Commit | Line | Data |
---|---|---|
c4b41c9f MR |
1 | /* |
2 | * drivers/net/phy/broadcom.c | |
3 | * | |
4 | * Broadcom BCM5411, BCM5421 and BCM5461 Gigabit Ethernet | |
5 | * transceivers. | |
6 | * | |
7 | * Copyright (c) 2006 Maciej W. Rozycki | |
8 | * | |
9 | * Inspired by code written by Amy Fong. | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU General Public License | |
13 | * as published by the Free Software Foundation; either version | |
14 | * 2 of the License, or (at your option) any later version. | |
15 | */ | |
16 | ||
a1cba561 | 17 | #include "bcm-phy-lib.h" |
c4b41c9f MR |
18 | #include <linux/module.h> |
19 | #include <linux/phy.h> | |
8649f13d | 20 | #include <linux/brcmphy.h> |
b14995ac | 21 | #include <linux/of.h> |
d9221e66 MC |
22 | |
23 | #define BRCM_PHY_MODEL(phydev) \ | |
24 | ((phydev)->drv->phy_id & (phydev)->drv->phy_id_mask) | |
25 | ||
32e5a8d6 MC |
26 | #define BRCM_PHY_REV(phydev) \ |
27 | ((phydev)->drv->phy_id & ~((phydev)->drv->phy_id_mask)) | |
28 | ||
c4b41c9f MR |
29 | MODULE_DESCRIPTION("Broadcom PHY driver"); |
30 | MODULE_AUTHOR("Maciej W. Rozycki"); | |
31 | MODULE_LICENSE("GPL"); | |
32 | ||
b14995ac JM |
33 | static int bcm54810_config(struct phy_device *phydev) |
34 | { | |
35 | int rc, val; | |
36 | ||
37 | val = bcm_phy_read_exp(phydev, BCM54810_EXP_BROADREACH_LRE_MISC_CTL); | |
38 | val &= ~BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN; | |
39 | rc = bcm_phy_write_exp(phydev, BCM54810_EXP_BROADREACH_LRE_MISC_CTL, | |
40 | val); | |
41 | if (rc < 0) | |
42 | return rc; | |
43 | ||
44 | val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC); | |
45 | val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN; | |
46 | val |= MII_BCM54XX_AUXCTL_MISC_WREN; | |
47 | rc = bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, | |
48 | val); | |
49 | if (rc < 0) | |
50 | return rc; | |
51 | ||
52 | val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL); | |
53 | val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN; | |
54 | rc = bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val); | |
55 | if (rc < 0) | |
56 | return rc; | |
57 | ||
58 | return 0; | |
59 | } | |
60 | ||
47b1b53b | 61 | /* Needs SMDSP clock enabled via bcm54xx_phydsp_config() */ |
772638b6 MC |
62 | static int bcm50610_a0_workaround(struct phy_device *phydev) |
63 | { | |
64 | int err; | |
65 | ||
a1cba561 | 66 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_AADJ1CH0, |
772638b6 MC |
67 | MII_BCM54XX_EXP_AADJ1CH0_SWP_ABCD_OEN | |
68 | MII_BCM54XX_EXP_AADJ1CH0_SWSEL_THPF); | |
69 | if (err < 0) | |
47b1b53b | 70 | return err; |
772638b6 | 71 | |
a1cba561 AP |
72 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_AADJ1CH3, |
73 | MII_BCM54XX_EXP_AADJ1CH3_ADCCKADJ); | |
772638b6 | 74 | if (err < 0) |
47b1b53b | 75 | return err; |
772638b6 | 76 | |
a1cba561 | 77 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP75, |
772638b6 MC |
78 | MII_BCM54XX_EXP_EXP75_VDACCTRL); |
79 | if (err < 0) | |
47b1b53b | 80 | return err; |
772638b6 | 81 | |
a1cba561 | 82 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP96, |
772638b6 MC |
83 | MII_BCM54XX_EXP_EXP96_MYST); |
84 | if (err < 0) | |
47b1b53b | 85 | return err; |
772638b6 | 86 | |
a1cba561 | 87 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP97, |
772638b6 MC |
88 | MII_BCM54XX_EXP_EXP97_MYST); |
89 | ||
47b1b53b MC |
90 | return err; |
91 | } | |
92 | ||
93 | static int bcm54xx_phydsp_config(struct phy_device *phydev) | |
94 | { | |
95 | int err, err2; | |
96 | ||
97 | /* Enable the SMDSP clock */ | |
98 | err = bcm54xx_auxctl_write(phydev, | |
99 | MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL, | |
100 | MII_BCM54XX_AUXCTL_ACTL_SMDSP_ENA | | |
101 | MII_BCM54XX_AUXCTL_ACTL_TX_6DB); | |
102 | if (err < 0) | |
103 | return err; | |
104 | ||
219c6efe MC |
105 | if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 || |
106 | BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) { | |
107 | /* Clear bit 9 to fix a phy interop issue. */ | |
a1cba561 | 108 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP08, |
219c6efe MC |
109 | MII_BCM54XX_EXP_EXP08_RJCT_2MHZ); |
110 | if (err < 0) | |
111 | goto error; | |
112 | ||
113 | if (phydev->drv->phy_id == PHY_ID_BCM50610) { | |
114 | err = bcm50610_a0_workaround(phydev); | |
115 | if (err < 0) | |
116 | goto error; | |
117 | } | |
118 | } | |
47b1b53b MC |
119 | |
120 | if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM57780) { | |
121 | int val; | |
122 | ||
a1cba561 | 123 | val = bcm_phy_read_exp(phydev, MII_BCM54XX_EXP_EXP75); |
47b1b53b MC |
124 | if (val < 0) |
125 | goto error; | |
126 | ||
127 | val |= MII_BCM54XX_EXP_EXP75_CM_OSC; | |
a1cba561 | 128 | err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP75, val); |
47b1b53b MC |
129 | } |
130 | ||
772638b6 | 131 | error: |
47b1b53b MC |
132 | /* Disable the SMDSP clock */ |
133 | err2 = bcm54xx_auxctl_write(phydev, | |
134 | MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL, | |
135 | MII_BCM54XX_AUXCTL_ACTL_TX_6DB); | |
772638b6 | 136 | |
47b1b53b MC |
137 | /* Return the first error reported. */ |
138 | return err ? err : err2; | |
772638b6 MC |
139 | } |
140 | ||
32e5a8d6 MC |
141 | static void bcm54xx_adjust_rxrefclk(struct phy_device *phydev) |
142 | { | |
5ee6f6a1 RK |
143 | u32 orig; |
144 | int val; | |
c704dc23 | 145 | bool clk125en = true; |
32e5a8d6 MC |
146 | |
147 | /* Abort if we are using an untested phy. */ | |
7ec4e7d3 | 148 | if (BRCM_PHY_MODEL(phydev) != PHY_ID_BCM57780 && |
149 | BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610 && | |
32e5a8d6 MC |
150 | BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610M) |
151 | return; | |
152 | ||
a1cba561 | 153 | val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_SCR3); |
32e5a8d6 MC |
154 | if (val < 0) |
155 | return; | |
156 | ||
157 | orig = val; | |
158 | ||
c704dc23 MC |
159 | if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 || |
160 | BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) && | |
161 | BRCM_PHY_REV(phydev) >= 0x3) { | |
162 | /* | |
163 | * Here, bit 0 _disables_ CLK125 when set. | |
164 | * This bit is set by default. | |
165 | */ | |
166 | clk125en = false; | |
167 | } else { | |
168 | if (phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) { | |
32e5a8d6 MC |
169 | /* Here, bit 0 _enables_ CLK125 when set */ |
170 | val &= ~BCM54XX_SHD_SCR3_DEF_CLK125; | |
c704dc23 | 171 | clk125en = false; |
32e5a8d6 MC |
172 | } |
173 | } | |
174 | ||
23677ce3 | 175 | if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE)) |
c704dc23 MC |
176 | val &= ~BCM54XX_SHD_SCR3_DLLAPD_DIS; |
177 | else | |
178 | val |= BCM54XX_SHD_SCR3_DLLAPD_DIS; | |
179 | ||
52fae083 MC |
180 | if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) |
181 | val |= BCM54XX_SHD_SCR3_TRDDAPD; | |
182 | ||
32e5a8d6 | 183 | if (orig != val) |
a1cba561 | 184 | bcm_phy_write_shadow(phydev, BCM54XX_SHD_SCR3, val); |
c704dc23 | 185 | |
a1cba561 | 186 | val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_APD); |
c704dc23 MC |
187 | if (val < 0) |
188 | return; | |
189 | ||
190 | orig = val; | |
191 | ||
23677ce3 | 192 | if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE)) |
c704dc23 MC |
193 | val |= BCM54XX_SHD_APD_EN; |
194 | else | |
195 | val &= ~BCM54XX_SHD_APD_EN; | |
196 | ||
197 | if (orig != val) | |
a1cba561 | 198 | bcm_phy_write_shadow(phydev, BCM54XX_SHD_APD, val); |
32e5a8d6 MC |
199 | } |
200 | ||
c4b41c9f MR |
201 | static int bcm54xx_config_init(struct phy_device *phydev) |
202 | { | |
203 | int reg, err; | |
204 | ||
205 | reg = phy_read(phydev, MII_BCM54XX_ECR); | |
206 | if (reg < 0) | |
207 | return reg; | |
208 | ||
209 | /* Mask interrupts globally. */ | |
210 | reg |= MII_BCM54XX_ECR_IM; | |
211 | err = phy_write(phydev, MII_BCM54XX_ECR, reg); | |
212 | if (err < 0) | |
213 | return err; | |
214 | ||
215 | /* Unmask events we are interested in. */ | |
216 | reg = ~(MII_BCM54XX_INT_DUPLEX | | |
217 | MII_BCM54XX_INT_SPEED | | |
218 | MII_BCM54XX_INT_LINK); | |
219 | err = phy_write(phydev, MII_BCM54XX_IMR, reg); | |
220 | if (err < 0) | |
221 | return err; | |
772638b6 | 222 | |
63a14ce4 MC |
223 | if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 || |
224 | BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) && | |
225 | (phydev->dev_flags & PHY_BRCM_CLEAR_RGMII_MODE)) | |
a1cba561 | 226 | bcm_phy_write_shadow(phydev, BCM54XX_SHD_RGMII_MODE, 0); |
63a14ce4 | 227 | |
c704dc23 | 228 | if ((phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) || |
52fae083 | 229 | (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) || |
c704dc23 | 230 | (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE)) |
32e5a8d6 MC |
231 | bcm54xx_adjust_rxrefclk(phydev); |
232 | ||
b14995ac JM |
233 | if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) { |
234 | err = bcm54810_config(phydev); | |
235 | if (err) | |
236 | return err; | |
237 | } | |
238 | ||
47b1b53b | 239 | bcm54xx_phydsp_config(phydev); |
d9221e66 | 240 | |
c4b41c9f MR |
241 | return 0; |
242 | } | |
243 | ||
cd9af3da NC |
244 | static int bcm5482_config_init(struct phy_device *phydev) |
245 | { | |
246 | int err, reg; | |
247 | ||
248 | err = bcm54xx_config_init(phydev); | |
249 | ||
250 | if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) { | |
251 | /* | |
252 | * Enable secondary SerDes and its use as an LED source | |
253 | */ | |
a1cba561 AP |
254 | reg = bcm_phy_read_shadow(phydev, BCM5482_SHD_SSD); |
255 | bcm_phy_write_shadow(phydev, BCM5482_SHD_SSD, | |
cd9af3da NC |
256 | reg | |
257 | BCM5482_SHD_SSD_LEDM | | |
258 | BCM5482_SHD_SSD_EN); | |
259 | ||
260 | /* | |
261 | * Enable SGMII slave mode and auto-detection | |
262 | */ | |
042a75b9 | 263 | reg = BCM5482_SSD_SGMII_SLAVE | MII_BCM54XX_EXP_SEL_SSD; |
a1cba561 | 264 | err = bcm_phy_read_exp(phydev, reg); |
042a75b9 MC |
265 | if (err < 0) |
266 | return err; | |
a1cba561 | 267 | err = bcm_phy_write_exp(phydev, reg, err | |
042a75b9 MC |
268 | BCM5482_SSD_SGMII_SLAVE_EN | |
269 | BCM5482_SSD_SGMII_SLAVE_AD); | |
270 | if (err < 0) | |
271 | return err; | |
cd9af3da NC |
272 | |
273 | /* | |
274 | * Disable secondary SerDes powerdown | |
275 | */ | |
042a75b9 | 276 | reg = BCM5482_SSD_1000BX_CTL | MII_BCM54XX_EXP_SEL_SSD; |
a1cba561 | 277 | err = bcm_phy_read_exp(phydev, reg); |
042a75b9 MC |
278 | if (err < 0) |
279 | return err; | |
a1cba561 | 280 | err = bcm_phy_write_exp(phydev, reg, |
042a75b9 MC |
281 | err & ~BCM5482_SSD_1000BX_CTL_PWRDOWN); |
282 | if (err < 0) | |
283 | return err; | |
cd9af3da NC |
284 | |
285 | /* | |
286 | * Select 1000BASE-X register set (primary SerDes) | |
287 | */ | |
a1cba561 AP |
288 | reg = bcm_phy_read_shadow(phydev, BCM5482_SHD_MODE); |
289 | bcm_phy_write_shadow(phydev, BCM5482_SHD_MODE, | |
cd9af3da NC |
290 | reg | BCM5482_SHD_MODE_1000BX); |
291 | ||
292 | /* | |
293 | * LED1=ACTIVITYLED, LED3=LINKSPD[2] | |
294 | * (Use LED1 as secondary SerDes ACTIVITY LED) | |
295 | */ | |
a1cba561 | 296 | bcm_phy_write_shadow(phydev, BCM5482_SHD_LEDS1, |
cd9af3da NC |
297 | BCM5482_SHD_LEDS1_LED1(BCM_LED_SRC_ACTIVITYLED) | |
298 | BCM5482_SHD_LEDS1_LED3(BCM_LED_SRC_LINKSPD2)); | |
299 | ||
300 | /* | |
301 | * Auto-negotiation doesn't seem to work quite right | |
302 | * in this mode, so we disable it and force it to the | |
303 | * right speed/duplex setting. Only 'link status' | |
304 | * is important. | |
305 | */ | |
306 | phydev->autoneg = AUTONEG_DISABLE; | |
307 | phydev->speed = SPEED_1000; | |
308 | phydev->duplex = DUPLEX_FULL; | |
309 | } | |
310 | ||
311 | return err; | |
312 | } | |
313 | ||
314 | static int bcm5482_read_status(struct phy_device *phydev) | |
315 | { | |
316 | int err; | |
317 | ||
318 | err = genphy_read_status(phydev); | |
319 | ||
320 | if (phydev->dev_flags & PHY_BCM_FLAGS_MODE_1000BX) { | |
321 | /* | |
322 | * Only link status matters for 1000Base-X mode, so force | |
323 | * 1000 Mbit/s full-duplex status | |
324 | */ | |
325 | if (phydev->link) { | |
326 | phydev->speed = SPEED_1000; | |
327 | phydev->duplex = DUPLEX_FULL; | |
328 | } | |
329 | } | |
330 | ||
331 | return err; | |
332 | } | |
333 | ||
57bb7e22 AV |
334 | static int bcm5481_config_aneg(struct phy_device *phydev) |
335 | { | |
b14995ac | 336 | struct device_node *np = phydev->mdio.dev.of_node; |
57bb7e22 AV |
337 | int ret; |
338 | ||
339 | /* Aneg firsly. */ | |
340 | ret = genphy_config_aneg(phydev); | |
341 | ||
342 | /* Then we can set up the delay. */ | |
343 | if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) { | |
344 | u16 reg; | |
345 | ||
346 | /* | |
347 | * There is no BCM5481 specification available, so down | |
348 | * here is everything we know about "register 0x18". This | |
bfb9035c | 349 | * at least helps BCM5481 to successfully receive packets |
57bb7e22 AV |
350 | * on MPC8360E-RDK board. Peter Barada <peterb@logicpd.com> |
351 | * says: "This sets delay between the RXD and RXC signals | |
352 | * instead of using trace lengths to achieve timing". | |
353 | */ | |
354 | ||
355 | /* Set RDX clk delay. */ | |
356 | reg = 0x7 | (0x7 << 12); | |
357 | phy_write(phydev, 0x18, reg); | |
358 | ||
359 | reg = phy_read(phydev, 0x18); | |
360 | /* Set RDX-RXC skew. */ | |
361 | reg |= (1 << 8); | |
362 | /* Write bits 14:0. */ | |
363 | reg |= (1 << 15); | |
364 | phy_write(phydev, 0x18, reg); | |
365 | } | |
366 | ||
b14995ac JM |
367 | if (of_property_read_bool(np, "enet-phy-lane-swap")) { |
368 | /* Lane Swap - Undocumented register...magic! */ | |
369 | ret = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_SEL_ER + 0x9, | |
370 | 0x11B); | |
371 | if (ret < 0) | |
372 | return ret; | |
373 | } | |
374 | ||
57bb7e22 AV |
375 | return ret; |
376 | } | |
377 | ||
d92ead16 XW |
378 | static int bcm54612e_config_aneg(struct phy_device *phydev) |
379 | { | |
380 | int ret; | |
381 | ||
382 | /* First, auto-negotiate. */ | |
383 | ret = genphy_config_aneg(phydev); | |
384 | ||
385 | /* Clear TX internal delay unless requested. */ | |
386 | if ((phydev->interface != PHY_INTERFACE_MODE_RGMII_ID) && | |
387 | (phydev->interface != PHY_INTERFACE_MODE_RGMII_TXID)) { | |
388 | /* Disable TXD to GTXCLK clock delay (default set) */ | |
389 | /* Bit 9 is the only field in shadow register 00011 */ | |
390 | bcm_phy_write_shadow(phydev, 0x03, 0); | |
391 | } | |
392 | ||
393 | /* Clear RX internal delay unless requested. */ | |
394 | if ((phydev->interface != PHY_INTERFACE_MODE_RGMII_ID) && | |
395 | (phydev->interface != PHY_INTERFACE_MODE_RGMII_RXID)) { | |
396 | u16 reg; | |
397 | ||
398 | /* Errata: reads require filling in the write selector field */ | |
399 | bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, | |
400 | MII_BCM54XX_AUXCTL_MISC_RDSEL_MISC); | |
401 | reg = phy_read(phydev, MII_BCM54XX_AUX_CTL); | |
402 | /* Disable RXD to RXC delay (default set) */ | |
403 | reg &= ~MII_BCM54XX_AUXCTL_MISC_RXD_RXC_SKEW; | |
404 | /* Clear shadow selector field */ | |
405 | reg &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MASK; | |
406 | bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, | |
407 | MII_BCM54XX_AUXCTL_MISC_WREN | reg); | |
408 | } | |
409 | ||
410 | return ret; | |
411 | } | |
412 | ||
d7a2ed92 MC |
413 | static int brcm_phy_setbits(struct phy_device *phydev, int reg, int set) |
414 | { | |
415 | int val; | |
416 | ||
417 | val = phy_read(phydev, reg); | |
418 | if (val < 0) | |
419 | return val; | |
420 | ||
421 | return phy_write(phydev, reg, val | set); | |
422 | } | |
423 | ||
424 | static int brcm_fet_config_init(struct phy_device *phydev) | |
425 | { | |
426 | int reg, err, err2, brcmtest; | |
427 | ||
428 | /* Reset the PHY to bring it to a known state. */ | |
429 | err = phy_write(phydev, MII_BMCR, BMCR_RESET); | |
430 | if (err < 0) | |
431 | return err; | |
432 | ||
433 | reg = phy_read(phydev, MII_BRCM_FET_INTREG); | |
434 | if (reg < 0) | |
435 | return reg; | |
436 | ||
437 | /* Unmask events we are interested in and mask interrupts globally. */ | |
438 | reg = MII_BRCM_FET_IR_DUPLEX_EN | | |
439 | MII_BRCM_FET_IR_SPEED_EN | | |
440 | MII_BRCM_FET_IR_LINK_EN | | |
441 | MII_BRCM_FET_IR_ENABLE | | |
442 | MII_BRCM_FET_IR_MASK; | |
443 | ||
444 | err = phy_write(phydev, MII_BRCM_FET_INTREG, reg); | |
445 | if (err < 0) | |
446 | return err; | |
447 | ||
448 | /* Enable shadow register access */ | |
449 | brcmtest = phy_read(phydev, MII_BRCM_FET_BRCMTEST); | |
450 | if (brcmtest < 0) | |
451 | return brcmtest; | |
452 | ||
453 | reg = brcmtest | MII_BRCM_FET_BT_SRE; | |
454 | ||
455 | err = phy_write(phydev, MII_BRCM_FET_BRCMTEST, reg); | |
456 | if (err < 0) | |
457 | return err; | |
458 | ||
459 | /* Set the LED mode */ | |
460 | reg = phy_read(phydev, MII_BRCM_FET_SHDW_AUXMODE4); | |
461 | if (reg < 0) { | |
462 | err = reg; | |
463 | goto done; | |
464 | } | |
465 | ||
466 | reg &= ~MII_BRCM_FET_SHDW_AM4_LED_MASK; | |
467 | reg |= MII_BRCM_FET_SHDW_AM4_LED_MODE1; | |
468 | ||
469 | err = phy_write(phydev, MII_BRCM_FET_SHDW_AUXMODE4, reg); | |
470 | if (err < 0) | |
471 | goto done; | |
472 | ||
473 | /* Enable auto MDIX */ | |
474 | err = brcm_phy_setbits(phydev, MII_BRCM_FET_SHDW_MISCCTRL, | |
475 | MII_BRCM_FET_SHDW_MC_FAME); | |
476 | if (err < 0) | |
477 | goto done; | |
478 | ||
cdd4e09d MC |
479 | if (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE) { |
480 | /* Enable auto power down */ | |
481 | err = brcm_phy_setbits(phydev, MII_BRCM_FET_SHDW_AUXSTAT2, | |
482 | MII_BRCM_FET_SHDW_AS2_APDE); | |
483 | } | |
d7a2ed92 MC |
484 | |
485 | done: | |
486 | /* Disable shadow register access */ | |
487 | err2 = phy_write(phydev, MII_BRCM_FET_BRCMTEST, brcmtest); | |
488 | if (!err) | |
489 | err = err2; | |
490 | ||
491 | return err; | |
492 | } | |
493 | ||
494 | static int brcm_fet_ack_interrupt(struct phy_device *phydev) | |
495 | { | |
496 | int reg; | |
497 | ||
498 | /* Clear pending interrupts. */ | |
499 | reg = phy_read(phydev, MII_BRCM_FET_INTREG); | |
500 | if (reg < 0) | |
501 | return reg; | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | static int brcm_fet_config_intr(struct phy_device *phydev) | |
507 | { | |
508 | int reg, err; | |
509 | ||
510 | reg = phy_read(phydev, MII_BRCM_FET_INTREG); | |
511 | if (reg < 0) | |
512 | return reg; | |
513 | ||
514 | if (phydev->interrupts == PHY_INTERRUPT_ENABLED) | |
515 | reg &= ~MII_BRCM_FET_IR_MASK; | |
516 | else | |
517 | reg |= MII_BRCM_FET_IR_MASK; | |
518 | ||
519 | err = phy_write(phydev, MII_BRCM_FET_INTREG, reg); | |
520 | return err; | |
521 | } | |
522 | ||
d5bf9071 CH |
523 | static struct phy_driver broadcom_drivers[] = { |
524 | { | |
fcb26ec5 | 525 | .phy_id = PHY_ID_BCM5411, |
c4b41c9f MR |
526 | .phy_id_mask = 0xfffffff0, |
527 | .name = "Broadcom BCM5411", | |
529ed127 | 528 | .features = PHY_GBIT_FEATURES, |
c4b41c9f MR |
529 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
530 | .config_init = bcm54xx_config_init, | |
531 | .config_aneg = genphy_config_aneg, | |
532 | .read_status = genphy_read_status, | |
a1cba561 AP |
533 | .ack_interrupt = bcm_phy_ack_intr, |
534 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 535 | }, { |
fcb26ec5 | 536 | .phy_id = PHY_ID_BCM5421, |
c4b41c9f MR |
537 | .phy_id_mask = 0xfffffff0, |
538 | .name = "Broadcom BCM5421", | |
529ed127 | 539 | .features = PHY_GBIT_FEATURES, |
c4b41c9f MR |
540 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
541 | .config_init = bcm54xx_config_init, | |
542 | .config_aneg = genphy_config_aneg, | |
543 | .read_status = genphy_read_status, | |
a1cba561 AP |
544 | .ack_interrupt = bcm_phy_ack_intr, |
545 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 546 | }, { |
fcb26ec5 | 547 | .phy_id = PHY_ID_BCM5461, |
c4b41c9f MR |
548 | .phy_id_mask = 0xfffffff0, |
549 | .name = "Broadcom BCM5461", | |
529ed127 | 550 | .features = PHY_GBIT_FEATURES, |
c4b41c9f MR |
551 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
552 | .config_init = bcm54xx_config_init, | |
553 | .config_aneg = genphy_config_aneg, | |
554 | .read_status = genphy_read_status, | |
a1cba561 AP |
555 | .ack_interrupt = bcm_phy_ack_intr, |
556 | .config_intr = bcm_phy_config_intr, | |
d92ead16 XW |
557 | }, { |
558 | .phy_id = PHY_ID_BCM54612E, | |
559 | .phy_id_mask = 0xfffffff0, | |
560 | .name = "Broadcom BCM54612E", | |
529ed127 | 561 | .features = PHY_GBIT_FEATURES, |
d92ead16 XW |
562 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
563 | .config_init = bcm54xx_config_init, | |
564 | .config_aneg = bcm54612e_config_aneg, | |
565 | .read_status = genphy_read_status, | |
566 | .ack_interrupt = bcm_phy_ack_intr, | |
567 | .config_intr = bcm_phy_config_intr, | |
3bca4cf6 AIB |
568 | }, { |
569 | .phy_id = PHY_ID_BCM54616S, | |
570 | .phy_id_mask = 0xfffffff0, | |
571 | .name = "Broadcom BCM54616S", | |
529ed127 | 572 | .features = PHY_GBIT_FEATURES, |
3bca4cf6 AIB |
573 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
574 | .config_init = bcm54xx_config_init, | |
575 | .config_aneg = genphy_config_aneg, | |
576 | .read_status = genphy_read_status, | |
a1cba561 AP |
577 | .ack_interrupt = bcm_phy_ack_intr, |
578 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 579 | }, { |
fcb26ec5 | 580 | .phy_id = PHY_ID_BCM5464, |
b1394f96 PG |
581 | .phy_id_mask = 0xfffffff0, |
582 | .name = "Broadcom BCM5464", | |
529ed127 | 583 | .features = PHY_GBIT_FEATURES, |
b1394f96 PG |
584 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
585 | .config_init = bcm54xx_config_init, | |
586 | .config_aneg = genphy_config_aneg, | |
587 | .read_status = genphy_read_status, | |
a1cba561 AP |
588 | .ack_interrupt = bcm_phy_ack_intr, |
589 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 590 | }, { |
fcb26ec5 | 591 | .phy_id = PHY_ID_BCM5481, |
57bb7e22 AV |
592 | .phy_id_mask = 0xfffffff0, |
593 | .name = "Broadcom BCM5481", | |
529ed127 | 594 | .features = PHY_GBIT_FEATURES, |
57bb7e22 AV |
595 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
596 | .config_init = bcm54xx_config_init, | |
597 | .config_aneg = bcm5481_config_aneg, | |
598 | .read_status = genphy_read_status, | |
a1cba561 AP |
599 | .ack_interrupt = bcm_phy_ack_intr, |
600 | .config_intr = bcm_phy_config_intr, | |
b14995ac JM |
601 | }, { |
602 | .phy_id = PHY_ID_BCM54810, | |
603 | .phy_id_mask = 0xfffffff0, | |
604 | .name = "Broadcom BCM54810", | |
529ed127 | 605 | .features = PHY_GBIT_FEATURES, |
b14995ac JM |
606 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
607 | .config_init = bcm54xx_config_init, | |
608 | .config_aneg = bcm5481_config_aneg, | |
609 | .read_status = genphy_read_status, | |
610 | .ack_interrupt = bcm_phy_ack_intr, | |
611 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 612 | }, { |
fcb26ec5 | 613 | .phy_id = PHY_ID_BCM5482, |
03157ac3 NC |
614 | .phy_id_mask = 0xfffffff0, |
615 | .name = "Broadcom BCM5482", | |
529ed127 | 616 | .features = PHY_GBIT_FEATURES, |
03157ac3 | 617 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
cd9af3da | 618 | .config_init = bcm5482_config_init, |
03157ac3 | 619 | .config_aneg = genphy_config_aneg, |
cd9af3da | 620 | .read_status = bcm5482_read_status, |
a1cba561 AP |
621 | .ack_interrupt = bcm_phy_ack_intr, |
622 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 623 | }, { |
772638b6 MC |
624 | .phy_id = PHY_ID_BCM50610, |
625 | .phy_id_mask = 0xfffffff0, | |
626 | .name = "Broadcom BCM50610", | |
529ed127 | 627 | .features = PHY_GBIT_FEATURES, |
772638b6 MC |
628 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
629 | .config_init = bcm54xx_config_init, | |
630 | .config_aneg = genphy_config_aneg, | |
631 | .read_status = genphy_read_status, | |
a1cba561 AP |
632 | .ack_interrupt = bcm_phy_ack_intr, |
633 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 634 | }, { |
4f4598fd MC |
635 | .phy_id = PHY_ID_BCM50610M, |
636 | .phy_id_mask = 0xfffffff0, | |
637 | .name = "Broadcom BCM50610M", | |
529ed127 | 638 | .features = PHY_GBIT_FEATURES, |
4f4598fd MC |
639 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
640 | .config_init = bcm54xx_config_init, | |
641 | .config_aneg = genphy_config_aneg, | |
642 | .read_status = genphy_read_status, | |
a1cba561 AP |
643 | .ack_interrupt = bcm_phy_ack_intr, |
644 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 645 | }, { |
d9221e66 | 646 | .phy_id = PHY_ID_BCM57780, |
2fbb69aa MC |
647 | .phy_id_mask = 0xfffffff0, |
648 | .name = "Broadcom BCM57780", | |
529ed127 | 649 | .features = PHY_GBIT_FEATURES, |
2fbb69aa MC |
650 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
651 | .config_init = bcm54xx_config_init, | |
652 | .config_aneg = genphy_config_aneg, | |
653 | .read_status = genphy_read_status, | |
a1cba561 AP |
654 | .ack_interrupt = bcm_phy_ack_intr, |
655 | .config_intr = bcm_phy_config_intr, | |
d5bf9071 | 656 | }, { |
6a443a0f | 657 | .phy_id = PHY_ID_BCMAC131, |
d7a2ed92 MC |
658 | .phy_id_mask = 0xfffffff0, |
659 | .name = "Broadcom BCMAC131", | |
529ed127 | 660 | .features = PHY_BASIC_FEATURES, |
d7a2ed92 MC |
661 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
662 | .config_init = brcm_fet_config_init, | |
663 | .config_aneg = genphy_config_aneg, | |
664 | .read_status = genphy_read_status, | |
665 | .ack_interrupt = brcm_fet_ack_interrupt, | |
666 | .config_intr = brcm_fet_config_intr, | |
d5bf9071 | 667 | }, { |
7a938f80 DES |
668 | .phy_id = PHY_ID_BCM5241, |
669 | .phy_id_mask = 0xfffffff0, | |
670 | .name = "Broadcom BCM5241", | |
529ed127 | 671 | .features = PHY_BASIC_FEATURES, |
7a938f80 DES |
672 | .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, |
673 | .config_init = brcm_fet_config_init, | |
674 | .config_aneg = genphy_config_aneg, | |
675 | .read_status = genphy_read_status, | |
676 | .ack_interrupt = brcm_fet_ack_interrupt, | |
677 | .config_intr = brcm_fet_config_intr, | |
d5bf9071 | 678 | } }; |
7a938f80 | 679 | |
50fd7150 | 680 | module_phy_driver(broadcom_drivers); |
4e4f10f6 | 681 | |
cf93c945 | 682 | static struct mdio_device_id __maybe_unused broadcom_tbl[] = { |
fcb26ec5 DES |
683 | { PHY_ID_BCM5411, 0xfffffff0 }, |
684 | { PHY_ID_BCM5421, 0xfffffff0 }, | |
685 | { PHY_ID_BCM5461, 0xfffffff0 }, | |
d92ead16 | 686 | { PHY_ID_BCM54612E, 0xfffffff0 }, |
3bca4cf6 | 687 | { PHY_ID_BCM54616S, 0xfffffff0 }, |
fcb26ec5 | 688 | { PHY_ID_BCM5464, 0xfffffff0 }, |
3c25a860 | 689 | { PHY_ID_BCM5481, 0xfffffff0 }, |
b14995ac | 690 | { PHY_ID_BCM54810, 0xfffffff0 }, |
fcb26ec5 | 691 | { PHY_ID_BCM5482, 0xfffffff0 }, |
4e4f10f6 DW |
692 | { PHY_ID_BCM50610, 0xfffffff0 }, |
693 | { PHY_ID_BCM50610M, 0xfffffff0 }, | |
694 | { PHY_ID_BCM57780, 0xfffffff0 }, | |
695 | { PHY_ID_BCMAC131, 0xfffffff0 }, | |
7a938f80 | 696 | { PHY_ID_BCM5241, 0xfffffff0 }, |
4e4f10f6 DW |
697 | { } |
698 | }; | |
699 | ||
700 | MODULE_DEVICE_TABLE(mdio, broadcom_tbl); |