2 * Platform driver for the Realtek RTL8366S ethernet switch
4 * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2010 Antti Seppälä <a.seppala@gmail.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
12 #include <linux/kernel.h>
13 #include <linux/module.h>
14 #include <linux/init.h>
15 #include <linux/platform_device.h>
16 #include <linux/delay.h>
17 #include <linux/skbuff.h>
18 #include <linux/switch.h>
19 #include <linux/rtl8366rb.h>
21 #include "rtl8366_smi.h"
23 #define RTL8366RB_DRIVER_DESC "Realtek RTL8366RB ethernet switch driver"
24 #define RTL8366RB_DRIVER_VER "0.2.2"
26 #define RTL8366RB_PHY_NO_MAX 4
27 #define RTL8366RB_PHY_PAGE_MAX 7
28 #define RTL8366RB_PHY_ADDR_MAX 31
30 /* Switch Global Configuration register */
31 #define RTL8366RB_SGCR 0x0000
32 #define RTL8366RB_SGCR_EN_BC_STORM_CTRL BIT(0)
33 #define RTL8366RB_SGCR_MAX_LENGTH(_x) (_x << 4)
34 #define RTL8366RB_SGCR_MAX_LENGTH_MASK RTL8366RB_SGCR_MAX_LENGTH(0x3)
35 #define RTL8366RB_SGCR_MAX_LENGTH_1522 RTL8366RB_SGCR_MAX_LENGTH(0x0)
36 #define RTL8366RB_SGCR_MAX_LENGTH_1536 RTL8366RB_SGCR_MAX_LENGTH(0x1)
37 #define RTL8366RB_SGCR_MAX_LENGTH_1552 RTL8366RB_SGCR_MAX_LENGTH(0x2)
38 #define RTL8366RB_SGCR_MAX_LENGTH_9216 RTL8366RB_SGCR_MAX_LENGTH(0x3)
39 #define RTL8366RB_SGCR_EN_VLAN BIT(13)
40 #define RTL8366RB_SGCR_EN_VLAN_4KTB BIT(14)
42 /* Port Enable Control register */
43 #define RTL8366RB_PECR 0x0001
45 /* Switch Security Control registers */
46 #define RTL8366RB_SSCR0 0x0002
47 #define RTL8366RB_SSCR1 0x0003
48 #define RTL8366RB_SSCR2 0x0004
49 #define RTL8366RB_SSCR2_DROP_UNKNOWN_DA BIT(0)
51 #define RTL8366RB_RESET_CTRL_REG 0x0100
52 #define RTL8366RB_CHIP_CTRL_RESET_HW 1
53 #define RTL8366RB_CHIP_CTRL_RESET_SW (1 << 1)
55 #define RTL8366RB_CHIP_VERSION_CTRL_REG 0x050A
56 #define RTL8366RB_CHIP_VERSION_MASK 0xf
57 #define RTL8366RB_CHIP_ID_REG 0x0509
58 #define RTL8366RB_CHIP_ID_8366 0x5937
60 /* PHY registers control */
61 #define RTL8366RB_PHY_ACCESS_CTRL_REG 0x8000
62 #define RTL8366RB_PHY_ACCESS_DATA_REG 0x8002
64 #define RTL8366RB_PHY_CTRL_READ 1
65 #define RTL8366RB_PHY_CTRL_WRITE 0
67 #define RTL8366RB_PHY_REG_MASK 0x1f
68 #define RTL8366RB_PHY_PAGE_OFFSET 5
69 #define RTL8366RB_PHY_PAGE_MASK (0xf << 5)
70 #define RTL8366RB_PHY_NO_OFFSET 9
71 #define RTL8366RB_PHY_NO_MASK (0x1f << 9)
73 #define RTL8366RB_VLAN_INGRESS_CTRL2_REG 0x037f
75 /* LED control registers */
76 #define RTL8366RB_LED_BLINKRATE_REG 0x0430
77 #define RTL8366RB_LED_BLINKRATE_BIT 0
78 #define RTL8366RB_LED_BLINKRATE_MASK 0x0007
80 #define RTL8366RB_LED_CTRL_REG 0x0431
81 #define RTL8366RB_LED_0_1_CTRL_REG 0x0432
82 #define RTL8366RB_LED_2_3_CTRL_REG 0x0433
84 #define RTL8366RB_MIB_COUNT 33
85 #define RTL8366RB_GLOBAL_MIB_COUNT 1
86 #define RTL8366RB_MIB_COUNTER_PORT_OFFSET 0x0050
87 #define RTL8366RB_MIB_COUNTER_BASE 0x1000
88 #define RTL8366RB_MIB_CTRL_REG 0x13F0
89 #define RTL8366RB_MIB_CTRL_USER_MASK 0x0FFC
90 #define RTL8366RB_MIB_CTRL_BUSY_MASK BIT(0)
91 #define RTL8366RB_MIB_CTRL_RESET_MASK BIT(1)
92 #define RTL8366RB_MIB_CTRL_PORT_RESET(_p) BIT(2 + (_p))
93 #define RTL8366RB_MIB_CTRL_GLOBAL_RESET BIT(11)
95 #define RTL8366RB_PORT_VLAN_CTRL_BASE 0x0063
96 #define RTL8366RB_PORT_VLAN_CTRL_REG(_p) \
97 (RTL8366RB_PORT_VLAN_CTRL_BASE + (_p) / 4)
98 #define RTL8366RB_PORT_VLAN_CTRL_MASK 0xf
99 #define RTL8366RB_PORT_VLAN_CTRL_SHIFT(_p) (4 * ((_p) % 4))
102 #define RTL8366RB_VLAN_TABLE_READ_BASE 0x018C
103 #define RTL8366RB_VLAN_TABLE_WRITE_BASE 0x0185
106 #define RTL8366RB_TABLE_ACCESS_CTRL_REG 0x0180
107 #define RTL8366RB_TABLE_VLAN_READ_CTRL 0x0E01
108 #define RTL8366RB_TABLE_VLAN_WRITE_CTRL 0x0F01
110 #define RTL8366RB_VLAN_MEMCONF_BASE 0x0020
113 #define RTL8366RB_PORT_LINK_STATUS_BASE 0x0014
114 #define RTL8366RB_PORT_STATUS_SPEED_MASK 0x0003
115 #define RTL8366RB_PORT_STATUS_DUPLEX_MASK 0x0004
116 #define RTL8366RB_PORT_STATUS_LINK_MASK 0x0010
117 #define RTL8366RB_PORT_STATUS_TXPAUSE_MASK 0x0020
118 #define RTL8366RB_PORT_STATUS_RXPAUSE_MASK 0x0040
119 #define RTL8366RB_PORT_STATUS_AN_MASK 0x0080
122 #define RTL8366RB_PORT_NUM_CPU 5
123 #define RTL8366RB_NUM_PORTS 6
124 #define RTL8366RB_NUM_VLANS 16
125 #define RTL8366RB_NUM_LEDGROUPS 4
126 #define RTL8366RB_NUM_VIDS 4096
127 #define RTL8366RB_PRIORITYMAX 7
128 #define RTL8366RB_FIDMAX 7
131 #define RTL8366RB_PORT_1 (1 << 0) /* In userspace port 0 */
132 #define RTL8366RB_PORT_2 (1 << 1) /* In userspace port 1 */
133 #define RTL8366RB_PORT_3 (1 << 2) /* In userspace port 2 */
134 #define RTL8366RB_PORT_4 (1 << 3) /* In userspace port 3 */
135 #define RTL8366RB_PORT_5 (1 << 4) /* In userspace port 4 */
137 #define RTL8366RB_PORT_CPU (1 << 5) /* CPU port */
139 #define RTL8366RB_PORT_ALL (RTL8366RB_PORT_1 | \
146 #define RTL8366RB_PORT_ALL_BUT_CPU (RTL8366RB_PORT_1 | \
152 #define RTL8366RB_PORT_ALL_EXTERNAL (RTL8366RB_PORT_1 | \
157 #define RTL8366RB_PORT_ALL_INTERNAL RTL8366RB_PORT_CPU
160 struct device
*parent
;
161 struct rtl8366_smi smi
;
162 struct switch_dev dev
;
165 struct rtl8366rb_vlan_mc
{
177 struct rtl8366rb_vlan_4k
{
186 static struct rtl8366_mib_counter rtl8366rb_mib_counters
[] = {
187 { 0, 0, 4, "IfInOctets" },
188 { 0, 4, 4, "EtherStatsOctets" },
189 { 0, 8, 2, "EtherStatsUnderSizePkts" },
190 { 0, 10, 2, "EtherFragments" },
191 { 0, 12, 2, "EtherStatsPkts64Octets" },
192 { 0, 14, 2, "EtherStatsPkts65to127Octets" },
193 { 0, 16, 2, "EtherStatsPkts128to255Octets" },
194 { 0, 18, 2, "EtherStatsPkts256to511Octets" },
195 { 0, 20, 2, "EtherStatsPkts512to1023Octets" },
196 { 0, 22, 2, "EtherStatsPkts1024to1518Octets" },
197 { 0, 24, 2, "EtherOversizeStats" },
198 { 0, 26, 2, "EtherStatsJabbers" },
199 { 0, 28, 2, "IfInUcastPkts" },
200 { 0, 30, 2, "EtherStatsMulticastPkts" },
201 { 0, 32, 2, "EtherStatsBroadcastPkts" },
202 { 0, 34, 2, "EtherStatsDropEvents" },
203 { 0, 36, 2, "Dot3StatsFCSErrors" },
204 { 0, 38, 2, "Dot3StatsSymbolErrors" },
205 { 0, 40, 2, "Dot3InPauseFrames" },
206 { 0, 42, 2, "Dot3ControlInUnknownOpcodes" },
207 { 0, 44, 4, "IfOutOctets" },
208 { 0, 48, 2, "Dot3StatsSingleCollisionFrames" },
209 { 0, 50, 2, "Dot3StatMultipleCollisionFrames" },
210 { 0, 52, 2, "Dot3sDeferredTransmissions" },
211 { 0, 54, 2, "Dot3StatsLateCollisions" },
212 { 0, 56, 2, "EtherStatsCollisions" },
213 { 0, 58, 2, "Dot3StatsExcessiveCollisions" },
214 { 0, 60, 2, "Dot3OutPauseFrames" },
215 { 0, 62, 2, "Dot1dBasePortDelayExceededDiscards" },
216 { 0, 64, 2, "Dot1dTpPortInDiscards" },
217 { 0, 66, 2, "IfOutUcastPkts" },
218 { 0, 68, 2, "IfOutMulticastPkts" },
219 { 0, 70, 2, "IfOutBroadcastPkts" },
222 #define REG_WR(_smi, _reg, _val) \
224 err = rtl8366_smi_write_reg(_smi, _reg, _val); \
229 #define REG_RMW(_smi, _reg, _mask, _val) \
231 err = rtl8366_smi_rmwr(_smi, _reg, _mask, _val); \
236 static inline struct rtl8366rb
*smi_to_rtl8366rb(struct rtl8366_smi
*smi
)
238 return container_of(smi
, struct rtl8366rb
, smi
);
241 static inline struct rtl8366rb
*sw_to_rtl8366rb(struct switch_dev
*sw
)
243 return container_of(sw
, struct rtl8366rb
, dev
);
246 static inline struct rtl8366_smi
*sw_to_rtl8366_smi(struct switch_dev
*sw
)
248 struct rtl8366rb
*rtl
= sw_to_rtl8366rb(sw
);
252 static int rtl8366rb_reset_chip(struct rtl8366_smi
*smi
)
257 rtl8366_smi_write_reg(smi
, RTL8366RB_RESET_CTRL_REG
,
258 RTL8366RB_CHIP_CTRL_RESET_HW
);
261 if (rtl8366_smi_read_reg(smi
, RTL8366RB_RESET_CTRL_REG
, &data
))
264 if (!(data
& RTL8366RB_CHIP_CTRL_RESET_HW
))
269 printk("Timeout waiting for the switch to reset\n");
276 static int rtl8366rb_hw_init(struct rtl8366_smi
*smi
)
280 /* set maximum packet length to 1536 bytes */
281 REG_RMW(smi
, RTL8366RB_SGCR
, RTL8366RB_SGCR_MAX_LENGTH_MASK
,
282 RTL8366RB_SGCR_MAX_LENGTH_1536
);
284 /* enable all ports */
285 REG_WR(smi
, RTL8366RB_PECR
, 0);
287 /* disable learning for all ports */
288 REG_WR(smi
, RTL8366RB_SSCR0
, RTL8366RB_PORT_ALL
);
290 /* disable auto ageing for all ports */
291 REG_WR(smi
, RTL8366RB_SSCR1
, RTL8366RB_PORT_ALL
);
294 * discard VLAN tagged packets if the port is not a member of
295 * the VLAN with which the packets is associated.
297 REG_WR(smi
, RTL8366RB_VLAN_INGRESS_CTRL2_REG
, RTL8366RB_PORT_ALL
);
299 /* don't drop packets whose DA has not been learned */
300 REG_RMW(smi
, RTL8366RB_SSCR2
, RTL8366RB_SSCR2_DROP_UNKNOWN_DA
, 0);
305 static int rtl8366rb_read_phy_reg(struct rtl8366_smi
*smi
,
306 u32 phy_no
, u32 page
, u32 addr
, u32
*data
)
311 if (phy_no
> RTL8366RB_PHY_NO_MAX
)
314 if (page
> RTL8366RB_PHY_PAGE_MAX
)
317 if (addr
> RTL8366RB_PHY_ADDR_MAX
)
320 ret
= rtl8366_smi_write_reg(smi
, RTL8366RB_PHY_ACCESS_CTRL_REG
,
321 RTL8366RB_PHY_CTRL_READ
);
325 reg
= 0x8000 | (1 << (phy_no
+ RTL8366RB_PHY_NO_OFFSET
)) |
326 ((page
<< RTL8366RB_PHY_PAGE_OFFSET
) & RTL8366RB_PHY_PAGE_MASK
) |
327 (addr
& RTL8366RB_PHY_REG_MASK
);
329 ret
= rtl8366_smi_write_reg(smi
, reg
, 0);
333 ret
= rtl8366_smi_read_reg(smi
, RTL8366RB_PHY_ACCESS_DATA_REG
, data
);
340 static int rtl8366rb_write_phy_reg(struct rtl8366_smi
*smi
,
341 u32 phy_no
, u32 page
, u32 addr
, u32 data
)
346 if (phy_no
> RTL8366RB_PHY_NO_MAX
)
349 if (page
> RTL8366RB_PHY_PAGE_MAX
)
352 if (addr
> RTL8366RB_PHY_ADDR_MAX
)
355 ret
= rtl8366_smi_write_reg(smi
, RTL8366RB_PHY_ACCESS_CTRL_REG
,
356 RTL8366RB_PHY_CTRL_WRITE
);
360 reg
= 0x8000 | (1 << (phy_no
+ RTL8366RB_PHY_NO_OFFSET
)) |
361 ((page
<< RTL8366RB_PHY_PAGE_OFFSET
) & RTL8366RB_PHY_PAGE_MASK
) |
362 (addr
& RTL8366RB_PHY_REG_MASK
);
364 ret
= rtl8366_smi_write_reg(smi
, reg
, data
);
371 static int rtl8366rb_get_mib_counter(struct rtl8366_smi
*smi
, int counter
,
372 int port
, unsigned long long *val
)
379 if (port
> RTL8366RB_NUM_PORTS
|| counter
>= RTL8366RB_MIB_COUNT
)
382 addr
= RTL8366RB_MIB_COUNTER_BASE
+
383 RTL8366RB_MIB_COUNTER_PORT_OFFSET
* (port
) +
384 rtl8366rb_mib_counters
[counter
].offset
;
387 * Writing access counter address first
388 * then ASIC will prepare 64bits counter wait for being retrived
390 data
= 0; /* writing data will be discard by ASIC */
391 err
= rtl8366_smi_write_reg(smi
, addr
, data
);
395 /* read MIB control register */
396 err
= rtl8366_smi_read_reg(smi
, RTL8366RB_MIB_CTRL_REG
, &data
);
400 if (data
& RTL8366RB_MIB_CTRL_BUSY_MASK
)
403 if (data
& RTL8366RB_MIB_CTRL_RESET_MASK
)
407 for (i
= rtl8366rb_mib_counters
[counter
].length
; i
> 0; i
--) {
408 err
= rtl8366_smi_read_reg(smi
, addr
+ (i
- 1), &data
);
412 mibvalue
= (mibvalue
<< 16) | (data
& 0xFFFF);
419 static int rtl8366rb_get_vlan_4k(struct rtl8366_smi
*smi
, u32 vid
,
420 struct rtl8366_vlan_4k
*vlan4k
)
422 struct rtl8366rb_vlan_4k vlan4k_priv
;
427 memset(vlan4k
, '\0', sizeof(struct rtl8366_vlan_4k
));
428 vlan4k_priv
.vid
= vid
;
430 if (vid
>= RTL8366RB_NUM_VIDS
)
433 tableaddr
= (u16
*)&vlan4k_priv
;
437 err
= rtl8366_smi_write_reg(smi
, RTL8366RB_VLAN_TABLE_WRITE_BASE
, data
);
441 /* write table access control word */
442 err
= rtl8366_smi_write_reg(smi
, RTL8366RB_TABLE_ACCESS_CTRL_REG
,
443 RTL8366RB_TABLE_VLAN_READ_CTRL
);
447 err
= rtl8366_smi_read_reg(smi
, RTL8366RB_VLAN_TABLE_READ_BASE
, &data
);
454 err
= rtl8366_smi_read_reg(smi
, RTL8366RB_VLAN_TABLE_READ_BASE
+ 1,
462 err
= rtl8366_smi_read_reg(smi
, RTL8366RB_VLAN_TABLE_READ_BASE
+ 2,
469 vlan4k
->untag
= vlan4k_priv
.untag
;
470 vlan4k
->member
= vlan4k_priv
.member
;
471 vlan4k
->fid
= vlan4k_priv
.fid
;
476 static int rtl8366rb_set_vlan_4k(struct rtl8366_smi
*smi
,
477 const struct rtl8366_vlan_4k
*vlan4k
)
479 struct rtl8366rb_vlan_4k vlan4k_priv
;
484 if (vlan4k
->vid
>= RTL8366RB_NUM_VIDS
||
485 vlan4k
->member
> RTL8366RB_PORT_ALL
||
486 vlan4k
->untag
> RTL8366RB_PORT_ALL
||
487 vlan4k
->fid
> RTL8366RB_FIDMAX
)
490 vlan4k_priv
.vid
= vlan4k
->vid
;
491 vlan4k_priv
.untag
= vlan4k
->untag
;
492 vlan4k_priv
.member
= vlan4k
->member
;
493 vlan4k_priv
.fid
= vlan4k
->fid
;
495 tableaddr
= (u16
*)&vlan4k_priv
;
499 err
= rtl8366_smi_write_reg(smi
, RTL8366RB_VLAN_TABLE_WRITE_BASE
, data
);
507 err
= rtl8366_smi_write_reg(smi
, RTL8366RB_VLAN_TABLE_WRITE_BASE
+ 1,
516 err
= rtl8366_smi_write_reg(smi
, RTL8366RB_VLAN_TABLE_WRITE_BASE
+ 2,
521 /* write table access control word */
522 err
= rtl8366_smi_write_reg(smi
, RTL8366RB_TABLE_ACCESS_CTRL_REG
,
523 RTL8366RB_TABLE_VLAN_WRITE_CTRL
);
528 static int rtl8366rb_get_vlan_mc(struct rtl8366_smi
*smi
, u32 index
,
529 struct rtl8366_vlan_mc
*vlanmc
)
531 struct rtl8366rb_vlan_mc vlanmc_priv
;
537 memset(vlanmc
, '\0', sizeof(struct rtl8366_vlan_mc
));
539 if (index
>= RTL8366RB_NUM_VLANS
)
542 tableaddr
= (u16
*)&vlanmc_priv
;
544 addr
= RTL8366RB_VLAN_MEMCONF_BASE
+ (index
* 3);
545 err
= rtl8366_smi_read_reg(smi
, addr
, &data
);
552 addr
= RTL8366RB_VLAN_MEMCONF_BASE
+ 1 + (index
* 3);
553 err
= rtl8366_smi_read_reg(smi
, addr
, &data
);
560 addr
= RTL8366RB_VLAN_MEMCONF_BASE
+ 2 + (index
* 3);
561 err
= rtl8366_smi_read_reg(smi
, addr
, &data
);
567 vlanmc
->vid
= vlanmc_priv
.vid
;
568 vlanmc
->priority
= vlanmc_priv
.priority
;
569 vlanmc
->untag
= vlanmc_priv
.untag
;
570 vlanmc
->member
= vlanmc_priv
.member
;
571 vlanmc
->fid
= vlanmc_priv
.fid
;
576 static int rtl8366rb_set_vlan_mc(struct rtl8366_smi
*smi
, u32 index
,
577 const struct rtl8366_vlan_mc
*vlanmc
)
579 struct rtl8366rb_vlan_mc vlanmc_priv
;
585 if (index
>= RTL8366RB_NUM_VLANS
||
586 vlanmc
->vid
>= RTL8366RB_NUM_VIDS
||
587 vlanmc
->priority
> RTL8366RB_PRIORITYMAX
||
588 vlanmc
->member
> RTL8366RB_PORT_ALL
||
589 vlanmc
->untag
> RTL8366RB_PORT_ALL
||
590 vlanmc
->fid
> RTL8366RB_FIDMAX
)
593 vlanmc_priv
.vid
= vlanmc
->vid
;
594 vlanmc_priv
.priority
= vlanmc
->priority
;
595 vlanmc_priv
.untag
= vlanmc
->untag
;
596 vlanmc_priv
.member
= vlanmc
->member
;
597 vlanmc_priv
.stag_mbr
= 0;
598 vlanmc_priv
.stag_idx
= 0;
599 vlanmc_priv
.fid
= vlanmc
->fid
;
601 addr
= RTL8366RB_VLAN_MEMCONF_BASE
+ (index
* 3);
603 tableaddr
= (u16
*)&vlanmc_priv
;
606 err
= rtl8366_smi_write_reg(smi
, addr
, data
);
610 addr
= RTL8366RB_VLAN_MEMCONF_BASE
+ 1 + (index
* 3);
615 err
= rtl8366_smi_write_reg(smi
, addr
, data
);
619 addr
= RTL8366RB_VLAN_MEMCONF_BASE
+ 2 + (index
* 3);
624 err
= rtl8366_smi_write_reg(smi
, addr
, data
);
630 static int rtl8366rb_get_mc_index(struct rtl8366_smi
*smi
, int port
, int *val
)
635 if (port
>= RTL8366RB_NUM_PORTS
)
638 err
= rtl8366_smi_read_reg(smi
, RTL8366RB_PORT_VLAN_CTRL_REG(port
),
643 *val
= (data
>> RTL8366RB_PORT_VLAN_CTRL_SHIFT(port
)) &
644 RTL8366RB_PORT_VLAN_CTRL_MASK
;
650 static int rtl8366rb_set_mc_index(struct rtl8366_smi
*smi
, int port
, int index
)
652 if (port
>= RTL8366RB_NUM_PORTS
|| index
>= RTL8366RB_NUM_VLANS
)
655 return rtl8366_smi_rmwr(smi
, RTL8366RB_PORT_VLAN_CTRL_REG(port
),
656 RTL8366RB_PORT_VLAN_CTRL_MASK
<<
657 RTL8366RB_PORT_VLAN_CTRL_SHIFT(port
),
658 (index
& RTL8366RB_PORT_VLAN_CTRL_MASK
) <<
659 RTL8366RB_PORT_VLAN_CTRL_SHIFT(port
));
662 static int rtl8366rb_vlan_set_vlan(struct rtl8366_smi
*smi
, int enable
)
664 return rtl8366_smi_rmwr(smi
, RTL8366RB_SGCR
, RTL8366RB_SGCR_EN_VLAN
,
665 (enable
) ? RTL8366RB_SGCR_EN_VLAN
: 0);
668 static int rtl8366rb_vlan_set_4ktable(struct rtl8366_smi
*smi
, int enable
)
670 return rtl8366_smi_rmwr(smi
, RTL8366RB_SGCR
,
671 RTL8366RB_SGCR_EN_VLAN_4KTB
,
672 (enable
) ? RTL8366RB_SGCR_EN_VLAN_4KTB
: 0);
675 static int rtl8366rb_sw_reset_mibs(struct switch_dev
*dev
,
676 const struct switch_attr
*attr
,
677 struct switch_val
*val
)
679 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
682 if (val
->value
.i
== 1)
683 err
= rtl8366_smi_rmwr(smi
, RTL8366RB_MIB_CTRL_REG
, 0,
684 RTL8366RB_MIB_CTRL_GLOBAL_RESET
);
689 static int rtl8366rb_sw_get_vlan_enable(struct switch_dev
*dev
,
690 const struct switch_attr
*attr
,
691 struct switch_val
*val
)
693 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
696 if (attr
->ofs
== 1) {
697 rtl8366_smi_read_reg(smi
, RTL8366RB_SGCR
, &data
);
699 if (data
& RTL8366RB_SGCR_EN_VLAN
)
703 } else if (attr
->ofs
== 2) {
704 rtl8366_smi_read_reg(smi
, RTL8366RB_SGCR
, &data
);
706 if (data
& RTL8366RB_SGCR_EN_VLAN_4KTB
)
715 static int rtl8366rb_sw_get_blinkrate(struct switch_dev
*dev
,
716 const struct switch_attr
*attr
,
717 struct switch_val
*val
)
719 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
722 rtl8366_smi_read_reg(smi
, RTL8366RB_LED_BLINKRATE_REG
, &data
);
724 val
->value
.i
= (data
& (RTL8366RB_LED_BLINKRATE_MASK
));
729 static int rtl8366rb_sw_set_blinkrate(struct switch_dev
*dev
,
730 const struct switch_attr
*attr
,
731 struct switch_val
*val
)
733 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
735 if (val
->value
.i
>= 6)
738 return rtl8366_smi_rmwr(smi
, RTL8366RB_LED_BLINKRATE_REG
,
739 RTL8366RB_LED_BLINKRATE_MASK
,
743 static int rtl8366rb_sw_set_vlan_enable(struct switch_dev
*dev
,
744 const struct switch_attr
*attr
,
745 struct switch_val
*val
)
747 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
750 return rtl8366rb_vlan_set_vlan(smi
, val
->value
.i
);
752 return rtl8366rb_vlan_set_4ktable(smi
, val
->value
.i
);
755 static const char *rtl8366rb_speed_str(unsigned speed
)
769 static int rtl8366rb_sw_get_port_link(struct switch_dev
*dev
,
770 const struct switch_attr
*attr
,
771 struct switch_val
*val
)
773 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
774 u32 len
= 0, data
= 0;
776 if (val
->port_vlan
>= RTL8366RB_NUM_PORTS
)
779 memset(smi
->buf
, '\0', sizeof(smi
->buf
));
780 rtl8366_smi_read_reg(smi
, RTL8366RB_PORT_LINK_STATUS_BASE
+
781 (val
->port_vlan
/ 2), &data
);
783 if (val
->port_vlan
% 2)
786 if (data
& RTL8366RB_PORT_STATUS_LINK_MASK
) {
787 len
= snprintf(smi
->buf
, sizeof(smi
->buf
),
788 "port:%d link:up speed:%s %s-duplex %s%s%s",
790 rtl8366rb_speed_str(data
&
791 RTL8366RB_PORT_STATUS_SPEED_MASK
),
792 (data
& RTL8366RB_PORT_STATUS_DUPLEX_MASK
) ?
794 (data
& RTL8366RB_PORT_STATUS_TXPAUSE_MASK
) ?
796 (data
& RTL8366RB_PORT_STATUS_RXPAUSE_MASK
) ?
798 (data
& RTL8366RB_PORT_STATUS_AN_MASK
) ?
801 len
= snprintf(smi
->buf
, sizeof(smi
->buf
), "port:%d link: down",
805 val
->value
.s
= smi
->buf
;
811 static int rtl8366rb_sw_get_vlan_info(struct switch_dev
*dev
,
812 const struct switch_attr
*attr
,
813 struct switch_val
*val
)
817 struct rtl8366_vlan_4k vlan4k
;
818 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
819 char *buf
= smi
->buf
;
822 if (val
->port_vlan
== 0 || val
->port_vlan
>= RTL8366RB_NUM_VLANS
)
825 memset(buf
, '\0', sizeof(smi
->buf
));
827 err
= rtl8366rb_get_vlan_4k(smi
, val
->port_vlan
, &vlan4k
);
831 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
,
832 "VLAN %d: Ports: '", vlan4k
.vid
);
834 for (i
= 0; i
< RTL8366RB_NUM_PORTS
; i
++) {
835 if (!(vlan4k
.member
& (1 << i
)))
838 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
, "%d%s", i
,
839 (vlan4k
.untag
& (1 << i
)) ? "" : "t");
842 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
,
843 "', members=%04x, untag=%04x, fid=%u",
844 vlan4k
.member
, vlan4k
.untag
, vlan4k
.fid
);
852 static int rtl8366rb_sw_set_port_led(struct switch_dev
*dev
,
853 const struct switch_attr
*attr
,
854 struct switch_val
*val
)
856 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
861 if (val
->port_vlan
>= RTL8366RB_NUM_PORTS
)
864 if (val
->port_vlan
== RTL8366RB_PORT_NUM_CPU
) {
865 reg
= RTL8366RB_LED_BLINKRATE_REG
;
867 data
= val
->value
.i
<< 4;
869 reg
= RTL8366RB_LED_CTRL_REG
;
870 mask
= 0xF << (val
->port_vlan
* 4),
871 data
= val
->value
.i
<< (val
->port_vlan
* 4);
874 return rtl8366_smi_rmwr(smi
, RTL8366RB_LED_BLINKRATE_REG
, mask
, data
);
877 static int rtl8366rb_sw_get_port_led(struct switch_dev
*dev
,
878 const struct switch_attr
*attr
,
879 struct switch_val
*val
)
881 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
884 if (val
->port_vlan
>= RTL8366RB_NUM_LEDGROUPS
)
887 rtl8366_smi_read_reg(smi
, RTL8366RB_LED_CTRL_REG
, &data
);
888 val
->value
.i
= (data
>> (val
->port_vlan
* 4)) & 0x000F;
893 static int rtl8366rb_sw_reset_port_mibs(struct switch_dev
*dev
,
894 const struct switch_attr
*attr
,
895 struct switch_val
*val
)
897 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
899 if (val
->port_vlan
>= RTL8366RB_NUM_PORTS
)
902 return rtl8366_smi_rmwr(smi
, RTL8366RB_MIB_CTRL_REG
, 0,
903 RTL8366RB_MIB_CTRL_PORT_RESET(val
->port_vlan
));
906 static int rtl8366rb_sw_get_port_mib(struct switch_dev
*dev
,
907 const struct switch_attr
*attr
,
908 struct switch_val
*val
)
910 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
912 unsigned long long counter
= 0;
913 char *buf
= smi
->buf
;
915 if (val
->port_vlan
>= RTL8366RB_NUM_PORTS
)
918 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
,
919 "Port %d MIB counters\n",
922 for (i
= 0; i
< ARRAY_SIZE(rtl8366rb_mib_counters
); ++i
) {
923 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
,
924 "%-36s: ", rtl8366rb_mib_counters
[i
].name
);
925 if (!rtl8366rb_get_mib_counter(smi
, i
, val
->port_vlan
, &counter
))
926 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
,
929 len
+= snprintf(buf
+ len
, sizeof(smi
->buf
) - len
,
938 static int rtl8366rb_sw_get_vlan_ports(struct switch_dev
*dev
,
939 struct switch_val
*val
)
941 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
942 struct switch_port
*port
;
943 struct rtl8366_vlan_4k vlan4k
;
946 if (val
->port_vlan
== 0 || val
->port_vlan
>= RTL8366RB_NUM_VLANS
)
949 rtl8366rb_get_vlan_4k(smi
, val
->port_vlan
, &vlan4k
);
951 port
= &val
->value
.ports
[0];
953 for (i
= 0; i
< RTL8366RB_NUM_PORTS
; i
++) {
954 if (!(vlan4k
.member
& BIT(i
)))
958 port
->flags
= (vlan4k
.untag
& BIT(i
)) ?
959 0 : BIT(SWITCH_PORT_FLAG_TAGGED
);
966 static int rtl8366rb_sw_set_vlan_ports(struct switch_dev
*dev
,
967 struct switch_val
*val
)
969 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
970 struct switch_port
*port
;
975 if (val
->port_vlan
== 0 || val
->port_vlan
>= RTL8366RB_NUM_VLANS
)
978 port
= &val
->value
.ports
[0];
979 for (i
= 0; i
< val
->len
; i
++, port
++) {
980 member
|= BIT(port
->id
);
982 if (!(port
->flags
& BIT(SWITCH_PORT_FLAG_TAGGED
)))
983 untag
|= BIT(port
->id
);
986 return rtl8366_set_vlan(smi
, val
->port_vlan
, member
, untag
, 0);
989 static int rtl8366rb_sw_get_port_pvid(struct switch_dev
*dev
, int port
, int *val
)
991 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
992 return rtl8366_get_pvid(smi
, port
, val
);
995 static int rtl8366rb_sw_set_port_pvid(struct switch_dev
*dev
, int port
, int val
)
997 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
998 return rtl8366_set_pvid(smi
, port
, val
);
1001 static int rtl8366rb_sw_reset_switch(struct switch_dev
*dev
)
1003 struct rtl8366_smi
*smi
= sw_to_rtl8366_smi(dev
);
1006 err
= rtl8366rb_reset_chip(smi
);
1010 err
= rtl8366rb_hw_init(smi
);
1014 return rtl8366_reset_vlan(smi
);
1017 static struct switch_attr rtl8366rb_globals
[] = {
1019 .type
= SWITCH_TYPE_INT
,
1020 .name
= "enable_vlan",
1021 .description
= "Enable VLAN mode",
1022 .set
= rtl8366rb_sw_set_vlan_enable
,
1023 .get
= rtl8366rb_sw_get_vlan_enable
,
1027 .type
= SWITCH_TYPE_INT
,
1028 .name
= "enable_vlan4k",
1029 .description
= "Enable VLAN 4K mode",
1030 .set
= rtl8366rb_sw_set_vlan_enable
,
1031 .get
= rtl8366rb_sw_get_vlan_enable
,
1035 .type
= SWITCH_TYPE_INT
,
1036 .name
= "reset_mibs",
1037 .description
= "Reset all MIB counters",
1038 .set
= rtl8366rb_sw_reset_mibs
,
1042 .type
= SWITCH_TYPE_INT
,
1043 .name
= "blinkrate",
1044 .description
= "Get/Set LED blinking rate (0 = 43ms, 1 = 84ms,"
1045 " 2 = 120ms, 3 = 170ms, 4 = 340ms, 5 = 670ms)",
1046 .set
= rtl8366rb_sw_set_blinkrate
,
1047 .get
= rtl8366rb_sw_get_blinkrate
,
1052 static struct switch_attr rtl8366rb_port
[] = {
1054 .type
= SWITCH_TYPE_STRING
,
1056 .description
= "Get port link information",
1059 .get
= rtl8366rb_sw_get_port_link
,
1061 .type
= SWITCH_TYPE_INT
,
1062 .name
= "reset_mib",
1063 .description
= "Reset single port MIB counters",
1065 .set
= rtl8366rb_sw_reset_port_mibs
,
1068 .type
= SWITCH_TYPE_STRING
,
1070 .description
= "Get MIB counters for port",
1073 .get
= rtl8366rb_sw_get_port_mib
,
1075 .type
= SWITCH_TYPE_INT
,
1077 .description
= "Get/Set port group (0 - 3) led mode (0 - 15)",
1079 .set
= rtl8366rb_sw_set_port_led
,
1080 .get
= rtl8366rb_sw_get_port_led
,
1084 static struct switch_attr rtl8366rb_vlan
[] = {
1086 .type
= SWITCH_TYPE_STRING
,
1088 .description
= "Get vlan information",
1091 .get
= rtl8366rb_sw_get_vlan_info
,
1096 static struct switch_dev rtl8366_switch_dev
= {
1098 .cpu_port
= RTL8366RB_PORT_NUM_CPU
,
1099 .ports
= RTL8366RB_NUM_PORTS
,
1100 .vlans
= RTL8366RB_NUM_VLANS
,
1102 .attr
= rtl8366rb_globals
,
1103 .n_attr
= ARRAY_SIZE(rtl8366rb_globals
),
1106 .attr
= rtl8366rb_port
,
1107 .n_attr
= ARRAY_SIZE(rtl8366rb_port
),
1110 .attr
= rtl8366rb_vlan
,
1111 .n_attr
= ARRAY_SIZE(rtl8366rb_vlan
),
1114 .get_vlan_ports
= rtl8366rb_sw_get_vlan_ports
,
1115 .set_vlan_ports
= rtl8366rb_sw_set_vlan_ports
,
1116 .get_port_pvid
= rtl8366rb_sw_get_port_pvid
,
1117 .set_port_pvid
= rtl8366rb_sw_set_port_pvid
,
1118 .reset_switch
= rtl8366rb_sw_reset_switch
,
1121 static int rtl8366rb_switch_init(struct rtl8366rb
*rtl
)
1123 struct switch_dev
*dev
= &rtl
->dev
;
1126 memcpy(dev
, &rtl8366_switch_dev
, sizeof(struct switch_dev
));
1128 dev
->devname
= dev_name(rtl
->parent
);
1130 err
= register_switch(dev
, NULL
);
1132 dev_err(rtl
->parent
, "switch registration failed\n");
1137 static void rtl8366rb_switch_cleanup(struct rtl8366rb
*rtl
)
1139 unregister_switch(&rtl
->dev
);
1142 static int rtl8366rb_mii_read(struct mii_bus
*bus
, int addr
, int reg
)
1144 struct rtl8366_smi
*smi
= bus
->priv
;
1148 err
= rtl8366rb_read_phy_reg(smi
, addr
, 0, reg
, &val
);
1155 static int rtl8366rb_mii_write(struct mii_bus
*bus
, int addr
, int reg
, u16 val
)
1157 struct rtl8366_smi
*smi
= bus
->priv
;
1161 err
= rtl8366rb_write_phy_reg(smi
, addr
, 0, reg
, val
);
1163 (void) rtl8366rb_read_phy_reg(smi
, addr
, 0, reg
, &t
);
1168 static int rtl8366rb_mii_bus_match(struct mii_bus
*bus
)
1170 return (bus
->read
== rtl8366rb_mii_read
&&
1171 bus
->write
== rtl8366rb_mii_write
);
1174 static int rtl8366rb_setup(struct rtl8366rb
*rtl
)
1176 struct rtl8366_smi
*smi
= &rtl
->smi
;
1179 ret
= rtl8366rb_reset_chip(smi
);
1183 ret
= rtl8366rb_hw_init(smi
);
1187 static int rtl8366rb_detect(struct rtl8366_smi
*smi
)
1193 ret
= rtl8366_smi_read_reg(smi
, RTL8366RB_CHIP_ID_REG
, &chip_id
);
1195 dev_err(smi
->parent
, "unable to read chip id\n");
1200 case RTL8366RB_CHIP_ID_8366
:
1203 dev_err(smi
->parent
, "unknown chip id (%04x)\n", chip_id
);
1207 ret
= rtl8366_smi_read_reg(smi
, RTL8366RB_CHIP_VERSION_CTRL_REG
,
1210 dev_err(smi
->parent
, "unable to read chip version\n");
1214 dev_info(smi
->parent
, "RTL%04x ver. %u chip found\n",
1215 chip_id
, chip_ver
& RTL8366RB_CHIP_VERSION_MASK
);
1220 static struct rtl8366_smi_ops rtl8366rb_smi_ops
= {
1221 .detect
= rtl8366rb_detect
,
1222 .mii_read
= rtl8366rb_mii_read
,
1223 .mii_write
= rtl8366rb_mii_write
,
1225 .get_vlan_mc
= rtl8366rb_get_vlan_mc
,
1226 .set_vlan_mc
= rtl8366rb_set_vlan_mc
,
1227 .get_vlan_4k
= rtl8366rb_get_vlan_4k
,
1228 .set_vlan_4k
= rtl8366rb_set_vlan_4k
,
1229 .get_mc_index
= rtl8366rb_get_mc_index
,
1230 .set_mc_index
= rtl8366rb_set_mc_index
,
1231 .get_mib_counter
= rtl8366rb_get_mib_counter
,
1234 static int __init
rtl8366rb_probe(struct platform_device
*pdev
)
1236 static int rtl8366_smi_version_printed
;
1237 struct rtl8366rb_platform_data
*pdata
;
1238 struct rtl8366rb
*rtl
;
1239 struct rtl8366_smi
*smi
;
1242 if (!rtl8366_smi_version_printed
++)
1243 printk(KERN_NOTICE RTL8366RB_DRIVER_DESC
1244 " version " RTL8366RB_DRIVER_VER
"\n");
1246 pdata
= pdev
->dev
.platform_data
;
1248 dev_err(&pdev
->dev
, "no platform data specified\n");
1253 rtl
= kzalloc(sizeof(*rtl
), GFP_KERNEL
);
1255 dev_err(&pdev
->dev
, "no memory for private data\n");
1260 rtl
->parent
= &pdev
->dev
;
1263 smi
->parent
= &pdev
->dev
;
1264 smi
->gpio_sda
= pdata
->gpio_sda
;
1265 smi
->gpio_sck
= pdata
->gpio_sck
;
1266 smi
->ops
= &rtl8366rb_smi_ops
;
1267 smi
->cpu_port
= RTL8366RB_PORT_NUM_CPU
;
1268 smi
->num_ports
= RTL8366RB_NUM_PORTS
;
1269 smi
->num_vlan_mc
= RTL8366RB_NUM_VLANS
;
1270 smi
->mib_counters
= rtl8366rb_mib_counters
;
1271 smi
->num_mib_counters
= ARRAY_SIZE(rtl8366rb_mib_counters
);
1273 err
= rtl8366_smi_init(smi
);
1277 platform_set_drvdata(pdev
, rtl
);
1279 err
= rtl8366rb_setup(rtl
);
1281 goto err_clear_drvdata
;
1283 err
= rtl8366rb_switch_init(rtl
);
1285 goto err_clear_drvdata
;
1290 platform_set_drvdata(pdev
, NULL
);
1291 rtl8366_smi_cleanup(smi
);
1298 static int rtl8366rb_phy_config_init(struct phy_device
*phydev
)
1300 if (!rtl8366rb_mii_bus_match(phydev
->bus
))
1306 static int rtl8366rb_phy_config_aneg(struct phy_device
*phydev
)
1311 static struct phy_driver rtl8366rb_phy_driver
= {
1312 .phy_id
= 0x001cc960,
1313 .name
= "Realtek RTL8366RB",
1314 .phy_id_mask
= 0x1ffffff0,
1315 .features
= PHY_GBIT_FEATURES
,
1316 .config_aneg
= rtl8366rb_phy_config_aneg
,
1317 .config_init
= rtl8366rb_phy_config_init
,
1318 .read_status
= genphy_read_status
,
1320 .owner
= THIS_MODULE
,
1324 static int __devexit
rtl8366rb_remove(struct platform_device
*pdev
)
1326 struct rtl8366rb
*rtl
= platform_get_drvdata(pdev
);
1329 rtl8366rb_switch_cleanup(rtl
);
1330 platform_set_drvdata(pdev
, NULL
);
1331 rtl8366_smi_cleanup(&rtl
->smi
);
1338 static struct platform_driver rtl8366rb_driver
= {
1340 .name
= RTL8366RB_DRIVER_NAME
,
1341 .owner
= THIS_MODULE
,
1343 .probe
= rtl8366rb_probe
,
1344 .remove
= __devexit_p(rtl8366rb_remove
),
1347 static int __init
rtl8366rb_module_init(void)
1350 ret
= platform_driver_register(&rtl8366rb_driver
);
1354 ret
= phy_driver_register(&rtl8366rb_phy_driver
);
1356 goto err_platform_unregister
;
1360 err_platform_unregister
:
1361 platform_driver_unregister(&rtl8366rb_driver
);
1364 module_init(rtl8366rb_module_init
);
1366 static void __exit
rtl8366rb_module_exit(void)
1368 phy_driver_unregister(&rtl8366rb_phy_driver
);
1369 platform_driver_unregister(&rtl8366rb_driver
);
1371 module_exit(rtl8366rb_module_exit
);
1373 MODULE_DESCRIPTION(RTL8366RB_DRIVER_DESC
);
1374 MODULE_VERSION(RTL8366RB_DRIVER_VER
);
1375 MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
1376 MODULE_AUTHOR("Antti Seppälä <a.seppala@gmail.com>");
1377 MODULE_LICENSE("GPL v2");
1378 MODULE_ALIAS("platform:" RTL8366RB_DRIVER_NAME
);