target/linux/ar71xx/files-3.2/arch/mips/ath79/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
  14 #include <asm/mach-ath79/ath79.h>
  15
  16 #include "dev-eth.h"
  17 #include "dev-ap9x-pci.h"
  18 #include "dev-gpio-buttons.h"
  19 #include "dev-leds-gpio.h"
  20 #include "dev-m25p80.h"
  21 #include "machtypes.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_SEC_PHYMASK BIT(3)
  35
  36 /*
  37  * from U-Boot bootargs of original firmware:
  38  * mtdparts=ar7240-nor0:256k(u-boot),64k(u-boot-env),320k(custom),1024k(kernel),4928k(rootfs),1536k(failsafe),64k(ART)
  39  * we use a more OpenWrt-friendly layout now:
  40  * mtdparts=ar7240-nor0:256k(u-boot),64k(u-boot-env),896k(kernel),5376k(rootfs),1536k(failsafe),64k(ART)
  41  */
  42 static struct mtd_partition all0258n_partitions[] = {
  43         {
  44                 .name           = "u-boot",
  45                 .offset         = 0,
  46                 .size           = 0x040000,
  47                 .mask_flags     = MTD_WRITEABLE,
  48         }, {
  49                 .name           = "u-boot-env",
  50                 .offset         = 0x040000,
  51                 .size           = 0x010000,
  52         }, {
  53                 .name           = "kernel",
  54                 .offset         = 0x050000,
  55                 .size           = 0x0E0000,
  56         }, {
  57                 .name           = "rootfs",
  58                 .offset         = 0x130000,
  59                 .size           = 0x540000,
  60         }, {
  61                 .name           = "failsafe",
  62                 .offset         = 0x670000,
  63                 .size           = 0x180000,
  64         }, {
  65                 .name           = "firmware",
  66                 .offset         = 0x050000,
  67                 .size           = 0x620000,
  68         }, {
  69                 .name           = "art",
  70                 .offset         = 0x7F0000,
  71                 .size           = 0x010000,
  72                 .mask_flags     = MTD_WRITEABLE,
  73         }
  74 };
  75
  76 static struct flash_platform_data all0258n_flash_data = {
  77         .parts          = all0258n_partitions,
  78         .nr_parts       = ARRAY_SIZE(all0258n_partitions),
  79 };
  80
  81 static struct gpio_led all0258n_leds_gpio[] __initdata = {
  82         {
  83                 .name           = "all0258n:green:rssihigh",
  84                 .gpio           = ALL0258N_GPIO_LED_RSSIHIGH,
  85                 .active_low     = 1,
  86         }, {
  87                 .name           = "all0258n:yellow:rssimedium",
  88                 .gpio           = ALL0258N_GPIO_LED_RSSIMEDIUM,
  89                 .active_low     = 1,
  90         }, {
  91                 .name           = "all0258n:red:rssilow",
  92                 .gpio           = ALL0258N_GPIO_LED_RSSILOW,
  93                 .active_low     = 1,
  94         }
  95 };
  96
  97 static struct gpio_keys_button all0258n_gpio_keys[] __initdata = {
  98         {
  99                 .desc           = "reset",
 100                 .type           = EV_KEY,
 101                 .code           = KEY_RESTART,
 102                 .debounce_interval = ALL0258N_KEYS_DEBOUNCE_INTERVAL,
 103                 .gpio           = ALL0258N_GPIO_BTN_RESET,
 104                 .active_low     = 1,
 105         }
 106 };
 107
 108 static void __init all0258n_setup(void)
 109 {
 110         u8 *mac = (u8 *) KSEG1ADDR(0x1f7f0000);
 111         u8 *ee =  (u8 *) KSEG1ADDR(0x1f7f1000);
 112
 113         ath79_register_m25p80(&all0258n_flash_data);
 114
 115         ath79_register_leds_gpio(-1, ARRAY_SIZE(all0258n_leds_gpio),
 116                                  all0258n_leds_gpio);
 117
 118         ath79_register_gpio_keys_polled(-1, ALL0258N_KEYS_POLL_INTERVAL,
 119                                         ARRAY_SIZE(all0258n_gpio_keys),
 120                                         all0258n_gpio_keys);
 121
 122         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 123         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
 124
 125         ath79_eth1_data.phy_mask = ALL0258N_SEC_PHYMASK;
 126
 127         ath79_register_mdio(0, 0x0);
 128
 129         ath79_register_eth(0);
 130         ath79_register_eth(1);
 131
 132         ap91_pci_init(ee, mac);
 133 }
 134
 135 MIPS_MACHINE(ATH79_MACH_ALL0258N, "ALL0258N", "Allnet ALL0258N",
 136              all0258n_setup);