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

   1 /*
   2  *  Hak5 LAN Turtle and Packet Squirrel boards support
   3  *
   4  *  Copyright (C) 2018 Sebastian Kinne <seb@hak5.org>
   5  *  Copyright (C) 2018 Piotr Dymacz <pepe2k@gmail.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
  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-usb.h"
  23 #include "machtypes.h"
  24
  25 #define LAN_TURTLE_GPIO_BTN_RESET       11
  26 #define LAN_TURTLE_GPIO_LED_SYS         13
  27
  28 #define PACKET_SQUIRREL_GPIO_BTN_SW1    18
  29 #define PACKET_SQUIRREL_GPIO_BTN_SW2    20
  30 #define PACKET_SQUIRREL_GPIO_BTN_SW3    21
  31 #define PACKET_SQUIRREL_GPIO_BTN_SW4    24
  32 #define PACKET_SQUIRREL_GPIO_BTN_RESET  11
  33 #define PACKET_SQUIRREL_GPIO_LED_B      23
  34 #define PACKET_SQUIRREL_GPIO_LED_G      22
  35 #define PACKET_SQUIRREL_GPIO_LED_R      19
  36
  37 #define HAK5_KEYS_POLL_INTERVAL         20 /* msecs */
  38 #define HAK5_KEYS_DEBOUNCE_INTERVAL     (3 * HAK5_KEYS_POLL_INTERVAL)
  39
  40 static const char *hak5_part_probes[] = {
  41         "tp-link",
  42         NULL,
  43 };
  44
  45 static struct flash_platform_data hak5_flash_data = {
  46         .part_probes = hak5_part_probes,
  47 };
  48
  49 /* LAN Turtle */
  50 static struct gpio_led lan_turtle_leds_gpio[] __initdata = {
  51         {
  52                 .name           = "lan-turtle:orange:system",
  53                 .gpio           = LAN_TURTLE_GPIO_LED_SYS,
  54                 .active_low     = 1,
  55         },
  56 };
  57
  58 static struct gpio_keys_button lan_turtle_gpio_keys[] __initdata = {
  59         {
  60                 .desc                   = "reset",
  61                 .type                   = EV_KEY,
  62                 .code                   = KEY_RESTART,
  63                 .debounce_interval      = HAK5_KEYS_DEBOUNCE_INTERVAL,
  64                 .gpio                   = LAN_TURTLE_GPIO_BTN_RESET,
  65                 .active_low             = 1,
  66         },
  67 };
  68
  69 /* Packet Squirrel */
  70 static struct gpio_led packet_squirrel_leds_gpio[] __initdata = {
  71         {
  72                 .name           = "packet-squirrel:blue:system",
  73                 .gpio           = PACKET_SQUIRREL_GPIO_LED_B,
  74                 .active_low     = 1,
  75         }, {
  76                 .name           = "packet-squirrel:green:system",
  77                 .gpio           = PACKET_SQUIRREL_GPIO_LED_G,
  78                 .active_low     = 1,
  79         }, {
  80                 .name           = "packet-squirrel:red:system",
  81                 .gpio           = PACKET_SQUIRREL_GPIO_LED_R,
  82                 .active_low     = 1,
  83         },
  84 };
  85
  86 static struct gpio_keys_button packet_squirrel_gpio_keys[] __initdata = {
  87         {
  88                 .desc                   = "reset",
  89                 .type                   = EV_KEY,
  90                 .code                   = KEY_RESTART,
  91                 .debounce_interval      = HAK5_KEYS_DEBOUNCE_INTERVAL,
  92                 .gpio                   = PACKET_SQUIRREL_GPIO_BTN_RESET,
  93                 .active_low             = 1,
  94         }, {
  95                 .desc                   = "sw1",
  96                 .type                   = EV_KEY,
  97                 .code                   = BTN_0,
  98                 .debounce_interval      = HAK5_KEYS_DEBOUNCE_INTERVAL,
  99                 .gpio                   = PACKET_SQUIRREL_GPIO_BTN_SW1,
 100                 .active_low             = 1,
 101         }, {
 102                 .desc                   = "sw2",
 103                 .type                   = EV_KEY,
 104                 .code                   = BTN_1,
 105                 .debounce_interval      = HAK5_KEYS_DEBOUNCE_INTERVAL,
 106                 .gpio                   = PACKET_SQUIRREL_GPIO_BTN_SW2,
 107                 .active_low             = 1,
 108         }, {
 109                 .desc                   = "sw3",
 110                 .type                   = EV_KEY,
 111                 .code                   = BTN_2,
 112                 .debounce_interval      = HAK5_KEYS_DEBOUNCE_INTERVAL,
 113                 .gpio                   = PACKET_SQUIRREL_GPIO_BTN_SW3,
 114                 .active_low             = 1,
 115         }, {
 116                 .desc                   = "sw4",
 117                 .type                   = EV_KEY,
 118                 .code                   = BTN_3,
 119                 .debounce_interval      = HAK5_KEYS_DEBOUNCE_INTERVAL,
 120                 .gpio                   = PACKET_SQUIRREL_GPIO_BTN_SW4,
 121                 .active_low             = 1,
 122         },
 123 };
 124
 125 static void __init hak5_common_setup(void)
 126 {
 127         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 128
 129         ath79_register_m25p80(&hak5_flash_data);
 130
 131         ath79_register_mdio(0, 0x0);
 132
 133         ath79_switch_data.phy_poll_mask = 0xfe;
 134
 135         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
 136         ath79_register_eth(0);
 137
 138         ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
 139         ath79_register_eth(1);
 140
 141         ath79_register_usb();
 142
 143         /* GPIO11/12 */
 144         ath79_gpio_function_disable(AR933X_GPIO_FUNC_UART_RTS_CTS_EN);
 145 }
 146
 147 static void __init lan_turtle_setup(void)
 148 {
 149         hak5_common_setup();
 150
 151         /* GPIO13 */
 152         ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN);
 153
 154         ath79_register_leds_gpio(-1, ARRAY_SIZE(lan_turtle_leds_gpio),
 155                                  lan_turtle_leds_gpio);
 156
 157         ath79_register_gpio_keys_polled(-1, HAK5_KEYS_POLL_INTERVAL,
 158                                         ARRAY_SIZE(lan_turtle_gpio_keys),
 159                                         lan_turtle_gpio_keys);
 160 }
 161
 162 static void __init packet_squirrel_setup(void)
 163 {
 164         hak5_common_setup();
 165
 166         ath79_register_leds_gpio(-1, ARRAY_SIZE(packet_squirrel_leds_gpio),
 167                                  packet_squirrel_leds_gpio);
 168
 169         ath79_register_gpio_keys_polled(-1, HAK5_KEYS_POLL_INTERVAL,
 170                                         ARRAY_SIZE(packet_squirrel_gpio_keys),
 171                                         packet_squirrel_gpio_keys);
 172 }
 173
 174 MIPS_MACHINE(ATH79_MACH_LAN_TURTLE, "LAN-TURTLE",
 175              "Hak5 LAN Turtle", lan_turtle_setup);
 176
 177 MIPS_MACHINE(ATH79_MACH_PACKET_SQUIRREL, "PACKET-SQUIRREL",
 178              "Hak5 Packet Squirrel", packet_squirrel_setup);