Commit 68c750cf authored by Chunfeng Yun's avatar Chunfeng Yun Committed by Felipe Balbi

usb: mtu3: enable hardware remote wakeup from L1 automatically

Enable hardware remote wakeup from L1 automatically based on the FIFO
status, instead of manual way.
Signed-off-by: default avatarChunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 4f737131
......@@ -180,7 +180,7 @@ static void mtu3_intr_enable(struct mtu3 *mtu)
mtu3_writel(mbase, U3D_LV1IESR, value);
/* Enable U2 common USB interrupts */
value = SUSPEND_INTR | RESUME_INTR | RESET_INTR | LPM_RESUME_INTR;
value = SUSPEND_INTR | RESUME_INTR | RESET_INTR;
mtu3_writel(mbase, U3D_COMMON_USB_INTR_ENABLE, value);
if (mtu->is_u3_ip) {
......@@ -594,6 +594,8 @@ static void mtu3_regs_init(struct mtu3 *mtu)
mtu3_writel(mbase, U3D_DEVICE_CONF, 0);
/* vbus detected by HW */
mtu3_clrbits(mbase, U3D_MISC_CTRL, VBUS_FRC_EN | VBUS_ON);
/* enable automatical HWRW from L1 */
mtu3_setbits(mbase, U3D_POWER_MANAGEMENT, LPM_HRWE);
}
static irqreturn_t mtu3_link_isr(struct mtu3 *mtu)
......@@ -706,12 +708,6 @@ static irqreturn_t mtu3_u2_common_isr(struct mtu3 *mtu)
if (u2comm & RESET_INTR)
mtu3_gadget_reset(mtu);
if (u2comm & LPM_RESUME_INTR) {
if (!(mtu3_readl(mbase, U3D_POWER_MANAGEMENT) & LPM_HRWE))
mtu3_setbits(mbase, U3D_USB20_MISC_CONTROL,
LPM_U3_ACK_EN);
}
return IRQ_HANDLED;
}
......
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