add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/usb/chipidea/usbmisc_imx.c
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@@ -135,7 +135,7 @@
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 #define TXVREFTUNE0_MASK		(0xf << 20)
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 #define MX6_USB_OTG_WAKEUP_BITS (MX6_BM_WAKEUP_ENABLE | MX6_BM_VBUS_WAKEUP | \
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-				 MX6_BM_ID_WAKEUP)
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+				 MX6_BM_ID_WAKEUP | MX6SX_BM_DPDM_WAKEUP_EN)
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 struct usbmisc_ops {
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 	/* It's called once when probe a usb device */
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@@ -657,13 +657,15 @@
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 			usbmisc->base + MX7D_USBNC_USB_CTRL2);
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 		/* PHY tuning for signal quality */
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 		reg = readl(usbmisc->base + MX7D_USB_OTG_PHY_CFG1);
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-		if (data->emp_curr_control && data->emp_curr_control <=
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+		if (data->emp_curr_control >= 0 &&
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+			data->emp_curr_control <=
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 			(TXPREEMPAMPTUNE0_MASK >> TXPREEMPAMPTUNE0_BIT)) {
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 			reg &= ~TXPREEMPAMPTUNE0_MASK;
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 			reg |= (data->emp_curr_control << TXPREEMPAMPTUNE0_BIT);
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 		}
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-		if (data->dc_vol_level_adjust && data->dc_vol_level_adjust <=
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+		if (data->dc_vol_level_adjust >= 0 &&
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+			data->dc_vol_level_adjust <=
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 			(TXVREFTUNE0_MASK >> TXVREFTUNE0_BIT)) {
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 			reg &= ~TXVREFTUNE0_MASK;
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 			reg |= (data->dc_vol_level_adjust << TXVREFTUNE0_BIT);