target/linux/ar71xx/files/arch/mips/ar71xx/mach-all0258n.c

   1 /*
   2  *  Allnet ALL0258N support
   3  *
   4  *  Copyright (C) 2011 Daniel Golle <dgolle@allnet.de>
   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/mtd/mtd.h>
  12 #include <linux/mtd/partitions.h>
  13 #include <linux/platform_device.h>
  14 #include <asm/mach-ar71xx/ar71xx.h>
  15
  16 #include "machtype.h"
  17 #include "devices.h"
  18 #include "dev-m25p80.h"
  19 #include "dev-ap91-pci.h"
  20 #include "dev-gpio-buttons.h"
  21 #include "dev-leds-gpio.h"
  22
  23 /* found via /sys/gpio/... try and error */
  24 #define ALL0258N_GPIO_BTN_RESET         1
  25 #define ALL0258N_GPIO_LED_RSSIHIGH      13
  26 #define ALL0258N_GPIO_LED_RSSIMEDIUM    15
  27 #define ALL0258N_GPIO_LED_RSSILOW       14
  28
  29 /* defaults taken from others machs */
  30 #define ALL0258N_KEYS_POLL_INTERVAL     20      /* msecs */
  31 #define ALL0258N_KEYS_DEBOUNCE_INTERVAL (3 * ALL0258N_KEYS_POLL_INTERVAL)
  32
  33 /* showed up in the original firmware's bootlog */
  34 #define ALL0258N_LAN_PHYMASK BIT(4)
  35 #define ALL0258N_SEC_PHYMASK BIT(3)
  36
  37 /*
  38  * from U-Boot bootargs of original firmware:
  39  * mtdparts=ar7240-nor0:256k(u-boot),64k(u-boot-env),320k(custom),1024k(kernel),4928k(rootfs),1536k(failsafe),64k(ART)
  40  * we use a more OpenWrt-friendly layout now:
  41  * mtdparts=ar7240-nor0:256k(u-boot),64k(u-boot-env),896k(kernel),5376k(rootfs),1536k(failsafe),64k(ART)
  42  */
  43 #ifdef CONFIG_MTD_PARTITIONS
  44 static struct mtd_partition all0258n_partitions[] = {
  45         {
  46                 .name           = "u-boot",
  47                 .offset         = 0,
  48                 .size           = 0x040000,
  49                 .mask_flags     = MTD_WRITEABLE,
  50         }, {
  51                 .name           = "u-boot-env",
  52                 .offset         = 0x040000,
  53                 .size           = 0x010000,
  54         }, {
  55                 .name           = "kernel",
  56                 .offset         = 0x050000,
  57                 .size           = 0x0E0000,
  58         }, {
  59                 .name           = "rootfs",
  60                 .offset         = 0x130000,
  61                 .size           = 0x540000,
  62         }, {
  63                 .name           = "failsafe",
  64                 .offset         = 0x670000,
  65                 .size           = 0x180000,
  66         }, {
  67                 .name           = "firmware",
  68                 .offset         = 0x050000,
  69                 .size           = 0x620000,
  70         }, {
  71                 .name           = "art",
  72                 .offset         = 0x7F0000,
  73                 .size           = 0x010000,
  74                 .mask_flags     = MTD_WRITEABLE,
  75         }
  76 };
  77 #endif /* CONFIG_MTD_PARTITIONS */
  78
  79 static struct flash_platform_data all0258n_flash_data = {
  80 #ifdef CONFIG_MTD_PARTITIONS
  81         .parts          = all0258n_partitions,
  82         .nr_parts       = ARRAY_SIZE(all0258n_partitions),
  83 #endif
  84 };
  85
  86 static struct gpio_led all0258n_leds_gpio[] __initdata = {
  87         {
  88                 .name           = "all0258n:green:rssihigh",
  89                 .gpio           = ALL0258N_GPIO_LED_RSSIHIGH,
  90                 .active_low     = 1,
  91         }, {
  92                 .name           = "all0258n:yellow:rssimedium",
  93                 .gpio           = ALL0258N_GPIO_LED_RSSIMEDIUM,
  94                 .active_low     = 1,
  95         }, {
  96                 .name           = "all0258n:red:rssilow",
  97                 .gpio           = ALL0258N_GPIO_LED_RSSILOW,
  98                 .active_low     = 1,
  99         }
 100 };
 101
 102 static struct gpio_keys_button all0258n_gpio_keys[] __initdata = {
 103         {
 104                 .desc           = "reset",
 105                 .type           = EV_KEY,
 106                 .code           = KEY_RESTART,
 107                 .debounce_interval = ALL0258N_KEYS_DEBOUNCE_INTERVAL,
 108                 .gpio           = ALL0258N_GPIO_BTN_RESET,
 109                 .active_low     = 1,
 110         }
 111 };
 112
 113 static void __init all0258n_setup(void)
 114 {
 115         u8 *mac = (u8 *) KSEG1ADDR(0x1f7f0000);
 116         u8 *ee =  (u8 *) KSEG1ADDR(0x1f7f1000);
 117
 118         ar71xx_add_device_m25p80(&all0258n_flash_data);
 119
 120         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(all0258n_leds_gpio),
 121                                         all0258n_leds_gpio);
 122
 123         ar71xx_register_gpio_keys_polled(-1, ALL0258N_KEYS_POLL_INTERVAL,
 124                                          ARRAY_SIZE(all0258n_gpio_keys),
 125                                          all0258n_gpio_keys);
 126
 127         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
 128         ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 0);
 129
 130         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 131         ar71xx_eth0_data.phy_mask = ALL0258N_LAN_PHYMASK;
 132
 133         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 134         ar71xx_eth1_data.phy_mask = ALL0258N_SEC_PHYMASK;
 135         ar71xx_eth1_data.has_ar7240_switch = 1;
 136
 137         ar71xx_add_device_mdio(0, 0x0);
 138
 139         ar71xx_add_device_eth(0);
 140         ar71xx_add_device_eth(1);
 141
 142         ap91_pci_init(ee, mac);
 143 }
 144
 145 MIPS_MACHINE(AR71XX_MACH_ALL0258N, "ALL0258N", "Allnet ALL0258N",
 146              all0258n_setup);