>>>>> "Daniel" == Daniel Mack <zon...@gmail.com> writes:
Daniel> Initialize the host and gagdet subsystems of the musb driver only when
Daniel> the appropriate mode is selected from platform data, or device-tree
Daniel> information, respectively.
Daniel> Signed-off-by: Daniel Mack <zon...@gmail.com>
Acked-by: Peter Korsgaard <jac...@sunsite.dk>
Daniel> ---
Daniel> drivers/usb/musb/musb_core.c | 22 +++++++++++++++++-----
Daniel> drivers/usb/musb/musb_virthub.c | 3 ++-
Daniel> 2 files changed, 19 insertions(+), 6 deletions(-)
Daniel> diff --git a/drivers/usb/musb/musb_core.c
b/drivers/usb/musb/musb_core.c
Daniel> index 2640d25..b3b9873 100644
Daniel> --- a/drivers/usb/musb/musb_core.c
Daniel> +++ b/drivers/usb/musb/musb_core.c
Daniel> @@ -1912,11 +1912,23 @@ musb_init_controller(struct device *dev, int
nIrq, void __iomem *ctrl)
musb-> xceiv->state = OTG_STATE_B_IDLE;
Daniel> }
Daniel> - status = musb_host_setup(musb, plat->power);
Daniel> - if (status < 0)
Daniel> - goto fail3;
Daniel> -
Daniel> - status = musb_gadget_setup(musb);
Daniel> + switch (musb->port_mode) {
Daniel> + case MUSB_PORT_MODE_HOST:
Daniel> + status = musb_host_setup(musb, plat->power);
Daniel> + break;
Daniel> + case MUSB_PORT_MODE_GADGET:
Daniel> + status = musb_gadget_setup(musb);
Daniel> + break;
Daniel> + case MUSB_PORT_MODE_DUAL_ROLE:
Daniel> + status = musb_host_setup(musb, plat->power);
Daniel> + if (status < 0)
Daniel> + goto fail3;
Daniel> + status = musb_gadget_setup(musb);
Daniel> + break;
Daniel> + default:
Daniel> + dev_err(dev, "unsupported port mode %d\n",
musb->port_mode);
Daniel> + break;
Daniel> + }
Daniel> if (status < 0)
Daniel> goto fail3;
Daniel> diff --git a/drivers/usb/musb/musb_virthub.c
b/drivers/usb/musb/musb_virthub.c
Daniel> index 1e17c20..8d92ba2 100644
Daniel> --- a/drivers/usb/musb/musb_virthub.c
Daniel> +++ b/drivers/usb/musb/musb_virthub.c
Daniel> @@ -79,7 +79,8 @@ static void musb_start(struct musb *musb)
Daniel> * (b) vbus present/connect IRQ, peripheral mode;
Daniel> * (c) peripheral initiates, using SRP
Daniel> */
Daniel> - if ((devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS) {
Daniel> + if (musb->port_mode != MUSB_PORT_MODE_HOST &&
Daniel> + (devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS) {
musb-> is_active = 1;
Daniel> } else {
Daniel> devctl |= MUSB_DEVCTL_SESSION;
Daniel> --
Daniel> 1.8.1.4
--
Bye, Peter Korsgaard
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