target/linux/ar71xx/files/arch/mips/ath79/mach-rb2011.c

   1 /*
   2  *  MikroTik RouterBOARD 2011 support
   3  *
   4  *  Copyright (C) 2012 Stijn Tintel <stijn@linux-ipv6.be>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/phy.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/ar8216_platform.h>
  14
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "common.h"
  18 #include "dev-eth.h"
  19 #include "dev-m25p80.h"
  20 #include "machtypes.h"
  21
  22 static struct ar8327_pad_cfg rb2011_ar8327_pad0_cfg = {
  23         .mode = AR8327_PAD_MAC_RGMII,
  24         .txclk_delay_en = true,
  25         .rxclk_delay_en = true,
  26         .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
  27         .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
  28 };
  29
  30 static struct ar8327_platform_data rb2011_ar8327_data = {
  31         .pad0_cfg = &rb2011_ar8327_pad0_cfg,
  32         .cpuport_cfg = {
  33                 .force_link = 1,
  34                 .speed = AR8327_PORT_SPEED_1000,
  35                 .duplex = 1,
  36                 .txpause = 1,
  37                 .rxpause = 1,
  38         }
  39 };
  40
  41 static struct mdio_board_info rb2011_mdio0_info[] = {
  42         {
  43                 .bus_id = "ag71xx-mdio.0",
  44                 .phy_addr = 0,
  45                 .platform_data = &rb2011_ar8327_data,
  46         },
  47 };
  48
  49 static void __init rb2011_gmac_setup(void)
  50 {
  51         void __iomem *base;
  52         u32 t;
  53
  54         base = ioremap(AR934X_GMAC_BASE, AR934X_GMAC_SIZE);
  55
  56         t = __raw_readl(base + AR934X_GMAC_REG_ETH_CFG);
  57         t &= ~(AR934X_ETH_CFG_RGMII_GMAC0 | AR934X_ETH_CFG_MII_GMAC0 |
  58                 AR934X_ETH_CFG_GMII_GMAC0 | AR934X_ETH_CFG_SW_ONLY_MODE);
  59         t |= AR934X_ETH_CFG_RGMII_GMAC0 | AR934X_ETH_CFG_SW_ONLY_MODE;
  60
  61         __raw_writel(t, base + AR934X_GMAC_REG_ETH_CFG);
  62
  63         iounmap(base);
  64 }
  65
  66 static void __init rb2011_setup(void)
  67 {
  68         ath79_register_m25p80(NULL);
  69
  70         rb2011_gmac_setup();
  71
  72         ath79_register_mdio(1, 0x0);
  73         ath79_register_mdio(0, 0x0);
  74
  75         mdiobus_register_board_info(rb2011_mdio0_info,
  76                                     ARRAY_SIZE(rb2011_mdio0_info));
  77
  78         /* GMAC0 is connected to an ar8327 switch */
  79         ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
  80         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
  81         ath79_eth0_data.phy_mask = BIT(0);
  82         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
  83         ath79_eth0_pll_data.pll_1000 = 0x06000000;
  84
  85         ath79_register_eth(0);
  86
  87         /* GMAC1 is connected to the internal switch */
  88         ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 5);
  89         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
  90         ath79_eth1_data.speed = SPEED_1000;
  91         ath79_eth1_data.duplex = DUPLEX_FULL;
  92
  93         ath79_register_eth(1);
  94 }
  95
  96 MIPS_MACHINE(ATH79_MACH_RB_2011L, "2011L", "MikroTik RouterBOARD 2011L",
  97              rb2011_setup);