1 /*-
2 * SPDX-License-Identifier: ISC
3 *
4 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
5 * Copyright (c) 2002-2008 Atheros Communications, Inc.
6 *
7 * Permission to use, copy, modify, and/or distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19 #include "opt_ah.h"
20
21 #include "ah.h"
22 #include "ah_internal.h"
23 #include "ah_devid.h"
24
25 #include "ar5312/ar5312.h"
26 #include "ar5312/ar5312reg.h"
27 #include "ar5312/ar5312phy.h"
28
29 /* Add static register initialization vectors */
30 #define AH_5212_COMMON
31 #include "ar5212/ar5212.ini"
32
33 static HAL_BOOL ar5312GetMacAddr(struct ath_hal *ah);
34
35 static void
ar5312AniSetup(struct ath_hal * ah)36 ar5312AniSetup(struct ath_hal *ah)
37 {
38 static const struct ar5212AniParams aniparams = {
39 .maxNoiseImmunityLevel = 4, /* levels 0..4 */
40 .totalSizeDesired = { -41, -41, -48, -48, -48 },
41 .coarseHigh = { -18, -18, -16, -14, -12 },
42 .coarseLow = { -56, -56, -60, -60, -60 },
43 .firpwr = { -72, -72, -75, -78, -80 },
44 .maxSpurImmunityLevel = 2,
45 .cycPwrThr1 = { 2, 4, 6 },
46 .maxFirstepLevel = 2, /* levels 0..2 */
47 .firstep = { 0, 4, 8 },
48 .ofdmTrigHigh = 500,
49 .ofdmTrigLow = 200,
50 .cckTrigHigh = 200,
51 .cckTrigLow = 100,
52 .rssiThrHigh = 40,
53 .rssiThrLow = 7,
54 .period = 100,
55 };
56 ar5212AniAttach(ah, &aniparams, &aniparams, AH_TRUE);
57 }
58
59 /*
60 * Attach for an AR5312 part.
61 */
62 static struct ath_hal *
ar5312Attach(uint16_t devid,HAL_SOFTC sc,HAL_BUS_TAG st,HAL_BUS_HANDLE sh,uint16_t * eepromdata,HAL_OPS_CONFIG * ah_config,HAL_STATUS * status)63 ar5312Attach(uint16_t devid, HAL_SOFTC sc,
64 HAL_BUS_TAG st, HAL_BUS_HANDLE sh, uint16_t *eepromdata,
65 HAL_OPS_CONFIG *ah_config, HAL_STATUS *status)
66 {
67 struct ath_hal_5212 *ahp = AH_NULL;
68 struct ath_hal *ah;
69 struct ath_hal_rf *rf;
70 uint32_t val;
71 uint16_t eeval;
72 HAL_STATUS ecode;
73
74 HALDEBUG(AH_NULL, HAL_DEBUG_ATTACH, "%s: sc %p st %p sh %p\n",
75 __func__, sc, st, (void*) sh);
76
77 /* NB: memory is returned zero'd */
78 ahp = ath_hal_malloc(sizeof (struct ath_hal_5212));
79 if (ahp == AH_NULL) {
80 HALDEBUG(AH_NULL, HAL_DEBUG_ANY,
81 "%s: cannot allocate memory for state block\n", __func__);
82 *status = HAL_ENOMEM;
83 return AH_NULL;
84 }
85 ar5212InitState(ahp, devid, sc, st, sh, status);
86 ah = &ahp->ah_priv.h;
87
88 /* override 5212 methods for our needs */
89 ah->ah_reset = ar5312Reset;
90 ah->ah_phyDisable = ar5312PhyDisable;
91 ah->ah_setLedState = ar5312SetLedState;
92 ah->ah_detectCardPresent = ar5312DetectCardPresent;
93 ah->ah_setPowerMode = ar5312SetPowerMode;
94 ah->ah_getPowerMode = ar5312GetPowerMode;
95 ah->ah_isInterruptPending = ar5312IsInterruptPending;
96
97 ahp->ah_priv.ah_eepromRead = ar5312EepromRead;
98 #ifdef AH_SUPPORT_WRITE_EEPROM
99 ahp->ah_priv.ah_eepromWrite = ar5312EepromWrite;
100 #endif
101 #if ( AH_SUPPORT_2316 || AH_SUPPORT_2317)
102 if (IS_5315(ah)) {
103 ahp->ah_priv.ah_gpioCfgOutput = ar5315GpioCfgOutput;
104 ahp->ah_priv.ah_gpioCfgInput = ar5315GpioCfgInput;
105 ahp->ah_priv.ah_gpioGet = ar5315GpioGet;
106 ahp->ah_priv.ah_gpioSet = ar5315GpioSet;
107 ahp->ah_priv.ah_gpioSetIntr = ar5315GpioSetIntr;
108 } else
109 #endif
110 {
111 ahp->ah_priv.ah_gpioCfgOutput = ar5312GpioCfgOutput;
112 ahp->ah_priv.ah_gpioCfgInput = ar5312GpioCfgInput;
113 ahp->ah_priv.ah_gpioGet = ar5312GpioGet;
114 ahp->ah_priv.ah_gpioSet = ar5312GpioSet;
115 ahp->ah_priv.ah_gpioSetIntr = ar5312GpioSetIntr;
116 }
117
118 ah->ah_gpioCfgInput = ahp->ah_priv.ah_gpioCfgInput;
119 ah->ah_gpioCfgOutput = ahp->ah_priv.ah_gpioCfgOutput;
120 ah->ah_gpioGet = ahp->ah_priv.ah_gpioGet;
121 ah->ah_gpioSet = ahp->ah_priv.ah_gpioSet;
122 ah->ah_gpioSetIntr = ahp->ah_priv.ah_gpioSetIntr;
123
124 /* setup common ini data; rf backends handle remainder */
125 HAL_INI_INIT(&ahp->ah_ini_modes, ar5212Modes, 6);
126 HAL_INI_INIT(&ahp->ah_ini_common, ar5212Common, 2);
127
128 if (!ar5312ChipReset(ah, AH_NULL)) { /* reset chip */
129 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: chip reset failed\n", __func__);
130 ecode = HAL_EIO;
131 goto bad;
132 }
133
134 #if ( AH_SUPPORT_2316 || AH_SUPPORT_2317)
135 if ((devid == AR5212_AR2315_REV6) ||
136 (devid == AR5212_AR2315_REV7) ||
137 (devid == AR5212_AR2317_REV1) ||
138 (devid == AR5212_AR2317_REV2) ) {
139 val = ((OS_REG_READ(ah, (AR5315_RSTIMER_BASE -((uint32_t) sh)) + AR5315_WREV)) >> AR5315_WREV_S)
140 & AR5315_WREV_ID;
141 AH_PRIVATE(ah)->ah_macVersion = val >> AR5315_WREV_ID_S;
142 AH_PRIVATE(ah)->ah_macRev = val & AR5315_WREV_REVISION;
143 HALDEBUG(ah, HAL_DEBUG_ATTACH,
144 "%s: Mac Chip Rev 0x%02x.%x\n" , __func__,
145 AH_PRIVATE(ah)->ah_macVersion, AH_PRIVATE(ah)->ah_macRev);
146 } else
147 #endif
148 {
149 val = OS_REG_READ(ah, (AR5312_RSTIMER_BASE - ((uint32_t) sh)) + 0x0020);
150 val = OS_REG_READ(ah, (AR5312_RSTIMER_BASE - ((uint32_t) sh)) + 0x0080);
151 /* Read Revisions from Chips */
152 val = ((OS_REG_READ(ah, (AR5312_RSTIMER_BASE - ((uint32_t) sh)) + AR5312_WREV)) >> AR5312_WREV_S) & AR5312_WREV_ID;
153 AH_PRIVATE(ah)->ah_macVersion = val >> AR5312_WREV_ID_S;
154 AH_PRIVATE(ah)->ah_macRev = val & AR5312_WREV_REVISION;
155 }
156 /* XXX - THIS IS WRONG. NEEDS TO BE FIXED */
157 if (((AH_PRIVATE(ah)->ah_macVersion != AR_SREV_VERSION_VENICE &&
158 AH_PRIVATE(ah)->ah_macVersion != AR_SREV_VERSION_VENICE) ||
159 AH_PRIVATE(ah)->ah_macRev < AR_SREV_D2PLUS) &&
160 AH_PRIVATE(ah)->ah_macVersion != AR_SREV_VERSION_COBRA) {
161 #ifdef AH_DEBUG
162 ath_hal_printf(ah, "%s: Mac Chip Rev 0x%02x.%x is not supported by "
163 "this driver\n", __func__,
164 AH_PRIVATE(ah)->ah_macVersion,
165 AH_PRIVATE(ah)->ah_macRev);
166 #endif
167 ecode = HAL_ENOTSUPP;
168 goto bad;
169 }
170
171 AH_PRIVATE(ah)->ah_phyRev = OS_REG_READ(ah, AR_PHY_CHIP_ID);
172
173 if (!ar5212ChipTest(ah)) {
174 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: hardware self-test failed\n",
175 __func__);
176 ecode = HAL_ESELFTEST;
177 goto bad;
178 }
179
180 /*
181 * Set correct Baseband to analog shift
182 * setting to access analog chips.
183 */
184 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
185
186 /* Read Radio Chip Rev Extract */
187 AH_PRIVATE(ah)->ah_analog5GhzRev = ar5212GetRadioRev(ah);
188
189 rf = ath_hal_rfprobe(ah, &ecode);
190 if (rf == AH_NULL)
191 goto bad;
192 if (IS_RAD5112(ah) && !IS_RADX112_REV2(ah)) {
193 #ifdef AH_DEBUG
194 ath_hal_printf(ah, "%s: 5112 Rev 1 is not supported by this "
195 "driver (analog5GhzRev 0x%x)\n", __func__,
196 AH_PRIVATE(ah)->ah_analog5GhzRev);
197 #endif
198 ecode = HAL_ENOTSUPP;
199 goto bad;
200 }
201
202 ecode = ath_hal_legacyEepromAttach(ah);
203 if (ecode != HAL_OK) {
204 goto bad;
205 }
206
207 /*
208 * If Bmode and AR5212, verify 2.4 analog exists
209 */
210 if (ath_hal_eepromGetFlag(ah, AR_EEP_BMODE) &&
211 (AH_PRIVATE(ah)->ah_analog5GhzRev & 0xF0) == AR_RAD5111_SREV_MAJOR) {
212 /*
213 * Set correct Baseband to analog shift
214 * setting to access analog chips.
215 */
216 OS_REG_WRITE(ah, AR_PHY(0), 0x00004007);
217 OS_DELAY(2000);
218 AH_PRIVATE(ah)->ah_analog2GhzRev = ar5212GetRadioRev(ah);
219
220 /* Set baseband for 5GHz chip */
221 OS_REG_WRITE(ah, AR_PHY(0), 0x00000007);
222 OS_DELAY(2000);
223 if ((AH_PRIVATE(ah)->ah_analog2GhzRev & 0xF0) != AR_RAD2111_SREV_MAJOR) {
224 #ifdef AH_DEBUG
225 ath_hal_printf(ah, "%s: 2G Radio Chip Rev 0x%02X is not "
226 "supported by this driver\n", __func__,
227 AH_PRIVATE(ah)->ah_analog2GhzRev);
228 #endif
229 ecode = HAL_ENOTSUPP;
230 goto bad;
231 }
232 }
233
234 ecode = ath_hal_eepromGet(ah, AR_EEP_REGDMN_0, &eeval);
235 if (ecode != HAL_OK) {
236 HALDEBUG(ah, HAL_DEBUG_ANY,
237 "%s: cannot read regulatory domain from EEPROM\n",
238 __func__);
239 goto bad;
240 }
241 AH_PRIVATE(ah)->ah_currentRD = eeval;
242 /* XXX record serial number */
243
244 /* XXX other capabilities */
245 /*
246 * Got everything we need now to setup the capabilities.
247 */
248 if (!ar5212FillCapabilityInfo(ah)) {
249 HALDEBUG(ah, HAL_DEBUG_ANY,
250 "%s: failed ar5212FillCapabilityInfo\n", __func__);
251 ecode = HAL_EEREAD;
252 goto bad;
253 }
254
255 if (!rf->attach(ah, &ecode)) {
256 HALDEBUG(ah, HAL_DEBUG_ANY, "%s: RF setup failed, status %u\n",
257 __func__, ecode);
258 goto bad;
259 }
260 /* arrange a direct call instead of thunking */
261 AH_PRIVATE(ah)->ah_getNfAdjust = ahp->ah_rfHal->getNfAdjust;
262
263 /* Initialize gain ladder thermal calibration structure */
264 ar5212InitializeGainValues(ah);
265
266 /* BSP specific call for MAC address of this WMAC device */
267 if (!ar5312GetMacAddr(ah)) {
268 ecode = HAL_EEBADMAC;
269 goto bad;
270 }
271
272 ar5312AniSetup(ah);
273 ar5212InitNfCalHistBuffer(ah);
274
275 /* XXX EAR stuff goes here */
276 return ah;
277
278 bad:
279 if (ahp)
280 ar5212Detach((struct ath_hal *) ahp);
281 if (status)
282 *status = ecode;
283 return AH_NULL;
284 }
285
286 static HAL_BOOL
ar5312GetMacAddr(struct ath_hal * ah)287 ar5312GetMacAddr(struct ath_hal *ah)
288 {
289 const struct ar531x_boarddata *board = AR5312_BOARDCONFIG(ah);
290 int wlanNum = AR5312_UNIT(ah);
291 const uint8_t *macAddr;
292
293 switch (wlanNum) {
294 case 0:
295 macAddr = board->wlan0Mac;
296 break;
297 case 1:
298 macAddr = board->wlan1Mac;
299 break;
300 default:
301 #ifdef AH_DEBUG
302 ath_hal_printf(ah, "Invalid WLAN wmac index (%d)\n",
303 wlanNum);
304 #endif
305 return AH_FALSE;
306 }
307 OS_MEMCPY(AH5212(ah)->ah_macaddr, macAddr, 6);
308 return AH_TRUE;
309 }
310
311 static const char*
ar5312Probe(uint16_t vendorid,uint16_t devid)312 ar5312Probe(uint16_t vendorid, uint16_t devid)
313 {
314 if (vendorid == ATHEROS_VENDOR_ID) {
315 switch (devid) {
316 case AR5212_AR5312_REV2:
317 case AR5212_AR5312_REV7:
318 return "Atheros 5312 WiSoC";
319 case AR5212_AR2313_REV8:
320 return "Atheros 2313 WiSoC";
321 case AR5212_AR2315_REV6:
322 case AR5212_AR2315_REV7:
323 return "Atheros 2315 WiSoC";
324 case AR5212_AR2317_REV1:
325 case AR5212_AR2317_REV2:
326 return "Atheros 2317 WiSoC";
327 case AR5212_AR2413:
328 return "Atheros 2413";
329 case AR5212_AR2417:
330 return "Atheros 2417";
331 }
332 }
333 return AH_NULL;
334 }
335 AH_CHIP(AR5312, ar5312Probe, ar5312Attach);
336