target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v4.c

   1 /*
   2  *  NETGEAR WNR2000v4 board support
   3  *
   4  *  Copyright (C) 2015 Michael Bazzinotti <mbazzinotti@gmail.com>
   5  *  Copyright (C) 2014 Michaël Burtin <mburtin@gmail.com>
   6  *  Copyright (C) 2013 Mathieu Olivari <mathieu.olivari@gmail.com>
   7  *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
   8  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   9  *  Copyright (C) 2008-2009 Andy Boyett <agb@openwrt.org>
  10  *
  11  *  This program is free software; you can redistribute it and/or modify it
  12  *  under the terms of the GNU General Public License version 2 as published
  13  *  by the Free Software Foundation.
  14  */
  15
  16 #include <linux/mtd/mtd.h>
  17 #include <linux/mtd/partitions.h>
  18 #include <linux/platform_device.h>
  19
  20 #include <asm/mach-ath79/ath79.h>
  21 #include <asm/mach-ath79/ar71xx_regs.h>
  22
  23 #include "common.h"
  24 #include "dev-eth.h"
  25 #include "dev-gpio-buttons.h"
  26 #include "dev-leds-gpio.h"
  27 #include "dev-m25p80.h"
  28 #include "dev-usb.h"
  29 #include "dev-wmac.h"
  30 #include "machtypes.h"
  31
  32 /* AR9341 GPIOs */
  33 #define WNR2000V4_GPIO_LED_PWR_GREEN      0
  34 #define WNR2000V4_GPIO_LED_PWR_AMBER      1
  35 #define WNR2000V4_GPIO_LED_WPS            2
  36 #define WNR2000V4_GPIO_LED_WLAN           12
  37 #define WNR2000V4_GPIO_LED_LAN1_GREEN     13
  38 #define WNR2000V4_GPIO_LED_LAN2_GREEN     14
  39 #define WNR2000V4_GPIO_LED_LAN3_GREEN     15
  40 #define WNR2000V4_GPIO_LED_LAN4_GREEN     16
  41 #define WNR2000V4_GPIO_LED_LAN1_AMBER     18
  42 #define WNR2000V4_GPIO_LED_LAN2_AMBER     19
  43 #define WNR2000V4_GPIO_LED_LAN3_AMBER     20
  44 #define WNR2000V4_GPIO_LED_LAN4_AMBER     21
  45 #define WNR2000V4_GPIO_LED_WAN_GREEN      17
  46 #define WNR2000V4_GPIO_LED_WAN_AMBER      22
  47 /* Buttons */
  48 #define WNR2000V4_GPIO_BTN_WPS            3
  49 #define WNR2000V4_GPIO_BTN_RESET          4
  50 #define WNR2000V4_GPIO_BTN_WLAN           11
  51 #define WNR2000V4_KEYS_POLL_INTERVAL      20      /* msecs */
  52 #define WNR2000V4_KEYS_DEBOUNCE_INTERVAL  (3 * WNR2000V4_KEYS_POLL_INTERVAL)
  53
  54
  55 /* ART offsets */
  56 #define WNR2000V4_MAC0_OFFSET             0       /* WAN/WLAN0 MAC   */
  57 #define WNR2000V4_MAC1_OFFSET             6       /* Eth-switch0 MAC */
  58
  59 static struct gpio_led wnr2000v4_leds_gpio[] __initdata = {
  60         {
  61                 .name           = "netgear:green:power",
  62                 .gpio           = WNR2000V4_GPIO_LED_PWR_GREEN,
  63                 .active_low     = 1,
  64                 .default_trigger = "default-on",
  65         },
  66         {
  67                 .name           = "netgear:amber:status",
  68                 .gpio           = WNR2000V4_GPIO_LED_PWR_AMBER,
  69                 .active_low     = 1,
  70         },
  71         {
  72                 .name           = "netgear:green:wan",
  73                 .gpio           = WNR2000V4_GPIO_LED_WAN_GREEN,
  74                 .active_low     = 1,
  75         },
  76         {
  77                 .name           = "netgear:amber:wan",
  78                 .gpio           = WNR2000V4_GPIO_LED_WAN_AMBER,
  79                 .active_low     = 1,
  80         },
  81         {
  82                 .name           = "netgear:blue:wlan",
  83                 .gpio           = WNR2000V4_GPIO_LED_WLAN,
  84                 .active_low     = 1,
  85         },
  86         /* LAN LEDS */
  87         {
  88                 .name           = "netgear:green:lan1",
  89                 .gpio           = WNR2000V4_GPIO_LED_LAN1_GREEN,
  90                 .active_low     = 1,
  91         },
  92         {
  93                 .name           = "netgear:green:lan2",
  94                 .gpio           = WNR2000V4_GPIO_LED_LAN2_GREEN,
  95                 .active_low     = 1,
  96         },
  97         {
  98                 .name           = "netgear:green:lan3",
  99                 .gpio           = WNR2000V4_GPIO_LED_LAN3_GREEN,
 100                 .active_low     = 1,
 101         },
 102         {
 103                 .name           = "netgear:green:lan4",
 104                 .gpio           = WNR2000V4_GPIO_LED_LAN4_GREEN,
 105                 .active_low     = 1,
 106         },
 107         {
 108                 .name           = "netgear:amber:lan1",
 109                 .gpio           = WNR2000V4_GPIO_LED_LAN1_AMBER,
 110                 .active_low     = 1,
 111         },
 112         {
 113                 .name           = "netgear:amber:lan2",
 114                 .gpio           = WNR2000V4_GPIO_LED_LAN2_AMBER,
 115                 .active_low     = 1,
 116         },
 117         {
 118                 .name           = "netgear:amber:lan3",
 119                 .gpio           = WNR2000V4_GPIO_LED_LAN3_AMBER,
 120                 .active_low     = 1,
 121         },
 122         {
 123                 .name           = "netgear:amber:lan4",
 124                 .gpio           = WNR2000V4_GPIO_LED_LAN4_AMBER,
 125                 .active_low     = 1,
 126         },
 127         {
 128                 .name           = "netgear:green:wps",
 129                 .gpio           = WNR2000V4_GPIO_LED_WPS,
 130                 .active_low     = 1,
 131         },
 132 };
 133
 134 static struct gpio_keys_button wnr2000v4_gpio_keys[] __initdata = {
 135         {
 136                 .desc           = "WPS button",
 137                 .type           = EV_KEY,
 138                 .code           = KEY_WPS_BUTTON,
 139                 .debounce_interval = WNR2000V4_KEYS_DEBOUNCE_INTERVAL,
 140                 .gpio           = WNR2000V4_GPIO_BTN_WPS,
 141                 .active_low     = 1,
 142         },
 143         {
 144                 .desc           = "Reset button",
 145                 .type           = EV_KEY,
 146                 .code           = KEY_RESTART,
 147                 .debounce_interval = WNR2000V4_KEYS_DEBOUNCE_INTERVAL,
 148                 .gpio           = WNR2000V4_GPIO_BTN_RESET,
 149                 .active_low     = 1,
 150         },
 151         {
 152                 .desc           = "WLAN button",
 153                 .type           = EV_KEY,
 154                 .code           = KEY_RFKILL,
 155                 .debounce_interval = WNR2000V4_KEYS_DEBOUNCE_INTERVAL,
 156                 .gpio           = WNR2000V4_GPIO_BTN_WLAN,
 157                 .active_low     = 1,
 158         },
 159 };
 160
 161 static void __init wnr_common_setup(void)
 162 {
 163         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 164         u8 *ee  = (u8 *) KSEG1ADDR(0x1fff1000);
 165
 166         ath79_register_mdio(1, 0x0);
 167
 168         ath79_register_usb();
 169
 170         ath79_register_m25p80(NULL);
 171
 172         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);
 173
 174         ath79_init_mac(ath79_eth0_data.mac_addr, art+WNR2000V4_MAC0_OFFSET, 0);
 175         ath79_init_mac(ath79_eth1_data.mac_addr, art+WNR2000V4_MAC1_OFFSET, 0);
 176
 177         /* GMAC0 is connected to the PHY0 of the internal switch, GE0 */
 178         ath79_switch_data.phy4_mii_en = 1;
 179         ath79_switch_data.phy_poll_mask = BIT(4);
 180         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 181         ath79_eth0_data.phy_mask = BIT(4);
 182         ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
 183         ath79_register_eth(0);
 184
 185         /* GMAC1 is connected to the internal switch, GE1 */
 186         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 187         ath79_register_eth(1);
 188
 189         ath79_register_wmac(ee, art);
 190 }
 191
 192 static void __init wnr2000v4_setup(void)
 193 {
 194         int i;
 195
 196         wnr_common_setup();
 197
 198         /* Ensure no LED has an internal MUX signal, otherwise
 199         control of LED could be lost... This is especially important
 200         for most green LEDS (Eth,WAN).. who arrive in this function with
 201         MUX signals set. */
 202         for (i = 0; i < ARRAY_SIZE(wnr2000v4_leds_gpio); i++)
 203                 ath79_gpio_output_select(wnr2000v4_leds_gpio[i].gpio,
 204                                         AR934X_GPIO_OUT_GPIO);
 205
 206         ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr2000v4_leds_gpio),
 207                                  wnr2000v4_leds_gpio);
 208
 209         ath79_register_gpio_keys_polled(-1, WNR2000V4_KEYS_POLL_INTERVAL,
 210                                         ARRAY_SIZE(wnr2000v4_gpio_keys),
 211                                         wnr2000v4_gpio_keys);
 212 }
 213
 214 MIPS_MACHINE(ATH79_MACH_WNR2000_V4, "WNR2000V4", "NETGEAR WNR2000 V4", wnr2000v4_setup);