The host may assume that the usb device is still up and running after booting if we do not deregister the udc here. I observed issues when the linux kernel was using a usb gadget directly where the complete USB Hub got disconnected through this. This patch adds a proper USB disconnect for gadget devices. Signed-off-by: Markus Pargmann <mpa@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
30 lines
609 B
C
30 lines
609 B
C
#ifndef __USB_FSL_USB2_H
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#define __USB_FSL_USB2_H
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enum fsl_usb2_operating_modes {
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FSL_USB2_MPH_HOST,
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FSL_USB2_DR_HOST,
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FSL_USB2_DR_DEVICE,
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FSL_USB2_DR_OTG,
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};
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enum fsl_usb2_phy_modes {
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FSL_USB2_PHY_NONE,
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FSL_USB2_PHY_ULPI,
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FSL_USB2_PHY_UTMI,
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FSL_USB2_PHY_UTMI_WIDE,
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FSL_USB2_PHY_SERIAL,
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};
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struct fsl_usb2_platform_data {
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/* board specific information */
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enum fsl_usb2_operating_modes operating_mode;
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enum fsl_usb2_phy_modes phy_mode;
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unsigned int port_enables;
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};
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int ci_udc_register(struct device_d *dev, void __iomem *regs);
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void ci_udc_unregister(void);
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#endif /* __USB_FSL_USB2_H */
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