target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c

   1 /*
   2  *  TP-LINK CPE210/220/510/520 board support
   3  *
   4  *  Copyright (C) 2014 Matthias Schiffer <mschiffer@universe-factory.net>
   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/gpio.h>
  12 #include <linux/platform_device.h>
  13
  14 #include <asm/mach-ath79/ath79.h>
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "common.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "dev-wmac.h"
  23 #include "machtypes.h"
  24
  25
  26 #define CPE510_GPIO_LED_LAN0    11
  27 #define CPE510_GPIO_LED_LAN1    12
  28 #define CPE510_GPIO_LED_L1      13
  29 #define CPE510_GPIO_LED_L2      14
  30 #define CPE510_GPIO_LED_L3      15
  31 #define CPE510_GPIO_LED_L4      16
  32
  33 /* All LEDs/button except for link4 are the same for CPE and WBS series */
  34 #define WBS510_GPIO_LED_L4      2
  35
  36 #define CPE510_GPIO_EXTERNAL_LNA0       18
  37 #define CPE510_GPIO_EXTERNAL_LNA1       19
  38
  39 #define CPE510_GPIO_BTN_RESET   4
  40
  41 #define CPE510_KEYS_POLL_INTERVAL       20 /* msecs */
  42 #define CPE510_KEYS_DEBOUNCE_INTERVAL   (3 * CPE510_KEYS_POLL_INTERVAL)
  43
  44
  45 static struct gpio_led cpe510_leds_gpio[] __initdata = {
  46         {
  47                 .name           = "tp-link:green:lan0",
  48                 .gpio           = CPE510_GPIO_LED_LAN0,
  49                 .active_low     = 1,
  50         }, {
  51                 .name           = "tp-link:green:lan1",
  52                 .gpio           = CPE510_GPIO_LED_LAN1,
  53                 .active_low     = 1,
  54         }, {
  55                 .name           = "tp-link:green:link1",
  56                 .gpio           = CPE510_GPIO_LED_L1,
  57                 .active_low     = 1,
  58         }, {
  59                 .name           = "tp-link:green:link2",
  60                 .gpio           = CPE510_GPIO_LED_L2,
  61                 .active_low     = 1,
  62         }, {
  63                 .name           = "tp-link:green:link3",
  64                 .gpio           = CPE510_GPIO_LED_L3,
  65                 .active_low     = 1,
  66         }, {
  67                 .name           = "tp-link:green:link4",
  68                 .gpio           = CPE510_GPIO_LED_L4,
  69                 .active_low     = 1,
  70         },
  71 };
  72
  73 static struct gpio_led wbs510_leds_gpio[] __initdata = {
  74         {
  75                 .name           = "tp-link:green:lan0",
  76                 .gpio           = CPE510_GPIO_LED_LAN0,
  77                 .active_low     = 1,
  78         }, {
  79                 .name           = "tp-link:green:lan1",
  80                 .gpio           = CPE510_GPIO_LED_LAN1,
  81                 .active_low     = 1,
  82         }, {
  83                 .name           = "tp-link:green:link1",
  84                 .gpio           = CPE510_GPIO_LED_L1,
  85                 .active_low     = 1,
  86         }, {
  87                 .name           = "tp-link:green:link2",
  88                 .gpio           = CPE510_GPIO_LED_L2,
  89                 .active_low     = 1,
  90         }, {
  91                 .name           = "tp-link:green:link3",
  92                 .gpio           = CPE510_GPIO_LED_L3,
  93                 .active_low     = 1,
  94         }, {
  95                 .name           = "tp-link:green:link4",
  96                 .gpio           = WBS510_GPIO_LED_L4,
  97                 .active_low     = 1,
  98         },
  99 };
 100
 101 static struct gpio_keys_button cpe510_gpio_keys[] __initdata = {
 102         {
 103                 .desc           = "Reset button",
 104                 .type           = EV_KEY,
 105                 .code           = KEY_RESTART,
 106                 .debounce_interval = CPE510_KEYS_DEBOUNCE_INTERVAL,
 107                 .gpio           = CPE510_GPIO_BTN_RESET,
 108                 .active_low     = 1,
 109         }
 110 };
 111
 112 static void __init cpe_setup(u8 *mac)
 113 {
 114         /* Disable JTAG, enabling GPIOs 0-3 */
 115         /* Configure OBS4 line, for GPIO 4*/
 116         ath79_gpio_function_setup(AR934X_GPIO_FUNC_JTAG_DISABLE,
 117                                   AR934X_GPIO_FUNC_CLK_OBS4_EN);
 118
 119         ath79_register_gpio_keys_polled(1, CPE510_KEYS_POLL_INTERVAL,
 120                                         ARRAY_SIZE(cpe510_gpio_keys),
 121                                         cpe510_gpio_keys);
 122
 123         ath79_wmac_set_ext_lna_gpio(0, CPE510_GPIO_EXTERNAL_LNA0);
 124         ath79_wmac_set_ext_lna_gpio(1, CPE510_GPIO_EXTERNAL_LNA1);
 125
 126         ath79_register_m25p80(NULL);
 127
 128         ath79_register_mdio(1, 0);
 129         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
 130         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 131         ath79_register_eth(1);
 132 }
 133
 134
 135 static void __init cpe210_setup(void)
 136 {
 137         u8 *mac = (u8 *) KSEG1ADDR(0x1f830008);
 138         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 139
 140         ath79_register_leds_gpio(-1, ARRAY_SIZE(cpe510_leds_gpio),
 141                                  cpe510_leds_gpio);
 142
 143         cpe_setup(mac);
 144
 145         ath79_register_wmac(ee, mac);
 146 }
 147
 148 static void __init cpe510_setup(void)
 149 {
 150         u8 *mac = (u8 *) KSEG1ADDR(0x1f830008);
 151         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 152
 153         ath79_register_leds_gpio(-1, ARRAY_SIZE(cpe510_leds_gpio),
 154                                  cpe510_leds_gpio);
 155
 156         cpe_setup(mac);
 157
 158         ath79_register_wmac(ee, mac);
 159 }
 160
 161 static void __init wbs_setup(void)
 162 {
 163         u8 *mac = (u8 *) KSEG1ADDR(0x1f830008);
 164         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 165
 166         ath79_register_leds_gpio(-1, ARRAY_SIZE(wbs510_leds_gpio),
 167                                  wbs510_leds_gpio);
 168
 169         cpe_setup(mac);
 170
 171         ath79_register_wmac(ee, mac);
 172 }
 173
 174 MIPS_MACHINE(ATH79_MACH_CPE210, "CPE210", "TP-LINK CPE210/220",
 175              cpe210_setup);
 176
 177 MIPS_MACHINE(ATH79_MACH_CPE510, "CPE510", "TP-LINK CPE510/520",
 178              cpe510_setup);
 179
 180 MIPS_MACHINE(ATH79_MACH_WBS210, "WBS210", "TP-LINK WBS210",
 181              wbs_setup);
 182
 183 MIPS_MACHINE(ATH79_MACH_WBS510, "WBS510", "TP-LINK WBS510",
 184              wbs_setup);