target/linux/ar71xx/files/arch/mips/ath79/mach-ap152.c

   1
   2 /*
   3  * Qualcomm Atheros AP152 reference board support
   4  *
   5  * Copyright (c) 2015 Qualcomm Atheros
   6  * Copyright (c) 2012 Gabor Juhos <juhosg@openwrt.org>
   7  *
   8  * Permission to use, copy, modify, and/or distribute this software for any
   9  * purpose with or without fee is hereby granted, provided that the above
  10  * copyright notice and this permission notice appear in all copies.
  11  *
  12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  19  *
  20  */
  21
  22 #include <linux/platform_device.h>
  23 #include <linux/ath9k_platform.h>
  24 #include <linux/ar8216_platform.h>
  25 #include <asm/mach-ath79/ar71xx_regs.h>
  26
  27 #include "common.h"
  28 #include "dev-m25p80.h"
  29 #include "machtypes.h"
  30 #include "pci.h"
  31 #include "dev-eth.h"
  32 #include "dev-gpio-buttons.h"
  33 #include "dev-leds-gpio.h"
  34 #include "dev-spi.h"
  35 #include "dev-usb.h"
  36 #include "dev-wmac.h"
  37
  38 #define AP152_GPIO_LED_USB0             7
  39 #define AP152_GPIO_LED_USB1             8
  40
  41 #define AP152_GPIO_BTN_RESET            2
  42 #define AP152_GPIO_BTN_WPS              1
  43 #define AP152_KEYS_POLL_INTERVAL        20     /* msecs */
  44 #define AP152_KEYS_DEBOUNCE_INTERVAL    (3 * AP152_KEYS_POLL_INTERVAL)
  45
  46 #define AP152_MAC0_OFFSET               0
  47 #define AP152_WMAC_CALDATA_OFFSET       0x1000
  48
  49 static struct gpio_led ap152_leds_gpio[] __initdata = {
  50         {
  51                 .name           = "ap152:green:usb0",
  52                 .gpio           = AP152_GPIO_LED_USB0,
  53                 .active_low     = 1,
  54         },
  55         {
  56                 .name           = "ap152:green:usb1",
  57                 .gpio           = AP152_GPIO_LED_USB1,
  58                 .active_low     = 1,
  59         },
  60 };
  61
  62 static struct gpio_keys_button ap152_gpio_keys[] __initdata = {
  63         {
  64                 .desc           = "WPS button",
  65                 .type           = EV_KEY,
  66                 .code           = KEY_WPS_BUTTON,
  67                 .debounce_interval = AP152_KEYS_DEBOUNCE_INTERVAL,
  68                 .gpio           = AP152_GPIO_BTN_WPS,
  69                 .active_low     = 1,
  70         },
  71         {
  72                 .desc           = "Reset button",
  73                 .type           = EV_KEY,
  74                 .code           = KEY_RESTART,
  75                 .debounce_interval = AP152_KEYS_DEBOUNCE_INTERVAL,
  76                 .gpio           = AP152_GPIO_BTN_RESET,
  77                 .active_low     = 1,
  78         },
  79 };
  80
  81 static struct ar8327_pad_cfg ap152_ar8337_pad0_cfg = {
  82         .mode = AR8327_PAD_MAC_SGMII,
  83         .sgmii_delay_en = true,
  84 };
  85
  86 static struct ar8327_platform_data ap152_ar8337_data = {
  87         .pad0_cfg = &ap152_ar8337_pad0_cfg,
  88         .port0_cfg = {
  89                 .force_link = 1,
  90                 .speed = AR8327_PORT_SPEED_1000,
  91                 .duplex = 1,
  92                 .txpause = 1,
  93                 .rxpause = 1,
  94         },
  95 };
  96
  97 static struct mdio_board_info ap152_mdio0_info[] = {
  98         {
  99                 .bus_id = "ag71xx-mdio.0",
 100                 .phy_addr = 0,
 101                 .platform_data = &ap152_ar8337_data,
 102         },
 103 };
 104
 105 static void __init ap152_setup(void)
 106 {
 107         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 108
 109         ath79_register_m25p80(NULL);
 110
 111         ath79_register_leds_gpio(-1, ARRAY_SIZE(ap152_leds_gpio),
 112                                  ap152_leds_gpio);
 113         ath79_register_gpio_keys_polled(-1, AP152_KEYS_POLL_INTERVAL,
 114                                         ARRAY_SIZE(ap152_gpio_keys),
 115                                         ap152_gpio_keys);
 116
 117         ath79_register_usb();
 118
 119         platform_device_register(&ath79_mdio0_device);
 120
 121         mdiobus_register_board_info(ap152_mdio0_info,
 122                                     ARRAY_SIZE(ap152_mdio0_info));
 123
 124         ath79_register_wmac(art + AP152_WMAC_CALDATA_OFFSET, NULL);
 125         ath79_register_pci();
 126
 127         ath79_init_mac(ath79_eth0_data.mac_addr, art + AP152_MAC0_OFFSET, 0);
 128
 129         /* GMAC0 is connected to an AR8337 switch */
 130         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 131         ath79_eth0_data.speed = SPEED_1000;
 132         ath79_eth0_data.duplex = DUPLEX_FULL;
 133         ath79_eth0_data.phy_mask = BIT(0);
 134         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 135
 136         ath79_register_eth(0);
 137 }
 138
 139 MIPS_MACHINE(ATH79_MACH_AP152, "AP152", "Qualcomm Atheros AP152 reference board",
 140              ap152_setup);