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![Claudiu Manoil](/assets/img/avatar_default.png)
fsl_enet.h defines the mapping of the usual MII management registers, which are included in the MDIO register block common to Freescale ethernet controllers. So it shouldn't depend on the CPU architecture but it should be actually part of the arch independent fsl_mdio.h. To remove the arch dependency, merge the content of asm/fsl_enet.h into fsl_mdio.h. Some files (like fm_eth.h) were simply including fsl_enet.h only for phy.h. These were updated to include phy.h instead. Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
137 lines
3.2 KiB
C
137 lines
3.2 KiB
C
/*
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* Copyright 2012 Freescale Semiconductor, Inc.
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* Roy Zang <tie-fei.zang@freescale.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/* MAXFRM - maximum frame length */
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#define MAXFRM_MASK 0x0000ffff
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#include <common.h>
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#include <phy.h>
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#include <asm/types.h>
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#include <asm/io.h>
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#include <asm/fsl_memac.h>
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#include "fm.h"
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static void memac_init_mac(struct fsl_enet_mac *mac)
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{
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struct memac *regs = mac->base;
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/* mask all interrupt */
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out_be32(®s->imask, IMASK_MASK_ALL);
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/* clear all events */
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out_be32(®s->ievent, IEVENT_CLEAR_ALL);
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/* set the max receive length */
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out_be32(®s->maxfrm, mac->max_rx_len & MAXFRM_MASK);
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/* multicast frame reception for the hash entry disable */
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out_be32(®s->hashtable_ctrl, 0);
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}
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static void memac_enable_mac(struct fsl_enet_mac *mac)
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{
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struct memac *regs = mac->base;
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setbits_be32(®s->command_config, MEMAC_CMD_CFG_RXTX_EN);
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}
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static void memac_disable_mac(struct fsl_enet_mac *mac)
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{
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struct memac *regs = mac->base;
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clrbits_be32(®s->command_config, MEMAC_CMD_CFG_RXTX_EN);
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}
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static void memac_set_mac_addr(struct fsl_enet_mac *mac, u8 *mac_addr)
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{
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struct memac *regs = mac->base;
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u32 mac_addr0, mac_addr1;
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/*
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* if a station address of 0x12345678ABCD, perform a write to
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* MAC_ADDR0 of 0x78563412, MAC_ADDR1 of 0x0000CDAB
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*/
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mac_addr0 = (mac_addr[3] << 24) | (mac_addr[2] << 16) | \
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(mac_addr[1] << 8) | (mac_addr[0]);
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out_be32(®s->mac_addr_0, mac_addr0);
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mac_addr1 = ((mac_addr[5] << 8) | mac_addr[4]) & 0x0000ffff;
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out_be32(®s->mac_addr_1, mac_addr1);
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}
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static void memac_set_interface_mode(struct fsl_enet_mac *mac,
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phy_interface_t type, int speed)
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{
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/* Roy need more work here */
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struct memac *regs = mac->base;
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u32 if_mode, if_status;
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/* clear all bits relative with interface mode */
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if_mode = in_be32(®s->if_mode);
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if_status = in_be32(®s->if_status);
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/* set interface mode */
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switch (type) {
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case PHY_INTERFACE_MODE_GMII:
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if_mode &= ~IF_MODE_MASK;
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if_mode |= IF_MODE_GMII;
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break;
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case PHY_INTERFACE_MODE_RGMII:
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if_mode |= (IF_MODE_GMII | IF_MODE_RG);
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break;
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case PHY_INTERFACE_MODE_RMII:
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if_mode |= (IF_MODE_GMII | IF_MODE_RM);
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break;
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case PHY_INTERFACE_MODE_SGMII:
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case PHY_INTERFACE_MODE_QSGMII:
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if_mode &= ~IF_MODE_MASK;
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if_mode |= (IF_MODE_GMII);
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break;
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default:
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break;
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}
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/* Enable automatic speed selection */
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if_mode |= IF_MODE_EN_AUTO;
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if (type == PHY_INTERFACE_MODE_RGMII) {
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if_mode &= ~IF_MODE_EN_AUTO;
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if_mode &= ~IF_MODE_SETSP_MASK;
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switch (speed) {
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case SPEED_1000:
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if_mode |= IF_MODE_SETSP_1000M;
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break;
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case SPEED_100:
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if_mode |= IF_MODE_SETSP_100M;
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break;
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case SPEED_10:
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if_mode |= IF_MODE_SETSP_10M;
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default:
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break;
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}
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}
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debug(" %s, if_mode = %x\n", __func__, if_mode);
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debug(" %s, if_status = %x\n", __func__, if_status);
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out_be32(®s->if_mode, if_mode);
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return;
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}
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void init_memac(struct fsl_enet_mac *mac, void *base,
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void *phyregs, int max_rx_len)
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{
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mac->base = base;
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mac->phyregs = phyregs;
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mac->max_rx_len = max_rx_len;
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mac->init_mac = memac_init_mac;
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mac->enable_mac = memac_enable_mac;
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mac->disable_mac = memac_disable_mac;
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mac->set_mac_addr = memac_set_mac_addr;
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mac->set_if_mode = memac_set_interface_mode;
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}
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