1 // SPDX-License-Identifier: GPL-2.0+
13  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
21  * target board.  Anything with a CL-PS7111 or EP7211 should be able to run
53 	struct cs8900_priv *priv = (struct cs8900_priv *)(dev->priv);  in get_reg_init_bus()
54 	uint8_t volatile * const iob = (uint8_t volatile * const)dev->iobase;  in get_reg_init_bus()
62 	REG_WRITE(regno, &priv->regs->pptr);  in get_reg_init_bus()
63 	return REG_READ(&priv->regs->pdata);  in get_reg_init_bus()
69 	struct cs8900_priv *priv = (struct cs8900_priv *)(dev->priv);  in get_reg()
70 	REG_WRITE(regno, &priv->regs->pptr);  in get_reg()
71 	return REG_READ(&priv->regs->pdata);  in get_reg()
77 	struct cs8900_priv *priv = (struct cs8900_priv *)(dev->priv);  in put_reg()
78 	REG_WRITE(regno, &priv->regs->pptr);  in put_reg()
79 	REG_WRITE(val, &priv->regs->pdata);  in put_reg()
85 	u16 us;  in cs8900_reset()  local
90 	/* wait for 200ms */  in cs8900_reset()
92 	/* Wait until the chip is reset */  in cs8900_reset()
95 	while ((((us = get_reg_init_bus(dev, PP_SelfSTAT)) &  in cs8900_reset()
132 			dev->enetaddr[i * 2] = Addr & 0xFF;  in cs8900_get_enetaddr()
133 			dev->enetaddr[i * 2 + 1] = Addr >> 8;  in cs8900_get_enetaddr()
149 	uchar *enetaddr = dev->enetaddr;  in cs8900_init()
178 	struct cs8900_priv *priv = (struct cs8900_priv *)(dev->priv);  in cs8900_recv()
185 	status = REG_READ(&priv->regs->rtdata);  in cs8900_recv()
186 	rxlen = REG_READ(&priv->regs->rtdata);  in cs8900_recv()
190 	for (addr = (u16 *)net_rx_packets[0], i = rxlen >> 1; i > 0; i--)  in cs8900_recv()
191 		*addr++ = REG_READ(&priv->regs->rtdata);  in cs8900_recv()
193 		*addr++ = REG_READ(&priv->regs->rtdata);  in cs8900_recv()
206 	struct cs8900_priv *priv = (struct cs8900_priv *)(dev->priv);  in cs8900_send()
208 retry:  in cs8900_send()
210 	REG_WRITE(PP_TxCmd_TxStart_Full, &priv->regs->txcmd);  in cs8900_send()
211 	REG_WRITE(length, &priv->regs->txlen);  in cs8900_send()
222 		goto retry;  in cs8900_send()
227 	for (addr = packet; length > 0; length -= 2)  in cs8900_send()
228 		REG_WRITE(*addr++, &priv->regs->rtdata);  in cs8900_send()
230 	/* wait for transfer to succeed */  in cs8900_send()
252 /* read a 16-bit word out of the EEPROM                    */
268 /* write a 16-bit word into the EEPROM                     */
302 	priv->regs = (struct cs8900_regs *)base_addr;  in cs8900_initialize()
304 	dev->iobase = base_addr;  in cs8900_initialize()
305 	dev->priv = priv;  in cs8900_initialize()
306 	dev->init = cs8900_init;  in cs8900_initialize()
307 	dev->halt = cs8900_halt;  in cs8900_initialize()
308 	dev->send = cs8900_send;  in cs8900_initialize()
309 	dev->recv = cs8900_recv;  in cs8900_initialize()
314 	sprintf(dev->name, "%s-%hu", CS8900_DRIVERNAME, dev_num);  in cs8900_initialize()