target/linux/ar71xx/files/arch/mips/ath79/mach-dlan-pro-500-wp.c

   1 /*
   2  * devolo dLAN pro 500 Wireless+ support
   3  *
   4  * Copyright (c) 2013-2015 devolo AG
   5  * Copyright (c) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
   6  *
   7  * Permission to use, copy, modify, and/or distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  *
  19  */
  20
  21 #include <linux/pci.h>
  22 #include <linux/phy.h>
  23 #include <linux/platform_device.h>
  24 #include <linux/ath9k_platform.h>
  25 #include <linux/ar8216_platform.h>
  26 #include <linux/gpio.h>
  27
  28 #include <asm/mach-ath79/ar71xx_regs.h>
  29
  30 #include "common.h"
  31 #include "dev-ap9x-pci.h"
  32 #include "dev-eth.h"
  33 #include "dev-gpio-buttons.h"
  34 #include "dev-leds-gpio.h"
  35 #include "dev-m25p80.h"
  36 #include "dev-spi.h"
  37 #include "dev-wmac.h"
  38 #include "machtypes.h"
  39
  40 #define DLAN_PRO_500_WP_GPIO_DLAN_POWER_ENABLE          13
  41 #define DLAN_PRO_500_WP_GPIO_DLAN_LED_ENABLE            17
  42 #define DLAN_PRO_500_WP_GPIO_LED_WLAN_5G                11
  43 #define DLAN_PRO_500_WP_GPIO_LED_WLAN_2G                12
  44 #define DLAN_PRO_500_WP_GPIO_LED_STATUS                 16
  45 #define DLAN_PRO_500_WP_GPIO_LED_ETH                    14
  46
  47 #define DLAN_PRO_500_WP_GPIO_BTN_WPS                    20
  48 #define DLAN_PRO_500_WP_GPIO_BTN_WLAN                   22
  49 #define DLAN_PRO_500_WP_GPIO_BTN_DLAN                   21
  50 #define DLAN_PRO_500_WP_GPIO_BTN_RESET                  4
  51
  52 #define DLAN_PRO_500_WP_KEYS_POLL_INTERVAL              20      /* msecs */
  53 #define DLAN_PRO_500_WP_KEYS_DEBOUNCE_INTERVAL          (3 * DLAN_PRO_500_WP_KEYS_POLL_INTERVAL)
  54
  55 #define DLAN_PRO_500_WP_ART_ADDRESS                     0x1fff0000
  56 #define DLAN_PRO_500_WP_CALDATA_OFFSET                  0x1000
  57 #define DLAN_PRO_500_WP_MAC_ADDRESS_OFFSET              0x1002
  58 #define DLAN_PRO_500_WP_PCIE_CALDATA_OFFSET             0x5000
  59
  60 static struct gpio_led dlan_pro_500_wp_leds_gpio[] __initdata = {
  61         {
  62                 .name           = "devolo:green:status",
  63                 .gpio           = DLAN_PRO_500_WP_GPIO_LED_STATUS,
  64                 .active_low     = 1,
  65         },
  66         {
  67                 .name           = "devolo:green:eth",
  68                 .gpio           = DLAN_PRO_500_WP_GPIO_LED_ETH,
  69                 .active_low     = 1,
  70         },
  71         {
  72                 .name           = "devolo:blue:wlan-5g",
  73                 .gpio           = DLAN_PRO_500_WP_GPIO_LED_WLAN_5G,
  74                 .active_low     = 1,
  75         },
  76         {
  77                 .name           = "devolo:green:wlan-2g",
  78                 .gpio           = DLAN_PRO_500_WP_GPIO_LED_WLAN_2G,
  79                 .active_low     = 1,
  80         }
  81 };
  82
  83 static struct gpio_keys_button dlan_pro_500_wp_gpio_keys[] __initdata = {
  84         {
  85                 .desc           = "dLAN button",
  86                 .type           = EV_KEY,
  87                 .code           = BTN_0,
  88                 .debounce_interval = DLAN_PRO_500_WP_KEYS_DEBOUNCE_INTERVAL,
  89                 .gpio           = DLAN_PRO_500_WP_GPIO_BTN_DLAN,
  90                 .active_low     = 0,
  91         },
  92         {
  93                 .desc           = "WPS button",
  94                 .type           = EV_KEY,
  95                 .code           = KEY_WPS_BUTTON,
  96                 .debounce_interval = DLAN_PRO_500_WP_KEYS_DEBOUNCE_INTERVAL,
  97                 .gpio           = DLAN_PRO_500_WP_GPIO_BTN_WPS,
  98                 .active_low     = 0,
  99         },
 100         {
 101                 .desc           = "WLAN button",
 102                 .type           = EV_KEY,
 103                 .code           = BTN_2,
 104                 .debounce_interval = DLAN_PRO_500_WP_KEYS_DEBOUNCE_INTERVAL,
 105                 .gpio           = DLAN_PRO_500_WP_GPIO_BTN_WLAN,
 106                 .active_low     = 1,
 107         },
 108         {
 109                 .desc           = "Reset button",
 110                 .type           = EV_KEY,
 111                 .code           = KEY_RESTART,
 112                 .debounce_interval = DLAN_PRO_500_WP_KEYS_DEBOUNCE_INTERVAL,
 113                 .gpio           = DLAN_PRO_500_WP_GPIO_BTN_RESET,
 114                 .active_low     = 1,
 115         }
 116 };
 117
 118 static struct ar8327_pad_cfg dlan_pro_500_wp_ar8327_pad0_cfg = {
 119         .mode = AR8327_PAD_PHY_RGMII,
 120         .txclk_delay_en = false,
 121         .rxclk_delay_en = false,
 122         .txclk_delay_sel = AR8327_CLK_DELAY_SEL0,
 123         .rxclk_delay_sel = AR8327_CLK_DELAY_SEL0,
 124 };
 125
 126 static struct ar8327_led_cfg dlan_pro_500_wp_ar8327_led_cfg = {
 127         .led_ctrl0 = 0x00000000,
 128         .led_ctrl1 = 0xc737c737,
 129         .led_ctrl2 = 0x00000000,
 130         .led_ctrl3 = 0x00c30c00,
 131         .open_drain = true,
 132 };
 133
 134 static struct ar8327_platform_data dlan_pro_500_wp_ar8327_data = {
 135         .pad0_cfg = &dlan_pro_500_wp_ar8327_pad0_cfg,
 136         .port0_cfg = {
 137                 .force_link = 1,
 138                 .speed = AR8327_PORT_SPEED_1000,
 139                 .duplex = 1,
 140                 .txpause = 0,
 141                 .rxpause = 0,
 142         },
 143         .led_cfg = &dlan_pro_500_wp_ar8327_led_cfg,
 144 };
 145
 146 static struct mdio_board_info dlan_pro_500_wp_mdio0_info[] = {
 147         {
 148                 .bus_id = "ag71xx-mdio.0",
 149                 .phy_addr = 0,
 150                 .platform_data = &dlan_pro_500_wp_ar8327_data,
 151         },
 152 };
 153
 154 static void __init dlan_pro_500_wp_setup(void)
 155 {
 156         u8 *art = (u8 *) KSEG1ADDR(DLAN_PRO_500_WP_ART_ADDRESS);
 157         u8 *cal = art + DLAN_PRO_500_WP_CALDATA_OFFSET;
 158         u8 *wifi_mac = art + DLAN_PRO_500_WP_MAC_ADDRESS_OFFSET;
 159
 160         ath79_register_m25p80(NULL);
 161
 162         ath79_register_leds_gpio(-1, ARRAY_SIZE(dlan_pro_500_wp_leds_gpio),
 163                                  dlan_pro_500_wp_leds_gpio);
 164
 165         ath79_register_gpio_keys_polled(-1, DLAN_PRO_500_WP_KEYS_POLL_INTERVAL,
 166                                         ARRAY_SIZE(dlan_pro_500_wp_gpio_keys),
 167                                         dlan_pro_500_wp_gpio_keys);
 168
 169         gpio_request_one(DLAN_PRO_500_WP_GPIO_DLAN_POWER_ENABLE,
 170                          GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
 171                          "PLC power");
 172         gpio_request_one(DLAN_PRO_500_WP_GPIO_DLAN_LED_ENABLE,
 173                          GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
 174                          "PLC LEDs");
 175
 176         ath79_register_wmac(cal, wifi_mac);
 177
 178         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
 179
 180         ath79_register_mdio(1, 0x0);
 181         ath79_register_mdio(0, 0x0);
 182
 183         mdiobus_register_board_info(dlan_pro_500_wp_mdio0_info,
 184                                     ARRAY_SIZE(dlan_pro_500_wp_mdio0_info));
 185
 186         /* GMAC0 is connected to a AR7400 PLC in PHY mode */
 187         ath79_init_mac(ath79_eth0_data.mac_addr, wifi_mac, 2);
 188         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 189         ath79_eth0_pll_data.pll_1000 = 0x0e000000;
 190         ath79_eth0_data.speed = SPEED_1000;
 191         ath79_eth0_data.duplex = DUPLEX_FULL;
 192         ath79_register_eth(0);
 193
 194         /* GMAC1 is connected to the internal switch */
 195         ath79_init_mac(ath79_eth1_data.mac_addr, wifi_mac, 1);
 196         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 197         ath79_eth1_data.speed = SPEED_1000;
 198         ath79_eth1_data.duplex = DUPLEX_FULL;
 199         ath79_register_eth(1);
 200 }
 201
 202 MIPS_MACHINE(ATH79_MACH_DLAN_PRO_500_WP, "dLAN-pro-500-wp", "devolo dLAN pro 500 Wireless+",
 203              dlan_pro_500_wp_setup);