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usb:hsotg:samsung: Remove Disconnect Interrupt handler

Browse source 
The USB Disconnect Interrupt handler, according to specification,
is only working at HOST mode.

Samsung SoCs (e.g. Exynos4) are working at device mode, so
this interrupt is never caught.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Lukasz Majewski 2012-05-04 14:17:06 +02:00 committed by Felipe Balbi
parent 308d734e9e
commit b3546c97c7
1 changed files with 2 additions and 10 deletions
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12
drivers/usb/gadget/s3c-hsotg.c
View file

@ -2211,12 +2211,11 @@ static void s3c_hsotg_core_init(struct s3c_hsotg *hsotg)
/* Clear any pending interrupts */
writel(0xffffffff, hsotg->regs + S3C_GINTSTS);
writel(S3C_GINTSTS_DisconnInt | S3C_GINTSTS_SessReqInt |
writel(S3C_GINTSTS_ErlySusp | S3C_GINTSTS_SessReqInt |
S3C_GINTSTS_GOUTNakEff | S3C_GINTSTS_GINNakEff |
S3C_GINTSTS_ConIDStsChng | S3C_GINTSTS_USBRst |
S3C_GINTSTS_EnumDone | S3C_GINTSTS_OTGInt |
S3C_GINTSTS_USBSusp | S3C_GINTSTS_WkUpInt |
S3C_GINTSTS_ErlySusp,
S3C_GINTSTS_USBSusp | S3C_GINTSTS_WkUpInt,
hsotg->regs + S3C_GINTMSK);
if (using_dma(hsotg))
@ -2339,13 +2338,6 @@ static irqreturn_t s3c_hsotg_irq(int irq, void *pw)
writel(otgint, hsotg->regs + S3C_GOTGINT);
}
if (gintsts & S3C_GINTSTS_DisconnInt) {
dev_dbg(hsotg->dev, "%s: DisconnInt\n", __func__);
writel(S3C_GINTSTS_DisconnInt, hsotg->regs + S3C_GINTSTS);
s3c_hsotg_disconnect_irq(hsotg);
}
if (gintsts & S3C_GINTSTS_SessReqInt) {
dev_dbg(hsotg->dev, "%s: SessReqInt\n", __func__);
writel(S3C_GINTSTS_SessReqInt, hsotg->regs + S3C_GINTSTS);