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[tomato.git] / release / src-rt-6.x.4708 / linux / linux-2.6.36 / drivers / net / wireless / rtl818x / rtl8180_rtl8225.c
blobecf9d0318dd9403fd8dd5722ad495ddb03d7d7f2
2 /*
3 * Radio tuning for RTL8225 on RTL8180
5 * Copyright 2007 Michael Wu <flamingice@sourmilk.net>
6 * Copyright 2007 Andrea Merello <andreamrl@tiscali.it>
8 * Based on the r8180 driver, which is:
9 * Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al.
11 * Thanks to Realtek for their support!
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License version 2 as
15 * published by the Free Software Foundation.
18 #include <linux/init.h>
19 #include <linux/pci.h>
20 #include <linux/delay.h>
21 #include <net/mac80211.h>
23 #include "rtl8180.h"
24 #include "rtl8180_rtl8225.h"
26 static void rtl8225_write(struct ieee80211_hw *dev, u8 addr, u16 data)
28 struct rtl8180_priv *priv = dev->priv;
29 u16 reg80, reg84, reg82;
30 u32 bangdata;
31 int i;
33 bangdata = (data << 4) | (addr & 0xf);
35 reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput) & 0xfff3;
36 reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable);
38 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x7);
40 reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect);
41 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x7 | 0x400);
42 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
43 udelay(10);
45 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
46 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
47 udelay(2);
48 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
49 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
50 udelay(10);
52 for (i = 15; i >= 0; i--) {
53 u16 reg = reg80;
55 if (bangdata & (1 << i))
56 reg |= 1;
58 if (i & 1)
59 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
61 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg | (1 << 1));
62 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg | (1 << 1));
64 if (!(i & 1))
65 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
68 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
69 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
70 udelay(10);
72 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
73 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x400);
74 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
77 static u16 rtl8225_read(struct ieee80211_hw *dev, u8 addr)
79 struct rtl8180_priv *priv = dev->priv;
80 u16 reg80, reg82, reg84, out;
81 int i;
83 reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput);
84 reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable);
85 reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect) | 0x400;
87 reg80 &= ~0xF;
89 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x000F);
90 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x000F);
92 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
93 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
94 udelay(4);
95 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
96 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
97 udelay(5);
99 for (i = 4; i >= 0; i--) {
100 u16 reg = reg80 | ((addr >> i) & 1);
102 if (!(i & 1)) {
103 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
104 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
105 udelay(1);
108 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
109 reg | (1 << 1));
110 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
111 udelay(2);
112 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
113 reg | (1 << 1));
114 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
115 udelay(2);
117 if (i & 1) {
118 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
119 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
120 udelay(1);
124 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x000E);
125 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x040E);
126 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
127 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
128 reg80 | (1 << 3) | (1 << 1));
129 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
130 udelay(2);
131 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
132 reg80 | (1 << 3));
133 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
134 udelay(2);
135 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
136 reg80 | (1 << 3));
137 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
138 udelay(2);
140 out = 0;
141 for (i = 11; i >= 0; i--) {
142 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
143 reg80 | (1 << 3));
144 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
145 udelay(1);
146 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
147 reg80 | (1 << 3) | (1 << 1));
148 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
149 udelay(2);
150 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
151 reg80 | (1 << 3) | (1 << 1));
152 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
153 udelay(2);
154 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
155 reg80 | (1 << 3) | (1 << 1));
156 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
157 udelay(2);
159 if (rtl818x_ioread16(priv, &priv->map->RFPinsInput) & (1 << 1))
160 out |= 1 << i;
162 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
163 reg80 | (1 << 3));
164 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
165 udelay(2);
168 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
169 reg80 | (1 << 3) | (1 << 2));
170 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
171 udelay(2);
173 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82);
174 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84);
175 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x03A0);
177 return out;
180 static const u16 rtl8225bcd_rxgain[] = {
181 0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0408, 0x0409,
182 0x040a, 0x040b, 0x0502, 0x0503, 0x0504, 0x0505, 0x0540, 0x0541,
183 0x0542, 0x0543, 0x0544, 0x0545, 0x0580, 0x0581, 0x0582, 0x0583,
184 0x0584, 0x0585, 0x0588, 0x0589, 0x058a, 0x058b, 0x0643, 0x0644,
185 0x0645, 0x0680, 0x0681, 0x0682, 0x0683, 0x0684, 0x0685, 0x0688,
186 0x0689, 0x068a, 0x068b, 0x068c, 0x0742, 0x0743, 0x0744, 0x0745,
187 0x0780, 0x0781, 0x0782, 0x0783, 0x0784, 0x0785, 0x0788, 0x0789,
188 0x078a, 0x078b, 0x078c, 0x078d, 0x0790, 0x0791, 0x0792, 0x0793,
189 0x0794, 0x0795, 0x0798, 0x0799, 0x079a, 0x079b, 0x079c, 0x079d,
190 0x07a0, 0x07a1, 0x07a2, 0x07a3, 0x07a4, 0x07a5, 0x07a8, 0x07a9,
191 0x07aa, 0x07ab, 0x07ac, 0x07ad, 0x07b0, 0x07b1, 0x07b2, 0x07b3,
192 0x07b4, 0x07b5, 0x07b8, 0x07b9, 0x07ba, 0x07bb, 0x07bb
195 static const u8 rtl8225_agc[] = {
196 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e,
197 0x9d, 0x9c, 0x9b, 0x9a, 0x99, 0x98, 0x97, 0x96,
198 0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e,
199 0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88, 0x87, 0x86,
200 0x85, 0x84, 0x83, 0x82, 0x81, 0x80, 0x3f, 0x3e,
201 0x3d, 0x3c, 0x3b, 0x3a, 0x39, 0x38, 0x37, 0x36,
202 0x35, 0x34, 0x33, 0x32, 0x31, 0x30, 0x2f, 0x2e,
203 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x28, 0x27, 0x26,
204 0x25, 0x24, 0x23, 0x22, 0x21, 0x20, 0x1f, 0x1e,
205 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x18, 0x17, 0x16,
206 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e,
207 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06,
208 0x05, 0x04, 0x03, 0x02, 0x01, 0x01, 0x01, 0x01,
209 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
210 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
211 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01
214 static const u8 rtl8225_gain[] = {
215 0x23, 0x88, 0x7c, 0xa5, /* -82dbm */
216 0x23, 0x88, 0x7c, 0xb5, /* -82dbm */
217 0x23, 0x88, 0x7c, 0xc5, /* -82dbm */
218 0x33, 0x80, 0x79, 0xc5, /* -78dbm */
219 0x43, 0x78, 0x76, 0xc5, /* -74dbm */
220 0x53, 0x60, 0x73, 0xc5, /* -70dbm */
221 0x63, 0x58, 0x70, 0xc5, /* -66dbm */
224 static const u8 rtl8225_threshold[] = {
225 0x8d, 0x8d, 0x8d, 0x8d, 0x9d, 0xad, 0xbd
228 static const u8 rtl8225_tx_gain_cck_ofdm[] = {
229 0x02, 0x06, 0x0e, 0x1e, 0x3e, 0x7e
232 static const u8 rtl8225_tx_power_cck[] = {
233 0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02,
234 0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02,
235 0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02,
236 0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02,
237 0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03,
238 0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03
241 static const u8 rtl8225_tx_power_cck_ch14[] = {
242 0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00,
243 0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00,
244 0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00,
245 0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00,
246 0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00,
247 0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00
250 static const u8 rtl8225_tx_power_ofdm[] = {
251 0x80, 0x90, 0xa2, 0xb5, 0xcb, 0xe4
254 static const u32 rtl8225_chan[] = {
255 0x085c, 0x08dc, 0x095c, 0x09dc, 0x0a5c, 0x0adc, 0x0b5c,
256 0x0bdc, 0x0c5c, 0x0cdc, 0x0d5c, 0x0ddc, 0x0e5c, 0x0f72
259 static void rtl8225_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
261 struct rtl8180_priv *priv = dev->priv;
262 u8 cck_power, ofdm_power;
263 const u8 *tmp;
264 u32 reg;
265 int i;
267 cck_power = priv->channels[channel - 1].hw_value & 0xFF;
268 ofdm_power = priv->channels[channel - 1].hw_value >> 8;
270 cck_power = min(cck_power, (u8)35);
271 ofdm_power = min(ofdm_power, (u8)35);
273 rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK,
274 rtl8225_tx_gain_cck_ofdm[cck_power / 6] >> 1);
276 if (channel == 14)
277 tmp = &rtl8225_tx_power_cck_ch14[(cck_power % 6) * 8];
278 else
279 tmp = &rtl8225_tx_power_cck[(cck_power % 6) * 8];
281 for (i = 0; i < 8; i++)
282 rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++);
284 msleep(1);
286 /* anaparam2 on */
287 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
288 reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
289 rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE);
290 rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_ON);
291 rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE);
292 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
294 rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM,
295 rtl8225_tx_gain_cck_ofdm[ofdm_power/6] >> 1);
297 tmp = &rtl8225_tx_power_ofdm[ofdm_power % 6];
299 rtl8225_write_phy_ofdm(dev, 5, *tmp);
300 rtl8225_write_phy_ofdm(dev, 7, *tmp);
302 msleep(1);
305 static void rtl8225_rf_init(struct ieee80211_hw *dev)
307 struct rtl8180_priv *priv = dev->priv;
308 int i;
310 rtl8180_set_anaparam(priv, RTL8225_ANAPARAM_ON);
312 /* host_pci_init */
313 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480);
314 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
315 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x0488);
316 rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0);
317 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
318 msleep(200);
319 rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0xFF & ~(1 << 6));
321 rtl818x_iowrite32(priv, &priv->map->RF_TIMING, 0x000a8008);
323 /* TODO: check if we need really to change BRSR to do RF config */
324 rtl818x_ioread16(priv, &priv->map->BRSR);
325 rtl818x_iowrite16(priv, &priv->map->BRSR, 0xFFFF);
326 rtl818x_iowrite32(priv, &priv->map->RF_PARA, 0x00100044);
327 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
328 rtl818x_iowrite8(priv, &priv->map->CONFIG3, 0x44);
329 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
331 rtl8225_write(dev, 0x0, 0x067);
332 rtl8225_write(dev, 0x1, 0xFE0);
333 rtl8225_write(dev, 0x2, 0x44D);
334 rtl8225_write(dev, 0x3, 0x441);
335 rtl8225_write(dev, 0x4, 0x8BE);
336 rtl8225_write(dev, 0x5, 0xBF0); /* TODO: minipci */
337 rtl8225_write(dev, 0x6, 0xAE6);
338 rtl8225_write(dev, 0x7, rtl8225_chan[0]);
339 rtl8225_write(dev, 0x8, 0x01F);
340 rtl8225_write(dev, 0x9, 0x334);
341 rtl8225_write(dev, 0xA, 0xFD4);
342 rtl8225_write(dev, 0xB, 0x391);
343 rtl8225_write(dev, 0xC, 0x050);
344 rtl8225_write(dev, 0xD, 0x6DB);
345 rtl8225_write(dev, 0xE, 0x029);
346 rtl8225_write(dev, 0xF, 0x914); msleep(1);
348 rtl8225_write(dev, 0x2, 0xC4D); msleep(100);
350 rtl8225_write(dev, 0x0, 0x127);
352 for (i = 0; i < ARRAY_SIZE(rtl8225bcd_rxgain); i++) {
353 rtl8225_write(dev, 0x1, i + 1);
354 rtl8225_write(dev, 0x2, rtl8225bcd_rxgain[i]);
357 rtl8225_write(dev, 0x0, 0x027);
358 rtl8225_write(dev, 0x0, 0x22F);
359 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
361 for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) {
362 rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]);
363 msleep(1);
364 rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i);
365 msleep(1);
368 msleep(1);
370 rtl8225_write_phy_ofdm(dev, 0x00, 0x01); msleep(1);
371 rtl8225_write_phy_ofdm(dev, 0x01, 0x02); msleep(1);
372 rtl8225_write_phy_ofdm(dev, 0x02, 0x62); msleep(1);
373 rtl8225_write_phy_ofdm(dev, 0x03, 0x00); msleep(1);
374 rtl8225_write_phy_ofdm(dev, 0x04, 0x00); msleep(1);
375 rtl8225_write_phy_ofdm(dev, 0x05, 0x00); msleep(1);
376 rtl8225_write_phy_ofdm(dev, 0x06, 0x00); msleep(1);
377 rtl8225_write_phy_ofdm(dev, 0x07, 0x00); msleep(1);
378 rtl8225_write_phy_ofdm(dev, 0x08, 0x00); msleep(1);
379 rtl8225_write_phy_ofdm(dev, 0x09, 0xfe); msleep(1);
380 rtl8225_write_phy_ofdm(dev, 0x0a, 0x09); msleep(1);
381 rtl8225_write_phy_ofdm(dev, 0x0b, 0x80); msleep(1);
382 rtl8225_write_phy_ofdm(dev, 0x0c, 0x01); msleep(1);
383 rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3); msleep(1);
384 rtl8225_write_phy_ofdm(dev, 0x0f, 0x38); msleep(1);
385 rtl8225_write_phy_ofdm(dev, 0x10, 0x84); msleep(1);
386 rtl8225_write_phy_ofdm(dev, 0x11, 0x03); msleep(1);
387 rtl8225_write_phy_ofdm(dev, 0x12, 0x20); msleep(1);
388 rtl8225_write_phy_ofdm(dev, 0x13, 0x20); msleep(1);
389 rtl8225_write_phy_ofdm(dev, 0x14, 0x00); msleep(1);
390 rtl8225_write_phy_ofdm(dev, 0x15, 0x40); msleep(1);
391 rtl8225_write_phy_ofdm(dev, 0x16, 0x00); msleep(1);
392 rtl8225_write_phy_ofdm(dev, 0x17, 0x40); msleep(1);
393 rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1);
394 rtl8225_write_phy_ofdm(dev, 0x19, 0x19); msleep(1);
395 rtl8225_write_phy_ofdm(dev, 0x1a, 0x20); msleep(1);
396 rtl8225_write_phy_ofdm(dev, 0x1b, 0x76); msleep(1);
397 rtl8225_write_phy_ofdm(dev, 0x1c, 0x04); msleep(1);
398 rtl8225_write_phy_ofdm(dev, 0x1e, 0x95); msleep(1);
399 rtl8225_write_phy_ofdm(dev, 0x1f, 0x75); msleep(1);
400 rtl8225_write_phy_ofdm(dev, 0x20, 0x1f); msleep(1);
401 rtl8225_write_phy_ofdm(dev, 0x21, 0x27); msleep(1);
402 rtl8225_write_phy_ofdm(dev, 0x22, 0x16); msleep(1);
403 rtl8225_write_phy_ofdm(dev, 0x24, 0x46); msleep(1);
404 rtl8225_write_phy_ofdm(dev, 0x25, 0x20); msleep(1);
405 rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1);
406 rtl8225_write_phy_ofdm(dev, 0x27, 0x88); msleep(1);
408 rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1);
409 rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1);
410 rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1);
411 rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1);
412 rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1);
413 rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1);
414 rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1);
415 rtl8225_write_phy_cck(dev, 0x10, 0x93); msleep(1);
416 rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1);
417 rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1);
418 rtl8225_write_phy_cck(dev, 0x13, 0xd0);
419 rtl8225_write_phy_cck(dev, 0x19, 0x00);
420 rtl8225_write_phy_cck(dev, 0x1a, 0xa0);
421 rtl8225_write_phy_cck(dev, 0x1b, 0x08);
422 rtl8225_write_phy_cck(dev, 0x40, 0x86);
423 rtl8225_write_phy_cck(dev, 0x41, 0x8d); msleep(1);
424 rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1);
425 rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1);
426 rtl8225_write_phy_cck(dev, 0x44, 0x1f); msleep(1);
427 rtl8225_write_phy_cck(dev, 0x45, 0x1e); msleep(1);
428 rtl8225_write_phy_cck(dev, 0x46, 0x1a); msleep(1);
429 rtl8225_write_phy_cck(dev, 0x47, 0x15); msleep(1);
430 rtl8225_write_phy_cck(dev, 0x48, 0x10); msleep(1);
431 rtl8225_write_phy_cck(dev, 0x49, 0x0a); msleep(1);
432 rtl8225_write_phy_cck(dev, 0x4a, 0x05); msleep(1);
433 rtl8225_write_phy_cck(dev, 0x4b, 0x02); msleep(1);
434 rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1);
436 rtl818x_iowrite8(priv, &priv->map->TESTR, 0x0D); msleep(1);
438 rtl8225_rf_set_tx_power(dev, 1);
440 /* RX antenna default to A */
441 rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */
442 rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); /* B: 0x10 */
444 rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
445 msleep(1);
446 rtl818x_iowrite32(priv, (__le32 __iomem *)((void __iomem *)priv->map + 0x94), 0x15c00002);
447 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
449 rtl8225_write(dev, 0x0c, 0x50);
450 /* set OFDM initial gain */
451 rtl8225_write_phy_ofdm(dev, 0x0d, rtl8225_gain[4 * 4]);
452 rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[4 * 4 + 1]);
453 rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225_gain[4 * 4 + 2]);
454 rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[4 * 4 + 3]);
455 /* set CCK threshold */
456 rtl8225_write_phy_cck(dev, 0x41, rtl8225_threshold[0]);
459 static const u8 rtl8225z2_tx_power_cck_ch14[] = {
460 0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00
463 static const u8 rtl8225z2_tx_power_cck_B[] = {
464 0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x04
467 static const u8 rtl8225z2_tx_power_cck_A[] = {
468 0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04
471 static const u8 rtl8225z2_tx_power_cck[] = {
472 0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04
475 static void rtl8225z2_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
477 struct rtl8180_priv *priv = dev->priv;
478 u8 cck_power, ofdm_power;
479 const u8 *tmp;
480 int i;
482 cck_power = priv->channels[channel - 1].hw_value & 0xFF;
483 ofdm_power = priv->channels[channel - 1].hw_value >> 8;
485 if (channel == 14)
486 tmp = rtl8225z2_tx_power_cck_ch14;
487 else if (cck_power == 12)
488 tmp = rtl8225z2_tx_power_cck_B;
489 else if (cck_power == 13)
490 tmp = rtl8225z2_tx_power_cck_A;
491 else
492 tmp = rtl8225z2_tx_power_cck;
494 for (i = 0; i < 8; i++)
495 rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++);
497 cck_power = min(cck_power, (u8)35);
498 if (cck_power == 13 || cck_power == 14)
499 cck_power = 12;
500 if (cck_power >= 15)
501 cck_power -= 2;
503 rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK, cck_power);
504 rtl818x_ioread8(priv, &priv->map->TX_GAIN_CCK);
505 msleep(1);
507 ofdm_power = min(ofdm_power, (u8)35);
508 rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM, ofdm_power);
510 rtl8225_write_phy_ofdm(dev, 2, 0x62);
511 rtl8225_write_phy_ofdm(dev, 5, 0x00);
512 rtl8225_write_phy_ofdm(dev, 6, 0x40);
513 rtl8225_write_phy_ofdm(dev, 7, 0x00);
514 rtl8225_write_phy_ofdm(dev, 8, 0x40);
516 msleep(1);
519 static const u16 rtl8225z2_rxgain[] = {
520 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0008, 0x0009,
521 0x000a, 0x000b, 0x0102, 0x0103, 0x0104, 0x0105, 0x0140, 0x0141,
522 0x0142, 0x0143, 0x0144, 0x0145, 0x0180, 0x0181, 0x0182, 0x0183,
523 0x0184, 0x0185, 0x0188, 0x0189, 0x018a, 0x018b, 0x0243, 0x0244,
524 0x0245, 0x0280, 0x0281, 0x0282, 0x0283, 0x0284, 0x0285, 0x0288,
525 0x0289, 0x028a, 0x028b, 0x028c, 0x0342, 0x0343, 0x0344, 0x0345,
526 0x0380, 0x0381, 0x0382, 0x0383, 0x0384, 0x0385, 0x0388, 0x0389,
527 0x038a, 0x038b, 0x038c, 0x038d, 0x0390, 0x0391, 0x0392, 0x0393,
528 0x0394, 0x0395, 0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d,
529 0x03a0, 0x03a1, 0x03a2, 0x03a3, 0x03a4, 0x03a5, 0x03a8, 0x03a9,
530 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03b0, 0x03b1, 0x03b2, 0x03b3,
531 0x03b4, 0x03b5, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bb
534 static void rtl8225z2_rf_init(struct ieee80211_hw *dev)
536 struct rtl8180_priv *priv = dev->priv;
537 int i;
539 rtl8180_set_anaparam(priv, RTL8225_ANAPARAM_ON);
541 /* host_pci_init */
542 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480);
543 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
544 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x0488);
545 rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0);
546 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
547 msleep(200);
548 rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0xFF & ~(1 << 6));
550 rtl818x_iowrite32(priv, &priv->map->RF_TIMING, 0x00088008);
552 /* TODO: check if we need really to change BRSR to do RF config */
553 rtl818x_ioread16(priv, &priv->map->BRSR);
554 rtl818x_iowrite16(priv, &priv->map->BRSR, 0xFFFF);
555 rtl818x_iowrite32(priv, &priv->map->RF_PARA, 0x00100044);
556 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
557 rtl818x_iowrite8(priv, &priv->map->CONFIG3, 0x44);
558 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
560 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
562 rtl8225_write(dev, 0x0, 0x0B7); msleep(1);
563 rtl8225_write(dev, 0x1, 0xEE0); msleep(1);
564 rtl8225_write(dev, 0x2, 0x44D); msleep(1);
565 rtl8225_write(dev, 0x3, 0x441); msleep(1);
566 rtl8225_write(dev, 0x4, 0x8C3); msleep(1);
567 rtl8225_write(dev, 0x5, 0xC72); msleep(1);
568 rtl8225_write(dev, 0x6, 0x0E6); msleep(1);
569 rtl8225_write(dev, 0x7, 0x82A); msleep(1);
570 rtl8225_write(dev, 0x8, 0x03F); msleep(1);
571 rtl8225_write(dev, 0x9, 0x335); msleep(1);
572 rtl8225_write(dev, 0xa, 0x9D4); msleep(1);
573 rtl8225_write(dev, 0xb, 0x7BB); msleep(1);
574 rtl8225_write(dev, 0xc, 0x850); msleep(1);
575 rtl8225_write(dev, 0xd, 0xCDF); msleep(1);
576 rtl8225_write(dev, 0xe, 0x02B); msleep(1);
577 rtl8225_write(dev, 0xf, 0x114); msleep(100);
579 if (!(rtl8225_read(dev, 6) & (1 << 7))) {
580 rtl8225_write(dev, 0x02, 0x0C4D);
581 msleep(200);
582 rtl8225_write(dev, 0x02, 0x044D);
583 msleep(100);
584 /* TODO: readd calibration failure message when the calibration
585 check works */
588 rtl8225_write(dev, 0x0, 0x1B7);
589 rtl8225_write(dev, 0x3, 0x002);
590 rtl8225_write(dev, 0x5, 0x004);
592 for (i = 0; i < ARRAY_SIZE(rtl8225z2_rxgain); i++) {
593 rtl8225_write(dev, 0x1, i + 1);
594 rtl8225_write(dev, 0x2, rtl8225z2_rxgain[i]);
597 rtl8225_write(dev, 0x0, 0x0B7); msleep(100);
598 rtl8225_write(dev, 0x2, 0xC4D);
600 msleep(200);
601 rtl8225_write(dev, 0x2, 0x44D);
602 msleep(100);
604 rtl8225_write(dev, 0x00, 0x2BF);
605 rtl8225_write(dev, 0xFF, 0xFFFF);
607 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
609 for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) {
610 rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]);
611 msleep(1);
612 rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i);
613 msleep(1);
616 msleep(1);
618 rtl8225_write_phy_ofdm(dev, 0x00, 0x01); msleep(1);
619 rtl8225_write_phy_ofdm(dev, 0x01, 0x02); msleep(1);
620 rtl8225_write_phy_ofdm(dev, 0x02, 0x62); msleep(1);
621 rtl8225_write_phy_ofdm(dev, 0x03, 0x00); msleep(1);
622 rtl8225_write_phy_ofdm(dev, 0x04, 0x00); msleep(1);
623 rtl8225_write_phy_ofdm(dev, 0x05, 0x00); msleep(1);
624 rtl8225_write_phy_ofdm(dev, 0x06, 0x40); msleep(1);
625 rtl8225_write_phy_ofdm(dev, 0x07, 0x00); msleep(1);
626 rtl8225_write_phy_ofdm(dev, 0x08, 0x40); msleep(1);
627 rtl8225_write_phy_ofdm(dev, 0x09, 0xfe); msleep(1);
628 rtl8225_write_phy_ofdm(dev, 0x0a, 0x09); msleep(1);
629 rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1);
630 rtl8225_write_phy_ofdm(dev, 0x0b, 0x80); msleep(1);
631 rtl8225_write_phy_ofdm(dev, 0x0c, 0x01); msleep(1);
632 rtl8225_write_phy_ofdm(dev, 0x0d, 0x43);
633 rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3); msleep(1);
634 rtl8225_write_phy_ofdm(dev, 0x0f, 0x38); msleep(1);
635 rtl8225_write_phy_ofdm(dev, 0x10, 0x84); msleep(1);
636 rtl8225_write_phy_ofdm(dev, 0x11, 0x06); msleep(1);
637 rtl8225_write_phy_ofdm(dev, 0x12, 0x20); msleep(1);
638 rtl8225_write_phy_ofdm(dev, 0x13, 0x20); msleep(1);
639 rtl8225_write_phy_ofdm(dev, 0x14, 0x00); msleep(1);
640 rtl8225_write_phy_ofdm(dev, 0x15, 0x40); msleep(1);
641 rtl8225_write_phy_ofdm(dev, 0x16, 0x00); msleep(1);
642 rtl8225_write_phy_ofdm(dev, 0x17, 0x40); msleep(1);
643 rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1);
644 rtl8225_write_phy_ofdm(dev, 0x19, 0x19); msleep(1);
645 rtl8225_write_phy_ofdm(dev, 0x1a, 0x20); msleep(1);
646 rtl8225_write_phy_ofdm(dev, 0x1b, 0x11); msleep(1);
647 rtl8225_write_phy_ofdm(dev, 0x1c, 0x04); msleep(1);
648 rtl8225_write_phy_ofdm(dev, 0x1d, 0xc5); msleep(1);
649 rtl8225_write_phy_ofdm(dev, 0x1e, 0xb3); msleep(1);
650 rtl8225_write_phy_ofdm(dev, 0x1f, 0x75); msleep(1);
651 rtl8225_write_phy_ofdm(dev, 0x20, 0x1f); msleep(1);
652 rtl8225_write_phy_ofdm(dev, 0x21, 0x27); msleep(1);
653 rtl8225_write_phy_ofdm(dev, 0x22, 0x16); msleep(1);
654 rtl8225_write_phy_ofdm(dev, 0x23, 0x80); msleep(1);
655 rtl8225_write_phy_ofdm(dev, 0x24, 0x46); msleep(1);
656 rtl8225_write_phy_ofdm(dev, 0x25, 0x20); msleep(1);
657 rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1);
658 rtl8225_write_phy_ofdm(dev, 0x27, 0x88); msleep(1);
660 rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1);
661 rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1);
662 rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1);
663 rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1);
664 rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1);
665 rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1);
666 rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1);
667 rtl8225_write_phy_cck(dev, 0x10, 0x93); msleep(1);
668 rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1);
669 rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1);
670 rtl8225_write_phy_cck(dev, 0x13, 0xd0);
671 rtl8225_write_phy_cck(dev, 0x19, 0x00);
672 rtl8225_write_phy_cck(dev, 0x1a, 0xa0);
673 rtl8225_write_phy_cck(dev, 0x1b, 0x08);
674 rtl8225_write_phy_cck(dev, 0x40, 0x86);
675 rtl8225_write_phy_cck(dev, 0x41, 0x8a); msleep(1);
676 rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1);
677 rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1);
678 rtl8225_write_phy_cck(dev, 0x44, 0x36); msleep(1);
679 rtl8225_write_phy_cck(dev, 0x45, 0x35); msleep(1);
680 rtl8225_write_phy_cck(dev, 0x46, 0x2e); msleep(1);
681 rtl8225_write_phy_cck(dev, 0x47, 0x25); msleep(1);
682 rtl8225_write_phy_cck(dev, 0x48, 0x1c); msleep(1);
683 rtl8225_write_phy_cck(dev, 0x49, 0x12); msleep(1);
684 rtl8225_write_phy_cck(dev, 0x4a, 0x09); msleep(1);
685 rtl8225_write_phy_cck(dev, 0x4b, 0x04); msleep(1);
686 rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1);
688 rtl818x_iowrite8(priv, (u8 __iomem *)((void __iomem *)priv->map + 0x5B), 0x0D); msleep(1);
690 rtl8225z2_rf_set_tx_power(dev, 1);
692 /* RX antenna default to A */
693 rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */
694 rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); /* B: 0x10 */
696 rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
697 msleep(1);
698 rtl818x_iowrite32(priv, (__le32 __iomem *)((void __iomem *)priv->map + 0x94), 0x15c00002);
699 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
702 static void rtl8225_rf_stop(struct ieee80211_hw *dev)
704 struct rtl8180_priv *priv = dev->priv;
705 u8 reg;
707 rtl8225_write(dev, 0x4, 0x1f); msleep(1);
709 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
710 reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
711 rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE);
712 rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_OFF);
713 rtl818x_iowrite32(priv, &priv->map->ANAPARAM, RTL8225_ANAPARAM_OFF);
714 rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE);
715 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
718 static void rtl8225_rf_set_channel(struct ieee80211_hw *dev,
719 struct ieee80211_conf *conf)
721 struct rtl8180_priv *priv = dev->priv;
722 int chan = ieee80211_frequency_to_channel(conf->channel->center_freq);
724 if (priv->rf->init == rtl8225_rf_init)
725 rtl8225_rf_set_tx_power(dev, chan);
726 else
727 rtl8225z2_rf_set_tx_power(dev, chan);
729 rtl8225_write(dev, 0x7, rtl8225_chan[chan - 1]);
730 msleep(10);
733 static void rtl8225_rf_conf_erp(struct ieee80211_hw *dev,
734 struct ieee80211_bss_conf *info)
736 struct rtl8180_priv *priv = dev->priv;
738 if (info->use_short_slot) {
739 rtl818x_iowrite8(priv, &priv->map->SLOT, 0x9);
740 rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22);
741 rtl818x_iowrite8(priv, &priv->map->DIFS, 0x14);
742 rtl818x_iowrite8(priv, &priv->map->EIFS, 81);
743 rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0x73);
744 } else {
745 rtl818x_iowrite8(priv, &priv->map->SLOT, 0x14);
746 rtl818x_iowrite8(priv, &priv->map->SIFS, 0x44);
747 rtl818x_iowrite8(priv, &priv->map->DIFS, 0x24);
748 rtl818x_iowrite8(priv, &priv->map->EIFS, 81);
749 rtl818x_iowrite8(priv, &priv->map->CW_VAL, 0xa5);
753 static const struct rtl818x_rf_ops rtl8225_ops = {
754 .name = "rtl8225",
755 .init = rtl8225_rf_init,
756 .stop = rtl8225_rf_stop,
757 .set_chan = rtl8225_rf_set_channel,
758 .conf_erp = rtl8225_rf_conf_erp,
761 static const struct rtl818x_rf_ops rtl8225z2_ops = {
762 .name = "rtl8225z2",
763 .init = rtl8225z2_rf_init,
764 .stop = rtl8225_rf_stop,
765 .set_chan = rtl8225_rf_set_channel,
766 .conf_erp = rtl8225_rf_conf_erp,
769 const struct rtl818x_rf_ops * rtl8180_detect_rf(struct ieee80211_hw *dev)
771 struct rtl8180_priv *priv = dev->priv;
772 u16 reg8, reg9;
774 rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480);
775 rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x0488);
776 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
777 rtl818x_ioread8(priv, &priv->map->EEPROM_CMD);
778 msleep(100);
780 rtl8225_write(dev, 0, 0x1B7);
782 reg8 = rtl8225_read(dev, 8);
783 reg9 = rtl8225_read(dev, 9);
785 rtl8225_write(dev, 0, 0x0B7);
787 if (reg8 != 0x588 || reg9 != 0x700)
788 return &rtl8225_ops;
790 return &rtl8225z2_ops;