2 * Broadcom BCM5325E/536x switch configuration module
4 * Copyright (C) 2005 Felix Fietkau <nbd@nbd.name>
5 * Copyright (C) 2008 Michael Buesch <mb@bu3sch.de>
6 * Copyright (C) 2013 Hauke Mehrtens <hauke@hauke-m.de>
7 * Based on 'robocfg' by Oleg I. Vdovikin
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 #include <linux/module.h>
26 #include <linux/init.h>
28 #include <linux/if_arp.h>
29 #include <linux/sockios.h>
30 #include <linux/ethtool.h>
31 #include <linux/mii.h>
32 #include <linux/delay.h>
33 #include <linux/gpio.h>
34 #include <asm/uaccess.h>
36 #include "switch-core.h"
40 #include <bcm47xx_nvram.h>
43 #define DRIVER_NAME "bcm53xx"
44 #define DRIVER_VERSION "0.03"
45 #define PFX "roboswitch: "
47 #define ROBO_PHY_ADDR 0x1E /* robo switch phy address */
48 #define ROBO_PHY_ADDR_TG3 0x01 /* Tigon3 PHY address */
49 #define ROBO_PHY_ADDR_BCM63XX 0x00 /* BCM63XX PHY address */
52 #define REG_MII_PAGE 0x10 /* MII Page register */
53 #define REG_MII_ADDR 0x11 /* MII Address register */
54 #define REG_MII_DATA0 0x18 /* MII Data register 0 */
56 #define REG_MII_PAGE_ENABLE 1
57 #define REG_MII_ADDR_WRITE 1
58 #define REG_MII_ADDR_READ 2
60 /* Robo device ID register (in ROBO_MGMT_PAGE) */
61 #define ROBO_DEVICE_ID 0x30
62 #define ROBO_DEVICE_ID_5325 0x25 /* Faked */
63 #define ROBO_DEVICE_ID_5395 0x95
64 #define ROBO_DEVICE_ID_5397 0x97
65 #define ROBO_DEVICE_ID_5398 0x98
66 #define ROBO_DEVICE_ID_53115 0x3115
67 #define ROBO_DEVICE_ID_53125 0x3125
69 /* Private et.o ioctls */
70 #define SIOCGETCPHYRD (SIOCDEVPRIVATE + 9)
71 #define SIOCSETCPHYWR (SIOCDEVPRIVATE + 10)
73 /* Data structure for a Roboswitch device. */
75 char *device
; /* The device name string (ethX) */
76 u16 devid
; /* ROBO_DEVICE_ID_53xx */
78 bool gmii
; /* gigabit mii */
81 int gpio_lanports_enable
;
83 struct net_device
*dev
;
84 unsigned char port
[9];
87 /* Currently we can only have one device in the system. */
88 static struct robo_switch robo
;
91 static int do_ioctl(int cmd
)
93 mm_segment_t old_fs
= get_fs();
97 ret
= robo
.dev
->netdev_ops
->ndo_do_ioctl(robo
.dev
, &robo
.ifr
, cmd
);
103 static u16
mdio_read(__u16 phy_id
, __u8 reg
)
105 struct mii_ioctl_data
*mii
= if_mii(&robo
.ifr
);
108 mii
->phy_id
= phy_id
;
111 err
= do_ioctl(SIOCGMIIREG
);
113 printk(KERN_ERR PFX
"failed to read mdio reg %i with err %i.\n", reg
, err
);
121 static void mdio_write(__u16 phy_id
, __u8 reg
, __u16 val
)
123 struct mii_ioctl_data
*mii
= if_mii(&robo
.ifr
);
126 mii
->phy_id
= phy_id
;
130 err
= do_ioctl(SIOCSMIIREG
);
132 printk(KERN_ERR PFX
"failed to write mdio reg: %i with err %i.\n", reg
, err
);
137 static int robo_reg(__u8 page
, __u8 reg
, __u8 op
)
141 /* set page number */
142 mdio_write(ROBO_PHY_ADDR
, REG_MII_PAGE
,
143 (page
<< 8) | REG_MII_PAGE_ENABLE
);
145 /* set register address */
146 mdio_write(ROBO_PHY_ADDR
, REG_MII_ADDR
,
149 /* check if operation completed */
151 if ((mdio_read(ROBO_PHY_ADDR
, REG_MII_ADDR
) & 3) == 0)
155 printk(KERN_ERR PFX
"timeout in robo_reg on page %i and reg %i with op %i.\n", page
, reg
, op
);
161 static void robo_read(__u8 page, __u8 reg, __u16 *val, int count)
165 robo_reg(page, reg, REG_MII_ADDR_READ);
167 for (i = 0; i < count; i++)
168 val[i] = mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0 + i);
172 static __u16
robo_read16(__u8 page
, __u8 reg
)
174 robo_reg(page
, reg
, REG_MII_ADDR_READ
);
176 return mdio_read(ROBO_PHY_ADDR
, REG_MII_DATA0
);
179 static __u32
robo_read32(__u8 page
, __u8 reg
)
181 robo_reg(page
, reg
, REG_MII_ADDR_READ
);
183 return mdio_read(ROBO_PHY_ADDR
, REG_MII_DATA0
) |
184 (mdio_read(ROBO_PHY_ADDR
, REG_MII_DATA0
+ 1) << 16);
187 static void robo_write16(__u8 page
, __u8 reg
, __u16 val16
)
190 mdio_write(ROBO_PHY_ADDR
, REG_MII_DATA0
, val16
);
192 robo_reg(page
, reg
, REG_MII_ADDR_WRITE
);
195 static void robo_write32(__u8 page
, __u8 reg
, __u32 val32
)
198 mdio_write(ROBO_PHY_ADDR
, REG_MII_DATA0
, val32
& 0xFFFF);
199 mdio_write(ROBO_PHY_ADDR
, REG_MII_DATA0
+ 1, val32
>> 16);
201 robo_reg(page
, reg
, REG_MII_ADDR_WRITE
);
204 /* checks that attached switch is 5365 */
205 static bool robo_bcm5365(void)
207 /* set vlan access id to 15 and read it back */
209 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_TABLE_ACCESS
, val16
);
211 /* 5365 will refuse this as it does not have this reg */
212 return robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_TABLE_ACCESS
) != val16
;
215 static bool robo_gmii(void)
217 if (mdio_read(0, ROBO_MII_STAT
) & 0x0100)
218 return ((mdio_read(0, 0x0f) & 0xf000) != 0);
222 static int robo_switch_enable(void)
224 unsigned int i
, last_port
;
226 #ifdef CONFIG_BCM47XX
230 val
= robo_read16(ROBO_CTRL_PAGE
, ROBO_SWITCH_MODE
);
231 if (!(val
& (1 << 1))) {
234 /* With forwarding */
236 robo_write16(ROBO_CTRL_PAGE
, ROBO_SWITCH_MODE
, val
);
237 val
= robo_read16(ROBO_CTRL_PAGE
, ROBO_SWITCH_MODE
);
238 if (!(val
& (1 << 1))) {
239 printk(KERN_ERR PFX
"Failed to enable switch\n");
243 /* No spanning tree for unmanaged mode */
244 last_port
= (robo
.devid
== ROBO_DEVICE_ID_5398
) ?
245 ROBO_PORT7_CTRL
: ROBO_PORT4_CTRL
;
246 for (i
= ROBO_PORT0_CTRL
; i
<= last_port
; i
++)
247 robo_write16(ROBO_CTRL_PAGE
, i
, 0);
249 /* No spanning tree on IMP port too */
250 robo_write16(ROBO_CTRL_PAGE
, ROBO_IM_PORT_CTRL
, 0);
253 if (robo
.devid
== ROBO_DEVICE_ID_53125
) {
254 /* Make IM port status link by default */
255 val
= robo_read16(ROBO_CTRL_PAGE
, ROBO_PORT_OVERRIDE_CTRL
) | 0xb1;
256 robo_write16(ROBO_CTRL_PAGE
, ROBO_PORT_OVERRIDE_CTRL
, val
);
257 // TODO: init EEE feature
260 #ifdef CONFIG_BCM47XX
261 /* WAN port LED, except for Netgear WGT634U */
262 if (bcm47xx_nvram_getenv("nvram_type", buf
, sizeof(buf
)) >= 0) {
263 if (strcmp(buf
, "cfe") != 0)
264 robo_write16(ROBO_CTRL_PAGE
, 0x16, 0x1F);
270 static void robo_switch_reset(void)
272 if ((robo
.devid
== ROBO_DEVICE_ID_5395
) ||
273 (robo
.devid
== ROBO_DEVICE_ID_5397
) ||
274 (robo
.devid
== ROBO_DEVICE_ID_5398
)) {
275 /* Trigger a software reset. */
276 robo_write16(ROBO_CTRL_PAGE
, 0x79, 0x83);
278 robo_write16(ROBO_CTRL_PAGE
, 0x79, 0);
282 #ifdef CONFIG_BCM47XX
283 static int get_gpio_pin(const char *name
)
289 for (i
= 0; i
< 16; i
++) {
290 err
= snprintf(nvram_var
, sizeof(nvram_var
), "gpio%i", i
);
293 err
= bcm47xx_nvram_getenv(nvram_var
, buf
, sizeof(buf
));
296 if (!strcmp(name
, buf
))
303 static int robo_probe(char *devname
)
308 struct mii_ioctl_data
*mii
;
310 printk(KERN_INFO PFX
"Probing device '%s'\n", devname
);
311 strcpy(robo
.ifr
.ifr_name
, devname
);
313 if ((robo
.dev
= dev_get_by_name(&init_net
, devname
)) == NULL
) {
314 printk(KERN_ERR PFX
"No such device\n");
318 if (!robo
.dev
->netdev_ops
|| !robo
.dev
->netdev_ops
->ndo_do_ioctl
) {
319 printk(KERN_ERR PFX
"ndo_do_ioctl not implemented in ethernet driver\n");
324 robo
.device
= devname
;
326 /* try access using MII ioctls - get phy address */
327 err
= do_ioctl(SIOCGMIIPHY
);
329 printk(KERN_ERR PFX
"error (%i) while accessing MII phy registers with ioctls\n", err
);
333 /* got phy address check for robo address */
334 mii
= if_mii(&robo
.ifr
);
335 if ((mii
->phy_id
!= ROBO_PHY_ADDR
) &&
336 (mii
->phy_id
!= ROBO_PHY_ADDR_BCM63XX
) &&
337 (mii
->phy_id
!= ROBO_PHY_ADDR_TG3
)) {
338 printk(KERN_ERR PFX
"Invalid phy address (%d)\n", mii
->phy_id
);
343 #ifdef CONFIG_BCM47XX
344 robo
.gpio_lanports_enable
= get_gpio_pin("lanports_enable");
345 if (robo
.gpio_lanports_enable
>= 0) {
346 err
= gpio_request(robo
.gpio_lanports_enable
, "lanports_enable");
348 printk(KERN_ERR PFX
"error (%i) requesting lanports_enable gpio (%i)\n",
349 err
, robo
.gpio_lanports_enable
);
352 gpio_direction_output(robo
.gpio_lanports_enable
, 1);
356 robo
.gpio_robo_reset
= get_gpio_pin("robo_reset");
357 if (robo
.gpio_robo_reset
>= 0) {
358 err
= gpio_request(robo
.gpio_robo_reset
, "robo_reset");
360 printk(KERN_ERR PFX
"error (%i) requesting robo_reset gpio (%i)\n",
361 err
, robo
.gpio_robo_reset
);
364 gpio_set_value(robo
.gpio_robo_reset
, 0);
365 gpio_direction_output(robo
.gpio_robo_reset
, 1);
366 gpio_set_value(robo
.gpio_robo_reset
, 0);
369 gpio_set_value(robo
.gpio_robo_reset
, 1);
372 // TODO: reset the internal robo switch
376 phyid
= mdio_read(ROBO_PHY_ADDR
, 0x2) |
377 (mdio_read(ROBO_PHY_ADDR
, 0x3) << 16);
379 if (phyid
== 0xffffffff || phyid
== 0x55210022) {
380 printk(KERN_ERR PFX
"No Robo switch in managed mode found, phy_id = 0x%08x\n", phyid
);
382 goto err_gpio_lanports
;
385 /* Get the device ID */
386 for (i
= 0; i
< 10; i
++) {
387 robo
.devid
= robo_read16(ROBO_MGMT_PAGE
, ROBO_DEVICE_ID
);
393 robo
.devid
= ROBO_DEVICE_ID_5325
; /* Fake it */
394 if (robo
.devid
== ROBO_DEVICE_ID_5325
)
395 robo
.is_5365
= robo_bcm5365();
397 robo
.is_5365
= false;
399 robo
.gmii
= robo_gmii();
400 if (robo
.devid
== ROBO_DEVICE_ID_5325
) {
401 for (i
= 0; i
< 5; i
++)
404 for (i
= 0; i
< 8; i
++)
407 robo
.port
[i
] = ROBO_IM_PORT_CTRL
;
410 err
= robo_switch_enable();
412 goto err_gpio_lanports
;
414 printk(KERN_INFO PFX
"found a 5%s%x!%s at %s\n", robo
.devid
& 0xff00 ? "" : "3", robo
.devid
,
415 robo
.is_5365
? " It's a BCM5365." : "", devname
);
420 if (robo
.gpio_lanports_enable
>= 0)
421 gpio_free(robo
.gpio_lanports_enable
);
423 if (robo
.gpio_robo_reset
>= 0)
424 gpio_free(robo
.gpio_robo_reset
);
432 static int handle_vlan_port_read_old(switch_driver
*d
, char *buf
, int nr
)
438 val16
= (nr
) /* vlan */ | (0 << 12) /* read */ | (1 << 13) /* enable */;
441 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_TABLE_ACCESS_5365
, val16
);
443 val16
= robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_READ
);
444 if ((val16
& (1 << 14)) /* valid */) {
445 for (j
= 0; j
< d
->ports
; j
++) {
446 if (val16
& (1 << j
)) {
447 len
+= sprintf(buf
+ len
, "%d", j
);
448 if (val16
& (1 << (j
+ 7))) {
453 if (robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_PORT0_DEF_TAG
+ (j
<< 1)) == nr
)
459 len
+= sprintf(buf
+ len
, "\n");
463 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_TABLE_ACCESS
, val16
);
465 val32
= robo_read32(ROBO_VLAN_PAGE
, ROBO_VLAN_READ
);
466 if ((val32
& (1 << 20)) /* valid */) {
467 for (j
= 0; j
< d
->ports
; j
++) {
468 if (val32
& (1 << j
)) {
469 len
+= sprintf(buf
+ len
, "%d", j
);
470 if (val32
& (1 << (j
+ d
->ports
))) {
475 if (robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_PORT0_DEF_TAG
+ (j
<< 1)) == nr
)
481 len
+= sprintf(buf
+ len
, "\n");
490 static int handle_vlan_port_read_new(switch_driver
*d
, char *buf
, int nr
)
492 __u8 vtbl_entry
, vtbl_index
, vtbl_access
;
497 if ((robo
.devid
== ROBO_DEVICE_ID_5395
) ||
498 (robo
.devid
== ROBO_DEVICE_ID_53115
) ||
499 (robo
.devid
== ROBO_DEVICE_ID_53125
)) {
500 vtbl_access
= ROBO_VTBL_ACCESS_5395
;
501 vtbl_index
= ROBO_VTBL_INDX_5395
;
502 vtbl_entry
= ROBO_VTBL_ENTRY_5395
;
504 vtbl_access
= ROBO_VTBL_ACCESS
;
505 vtbl_index
= ROBO_VTBL_INDX
;
506 vtbl_entry
= ROBO_VTBL_ENTRY
;
509 robo_write16(ROBO_ARLIO_PAGE
, vtbl_index
, nr
);
510 robo_write16(ROBO_ARLIO_PAGE
, vtbl_access
, (1 << 7) | (1 << 0));
511 val32
= robo_read32(ROBO_ARLIO_PAGE
, vtbl_entry
);
512 for (j
= 0; j
< d
->ports
; j
++) {
513 if (val32
& (1 << j
)) {
514 len
+= sprintf(buf
+ len
, "%d", j
);
515 if (val32
& (1 << (j
+ d
->ports
))) {
520 if (robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_PORT0_DEF_TAG
+ (j
<< 1)) == nr
)
526 len
+= sprintf(buf
+ len
, "\n");
531 static int handle_vlan_port_read(void *driver
, char *buf
, int nr
)
533 switch_driver
*d
= (switch_driver
*) driver
;
535 if (robo
.devid
!= ROBO_DEVICE_ID_5325
)
536 return handle_vlan_port_read_new(d
, buf
, nr
);
538 return handle_vlan_port_read_old(d
, buf
, nr
);
541 static void handle_vlan_port_write_old(switch_driver
*d
, switch_vlan_config
*c
, int nr
)
545 __u32 untag
= ((c
->untag
& ~(1 << d
->cpuport
)) << d
->ports
);
547 /* write config now */
548 val16
= (nr
) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
550 robo_write32(ROBO_VLAN_PAGE
, ROBO_VLAN_WRITE_5365
,
551 (1 << 14) /* valid */ | (untag
<< 1 ) | c
->port
);
552 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_TABLE_ACCESS_5365
, val16
);
554 if (robo
.corerev
< 3)
555 val32
= (1 << 20) | ((nr
>> 4) << 12) | untag
| c
->port
;
557 val32
= (1 << 24) | (nr
<< 12) | untag
| c
->port
;
558 robo_write32(ROBO_VLAN_PAGE
, ROBO_VLAN_WRITE
, val32
);
559 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_TABLE_ACCESS
, val16
);
563 static void handle_vlan_port_write_new(switch_driver
*d
, switch_vlan_config
*c
, int nr
)
565 __u8 vtbl_entry
, vtbl_index
, vtbl_access
;
566 __u32 untag
= ((c
->untag
& ~(1 << d
->cpuport
)) << d
->ports
);
568 /* write config now */
569 if ((robo
.devid
== ROBO_DEVICE_ID_5395
) ||
570 (robo
.devid
== ROBO_DEVICE_ID_53115
) ||
571 (robo
.devid
== ROBO_DEVICE_ID_53125
)) {
572 vtbl_access
= ROBO_VTBL_ACCESS_5395
;
573 vtbl_index
= ROBO_VTBL_INDX_5395
;
574 vtbl_entry
= ROBO_VTBL_ENTRY_5395
;
576 vtbl_access
= ROBO_VTBL_ACCESS
;
577 vtbl_index
= ROBO_VTBL_INDX
;
578 vtbl_entry
= ROBO_VTBL_ENTRY
;
581 robo_write32(ROBO_ARLIO_PAGE
, vtbl_entry
, untag
| c
->port
);
582 robo_write16(ROBO_ARLIO_PAGE
, vtbl_index
, nr
);
583 robo_write16(ROBO_ARLIO_PAGE
, vtbl_access
, 1 << 7);
586 static int handle_vlan_port_write(void *driver
, char *buf
, int nr
)
588 switch_driver
*d
= (switch_driver
*)driver
;
589 switch_vlan_config
*c
= switch_parse_vlan(d
, buf
);
595 for (j
= 0; j
< d
->ports
; j
++) {
596 if ((c
->untag
| c
->pvid
) & (1 << j
)) {
597 /* change default vlan tag */
598 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_PORT0_DEF_TAG
+ (j
<< 1), nr
);
602 if (robo
.devid
!= ROBO_DEVICE_ID_5325
)
603 handle_vlan_port_write_new(d
, c
, nr
);
605 handle_vlan_port_write_old(d
, c
, nr
);
611 #define set_switch(state) \
612 robo_write16(ROBO_CTRL_PAGE, ROBO_SWITCH_MODE, (robo_read16(ROBO_CTRL_PAGE, ROBO_SWITCH_MODE) & ~2) | (state ? 2 : 0));
614 static int handle_enable_read(void *driver
, char *buf
, int nr
)
616 return sprintf(buf
, "%d\n", (((robo_read16(ROBO_CTRL_PAGE
, ROBO_SWITCH_MODE
) & 2) == 2) ? 1 : 0));
619 static int handle_enable_write(void *driver
, char *buf
, int nr
)
621 set_switch(buf
[0] == '1');
626 static int handle_port_enable_read(void *driver
, char *buf
, int nr
)
628 return sprintf(buf
, "%d\n", ((robo_read16(ROBO_CTRL_PAGE
, robo
.port
[nr
]) & 3) == 3 ? 0 : 1));
631 static int handle_port_enable_write(void *driver
, char *buf
, int nr
)
636 val16
= 3; /* disabled */
637 else if (buf
[0] == '1')
638 val16
= 0; /* enabled */
642 robo_write16(ROBO_CTRL_PAGE
, robo
.port
[nr
],
643 (robo_read16(ROBO_CTRL_PAGE
, robo
.port
[nr
]) & ~3) | val16
);
648 static int handle_port_media_read(void *driver
, char *buf
, int nr
)
650 u16 bmcr
= mdio_read(robo
.port
[nr
], MII_BMCR
);
653 if (bmcr
& BMCR_ANENABLE
)
654 media
= SWITCH_MEDIA_AUTO
;
656 if (bmcr
& BMCR_SPEED1000
)
657 media
= SWITCH_MEDIA_1000
;
658 else if (bmcr
& BMCR_SPEED100
)
659 media
= SWITCH_MEDIA_100
;
663 if (bmcr
& BMCR_FULLDPLX
)
664 media
|= SWITCH_MEDIA_FD
;
667 len
= switch_print_media(buf
, media
);
668 return len
+ sprintf(buf
+ len
, "\n");
671 static int handle_port_media_write(void *driver
, char *buf
, int nr
)
673 int media
= switch_parse_media(buf
);
676 if (media
& SWITCH_MEDIA_AUTO
)
677 bmcr
= BMCR_ANENABLE
| BMCR_ANRESTART
;
679 if (media
& SWITCH_MEDIA_1000
) {
682 bmcr
= BMCR_SPEED1000
;
684 else if (media
& SWITCH_MEDIA_100
)
685 bmcr
= BMCR_SPEED100
;
689 if (media
& SWITCH_MEDIA_FD
)
690 bmcr
|= BMCR_FULLDPLX
;
693 bmcr_mask
= ~(BMCR_SPEED1000
| BMCR_SPEED100
| BMCR_FULLDPLX
| BMCR_ANENABLE
| BMCR_ANRESTART
);
694 mdio_write(robo
.port
[nr
], MII_BMCR
,
695 (mdio_read(robo
.port
[nr
], MII_BMCR
) & bmcr_mask
) | bmcr
);
700 static int handle_enable_vlan_read(void *driver
, char *buf
, int nr
)
702 return sprintf(buf
, "%d\n", (((robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL0
) & (1 << 7)) == (1 << 7)) ? 1 : 0));
705 static int handle_enable_vlan_write(void *driver
, char *buf
, int nr
)
708 int disable
= ((buf
[0] != '1') ? 1 : 0);
710 val16
= robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL0
);
711 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL0
, disable
? 0 :
712 val16
| (1 << 7) /* 802.1Q VLAN */ | (3 << 5) /* mac check and hash */);
714 val16
= robo_read16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL1
);
715 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL1
, disable
? 0 :
716 val16
| (robo
.devid
== ROBO_DEVICE_ID_5325
? (1 << 1) :
717 0) | (1 << 2) | (1 << 3)); /* RSV multicast */
719 if (robo
.devid
!= ROBO_DEVICE_ID_5325
)
722 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL4
, disable
? 0 :
723 (1 << 6) /* drop invalid VID frames */);
724 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_CTRL5
, disable
? 0 :
725 (1 << 3) /* drop miss V table frames */);
730 static void handle_reset_old(switch_driver
*d
, char *buf
, int nr
)
736 for (j
= 0; j
<= ((robo
.is_5365
) ? VLAN_ID_MAX_5365
: VLAN_ID_MAX
); j
++) {
737 /* write config now */
738 val16
= (j
) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
740 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_WRITE_5365
, 0);
742 robo_write32(ROBO_VLAN_PAGE
, ROBO_VLAN_WRITE
, 0);
743 robo_write16(ROBO_VLAN_PAGE
, robo
.is_5365
? ROBO_VLAN_TABLE_ACCESS_5365
:
744 ROBO_VLAN_TABLE_ACCESS
,
749 static void handle_reset_new(switch_driver
*d
, char *buf
, int nr
)
752 __u8 vtbl_entry
, vtbl_index
, vtbl_access
;
754 if ((robo
.devid
== ROBO_DEVICE_ID_5395
) ||
755 (robo
.devid
== ROBO_DEVICE_ID_53115
) ||
756 (robo
.devid
== ROBO_DEVICE_ID_53125
)) {
757 vtbl_access
= ROBO_VTBL_ACCESS_5395
;
758 vtbl_index
= ROBO_VTBL_INDX_5395
;
759 vtbl_entry
= ROBO_VTBL_ENTRY_5395
;
761 vtbl_access
= ROBO_VTBL_ACCESS
;
762 vtbl_index
= ROBO_VTBL_INDX
;
763 vtbl_entry
= ROBO_VTBL_ENTRY
;
766 for (j
= 0; j
<= VLAN_ID_MAX
; j
++) {
767 /* write config now */
768 robo_write32(ROBO_ARLIO_PAGE
, vtbl_entry
, 0);
769 robo_write16(ROBO_ARLIO_PAGE
, vtbl_index
, j
);
770 robo_write16(ROBO_ARLIO_PAGE
, vtbl_access
, 1 << 7);
774 static int handle_reset(void *driver
, char *buf
, int nr
)
777 switch_driver
*d
= (switch_driver
*) driver
;
779 /* disable switching */
782 if (robo
.devid
!= ROBO_DEVICE_ID_5325
)
783 handle_reset_new(d
, buf
, nr
);
785 handle_reset_old(d
, buf
, nr
);
787 /* reset ports to a known good state */
788 for (j
= 0; j
< d
->ports
; j
++) {
789 robo_write16(ROBO_CTRL_PAGE
, robo
.port
[j
], 0x0000);
790 robo_write16(ROBO_VLAN_PAGE
, ROBO_VLAN_PORT0_DEF_TAG
+ (j
<< 1), 0);
793 /* enable switching */
797 handle_enable_vlan_write(driver
, "1", 0);
802 static int __init
robo_init(void)
807 device
= strdup("ethX");
808 for (device
[3] = '0'; (device
[3] <= '3') && notfound
; device
[3]++) {
809 if (! switch_device_registered (device
))
810 notfound
= robo_probe(device
);
818 static const switch_config cfg
[] = {
821 .read
= handle_enable_read
,
822 .write
= handle_enable_write
824 .name
= "enable_vlan",
825 .read
= handle_enable_vlan_read
,
826 .write
= handle_enable_vlan_write
830 .write
= handle_reset
833 static const switch_config port
[] = {
836 .read
= handle_port_enable_read
,
837 .write
= handle_port_enable_write
840 .read
= handle_port_media_read
,
841 .write
= handle_port_media_write
844 static const switch_config vlan
[] = {
847 .read
= handle_vlan_port_read
,
848 .write
= handle_vlan_port_write
851 switch_driver driver
= {
853 .version
= DRIVER_VERSION
,
858 .driver_handlers
= cfg
,
859 .port_handlers
= port
,
860 .vlan_handlers
= vlan
,
862 if (robo
.devid
!= ROBO_DEVICE_ID_5325
) {
867 snprintf(driver
.dev_name
, SWITCH_NAME_BUFSZ
, "BCM5365");
869 snprintf(driver
.dev_name
, SWITCH_NAME_BUFSZ
, "BCM5%s%x", robo
.devid
& 0xff00 ? "" : "3", robo
.devid
);
871 return switch_register_driver(&driver
);
875 static void __exit
robo_exit(void)
877 switch_unregister_driver(DRIVER_NAME
);
880 if (robo
.gpio_robo_reset
>= 0)
881 gpio_free(robo
.gpio_robo_reset
);
882 if (robo
.gpio_lanports_enable
>= 0)
883 gpio_free(robo
.gpio_lanports_enable
);
888 MODULE_AUTHOR("Felix Fietkau <openwrt@nbd.name>");
889 MODULE_LICENSE("GPL");
891 module_init(robo_init
);
892 module_exit(robo_exit
);