diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2011-10-10 22:06:12 -0700 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2011-10-13 20:41:47 +0300 |
| commit | f427eb64f4c5433a91da5eb139970dd5cbad9082 (patch) | |
| tree | 777650bce6b85cfd2fd65e54eff5ffe5df1c8e38 /drivers/usb/renesas_usbhs/common.c | |
| parent | 6ff5d09bd2fd5943f5b16cb1e3453446a1f575e2 (diff) | |
| download | linux-f427eb64f4c5433a91da5eb139970dd5cbad9082.tar.bz2 | |
usb: gadget: renesas_usbhs: support otg pin control
some renesas_usbhs device is supporting OTG external device interface.
In that device, it is necessary to control PWEN/EXTLP on DVSTCTR.
This patch support it.
But renesas_usbhs driver doesn't have OTG support for now.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs/common.c')
| -rw-r--r-- | drivers/usb/renesas_usbhs/common.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c index b327458f5cad..1161d78e1665 100644 --- a/drivers/usb/renesas_usbhs/common.c +++ b/drivers/usb/renesas_usbhs/common.c @@ -114,6 +114,10 @@ void usbhs_sys_host_ctrl(struct usbhs_priv *priv, int enable) { u16 mask = DCFM | DRPD | DPRPU; u16 val = DCFM | DRPD; + int has_otg = usbhs_get_dparam(priv, has_otg); + + if (has_otg) + usbhs_bset(priv, DVSTCTR, (EXTLP | PWEN), (EXTLP | PWEN)); /* * if enable |