1 // SPDX-License-Identifier: GPL-2.0+
10  * Copyright (C) 2014 Ricardo Ribalda - Qtechnology/AS
16 /*-------------------------------------------------------------------------*/
26 	writel(index, &regs->idxaddr);  in get_idx_reg()
28 	return readl(&regs->idxdata);  in get_idx_reg()
34 	writel(index, &regs->idxaddr);  in set_idx_reg()
35 	writel(value, &regs->idxdata);  in set_idx_reg()
74 /*-------------------------------------------------------------------------*/
86 /*-------------------------------------------------------------------------*/
100 	/* analogous to a host-side qh */
103 	unsigned				num : 8,  member
120 		&ep->regs->ep_rsp);  in allow_status()
121 	ep->stopped = 1;  in allow_status()
131 	writel(BIT(CLEAR_CONTROL_STATUS_PHASE_HANDSHAKE), &ep->regs->ep_rsp);  in allow_status_338x()
133 	ep->stopped = 1;  in allow_status_338x()
136 	ep->responded = 0;  in allow_status_338x()
194 		((ep->dev->chiprev == CHIPREV_1) << SET_NAK_OUT_PACKETS) |  in set_halt()
196 		&ep->regs->ep_rsp);  in set_halt()
208 		((ep->dev->chiprev == CHIPREV_1) << CLEAR_NAK_OUT_PACKETS),  in clear_halt()
209 		&ep->regs->ep_rsp);  in clear_halt()
219  *  - A transition to this state indicates a fresh USB connection,
222  *  - Starting state: This state can be thought of as the FSM's typical
224  *  - Tip: Upon the first SS Control Read the FSM never
229 /* Non-SS Control Read:
230  *  - A transition to this state indicates detection of the first HS
232  *  - Tip: Upon the first SS Control Read the FSM never
237 /* SS Control Read:
238  *  - A transition to this state indicates detection of the
239  *    first SS Control Read.
240  *  - This state indicates workaround completion. Workarounds no longer
242  *  - Tip: Once in this state the FSM state does not change (until
244  *  - This can be thought of as the final state of the FSM;
245  *    the FSM 'locks-up' in this state until the chip loses power.
259 		&dev->regs->gpioctl);  in net2280_led_init()
262 /* indicate speed with bi-color LED 0/1 */
266 	u32	val = readl(&dev->regs->gpioctl);  in net2280_led_speed()
283 	writel(val, &dev->regs->gpioctl);  in net2280_led_speed()
289 	u32	val = readl(&dev->regs->gpioctl);  in net2280_led_active()
296 	writel(val, &dev->regs->gpioctl);  in net2280_led_active()
301 	/* turn off all four GPIO*_DATA bits */  in net2280_led_shutdown()
302 	writel(readl(&dev->regs->gpioctl) & ~0x0f,  in net2280_led_shutdown()
303 			&dev->regs->gpioctl);  in net2280_led_shutdown()
314 /*-------------------------------------------------------------------------*/
317 	dev_dbg((&((ndev)->pdev->dev)), fmt, ##args)
320 	dev_vdbg((&((ndev)->pdev->dev)), fmt, ##args)
323 	dev_info((&((ndev)->pdev->dev)), fmt, ##args)
326 	dev_warn((&((ndev)->pdev->dev)), fmt, ##args)
329 	dev_err((&((ndev)->pdev->dev)), fmt, ##args)
331 /*-------------------------------------------------------------------------*/
335 	if (ep->dev->pdev->vendor == 0x17cc)  in set_fifo_bytecount()
336 		writeb(count, 2 + (u8 __iomem *) &ep->regs->ep_cfg);  in set_fifo_bytecount()
338 		u32 tmp = readl(&ep->cfg->ep_cfg) &  in set_fifo_bytecount()
340 		writel(tmp | (count << EP_FIFO_BYTE_COUNT), &ep->cfg->ep_cfg);  in set_fifo_bytecount()
347 	writel(BIT(SET_NAK_OUT_PACKETS), &ep->regs->ep_rsp);  in start_out_naking()
349 	readl(&ep->regs->ep_rsp);  in start_out_naking()
356 	tmp = readl(&ep->regs->ep_stat);  in stop_out_naking()
358 		writel(BIT(CLEAR_NAK_OUT_PACKETS), &ep->regs->ep_rsp);  in stop_out_naking()
368 	if (ep->dev->enhanced_mode) {  in set_max_speed()
369 		reg = ep_enhanced[ep->num];  in set_max_speed()
370 		switch (ep->dev->gadget.speed) {  in set_max_speed()
382 		reg = (ep->num + 1) * 0x10;  in set_max_speed()
383 		if (ep->dev->gadget.speed != USB_SPEED_HIGH)  in set_max_speed()
387 	set_idx_reg(ep->dev->regs, reg, max);  in set_max_speed()