diff options
| author | Caesar Wang <wxt@rock-chips.com> | 2016-03-14 16:01:54 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-03-16 19:28:01 -0400 |
| commit | 1bddd96cba03da0a14b3e5144e98c9a6ff17e983 (patch) | |
| tree | bdd4e8de5e6d5afc74f49ae86c404e2bd73b79e7 /drivers/net/ethernet/arc/emac.h | |
| parent | 8700eee6271c932b2747a6b157655f546c27e7ad (diff) | |
| download | linux-1bddd96cba03da0a14b3e5144e98c9a6ff17e983.tar.bz2 | |
net: arc_emac: support the phy reset for emac driver
This patch adds to support the emac phy reset.
Different boards may require different phy reset duration. Add property
phy-reset-duration for emac driver, so that the boards that need
a longer reset duration can specify it in their device tree.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Cc: Alexander Kochetkov <al.kochet@gmail.com>
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/arc/emac.h')
| -rw-r--r-- | drivers/net/ethernet/arc/emac.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/arc/emac.h b/drivers/net/ethernet/arc/emac.h index dae1ac300a49..1a4040397a4b 100644 --- a/drivers/net/ethernet/arc/emac.h +++ b/drivers/net/ethernet/arc/emac.h @@ -102,6 +102,11 @@ struct buffer_state { DEFINE_DMA_UNMAP_LEN(len); }; +struct arc_emac_mdio_bus_data { + struct gpio_desc *reset_gpio; + int msec; +}; + /** * struct arc_emac_priv - Storage of EMAC's private information. * @dev: Pointer to the current device. @@ -131,6 +136,7 @@ struct arc_emac_priv { struct device *dev; struct phy_device *phy_dev; struct mii_bus *bus; + struct arc_emac_mdio_bus_data bus_data; void __iomem *regs; struct clk *clk; |