git.sur5r.net Git - u-boot/blob - board/freescale/ls1012afrdm/eth.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2015-2016 Freescale Semiconductor, Inc.
   4  * Copyright 2017 NXP
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <asm/io.h>
  10 #include <netdev.h>
  11 #include <fm_eth.h>
  12 #include <fsl_mdio.h>
  13 #include <malloc.h>
  14 #include <asm/types.h>
  15 #include <fsl_dtsec.h>
  16 #include <asm/arch/soc.h>
  17 #include <asm/arch-fsl-layerscape/config.h>
  18 #include <asm/arch-fsl-layerscape/immap_lsch2.h>
  19 #include <asm/arch/fsl_serdes.h>
  20 #include <net/pfe_eth/pfe_eth.h>
  21 #include <dm/platform_data/pfe_dm_eth.h>
  22
  23 #define DEFAULT_PFE_MDIO_NAME "PFE_MDIO"
  24 #define DEFAULT_PFE_MDIO1_NAME "PFE_MDIO1"
  25
  26 #define MASK_ETH_PHY_RST        0x00000100
  27
  28 static inline void ls1012afrdm_reset_phy(void)
  29 {
  30         unsigned int val;
  31         struct ccsr_gpio *pgpio = (void *)(GPIO1_BASE_ADDR);
  32
  33         setbits_be32(&pgpio->gpdir, MASK_ETH_PHY_RST);
  34
  35         val = in_be32(&pgpio->gpdat);
  36         setbits_be32(&pgpio->gpdat, val & ~MASK_ETH_PHY_RST);
  37         mdelay(10);
  38
  39         val = in_be32(&pgpio->gpdat);
  40         setbits_be32(&pgpio->gpdat, val | MASK_ETH_PHY_RST);
  41         mdelay(50);
  42 }
  43
  44 int pfe_eth_board_init(struct udevice *dev)
  45 {
  46         static int init_done;
  47         struct mii_dev *bus;
  48         struct pfe_mdio_info mac_mdio_info;
  49         struct pfe_eth_dev *priv = dev_get_priv(dev);
  50
  51         if (!init_done) {
  52                 ls1012afrdm_reset_phy();
  53
  54                 mac_mdio_info.reg_base = (void *)EMAC1_BASE_ADDR;
  55                 mac_mdio_info.name = DEFAULT_PFE_MDIO_NAME;
  56
  57                 bus = pfe_mdio_init(&mac_mdio_info);
  58                 if (!bus) {
  59                         printf("Failed to register mdio\n");
  60                         return -1;
  61                 }
  62
  63                 init_done = 1;
  64         }
  65
  66         if (priv->gemac_port) {
  67                 mac_mdio_info.reg_base = (void *)EMAC2_BASE_ADDR;
  68                 mac_mdio_info.name = DEFAULT_PFE_MDIO1_NAME;
  69                 bus = pfe_mdio_init(&mac_mdio_info);
  70                 if (!bus) {
  71                         printf("Failed to register mdio\n");
  72                         return -1;
  73                 }
  74         }
  75
  76         pfe_set_mdio(priv->gemac_port,
  77                      miiphy_get_dev_by_name(DEFAULT_PFE_MDIO_NAME));
  78         if (!priv->gemac_port)
  79                 /* MAC1 */
  80                 pfe_set_phy_address_mode(priv->gemac_port,
  81                                          CONFIG_PFE_EMAC1_PHY_ADDR,
  82                                          PHY_INTERFACE_MODE_SGMII);
  83         else
  84                 /* MAC2 */
  85                 pfe_set_phy_address_mode(priv->gemac_port,
  86                                          CONFIG_PFE_EMAC2_PHY_ADDR,
  87                                          PHY_INTERFACE_MODE_SGMII);
  88         return 0;
  89 }
  90
  91 static struct pfe_eth_pdata pfe_pdata0 = {
  92         .pfe_eth_pdata_mac = {
  93                 .iobase = (phys_addr_t)EMAC1_BASE_ADDR,
  94                 .phy_interface = 0,
  95         },
  96
  97         .pfe_ddr_addr = {
  98                 .ddr_pfe_baseaddr = (void *)CONFIG_DDR_PFE_BASEADDR,
  99                 .ddr_pfe_phys_baseaddr = CONFIG_DDR_PFE_PHYS_BASEADDR,
 100         },
 101 };
 102
 103 static struct pfe_eth_pdata pfe_pdata1 = {
 104         .pfe_eth_pdata_mac = {
 105                 .iobase = (phys_addr_t)EMAC2_BASE_ADDR,
 106                 .phy_interface = 1,
 107         },
 108
 109         .pfe_ddr_addr = {
 110                 .ddr_pfe_baseaddr = (void *)CONFIG_DDR_PFE_BASEADDR,
 111                 .ddr_pfe_phys_baseaddr = CONFIG_DDR_PFE_PHYS_BASEADDR,
 112         },
 113 };
 114
 115 U_BOOT_DEVICE(ls1012a_pfe0) = {
 116         .name = "pfe_eth",
 117         .platdata = &pfe_pdata0,
 118 };
 119
 120 U_BOOT_DEVICE(ls1012a_pfe1) = {
 121         .name = "pfe_eth",
 122         .platdata = &pfe_pdata1,
 123 };