target/linux/ar71xx/files/arch/mips/ath79/mach-r602n.c

   1 /*
   2  * P&W (Shenzhen Progress&Win Technologies) R602N and CPE505N boards support
   3  *
   4  * Copyright (C) 2017 Piotr Dymacz <pepe2k@gmail.com>
   5  *
   6  * Based on mach-zbt-we1526.c
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License version 2 as published
  10  * by the Free Software Foundation.
  11  */
  12
  13 #include <linux/gpio.h>
  14 #include <linux/platform_device.h>
  15
  16 #include <asm/mach-ath79/ath79.h>
  17 #include <asm/mach-ath79/ar71xx_regs.h>
  18
  19 #include "common.h"
  20 #include "dev-eth.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-leds-gpio.h"
  23 #include "dev-m25p80.h"
  24 #include "dev-usb.h"
  25 #include "dev-wmac.h"
  26 #include "machtypes.h"
  27
  28 #define PW_GPIO_BTN_RESET       17
  29
  30 #define PW_KEYS_POLL_INTERVAL           20 /* msecs */
  31 #define PW_KEYS_DEBOUNCE_INTERVAL       (3 * PW_KEYS_POLL_INTERVAL)
  32
  33 #define PW_MAC0_OFFSET          0x0
  34 #define PW_MAC1_OFFSET          0x6
  35 #define PW_WMAC_CALDATA_OFFSET  0x1000
  36
  37 /* CPE505N GPIO LEDs */
  38 #define CPE505N_GPIO_LED_DIAG   12
  39 #define CPE505N_GPIO_LED_LAN    11
  40 #define CPE505N_GPIO_LED_STATUS 14
  41 #define CPE505N_GPIO_LED_WAN    4
  42 #define CPE505N_GPIO_LED_WLAN   15
  43
  44 static struct gpio_led cpe505n_leds_gpio[] __initdata = {
  45         {
  46                 .name           = "cpe505n:red:diag",
  47                 .gpio           = CPE505N_GPIO_LED_DIAG,
  48                 .active_low     = 1,
  49         }, {
  50                 .name           = "cpe505n:green:lan",
  51                 .gpio           = CPE505N_GPIO_LED_LAN,
  52                 .active_low     = 1,
  53         }, {
  54                 .name           = "cpe505n:green:status",
  55                 .gpio           = CPE505N_GPIO_LED_STATUS,
  56                 .active_low     = 1,
  57         }, {
  58                 .name           = "cpe505n:green:wan",
  59                 .gpio           = CPE505N_GPIO_LED_WAN,
  60                 .active_low     = 1,
  61         }, {
  62                 .name           = "cpe505n:blue:wlan",
  63                 .gpio           = CPE505N_GPIO_LED_WLAN,
  64                 .active_low     = 1,
  65         },
  66 };
  67
  68 static void __init cpe505n_gpio_setup(void)
  69 {
  70         /* For LED on GPIO4 */
  71         ath79_gpio_function_disable(AR934X_GPIO_FUNC_CLK_OBS4_EN);
  72         ath79_gpio_output_select(CPE505N_GPIO_LED_WAN, 0);
  73
  74         ath79_gpio_direction_select(CPE505N_GPIO_LED_DIAG, true);
  75         ath79_gpio_direction_select(CPE505N_GPIO_LED_LAN, true);
  76         ath79_gpio_direction_select(CPE505N_GPIO_LED_STATUS, true);
  77         ath79_gpio_direction_select(CPE505N_GPIO_LED_WAN, true);
  78         ath79_gpio_direction_select(CPE505N_GPIO_LED_WLAN, true);
  79
  80         /* Mute LEDs */
  81         gpio_set_value(CPE505N_GPIO_LED_DIAG, 1);
  82         gpio_set_value(CPE505N_GPIO_LED_LAN, 1);
  83         gpio_set_value(CPE505N_GPIO_LED_STATUS, 1);
  84         gpio_set_value(CPE505N_GPIO_LED_WAN, 1);
  85         gpio_set_value(CPE505N_GPIO_LED_WLAN, 1);
  86
  87         ath79_register_leds_gpio(-1, ARRAY_SIZE(cpe505n_leds_gpio),
  88                                  cpe505n_leds_gpio);
  89 }
  90
  91 /* R602N GPIO LEDs */
  92 #define R602N_GPIO_LED_LAN1     16
  93 #define R602N_GPIO_LED_LAN2     15
  94 #define R602N_GPIO_LED_LAN3     14
  95 #define R602N_GPIO_LED_LAN4     11
  96 #define R602N_GPIO_LED_WAN      4
  97 #define R602N_GPIO_LED_WLAN     12
  98
  99 static struct gpio_led r602n_leds_gpio[] __initdata = {
 100         {
 101                 .name           = "r602n:green:lan1",
 102                 .gpio           = R602N_GPIO_LED_LAN1,
 103                 .active_low     = 1,
 104         }, {
 105                 .name           = "r602n:green:lan2",
 106                 .gpio           = R602N_GPIO_LED_LAN2,
 107                 .active_low     = 1,
 108         }, {
 109                 .name           = "r602n:green:lan3",
 110                 .gpio           = R602N_GPIO_LED_LAN3,
 111                 .active_low     = 1,
 112         }, {
 113                 .name           = "r602n:green:lan4",
 114                 .gpio           = R602N_GPIO_LED_LAN4,
 115                 .active_low     = 1,
 116         }, {
 117                 .name           = "r602n:green:wan",
 118                 .gpio           = R602N_GPIO_LED_WAN,
 119                 .active_low     = 1,
 120         }, {
 121                 .name           = "r602n:green:wlan",
 122                 .gpio           = R602N_GPIO_LED_WLAN,
 123                 .active_low     = 1,
 124         },
 125 };
 126
 127 static void __init r602n_gpio_setup(void)
 128 {
 129         /* For LED on GPIO4 */
 130         ath79_gpio_function_disable(AR934X_GPIO_FUNC_CLK_OBS4_EN);
 131         ath79_gpio_output_select(R602N_GPIO_LED_WAN, 0);
 132
 133         ath79_gpio_direction_select(R602N_GPIO_LED_LAN1, true);
 134         ath79_gpio_direction_select(R602N_GPIO_LED_LAN2, true);
 135         ath79_gpio_direction_select(R602N_GPIO_LED_LAN3, true);
 136         ath79_gpio_direction_select(R602N_GPIO_LED_LAN4, true);
 137         ath79_gpio_direction_select(R602N_GPIO_LED_WAN, true);
 138         ath79_gpio_direction_select(R602N_GPIO_LED_WLAN, true);
 139
 140         /* Mute LEDs */
 141         gpio_set_value(R602N_GPIO_LED_LAN1, 1);
 142         gpio_set_value(R602N_GPIO_LED_LAN2, 1);
 143         gpio_set_value(R602N_GPIO_LED_LAN3, 1);
 144         gpio_set_value(R602N_GPIO_LED_LAN4, 1);
 145         gpio_set_value(R602N_GPIO_LED_WAN, 1);
 146         gpio_set_value(R602N_GPIO_LED_WLAN, 1);
 147
 148         ath79_register_leds_gpio(-1, ARRAY_SIZE(r602n_leds_gpio),
 149                                  r602n_leds_gpio);
 150 }
 151
 152 static struct gpio_keys_button pw_gpio_keys[] __initdata = {
 153         {
 154                 .desc           = "reset",
 155                 .type           = EV_KEY,
 156                 .code           = KEY_RESTART,
 157                 .debounce_interval = PW_KEYS_DEBOUNCE_INTERVAL,
 158                 .gpio           = PW_GPIO_BTN_RESET,
 159                 .active_low     = 1,
 160         },
 161 };
 162
 163 static void __init r602n_cpe505n_setup(void)
 164 {
 165         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 166
 167         ath79_register_m25p80(NULL);
 168
 169         ath79_setup_ar933x_phy4_switch(false, false);
 170
 171         ath79_register_mdio(0, 0x0);
 172
 173         /* LAN */
 174         ath79_eth1_data.duplex = DUPLEX_FULL;
 175         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 176         ath79_switch_data.phy_poll_mask |= BIT(4);
 177         ath79_init_mac(ath79_eth1_data.mac_addr, art + PW_MAC1_OFFSET, 0);
 178         ath79_register_eth(1);
 179
 180         /* WAN */
 181         ath79_switch_data.phy4_mii_en = 1;
 182         ath79_eth0_data.duplex = DUPLEX_FULL;
 183         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 184         ath79_eth0_data.phy_mask = BIT(4);
 185         ath79_eth0_data.speed = SPEED_100;
 186         ath79_init_mac(ath79_eth0_data.mac_addr, art + PW_MAC0_OFFSET, 0);
 187         ath79_register_eth(0);
 188
 189         ath79_register_wmac(art + PW_WMAC_CALDATA_OFFSET, NULL);
 190
 191         ath79_register_gpio_keys_polled(-1, PW_KEYS_POLL_INTERVAL,
 192                                         ARRAY_SIZE(pw_gpio_keys),
 193                                         pw_gpio_keys);
 194 }
 195
 196 static void __init cpe505n_setup(void)
 197 {
 198         r602n_cpe505n_setup();
 199
 200         cpe505n_gpio_setup();
 201 }
 202
 203 static void __init r602n_setup(void)
 204 {
 205         r602n_cpe505n_setup();
 206
 207         r602n_gpio_setup();
 208
 209         ath79_register_usb();
 210 }
 211
 212 MIPS_MACHINE(ATH79_MACH_CPE505N, "CPE505N", "P&W CPE505N", cpe505n_setup);
 213 MIPS_MACHINE(ATH79_MACH_R602N, "R602N", "P&W R602N", r602n_setup);