*
* Copyright (C) 2005 Felix Fietkau <nbd@nbd.name>
* Copyright (C) 2008 Michael Buesch <mb@bu3sch.de>
+ * Copyright (C) 2013 Hauke Mehrtens <hauke@hauke-m.de>
* Based on 'robocfg' by Oleg I. Vdovikin
*
* This program is free software; you can redistribute it and/or
#include <linux/ethtool.h>
#include <linux/mii.h>
#include <linux/delay.h>
+#include <linux/gpio.h>
#include <asm/uaccess.h>
#include "switch-core.h"
#endif
#define DRIVER_NAME "bcm53xx"
-#define DRIVER_VERSION "0.02"
+#define DRIVER_VERSION "0.03"
#define PFX "roboswitch: "
#define ROBO_PHY_ADDR 0x1E /* robo switch phy address */
#define ROBO_DEVICE_ID_5397 0x97
#define ROBO_DEVICE_ID_5398 0x98
#define ROBO_DEVICE_ID_53115 0x3115
+#define ROBO_DEVICE_ID_53125 0x3125
/* Private et.o ioctls */
#define SIOCGETCPHYRD (SIOCDEVPRIVATE + 9)
struct robo_switch {
char *device; /* The device name string (ethX) */
u16 devid; /* ROBO_DEVICE_ID_53xx */
- bool is_5350;
- u8 gmii; /* gigabit mii */
+ bool is_5365;
+ bool gmii; /* gigabit mii */
+ u8 corerev;
+ int gpio_robo_reset;
+ int gpio_lanports_enable;
struct ifreq ifr;
struct net_device *dev;
- unsigned char port[6];
+ unsigned char port[9];
};
/* Currently we can only have one device in the system. */
robo_reg(page, reg, REG_MII_ADDR_WRITE);
}
-/* checks that attached switch is 5325/5352/5354/5356/5357/53115 */
-static int robo_vlan5350(__u32 phyid)
+/* checks that attached switch is 5365 */
+static bool robo_bcm5365(void)
{
/* set vlan access id to 15 and read it back */
__u16 val16 = 15;
- robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350, val16);
+ robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
/* 5365 will refuse this as it does not have this reg */
- if (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350) != val16)
- return 0;
- /* gigabit ? */
+ return robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS) != val16;
+}
+
+static bool robo_gmii(void)
+{
if (mdio_read(0, ROBO_MII_STAT) & 0x0100)
- robo.gmii = ((mdio_read(0, 0x0f) & 0xf000) != 0);
- /* 53115 ? */
- if (robo.gmii && robo_read32(ROBO_STAT_PAGE, ROBO_LSA_IM_PORT) != 0) {
- robo_write16(ROBO_ARLIO_PAGE, ROBO_VTBL_INDX_5395, val16);
- robo_write16(ROBO_ARLIO_PAGE, ROBO_VTBL_ACCESS_5395,
- (1 << 7) /* start */ | 1 /* read */);
- if (robo_read16(ROBO_ARLIO_PAGE, ROBO_VTBL_ACCESS_5395) == 1 &&
- robo_read16(ROBO_ARLIO_PAGE, ROBO_VTBL_INDX_5395) == val16)
- return 4;
- }
- /* dirty trick for 5356/5357 */
- if ((phyid & 0xfff0ffff ) == 0x5da00362 ||
- (phyid & 0xfff0ffff ) == 0x5e000362)
- return 3;
- /* 5325/5352/5354*/
- return 1;
+ return ((mdio_read(0, 0x0f) & 0xf000) != 0);
+ return false;
}
static int robo_switch_enable(void)
return -EBUSY;
}
+ /* No spanning tree for unmanaged mode */
last_port = (robo.devid == ROBO_DEVICE_ID_5398) ?
- ROBO_PORT6_CTRL : ROBO_PORT3_CTRL;
- for (i = ROBO_PORT0_CTRL; i < last_port + 1; i++)
+ ROBO_PORT7_CTRL : ROBO_PORT4_CTRL;
+ for (i = ROBO_PORT0_CTRL; i <= last_port; i++)
robo_write16(ROBO_CTRL_PAGE, i, 0);
+
+ /* No spanning tree on IMP port too */
+ robo_write16(ROBO_CTRL_PAGE, ROBO_IM_PORT_CTRL, 0);
+ }
+
+ if (robo.devid == ROBO_DEVICE_ID_53125) {
+ /* Make IM port status link by default */
+ val = robo_read16(ROBO_CTRL_PAGE, ROBO_PORT_OVERRIDE_CTRL) | 0xb1;
+ robo_write16(ROBO_CTRL_PAGE, ROBO_PORT_OVERRIDE_CTRL, val);
+ // TODO: init EEE feature
}
#ifdef CONFIG_BCM47XX
}
}
+#ifdef CONFIG_BCM47XX
+static int get_gpio_pin(const char *name)
+{
+ int i, err;
+ char nvram_var[10];
+ char buf[30];
+
+ for (i = 0; i < 16; i++) {
+ err = snprintf(nvram_var, sizeof(nvram_var), "gpio%i", i);
+ if (err <= 0)
+ continue;
+ err = bcm47xx_nvram_getenv(nvram_var, buf, sizeof(buf));
+ if (err <= 0)
+ continue;
+ if (!strcmp(name, buf))
+ return i;
+ }
+ return -1;
+}
+#endif
+
static int robo_probe(char *devname)
{
__u32 phyid;
unsigned int i;
- int err = 1;
+ int err = -1;
struct mii_ioctl_data *mii;
printk(KERN_INFO PFX "Probing device '%s'\n", devname);
if ((robo.dev = dev_get_by_name(&init_net, devname)) == NULL) {
printk(KERN_ERR PFX "No such device\n");
- return 1;
+ err = -ENODEV;
+ goto err_done;
}
if (!robo.dev->netdev_ops || !robo.dev->netdev_ops->ndo_do_ioctl) {
printk(KERN_ERR PFX "ndo_do_ioctl not implemented in ethernet driver\n");
- return 1;
+ err = -ENXIO;
+ goto err_put;
}
robo.device = devname;
- for (i = 0; i < 5; i++)
- robo.port[i] = i;
- robo.port[5] = 8;
/* try access using MII ioctls - get phy address */
err = do_ioctl(SIOCGMIIPHY);
if (err < 0) {
printk(KERN_ERR PFX "error (%i) while accessing MII phy registers with ioctls\n", err);
- goto done;
+ goto err_put;
}
/* got phy address check for robo address */
(mii->phy_id != ROBO_PHY_ADDR_BCM63XX) &&
(mii->phy_id != ROBO_PHY_ADDR_TG3)) {
printk(KERN_ERR PFX "Invalid phy address (%d)\n", mii->phy_id);
- goto done;
+ err = -ENODEV;
+ goto err_put;
}
+#ifdef CONFIG_BCM47XX
+ robo.gpio_lanports_enable = get_gpio_pin("lanports_enable");
+ if (robo.gpio_lanports_enable >= 0) {
+ err = gpio_request(robo.gpio_lanports_enable, "lanports_enable");
+ if (err) {
+ printk(KERN_ERR PFX "error (%i) requesting lanports_enable gpio (%i)\n",
+ err, robo.gpio_lanports_enable);
+ goto err_put;
+ }
+ gpio_direction_output(robo.gpio_lanports_enable, 1);
+ mdelay(5);
+ }
+
+ robo.gpio_robo_reset = get_gpio_pin("robo_reset");
+ if (robo.gpio_robo_reset >= 0) {
+ err = gpio_request(robo.gpio_robo_reset, "robo_reset");
+ if (err) {
+ printk(KERN_ERR PFX "error (%i) requesting robo_reset gpio (%i)\n",
+ err, robo.gpio_robo_reset);
+ goto err_gpio_robo;
+ }
+ gpio_set_value(robo.gpio_robo_reset, 0);
+ gpio_direction_output(robo.gpio_robo_reset, 1);
+ gpio_set_value(robo.gpio_robo_reset, 0);
+ mdelay(50);
+
+ gpio_set_value(robo.gpio_robo_reset, 1);
+ mdelay(20);
+ } else {
+ // TODO: reset the internal robo switch
+ }
+#endif
+
phyid = mdio_read(ROBO_PHY_ADDR, 0x2) |
(mdio_read(ROBO_PHY_ADDR, 0x3) << 16);
if (phyid == 0xffffffff || phyid == 0x55210022) {
printk(KERN_ERR PFX "No Robo switch in managed mode found, phy_id = 0x%08x\n", phyid);
- goto done;
+ err = -ENODEV;
+ goto err_gpio_lanports;
}
/* Get the device ID */
}
if (!robo.devid)
robo.devid = ROBO_DEVICE_ID_5325; /* Fake it */
- robo.is_5350 = robo_vlan5350(phyid);
+ if (robo.devid == ROBO_DEVICE_ID_5325)
+ robo.is_5365 = robo_bcm5365();
+ else
+ robo.is_5365 = false;
+
+ robo.gmii = robo_gmii();
+ if (robo.devid == ROBO_DEVICE_ID_5325) {
+ for (i = 0; i < 5; i++)
+ robo.port[i] = i;
+ } else {
+ for (i = 0; i < 8; i++)
+ robo.port[i] = i;
+ }
+ robo.port[i] = ROBO_IM_PORT_CTRL;
robo_switch_reset();
err = robo_switch_enable();
if (err)
- goto done;
- err = 0;
+ goto err_gpio_lanports;
printk(KERN_INFO PFX "found a 5%s%x!%s at %s\n", robo.devid & 0xff00 ? "" : "3", robo.devid,
- robo.is_5350 ? " It's a 5350." : "", devname);
+ robo.is_5365 ? " It's a BCM5365." : "", devname);
-done:
- if (err) {
- dev_put(robo.dev);
- robo.dev = NULL;
- }
+ return 0;
+
+err_gpio_lanports:
+ if (robo.gpio_lanports_enable >= 0)
+ gpio_free(robo.gpio_lanports_enable);
+err_gpio_robo:
+ if (robo.gpio_robo_reset >= 0)
+ gpio_free(robo.gpio_robo_reset);
+err_put:
+ dev_put(robo.dev);
+ robo.dev = NULL;
+err_done:
return err;
}
-
-static int handle_vlan_port_read(void *driver, char *buf, int nr)
+static int handle_vlan_port_read_old(switch_driver *d, char *buf, int nr)
{
__u16 val16;
int len = 0;
val16 = (nr) /* vlan */ | (0 << 12) /* read */ | (1 << 13) /* enable */;
- if (robo.is_5350) {
- u32 val32;
- robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350, val16);
+ if (robo.is_5365) {
+ robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5365, val16);
/* actual read */
- val32 = robo_read32(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
- if ((val32 & (1 << 20)) /* valid */) {
- for (j = 0; j < 6; j++) {
- if (val32 & (1 << j)) {
+ val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
+ if ((val16 & (1 << 14)) /* valid */) {
+ for (j = 0; j < d->ports; j++) {
+ if (val16 & (1 << j)) {
len += sprintf(buf + len, "%d", j);
- if (val32 & (1 << (j + 6))) {
- if (j == 5) buf[len++] = 'u';
+ if (val16 & (1 << (j + 7))) {
+ if (j == d->cpuport)
+ buf[len++] = 'u';
} else {
buf[len++] = 't';
if (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1)) == nr)
len += sprintf(buf + len, "\n");
}
} else {
+ u32 val32;
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
/* actual read */
- val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
- if ((val16 & (1 << 14)) /* valid */) {
- for (j = 0; j < 6; j++) {
- if (val16 & (1 << j)) {
+ val32 = robo_read32(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
+ if ((val32 & (1 << 20)) /* valid */) {
+ for (j = 0; j < d->ports; j++) {
+ if (val32 & (1 << j)) {
len += sprintf(buf + len, "%d", j);
- if (val16 & (1 << (j + 7))) {
- if (j == 5) buf[len++] = 'u';
+ if (val32 & (1 << (j + d->ports))) {
+ if (j == d->cpuport)
+ buf[len++] = 'u';
} else {
buf[len++] = 't';
if (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1)) == nr)
return len;
}
-static int handle_vlan_port_write(void *driver, char *buf, int nr)
+static int handle_vlan_port_read_new(switch_driver *d, char *buf, int nr)
{
- switch_driver *d = (switch_driver *) driver;
- switch_vlan_config *c = switch_parse_vlan(d, buf);
+ __u8 vtbl_entry, vtbl_index, vtbl_access;
+ __u32 val32;
+ int len = 0;
int j;
- __u16 val16;
- if (c == NULL)
- return -EINVAL;
+ if ((robo.devid == ROBO_DEVICE_ID_5395) ||
+ (robo.devid == ROBO_DEVICE_ID_53115) ||
+ (robo.devid == ROBO_DEVICE_ID_53125)) {
+ vtbl_access = ROBO_VTBL_ACCESS_5395;
+ vtbl_index = ROBO_VTBL_INDX_5395;
+ vtbl_entry = ROBO_VTBL_ENTRY_5395;
+ } else {
+ vtbl_access = ROBO_VTBL_ACCESS;
+ vtbl_index = ROBO_VTBL_INDX;
+ vtbl_entry = ROBO_VTBL_ENTRY;
+ }
+ robo_write16(ROBO_ARLIO_PAGE, vtbl_index, nr);
+ robo_write16(ROBO_ARLIO_PAGE, vtbl_access, (1 << 7) | (1 << 0));
+ val32 = robo_read32(ROBO_ARLIO_PAGE, vtbl_entry);
for (j = 0; j < d->ports; j++) {
- if ((c->untag | c->pvid) & (1 << j))
- /* change default vlan tag */
- robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1), nr);
+ if (val32 & (1 << j)) {
+ len += sprintf(buf + len, "%d", j);
+ if (val32 & (1 << (j + d->ports))) {
+ if (j == d->cpuport)
+ buf[len++] = 'u';
+ } else {
+ buf[len++] = 't';
+ if (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1)) == nr)
+ buf[len++] = '*';
+ }
+ buf[len++] = '\t';
+ }
}
+ len += sprintf(buf + len, "\n");
+ buf[len] = '\0';
+ return len;
+}
- /* write config now */
+static int handle_vlan_port_read(void *driver, char *buf, int nr)
+{
+ switch_driver *d = (switch_driver *) driver;
- if (robo.devid != ROBO_DEVICE_ID_5325) {
- __u8 regoff = ((robo.devid == ROBO_DEVICE_ID_5395) ||
- (robo.devid == ROBO_DEVICE_ID_53115)) ? 0x20 : 0;
+ if (robo.devid != ROBO_DEVICE_ID_5325)
+ return handle_vlan_port_read_new(d, buf, nr);
+ else
+ return handle_vlan_port_read_old(d, buf, nr);
+}
- robo_write32(ROBO_ARLIO_PAGE, 0x63 + regoff, (c->untag << 9) | c->port);
- robo_write16(ROBO_ARLIO_PAGE, 0x61 + regoff, nr);
- robo_write16(ROBO_ARLIO_PAGE, 0x60 + regoff, 1 << 7);
- kfree(c);
- return 0;
- }
+static void handle_vlan_port_write_old(switch_driver *d, switch_vlan_config *c, int nr)
+{
+ __u16 val16;
+ __u32 val32;
+ __u32 untag = ((c->untag & ~(1 << d->cpuport)) << d->ports);
+ /* write config now */
val16 = (nr) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
- if (robo.is_5350) {
- robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5350,
- (1 << 20) /* valid */ | (c->untag << 6) | c->port);
- robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350, val16);
+ if (robo.is_5365) {
+ robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5365,
+ (1 << 14) /* valid */ | (untag << 1 ) | c->port);
+ robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5365, val16);
} else {
- robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE,
- (1 << 14) /* valid */ | (c->untag << 7) | c->port);
+ if (robo.corerev < 3)
+ val32 = (1 << 20) | ((nr >> 4) << 12) | untag | c->port;
+ else
+ val32 = (1 << 24) | (nr << 12) | untag | c->port;
+ robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE, val32);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
}
+}
+
+static void handle_vlan_port_write_new(switch_driver *d, switch_vlan_config *c, int nr)
+{
+ __u8 vtbl_entry, vtbl_index, vtbl_access;
+ __u32 untag = ((c->untag & ~(1 << d->cpuport)) << d->ports);
+
+ /* write config now */
+ if ((robo.devid == ROBO_DEVICE_ID_5395) ||
+ (robo.devid == ROBO_DEVICE_ID_53115) ||
+ (robo.devid == ROBO_DEVICE_ID_53125)) {
+ vtbl_access = ROBO_VTBL_ACCESS_5395;
+ vtbl_index = ROBO_VTBL_INDX_5395;
+ vtbl_entry = ROBO_VTBL_ENTRY_5395;
+ } else {
+ vtbl_access = ROBO_VTBL_ACCESS;
+ vtbl_index = ROBO_VTBL_INDX;
+ vtbl_entry = ROBO_VTBL_ENTRY;
+ }
+
+ robo_write32(ROBO_ARLIO_PAGE, vtbl_entry, untag | c->port);
+ robo_write16(ROBO_ARLIO_PAGE, vtbl_index, nr);
+ robo_write16(ROBO_ARLIO_PAGE, vtbl_access, 1 << 7);
+}
+
+static int handle_vlan_port_write(void *driver, char *buf, int nr)
+{
+ switch_driver *d = (switch_driver *)driver;
+ switch_vlan_config *c = switch_parse_vlan(d, buf);
+ int j;
+
+ if (c == NULL)
+ return -EINVAL;
+
+ for (j = 0; j < d->ports; j++) {
+ if ((c->untag | c->pvid) & (1 << j)) {
+ /* change default vlan tag */
+ robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_PORT0_DEF_TAG + (j << 1), nr);
+ }
+ }
+
+ if (robo.devid != ROBO_DEVICE_ID_5325)
+ handle_vlan_port_write_new(d, c, nr);
+ else
+ handle_vlan_port_write_old(d, c, nr);
kfree(c);
return 0;
static int handle_enable_vlan_write(void *driver, char *buf, int nr)
{
+ __u16 val16;
int disable = ((buf[0] != '1') ? 1 : 0);
+ val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL0);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL0, disable ? 0 :
- (1 << 7) /* 802.1Q VLAN */ | (3 << 5) /* mac check and hash */);
+ val16 | (1 << 7) /* 802.1Q VLAN */ | (3 << 5) /* mac check and hash */);
+
+ val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL1);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL1, disable ? 0 :
- (robo.devid == ROBO_DEVICE_ID_5325 ? (1 << 1) :
+ val16 | (robo.devid == ROBO_DEVICE_ID_5325 ? (1 << 1) :
0) | (1 << 2) | (1 << 3)); /* RSV multicast */
if (robo.devid != ROBO_DEVICE_ID_5325)
return 0;
}
-static int handle_reset(void *driver, char *buf, int nr)
+static void handle_reset_old(switch_driver *d, char *buf, int nr)
{
- switch_driver *d = (switch_driver *) driver;
int j;
__u16 val16;
- /* disable switching */
- set_switch(0);
-
/* reset vlans */
- for (j = 0; j <= ((robo.is_5350) ? VLAN_ID_MAX5350 : VLAN_ID_MAX); j++) {
+ for (j = 0; j <= ((robo.is_5365) ? VLAN_ID_MAX_5365 : VLAN_ID_MAX); j++) {
/* write config now */
val16 = (j) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
- if (robo.is_5350)
- robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5350, 0);
+ if (robo.is_5365)
+ robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5365, 0);
else
- robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE, 0);
- robo_write16(ROBO_VLAN_PAGE, robo.is_5350 ? ROBO_VLAN_TABLE_ACCESS_5350 :
+ robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE, 0);
+ robo_write16(ROBO_VLAN_PAGE, robo.is_5365 ? ROBO_VLAN_TABLE_ACCESS_5365 :
ROBO_VLAN_TABLE_ACCESS,
val16);
}
+}
+
+static void handle_reset_new(switch_driver *d, char *buf, int nr)
+{
+ int j;
+ __u8 vtbl_entry, vtbl_index, vtbl_access;
+
+ if ((robo.devid == ROBO_DEVICE_ID_5395) ||
+ (robo.devid == ROBO_DEVICE_ID_53115) ||
+ (robo.devid == ROBO_DEVICE_ID_53125)) {
+ vtbl_access = ROBO_VTBL_ACCESS_5395;
+ vtbl_index = ROBO_VTBL_INDX_5395;
+ vtbl_entry = ROBO_VTBL_ENTRY_5395;
+ } else {
+ vtbl_access = ROBO_VTBL_ACCESS;
+ vtbl_index = ROBO_VTBL_INDX;
+ vtbl_entry = ROBO_VTBL_ENTRY;
+ }
+
+ for (j = 0; j <= VLAN_ID_MAX; j++) {
+ /* write config now */
+ robo_write32(ROBO_ARLIO_PAGE, vtbl_entry, 0);
+ robo_write16(ROBO_ARLIO_PAGE, vtbl_index, j);
+ robo_write16(ROBO_ARLIO_PAGE, vtbl_access, 1 << 7);
+ }
+}
+
+static int handle_reset(void *driver, char *buf, int nr)
+{
+ int j;
+ switch_driver *d = (switch_driver *) driver;
+
+ /* disable switching */
+ set_switch(0);
+
+ if (robo.devid != ROBO_DEVICE_ID_5325)
+ handle_reset_new(d, buf, nr);
+ else
+ handle_reset_old(d, buf, nr);
/* reset ports to a known good state */
for (j = 0; j < d->ports; j++) {
driver.ports = 9;
driver.cpuport = 8;
}
+ if (robo.is_5365)
+ snprintf(driver.dev_name, SWITCH_NAME_BUFSZ, "BCM5365");
+ else
+ snprintf(driver.dev_name, SWITCH_NAME_BUFSZ, "BCM5%s%x", robo.devid & 0xff00 ? "" : "3", robo.devid);
return switch_register_driver(&driver);
}
switch_unregister_driver(DRIVER_NAME);
if (robo.dev)
dev_put(robo.dev);
+ if (robo.gpio_robo_reset >= 0)
+ gpio_free(robo.gpio_robo_reset);
+ if (robo.gpio_lanports_enable >= 0)
+ gpio_free(robo.gpio_lanports_enable);
kfree(robo.device);
}
projects / openwrt.git / blobdiff