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_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 #ifdef CONFIG_MTD_PARTITIONS
  43 static struct mtd_partition all0258n_partitions[] = {
  44         {
  45                 .name           = "u-boot",
  46                 .offset         = 0,
  47                 .size           = 0x040000,
  48                 .mask_flags     = MTD_WRITEABLE,
  49         }, {
  50                 .name           = "u-boot-env",
  51                 .offset         = 0x040000,
  52                 .size           = 0x010000,
  53         }, {
  54                 .name           = "kernel",
  55                 .offset         = 0x050000,
  56                 .size           = 0x0E0000,
  57         }, {
  58                 .name           = "rootfs",
  59                 .offset         = 0x130000,
  60                 .size           = 0x540000,
  61         }, {
  62                 .name           = "failsafe",
  63                 .offset         = 0x670000,
  64                 .size           = 0x180000,
  65         }, {
  66                 .name           = "firmware",
  67                 .offset         = 0x050000,
  68                 .size           = 0x620000,
  69         }, {
  70                 .name           = "art",
  71                 .offset         = 0x7F0000,
  72                 .size           = 0x010000,
  73                 .mask_flags     = MTD_WRITEABLE,
  74         }
  75 };
  76 #endif /* CONFIG_MTD_PARTITIONS */
  77
  78 static struct flash_platform_data all0258n_flash_data = {
  79 #ifdef CONFIG_MTD_PARTITIONS
  80         .parts          = all0258n_partitions,
  81         .nr_parts       = ARRAY_SIZE(all0258n_partitions),
  82 #endif
  83 };
  84
  85 static struct gpio_led all0258n_leds_gpio[] __initdata = {
  86         {
  87                 .name           = "all0258n:green:rssihigh",
  88                 .gpio           = ALL0258N_GPIO_LED_RSSIHIGH,
  89                 .active_low     = 1,
  90         }, {
  91                 .name           = "all0258n:yellow:rssimedium",
  92                 .gpio           = ALL0258N_GPIO_LED_RSSIMEDIUM,
  93                 .active_low     = 1,
  94         }, {
  95                 .name           = "all0258n:red:rssilow",
  96                 .gpio           = ALL0258N_GPIO_LED_RSSILOW,
  97                 .active_low     = 1,
  98         }
  99 };
 100
 101 static struct gpio_keys_button all0258n_gpio_keys[] __initdata = {
 102         {
 103                 .desc           = "reset",
 104                 .type           = EV_KEY,
 105                 .code           = KEY_RESTART,
 106                 .debounce_interval = ALL0258N_KEYS_DEBOUNCE_INTERVAL,
 107                 .gpio           = ALL0258N_GPIO_BTN_RESET,
 108                 .active_low     = 1,
 109         }
 110 };
 111
 112 static void __init all0258n_setup(void)
 113 {
 114         u8 *mac = (u8 *) KSEG1ADDR(0x1f7f0000);
 115         u8 *ee =  (u8 *) KSEG1ADDR(0x1f7f1000);
 116
 117         ar71xx_add_device_m25p80(&all0258n_flash_data);
 118
 119         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(all0258n_leds_gpio),
 120                                         all0258n_leds_gpio);
 121
 122         ar71xx_register_gpio_keys_polled(-1, ALL0258N_KEYS_POLL_INTERVAL,
 123                                          ARRAY_SIZE(all0258n_gpio_keys),
 124                                          all0258n_gpio_keys);
 125
 126         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
 127         ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 0);
 128
 129         ar71xx_eth1_data.phy_mask = ALL0258N_SEC_PHYMASK;
 130
 131         ar71xx_add_device_mdio(0, 0x0);
 132
 133         ar71xx_add_device_eth(0);
 134         ar71xx_add_device_eth(1);
 135
 136         ap91_pci_init(ee, mac);
 137 }
 138
 139 MIPS_MACHINE(AR71XX_MACH_ALL0258N, "ALL0258N", "Allnet ALL0258N",
 140              all0258n_setup);