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 a40_leds_gpio[] __initdata = {
  44         {
  45                 .name           = "a40:red:status",
  46                 .gpio           = A60_GPIO_LED_RED,
  47         }, {
  48                 .name           = "a40:green:status",
  49                 .gpio           = A60_GPIO_LED_GREEN,
  50         }, {
  51                 .name           = "a40:blue:status",
  52                 .gpio           = A60_GPIO_LED_BLUE,
  53         }
  54 };
  55
  56 static struct gpio_led a60_leds_gpio[] __initdata = {
  57         {
  58                 .name           = "a60:red:status",
  59                 .gpio           = A60_GPIO_LED_RED,
  60         }, {
  61                 .name           = "a60:green:status",
  62                 .gpio           = A60_GPIO_LED_GREEN,
  63         }, {
  64                 .name           = "a60:blue:status",
  65                 .gpio           = A60_GPIO_LED_BLUE,
  66         }
  67 };
  68
  69 static struct gpio_keys_button a60_gpio_keys[] __initdata = {
  70         {
  71                 .desc           = "Reset button",
  72                 .type           = EV_KEY,
  73                 .code           = KEY_RESTART,
  74                 .debounce_interval = A60_KEYS_DEBOUNCE_INTERVAL,
  75                 .gpio           = A60_GPIO_BTN_RESET,
  76                 .active_low     = 1,
  77         },
  78 };
  79
  80 static struct at803x_platform_data a60_at803x_data = {
  81         .disable_smarteee = 1,
  82         .enable_rgmii_rx_delay = 1,
  83         .enable_rgmii_tx_delay = 1,
  84 };
  85
  86 static struct mdio_board_info a60_mdio0_info[] = {
  87         {
  88                 .bus_id = "ag71xx-mdio.0",
  89                 .mdio_addr = 1,
  90                 .platform_data = &a60_at803x_data,
  91         },
  92         {
  93                 .bus_id = "ag71xx-mdio.0",
  94                 .mdio_addr = 2,
  95                 .platform_data = &a60_at803x_data,
  96         },
  97 };
  98
  99 static void __init a60_setup_qca955x_eth_cfg(u32 mask,
 100                                              unsigned int rxd,
 101                                              unsigned int rxdv,
 102                                              unsigned int txd,
 103                                              unsigned int txe)
 104 {
 105         void __iomem *base;
 106         u32 t;
 107
 108         base = ioremap(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
 109
 110         t = mask;
 111         t |= rxd << QCA955X_ETH_CFG_RXD_DELAY_SHIFT;
 112         t |= rxdv << QCA955X_ETH_CFG_RDV_DELAY_SHIFT;
 113         t |= txd << QCA955X_ETH_CFG_TXD_DELAY_SHIFT;
 114         t |= txe << QCA955X_ETH_CFG_TXE_DELAY_SHIFT;
 115
 116         __raw_writel(t, base + QCA955X_GMAC_REG_ETH_CFG);
 117
 118         iounmap(base);
 119 }
 120
 121 static void __init a60_setup_common(void)
 122 {
 123         u8 *art = (u8 *)KSEG1ADDR(0x1fff0000);
 124         u8 mac[6];
 125
 126         ath79_register_usb();
 127
 128         ath79_register_m25p80(NULL);
 129         ath79_register_gpio_keys_polled(-1, A60_KEYS_POLL_INTERVAL,
 130                                         ARRAY_SIZE(a60_gpio_keys),
 131                                         a60_gpio_keys);
 132
 133         ath79_init_mac(mac, art, 0x02);
 134         ath79_register_wmac(art + A60_WMAC_CALDATA_OFFSET, mac);
 135
 136         a60_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN, 3, 3, 0, 0);
 137         ath79_register_mdio(0, 0x0);
 138
 139         mdiobus_register_board_info(a60_mdio0_info, ARRAY_SIZE(a60_mdio0_info));
 140
 141         ath79_init_mac(ath79_eth0_data.mac_addr, art, 0x00);
 142         ath79_init_mac(ath79_eth1_data.mac_addr, art, 0x01);
 143
 144         /* GMAC0 is connected to the PHY1 */
 145         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 146         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 147         ath79_eth0_data.phy_mask = BIT(1);
 148         ath79_eth0_pll_data.pll_1000 = 0x82000101;
 149         ath79_eth0_pll_data.pll_100 = 0x80000101;
 150         ath79_eth0_pll_data.pll_10 = 0x80001313;
 151         ath79_register_eth(0);
 152
 153         /* GMAC1 is connected to MDIO1 in SGMII mode */
 154         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 155         ath79_eth1_data.mii_bus_dev = &ath79_mdio0_device.dev;
 156         ath79_eth1_data.phy_mask = BIT(2);
 157         ath79_eth1_pll_data.pll_1000 = 0x03000101;
 158         ath79_eth1_pll_data.pll_100 = 0x80000101;
 159         ath79_eth1_pll_data.pll_10 = 0x80001313;
 160         ath79_eth1_data.speed = SPEED_1000;
 161         ath79_eth1_data.duplex = DUPLEX_FULL;
 162         ath79_register_eth(1);
 163
 164         ath79_register_pci();
 165 }
 166
 167 static void __init a40_setup(void)
 168 {
 169         ath79_register_leds_gpio(-1, ARRAY_SIZE(a40_leds_gpio), a40_leds_gpio);
 170         a60_setup_common();
 171 }
 172
 173 MIPS_MACHINE(ATH79_MACH_A40, "A40", "OpenMesh A40", a40_setup);
 174
 175 static void __init a60_setup(void)
 176 {
 177         ath79_register_leds_gpio(-1, ARRAY_SIZE(a60_leds_gpio), a60_leds_gpio);
 178         a60_setup_common();
 179 }
 180
 181 MIPS_MACHINE(ATH79_MACH_A60, "A60", "OpenMesh A60", a60_setup);