1 // SPDX-License-Identifier: GPL-2.0+
3  * Copyright 2009-2011 Freescale Semiconductor, Inc.
23 /* MAXFRM - maximum frame length register */
26 static void dtsec_init_mac(struct fsl_enet_mac *mac)  in dtsec_init_mac()  argument
28 	struct dtsec *regs = mac->base;  in dtsec_init_mac()
31 	out_be32(&regs->maccfg1, MACCFG1_SOFT_RST);  in dtsec_init_mac()
34 	/* clear soft reset, Rx/Tx MAC disable */  in dtsec_init_mac()
35 	out_be32(&regs->maccfg1, 0);  in dtsec_init_mac()
38 	out_be32(&regs->rctrl, RCTRL_INIT);  in dtsec_init_mac()
42 	out_be32(&regs->tctrl, TCTRL_INIT);  in dtsec_init_mac()
46 	out_be32(&regs->imask, IMASK_MASK_ALL);  in dtsec_init_mac()
49 	out_be32(&regs->ievent, IEVENT_CLEAR_ALL);  in dtsec_init_mac()
52 	out_be32(&regs->maxfrm, mac->max_rx_len & MAXFRM_MASK);  in dtsec_init_mac()
55 	out_be32(&regs->ecntrl, ECNTRL_DEFAULT);  in dtsec_init_mac()
61 	out_be32(&regs->maccfg2, MACCFG2_INIT);  in dtsec_init_mac()
64 static void dtsec_enable_mac(struct fsl_enet_mac *mac)  in dtsec_enable_mac()  argument
66 	struct dtsec *regs = mac->base;  in dtsec_enable_mac()
68 	/* enable Rx/Tx MAC */  in dtsec_enable_mac()
69 	setbits_be32(&regs->maccfg1, MACCFG1_RXTX_EN);  in dtsec_enable_mac()
72 	clrbits_be32(&regs->rctrl, RCTRL_GRS);  in dtsec_enable_mac()
75 	clrbits_be32(&regs->tctrl, TCTRL_GTS);  in dtsec_enable_mac()
78 static void dtsec_disable_mac(struct fsl_enet_mac *mac)  in dtsec_disable_mac()  argument
80 	struct dtsec *regs = mac->base;  in dtsec_disable_mac()
83 	setbits_be32(&regs->rctrl, RCTRL_GRS);  in dtsec_disable_mac()
86 	setbits_be32(&regs->tctrl, TCTRL_GTS);  in dtsec_disable_mac()
88 	/* disable Rx/Tx MAC */  in dtsec_disable_mac()
89 	clrbits_be32(&regs->maccfg1, MACCFG1_RXTX_EN);  in dtsec_disable_mac()
92 static void dtsec_set_mac_addr(struct fsl_enet_mac *mac, u8 *mac_addr)  in dtsec_set_mac_addr()  argument
94 	struct dtsec *regs = mac->base;  in dtsec_set_mac_addr()
103 	out_be32(&regs->macstnaddr1, mac_addr1);  in dtsec_set_mac_addr()
106 	out_be32(&regs->macstnaddr2, mac_addr2);  in dtsec_set_mac_addr()
109 static void dtsec_set_interface_mode(struct fsl_enet_mac *mac,  in dtsec_set_interface_mode()  argument
112 	struct dtsec *regs = mac->base;  in dtsec_set_interface_mode()
116 	ecntrl = in_be32(&regs->ecntrl);  in dtsec_set_interface_mode()
120 	maccfg2 = in_be32(&regs->maccfg2);  in dtsec_set_interface_mode()
151 	out_be32(&regs->ecntrl, ecntrl);  in dtsec_set_interface_mode()
152 	out_be32(&regs->maccfg2, maccfg2);  in dtsec_set_interface_mode()
155 void init_dtsec(struct fsl_enet_mac *mac, void *base,  in init_dtsec()  argument
158 	mac->base = base;  in init_dtsec()
159 	mac->phyregs = phyregs;  in init_dtsec()
160 	mac->max_rx_len = max_rx_len;  in init_dtsec()
161 	mac->init_mac = dtsec_init_mac;  in init_dtsec()
162 	mac->enable_mac = dtsec_enable_mac;  in init_dtsec()
163 	mac->disable_mac = dtsec_disable_mac;  in init_dtsec()
164 	mac->set_mac_addr = dtsec_set_mac_addr;  in init_dtsec()
165 	mac->set_if_mode = dtsec_set_interface_mode;  in init_dtsec()