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| author | Gabor Juhos <juhosg@openwrt.org> | 2012-08-02 09:54:21 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2012-08-02 09:54:21 +0000 |
| commit | e2782eae8ee17143d0506078fcf5c0a44b2302fe (patch) | |
| tree | 45308fcc32ba873080939113a3dfdbae0581eb9d /target/linux/generic/files/drivers/net/phy/rtl8366_smi.c | |
| parent | 614ca3cc9e73024b8eba81a414b34c700d8d42ca (diff) | |
| download | master-31e0f0ae-e2782eae8ee17143d0506078fcf5c0a44b2302fe.tar.gz master-31e0f0ae-e2782eae8ee17143d0506078fcf5c0a44b2302fe.tar.bz2 master-31e0f0ae-e2782eae8ee17143d0506078fcf5c0a44b2302fe.zip | |
generic: rtl836x: add hw_reset field to struct rtl8366_smi
It will be used to start/stop the switch if that is
supported by the given board.
SVN-Revision: 32943
Diffstat (limited to 'target/linux/generic/files/drivers/net/phy/rtl8366_smi.c')
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/rtl8366_smi.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c index 1288db1982..9903269390 100644 --- a/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c +++ b/target/linux/generic/files/drivers/net/phy/rtl8366_smi.c @@ -308,6 +308,19 @@ int rtl8366_smi_rmwr(struct rtl8366_smi *smi, u32 addr, u32 mask, u32 data) } EXPORT_SYMBOL_GPL(rtl8366_smi_rmwr); +static int rtl8366_reset(struct rtl8366_smi *smi) +{ + if (smi->hw_reset) { + smi->hw_reset(true); + msleep(25); + smi->hw_reset(false); + msleep(25); + return 0; + } + + return smi->ops->reset_chip(smi); +} + static int rtl8366_mc_is_used(struct rtl8366_smi *smi, int mc_index, int *used) { int err; @@ -938,7 +951,7 @@ int rtl8366_sw_reset_switch(struct switch_dev *dev) struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev); int err; - err = smi->ops->reset_chip(smi); + err = rtl8366_reset(smi); if (err) return err; @@ -1227,6 +1240,13 @@ static int __rtl8366_smi_init(struct rtl8366_smi *smi, const char *name) } spin_lock_init(&smi->lock); + + /* start the switch */ + if (smi->hw_reset) { + smi->hw_reset(false); + msleep(25); + } + return 0; err_free_sda: @@ -1237,6 +1257,9 @@ static int __rtl8366_smi_init(struct rtl8366_smi *smi, const char *name) static void __rtl8366_smi_cleanup(struct rtl8366_smi *smi) { + if (smi->hw_reset) + smi->hw_reset(true); + gpio_free(smi->gpio_sck); gpio_free(smi->gpio_sda); } @@ -1300,7 +1323,7 @@ int rtl8366_smi_init(struct rtl8366_smi *smi) goto err_free_sck; } - err = smi->ops->reset_chip(smi); + err = rtl8366_reset(smi); if (err) goto err_free_sck; |