target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c

   1 /*
   2  *  OpenMesh A60 support
   3  *
   4  *  Copyright (C) 2013 Marek Lindner <marek@open-mesh.com>
   5  *  Copyright (C) 2014-2017 Sven Eckelmann <sven@open-mesh.com>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/gpio.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/platform_data/phy-at803x.h>
  17
  18 #include <asm/mach-ath79/ar71xx_regs.h>
  19 #include <asm/mach-ath79/ath79.h>
  20
  21 #include "common.h"
  22 #include "dev-ap9x-pci.h"
  23 #include "dev-eth.h"
  24 #include "dev-leds-gpio.h"
  25 #include "dev-gpio-buttons.h"
  26 #include "dev-m25p80.h"
  27 #include "dev-wmac.h"
  28 #include "machtypes.h"
  29 #include "pci.h"
  30 #include "dev-usb.h"
  31
  32 #define A60_GPIO_LED_RED        22
  33 #define A60_GPIO_LED_GREEN      23
  34 #define A60_GPIO_LED_BLUE       13
  35
  36 #define A60_GPIO_BTN_RESET      17
  37
  38 #define A60_KEYS_POLL_INTERVAL  20      /* msecs */
  39 #define A60_KEYS_DEBOUNCE_INTERVAL      (3 * A60_KEYS_POLL_INTERVAL)
  40
  41 #define A60_WMAC_CALDATA_OFFSET 0x1000
  42
  43 static struct gpio_led a60_leds_gpio[] __initdata = {
  44         {
  45                 .name           = "a60:red:status",
  46                 .gpio           = A60_GPIO_LED_RED,
  47         }, {
  48                 .name           = "a60:green:status",
  49                 .gpio           = A60_GPIO_LED_GREEN,
  50         }, {
  51                 .name           = "a60:blue:status",
  52                 .gpio           = A60_GPIO_LED_BLUE,
  53         }
  54 };
  55
  56 static struct gpio_keys_button a60_gpio_keys[] __initdata = {
  57         {
  58                 .desc           = "Reset button",
  59                 .type           = EV_KEY,
  60                 .code           = KEY_RESTART,
  61                 .debounce_interval = A60_KEYS_DEBOUNCE_INTERVAL,
  62                 .gpio           = A60_GPIO_BTN_RESET,
  63                 .active_low     = 1,
  64         },
  65 };
  66
  67 static struct at803x_platform_data a60_at803x_data = {
  68         .disable_smarteee = 1,
  69         .enable_rgmii_rx_delay = 1,
  70         .enable_rgmii_tx_delay = 1,
  71 };
  72
  73 static struct mdio_board_info a60_mdio0_info[] = {
  74         {
  75                 .bus_id = "ag71xx-mdio.0",
  76                 .phy_addr = 1,
  77                 .platform_data = &a60_at803x_data,
  78         },
  79         {
  80                 .bus_id = "ag71xx-mdio.0",
  81                 .phy_addr = 2,
  82                 .platform_data = &a60_at803x_data,
  83         },
  84 };
  85
  86 static void __init a60_setup_qca955x_eth_cfg(u32 mask,
  87                                              unsigned int rxd,
  88                                              unsigned int rxdv,
  89                                              unsigned int txd,
  90                                              unsigned int txe)
  91 {
  92         void __iomem *base;
  93         u32 t;
  94
  95         base = ioremap(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
  96
  97         t = mask;
  98         t |= rxd << QCA955X_ETH_CFG_RXD_DELAY_SHIFT;
  99         t |= rxdv << QCA955X_ETH_CFG_RDV_DELAY_SHIFT;
 100         t |= txd << QCA955X_ETH_CFG_TXD_DELAY_SHIFT;
 101         t |= txe << QCA955X_ETH_CFG_TXE_DELAY_SHIFT;
 102
 103         __raw_writel(t, base + QCA955X_GMAC_REG_ETH_CFG);
 104
 105         iounmap(base);
 106 }
 107
 108 static void __init a60_setup_common(void)
 109 {
 110         u8 *art = (u8 *)KSEG1ADDR(0x1fff0000);
 111         u8 mac[6];
 112
 113         ath79_register_usb();
 114
 115         ath79_register_m25p80(NULL);
 116         ath79_register_gpio_keys_polled(-1, A60_KEYS_POLL_INTERVAL,
 117                                         ARRAY_SIZE(a60_gpio_keys),
 118                                         a60_gpio_keys);
 119
 120         ath79_init_mac(mac, art, 0x02);
 121         ath79_register_wmac(art + A60_WMAC_CALDATA_OFFSET, mac);
 122
 123         a60_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN, 3, 3, 0, 0);
 124         ath79_register_mdio(0, 0x0);
 125
 126         mdiobus_register_board_info(a60_mdio0_info, ARRAY_SIZE(a60_mdio0_info));
 127
 128         ath79_init_mac(ath79_eth0_data.mac_addr, art, 0x00);
 129         ath79_init_mac(ath79_eth1_data.mac_addr, art, 0x01);
 130
 131         /* GMAC0 is connected to the PHY1 */
 132         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 133         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 134         ath79_eth0_data.phy_mask = BIT(1);
 135         ath79_eth0_pll_data.pll_1000 = 0x82000101;
 136         ath79_eth0_pll_data.pll_100 = 0x80000101;
 137         ath79_eth0_pll_data.pll_10 = 0x80001313;
 138         ath79_register_eth(0);
 139
 140         /* GMAC1 is connected to MDIO1 in SGMII mode */
 141         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 142         ath79_eth1_data.mii_bus_dev = &ath79_mdio0_device.dev;
 143         ath79_eth1_data.phy_mask = BIT(2);
 144         ath79_eth1_pll_data.pll_1000 = 0x03000101;
 145         ath79_eth1_pll_data.pll_100 = 0x80000101;
 146         ath79_eth1_pll_data.pll_10 = 0x80001313;
 147         ath79_eth1_data.speed = SPEED_1000;
 148         ath79_eth1_data.duplex = DUPLEX_FULL;
 149         ath79_register_eth(1);
 150
 151         ath79_register_pci();
 152 }
 153
 154 static void __init a60_setup(void)
 155 {
 156         ath79_register_leds_gpio(-1, ARRAY_SIZE(a60_leds_gpio), a60_leds_gpio);
 157         a60_setup_common();
 158 }
 159
 160 MIPS_MACHINE(ATH79_MACH_A60, "A60", "OpenMesh A60", a60_setup);