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sunxi: musb: Move vbus check to sunxi_musb_enable

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This way it can be re-checked on "usb reset".

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
This commit is contained in:
Hans de Goede 2015-06-14 16:48:56 +02:00
parent 48c06c98ec
commit b41972e7d1
1 changed files with 9 additions and 10 deletions
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19
drivers/usb/musb-new/sunxi.c
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@ -201,6 +201,8 @@ static bool enabled = false;
static int sunxi_musb_enable(struct musb *musb)
{
int ret;
pr_debug("%s():\n", __func__);
if (enabled)
@ -209,8 +211,14 @@ static int sunxi_musb_enable(struct musb *musb)
/* select PIO mode */
musb_writeb(musb->mregs, USBC_REG_o_VEND0, 0);
if (is_host_enabled(musb))
if (is_host_enabled(musb)) {
ret = sunxi_usb_phy_vbus_detect(0);
if (ret) {
printf("A charger is plugged into the OTG: ");
return -ENODEV;
}
sunxi_usb_phy_power_on(0); /* port power on */
}
USBC_ForceVbusValidToHigh(musb->mregs);
@ -237,18 +245,9 @@ static void sunxi_musb_disable(struct musb *musb)
static int sunxi_musb_init(struct musb *musb)
{
struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
int err;
pr_debug("%s():\n", __func__);
if (is_host_enabled(musb)) {
err = sunxi_usb_phy_vbus_detect(0);
if (err) {
eprintf("Error: A charger is plugged into the OTG\n");
return -EIO;
}
}
musb->isr = sunxi_musb_interrupt;
setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_USB0);