_write_phy_cck(dev, 0x43, 0x18);
rtl8225_write_phy_cck(dev, 0x44, 0x1f);
rtl8225_write_phy_cck(dev, 0x45, 0x1e);
rtl8225_write_phy_cck(dev, 0x46, 0x1a);
rtl8225_write_phy_cck(dev, 0x47, 0x15);
rtl8225_write_phy_cck(dev, 0x48, 0x10);
rtl8225_write_phy_cck(dev, 0x49, 0x0a);
rtl8225_write_phy_cck(dev, 0x4a, 0x05);
rtl8225_write_phy_cck(dev, 0x4b, 0x02);
rtl8225_write_phy_cck(dev, 0x4c, 0x05);
rtl818x_iowrite8(priv, &priv->map->TESTR, 0x0D);
rtl8225_rf_set_tx_power(dev, 1);
/* RX antenna default to A */
rtl8225_write_phy_cck(dev, 0x10, 0x9b); /* B: 0xDB */
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); /* B: 0x10 */
rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
msleep(1);
rtl818x_iowrite32(priv, (__le32 *)0xFF94, 0x3dc00002);
/* set sensitivity */
rtl8225_write(dev, 0x0c, 0x50);
rtl8225_write_phy_ofdm(dev, 0x0d, rtl8225_gain[2 * 4]);
rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225_gain[2 * 4 + 2]);
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[2 * 4 + 3]);
rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[2 * 4 + 1]);
rtl8225_write_phy_cck(dev, 0x41, rtl8225_threshold[2]);
}
static const u8 rtl8225z2_agc[] = {
0x5e, 0x5e, 0x5e, 0x5e, 0x5d, 0x5b, 0x59, 0x57, 0x55, 0x53, 0x51, 0x4f,
0x4d, 0x4b, 0x49, 0x47, 0x45, 0x43, 0x41, 0x3f, 0x3d, 0x3b, 0x39, 0x37,
0x35, 0x33, 0x31, 0x2f, 0x2d, 0x2b, 0x29, 0x27, 0x25, 0x23, 0x21, 0x1f,
0x1d, 0x1b, 0x19, 0x17, 0x15, 0x13, 0x11, 0x0f, 0x0d, 0x0b, 0x09, 0x07,
0x05, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x19, 0x19, 0x19, 0x19, 0x19, 0x19, 0x19, 0x19,
0x19, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x26, 0x27, 0x27, 0x28,
0x28, 0x29, 0x2a, 0x2a, 0x2a, 0x2b, 0x2b, 0x2b, 0x2c, 0x2c, 0x2c, 0x2d,
0x2d, 0x2d, 0x2d, 0x2e, 0x2e, 0x2e, 0x2e, 0x2f, 0x2f, 0x2f, 0x30, 0x30,
0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31,
0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31, 0x31
};
static const u8 rtl8225z2_ofdm[] = {
0x10, 0x0d, 0x01, 0x00, 0x14, 0xfb, 0xfb, 0x60,
0x00, 0x60, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00,
0x40, 0x00, 0x40, 0x00, 0x00, 0x00, 0xa8, 0x26,
0x32, 0x33, 0x07, 0xa5, 0x6f, 0x55, 0xc8, 0xb3,
0x0a, 0xe1, 0x2C, 0x8a, 0x86, 0x83, 0x34, 0x0f,
0x4f, 0x24, 0x6f, 0xc2, 0x6b, 0x40, 0x80, 0x00,
0xc0, 0xc1, 0x58, 0xf1, 0x00, 0xe4, 0x90, 0x3e,
0x6d, 0x3c, 0xfb, 0x07
};
static const u8 rtl8225z2_tx_power_cck_ch14[] = {
0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00,
0x30, 0x2f, 0x29, 0x15, 0x00, 0x00, 0x00, 0x00,
0x30, 0x2f, 0x29, 0x15, 0x00, 0x00, 0x00, 0x00,
0x30, 0x2f, 0x29, 0x15, 0x00, 0x00, 0x00, 0x00
};
static const u8 rtl8225z2_tx_power_cck[] = {
0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04,
0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03,
0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03,
0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03
};
static const u8 rtl8225z2_tx_power_ofdm[] = {
0x42, 0x00, 0x40, 0x00, 0x40
};
static const u8 rtl8225z2_tx_gain_cck_ofdm[] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11,
0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23
};
static void rtl8225z2_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
{
struct rtl8187_priv *priv = dev->priv;
u8 cck_power, ofdm_power;
const u8 *tmp;
u32 reg;
int i;
cck_power = priv->channels[channel - 1].hw_value & 0xF;
ofdm_power = priv->channels[channel - 1].hw_value >> 4;
cck_power = min(cck_power, (u8)15);
cck_power += priv->txpwr_base & 0xF;
cck_power = min(cck_power, (u8)35);
if (ofdm_power > (u8)15)
ofdm_power = 25;
else
ofdm_power += 10;
ofdm_power += priv->txpwr_base >> 4;
ofdm_power = min(ofdm_power, (u8)35);
if (channel == 14)
tmp = rtl8225z2_tx_power_cck_ch14;
else
tmp = rtl8225z2_tx_power_cck;
for (i = 0; i < 8; i++)
rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK,
rtl8225z2_tx_gain_cck_ofdm[cck_power]);
msleep(1);
/* 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,
RTL8187_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);
rtl8225_write_phy_ofdm(dev, 2, 0x42);
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);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM,
rtl8225z2_tx_gain_cck_ofdm[ofdm_power]);
msleep(1);
}
static void rtl8225z2_b_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
{
struct rtl8187_priv *priv = dev->priv;
u8 cck_power, ofdm_power;
const u8 *tmp;
int i;
cck_power = priv->channels[channel - 1].hw_value & 0xF;
ofdm_power = priv->channels[channel - 1].hw_value >> 4;
if (cck_power > 15)
cck_power = (priv->hw_rev == RTL8187BvB) ? 15 : 22;
else
cck_power += (priv->hw_rev == RTL8187BvB) ? 0 : 7;
cck_power += priv->txpwr_base & 0xF;
cck_power = min(cck_power, (u8)35);
if (ofdm_power > 15)
ofdm_power = (priv->hw_rev == RTL8187BvB) ? 17 : 25;
else
ofdm_power += (priv->hw_rev == RTL8187BvB) ? 2 : 10;
ofdm_power += (priv->txpwr_base >> 4) & 0xF;
ofdm_power = min(ofdm_power, (u8)35);
if (channel == 14)
tmp = rtl8225z2_tx_power_cck_ch14;
else
tmp = rtl8225z2_tx_power_cck;
if (priv->hw_rev == RTL8187BvB) {
if (cck_power <= 6)
; /* do nothing */
else if (cck_power <= 11)
tmp += 8;
else
tmp += 16;
} else {
if (cck_power <= 5)
; /* do nothing */
else if (cck_power <= 11)
tmp += 8;
else if (cck_power <= 17)
tmp += 16;
else
tmp += 24;
}
for (i = 0; i < 8; i++)
rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK,
rtl8225z2_tx_gain_cck_ofdm[cck_power] << 1);
msleep(1);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM,
rtl8225z2_tx_gain_cck_ofdm[ofdm_power] << 1);
if (priv->hw_rev == RTL8187BvB) {
if (ofdm_power <= 11) {
rtl8225_write_phy_ofdm(dev, 0x87, 0x60);
rtl8225_write_phy_ofdm(dev, 0x89, 0x60);
} else {
rtl8225_write_phy_ofdm(dev, 0x87, 0x5c);
rtl8225_write_phy_ofdm(dev, 0x89, 0x5c);
}
} else {
if (ofdm_power <= 11) {
rtl8225_write_phy_ofdm(dev, 0x87, 0x5c);
rtl8225_write_phy_ofdm(dev, 0x89, 0x5c);
} else if (ofdm_power <= 17) {
rtl8225_write_phy_ofdm(dev, 0x87, 0x54);
rtl8225_write_phy_ofdm(dev, 0x89, 0x54);
} else {
rtl8225_write_phy_ofdm(dev, 0x87, 0x50);
rtl8225_write_phy_ofdm(dev, 0x89, 0x50);
}
}
msleep(1);
}
static const u16 rtl8225z2_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,
0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03b0, 0x03b1, 0x03b2, 0x03b3,
0x03b4, 0x03b5, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bb
};
static const u8 rtl8225z2_gain_bg[] = {
0x23, 0x15, 0xa5, /* -82-1dBm */
0x23, 0x15, 0xb5, /* -82-2dBm */
0x23, 0x15, 0xc5, /* -82-3dBm */
0x33, 0x15, 0xc5, /* -78dBm */
0x43, 0x15, 0xc5, /* -74dBm */
0x53, 0x15, 0xc5, /* -70dBm */
0x63, 0x15, 0xc5 /* -66dBm */
};
static void rtl8225z2_rf_init(struct ieee80211_hw *dev)
{
struct rtl8187_priv *priv = dev->priv;
int i;
rtl8225_write(dev, 0x0, 0x2BF);
rtl8225_write(dev, 0x1, 0xEE0);
rtl8225_write(dev, 0x2, 0x44D);
rtl8225_write(dev, 0x3, 0x441);
rtl8225_write(dev, 0x4, 0x8C3);
rtl8225_write(dev, 0x5, 0xC72);
rtl8225_write(dev, 0x6, 0x0E6);
rtl8225_write(dev, 0x7, 0x82A);
rtl8225_write(dev, 0x8, 0x03F);
rtl8225_write(dev, 0x9, 0x335);
rtl8225_write(dev, 0xa, 0x9D4);
rtl8225_write(dev, 0xb, 0x7BB);
rtl8225_write(dev, 0xc, 0x850);
rtl8225_write(dev, 0xd, 0xCDF);
rtl8225_write(dev, 0xe, 0x02B);
rtl8225_write(dev, 0xf, 0x114);
msleep(100);
rtl8225_write(dev, 0x0, 0x1B7);
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, 0x3, 0x080);
rtl8225_write(dev, 0x5, 0x004);
rtl8225_write(dev, 0x0, 0x0B7);
rtl8225_write(dev, 0x2, 0xc4D);
msleep(200);
rtl8225_write(dev, 0x2, 0x44D);
msleep(100);
if (!(rtl8225_read(dev, 6) & (1 << 7))) {
rtl8225_write(dev, 0x02, 0x0C4D);
msleep(200);
rtl8225_write(dev, 0x02, 0x044D);
msleep(100);
if (!(rtl8225_read(dev, 6) & (1 << 7)))
wiphy_warn(dev->wiphy, "RF Calibration Failed! %x\n",
rtl8225_read(dev, 6));
}
msleep(200);
rtl8225_write(dev, 0x0, 0x2BF);
for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) {
rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]);
rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i);
}
msleep(1);
rtl8225_write_phy_ofdm(dev, 0x00, 0x01);
rtl8225_write_phy_ofdm(dev, 0x01, 0x02);
rtl8225_write_phy_ofdm(dev, 0x02, 0x42);
rtl8225_write_phy_ofdm(dev, 0x03, 0x00);
rtl8225_write_phy_ofdm(dev, 0x04, 0x00);
rtl8225_write_phy_ofdm(dev, 0x05, 0x00);
rtl8225_write_phy_ofdm(dev, 0x06, 0x40);
rtl8225_write_phy_ofdm(dev, 0x07, 0x00);
rtl8225_write_phy_ofdm(dev, 0x08, 0x40);
rtl8225_write_phy_ofdm(dev, 0x09, 0xfe);
rtl8225_write_phy_ofdm(dev, 0x0a, 0x08);
rtl8225_write_phy_ofdm(dev, 0x0b, 0x80);
rtl8225_write_phy_ofdm(dev, 0x0c, 0x01);
rtl8225_write_phy_ofdm(dev, 0x0d, 0x43);
rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3);
rtl8225_write_phy_ofdm(dev, 0x0f, 0x38);
rtl8225_write_phy_ofdm(dev, 0x10, 0x84);
rtl8225_write_phy_ofdm(dev, 0x11, 0x07);
rtl8225_write_phy_ofdm(dev, 0x12, 0x20);
rtl8225_write_phy_ofdm(dev, 0x13, 0x20);
rtl8225_write_phy_ofdm(dev, 0x14, 0x00);
rtl8225_write_phy_ofdm(dev, 0x15, 0x40);
rtl8225_write_phy_ofdm(dev, 0x16, 0x00);
rtl8225_write_phy_ofdm(dev, 0x17, 0x40);
rtl8225_write_phy_ofdm(dev, 0x18, 0xef);
rtl8225_write_phy_ofdm(dev, 0x19, 0x19);
rtl8225_write_phy_ofdm(dev, 0x1a, 0x20);
rtl8225_write_phy_ofdm(dev, 0x1b, 0x15);
rtl8225_write_phy_ofdm(dev, 0x1c, 0x04);
rtl8225_write_phy_ofdm(dev, 0x1d, 0xc5);
rtl8225_write_phy_ofdm(dev, 0x1e, 0x95);
rtl8225_write_phy_ofdm(dev, 0x1f, 0x75);
rtl8225_write_phy_ofdm(dev, 0x20, 0x1f);
rtl8225_write_phy_ofdm(dev, 0x21, 0x17);
rtl8225_write_phy_ofdm(dev, 0x22, 0x16);
rtl8225_write_phy_ofdm(dev, 0x23, 0x80);
rtl8225_write_phy_ofdm(dev, 0x24, 0x46);
rtl8225_write_phy_ofdm(dev, 0x25, 0x00);
rtl8225_write_phy_ofdm(dev, 0x26, 0x90);
rtl8225_write_phy_ofdm(dev, 0x27, 0x88);
rtl8225_write_phy_ofdm(dev, 0x0b, rtl8225z2_gain_bg[4 * 3]);
rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225z2_gain_bg[4 * 3 + 1]);
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225z2_gain_bg[4 * 3 + 2]);
rtl8225_write_phy_ofdm(dev, 0x21, 0x37);
rtl8225_write_phy_cck(dev, 0x00, 0x98);
rtl8225_write_phy_cck(dev, 0x03, 0x20);
rtl8225_write_phy_cck(dev, 0x04, 0x7e);
rtl8225_write_phy_cck(dev, 0x05, 0x12);
rtl8225_write_phy_cck(dev, 0x06, 0xfc);
rtl8225_write_phy_cck(dev, 0x07, 0x78);
rtl8225_write_phy_cck(dev, 0x08, 0x2e);
rtl8225_write_phy_cck(dev, 0x10, 0x9b);
rtl8225_write_phy_cck(dev, 0x11, 0x88);
rtl8225_write_phy_cck(dev, 0x12, 0x47);
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);
rtl8225_write_phy_cck(dev, 0x42, 0x15);
rtl8225_write_phy_cck(dev, 0x43, 0x18);
rtl8225_write_phy_cck(dev, 0x44, 0x36);
rtl8225_write_phy_cck(dev, 0x45, 0x35);
rtl8225_write_phy_cck(dev, 0x46, 0x2e);
rtl8225_write_phy_cck(dev, 0x47, 0x25);
rtl8225_write_phy_cck(dev, 0x48, 0x1c);
rtl8225_write_phy_cck(dev, 0x49, 0x12);
rtl8225_write_phy_cck(dev, 0x4a, 0x09);
rtl8225_write_phy_cck(dev, 0x4b, 0x04);
rtl8225_write_phy_cck(dev, 0x4c, 0x05);
rtl818x_iowrite8(priv, (u8 *)0xFF5B, 0x0D); msleep(1);
rtl8225z2_rf_set_tx_power(dev, 1);
/* RX antenna default to A */
rtl8225_write_phy_cck(dev, 0x10, 0x9b); /* B: 0xDB */
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); /* B: 0x10 */
rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
msleep(1);
rtl818x_iowrite32(priv, (__le32 *)0xFF94, 0x3dc00002);
}
static void rtl8225z2_b_rf_init(struct ieee80211_hw *dev)
{
struct rtl8187_priv *priv = dev->priv;
int i;
rtl8225_write(dev, 0x0, 0x0B7);
rtl8225_write(dev, 0x1, 0xEE0);
rtl8225_write(dev, 0x2, 0x44D);
rtl8225_write(dev, 0x3, 0x441);
rtl8225_write(dev, 0x4, 0x8C3);
rtl8225_write(dev, 0x5, 0xC72);
rtl8225_write(dev, 0x6, 0x0E6);
rtl8225_write(dev, 0x7, 0x82A);
rtl8225_write(dev, 0x8, 0x03F);
rtl8225_write(dev, 0x9, 0x335);
rtl8225_write(dev, 0xa, 0x9D4);
rtl8225_write(dev, 0xb, 0x7BB);
rtl8225_write(dev, 0xc, 0x850);
rtl8225_write(dev, 0xd, 0xCDF);
rtl8225_write(dev, 0xe, 0x02B);
rtl8225_write(dev, 0xf, 0x114);
rtl8225_write(dev, 0x0, 0x1B7);
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, 0x3, 0x080);
rtl8225_write(dev, 0x5, 0x004);
rtl8225_write(dev, 0x0, 0x0B7);
rtl8225_write(dev, 0x2, 0xC4D);
rtl8225_write(dev, 0x2, 0x44D);
rtl8225_write(dev, 0x0, 0x2BF);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, 0x03);
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, 0x07);
rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03);
rtl8225_write_phy_ofdm(dev, 0x80, 0x12);
for (i = 0; i < ARRAY_SIZE(rtl8225z2_agc); i++) {
rtl8225_write_phy_ofdm(dev, 0xF, rtl8225z2_agc[i]);
rtl8225_write_phy_ofdm(dev, 0xE, 0x80 + i);
rtl8225_write_phy_ofdm(dev, 0xE, 0);
}
rtl8225_write_phy_ofdm(dev, 0x80, 0x10);
for (i = 0; i < ARRAY_SIZE(rtl8225z2_ofdm); i++)
rtl8225_write_phy_ofdm(dev, i, rtl8225z2_ofdm[i]);
rtl8225_write_phy_ofdm(dev, 0x97, 0x46);
rtl8225_write_phy_ofdm(dev, 0xa4, 0xb6);
rtl8225_write_phy_ofdm(dev, 0x85, 0xfc);
rtl8225_write_phy_cck(dev, 0xc1, 0x88);
}
static void rtl8225_rf_stop(struct ieee80211_hw *dev)
{
rtl8225_write(dev, 0x4, 0x1f);
}
static void rtl8225_rf_set_channel(struct ieee80211_hw *dev,
struct ieee80211_conf *conf)
{
struct rtl8187_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 if (priv->rf->init == rtl8225z2_rf_init)
rtl8225z2_rf_set_tx_power(dev, chan);
else
rtl8225z2_b_rf_set_tx_power(dev, chan);
rtl8225_write(dev, 0x7, rtl8225_chan[chan - 1]);
msleep(10);
}
static const struct rtl818x_rf_ops rtl8225_ops = {
.name = "rtl8225",
.init = rtl8225_rf_init,
.stop = rtl8225_rf_stop,
.set_chan = rtl8225_rf_set_channel
};
static const struct rtl818x_rf_ops rtl8225z2_ops = {
.name = "rtl8225z2",
.init = rtl8225z2_rf_init,
.stop = rtl8225_rf_stop,
.set_chan = rtl8225_rf_set_channel
};
static const struct rtl818x_rf_ops rtl8225z2_b_ops = {
.name = "rtl8225z2",
.init = rtl8225z2_b_rf_init,
.stop = rtl8225_rf_stop,
.set_chan = rtl8225_rf_set_channel
};
const struct rtl818x_rf_ops * rtl8187_detect_rf(struct ieee80211_hw *dev)
{
u16 reg8, reg9;
struct rtl8187_priv *priv = dev->priv;
if (!priv->is_rtl8187b) {
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;
} else
return &rtl8225z2_b_ops;
}
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