target/linux/ar71xx/files/arch/mips/ath79/mach-wi2a-ac200i.c

   1 /*
   2  * Nokia WI2A-AC200i support
   3  *
   4  * Copyright (c) 2012 Qualcomm Atheros
   5  * Copyright (c) 2012-2013 Gabor Juhos <juhosg@openwrt.org>
   6  * Copyright (c) 2017 Felix Fietkau <nbd@nbd.name>
   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/mtd/mtd.h>
  24 #include <linux/mtd/partitions.h>
  25 #include <linux/platform/ar934x_nfc.h>
  26
  27 #include <asm/mach-ath79/ar71xx_regs.h>
  28 #include <asm/fw/fw.h>
  29
  30 #include "common.h"
  31 #include "pci.h"
  32 #include "dev-ap9x-pci.h"
  33 #include "dev-gpio-buttons.h"
  34 #include "dev-eth.h"
  35 #include "dev-leds-gpio.h"
  36 #include "dev-m25p80.h"
  37 #include "dev-nfc.h"
  38 #include "dev-usb.h"
  39 #include "dev-wmac.h"
  40 #include "machtypes.h"
  41
  42 #define AC200I_GPIO_BTN_RESET           17
  43
  44 #define AC200I_KEYS_POLL_INTERVAL       20      /* msecs */
  45 #define AC200I_KEYS_DEBOUNCE_INTERVAL   (3 * AC200I_KEYS_POLL_INTERVAL)
  46
  47 #define AC200I_MAC_ADDR                 0x1f040249
  48 #define AC200I_MAC1_OFFSET              6
  49 #define AC200I_WMAC_CALDATA_ADDR        0x1f061000
  50
  51 static struct gpio_led ac200i_leds_gpio[] __initdata = {
  52         {
  53                 .name           = "nokia:red:wlan-2g",
  54                 .gpio           = 0,
  55                 .active_low     = 1,
  56         },
  57         {
  58                 .name           = "nokia:green:power",
  59                 .gpio           = 1,
  60                 .active_low     = 1,
  61         },
  62         {
  63                 .name           = "nokia:green:wlan-2g",
  64                 .gpio           = 2,
  65                 .active_low     = 1,
  66         },
  67         {
  68                 .name           = "nokia:green:ctrl",
  69                 .gpio           = 3,
  70                 .active_low     = 1,
  71         },
  72         {
  73                 .name           = "nokia:green:eth",
  74                 .gpio           = 4,
  75                 .active_low     = 1,
  76         },
  77         {
  78                 .name           = "nokia:red:power",
  79                 .gpio           = 13,
  80                 .active_low     = 1,
  81         },
  82         {
  83                 .name           = "nokia:red:eth",
  84                 .gpio           = 14,
  85                 .active_low     = 1,
  86         },
  87         {
  88                 .name           = "nokia:red:wlan-5g",
  89                 .gpio           = 18,
  90                 .active_low     = 1,
  91         },
  92         {
  93                 .name           = "nokia:green:wlan-5g",
  94                 .gpio           = 19,
  95                 .active_low     = 1,
  96         },
  97         {
  98                 .name           = "nokia:red:ctrl",
  99                 .gpio           = 20,
 100                 .active_low     = 1,
 101         },
 102 };
 103
 104 static struct gpio_keys_button ac200i_gpio_keys[] __initdata = {
 105         {
 106                 .desc           = "Reset button",
 107                 .type           = EV_KEY,
 108                 .code           = KEY_RESTART,
 109                 .debounce_interval = AC200I_KEYS_DEBOUNCE_INTERVAL,
 110                 .gpio           = AC200I_GPIO_BTN_RESET,
 111                 .active_low     = 1,
 112         },
 113 };
 114
 115 static struct mtd_partition ac200i_nand_partitions[] = {
 116         {
 117                 .name   = "cfg",
 118                 .offset = 0x0100000,
 119                 .size   = 0x1800000,
 120                 .mask_flags = MTD_WRITEABLE,
 121         },
 122         {
 123                 .name   = "kernel",
 124                 .offset = 0x2000000,
 125                 .size   = 0x0400000,
 126         },
 127         {
 128                 .name   = "ubi",
 129                 .offset = 0x2400000,
 130                 .size   = 0x2000000,
 131         },
 132         {
 133                 .name   = "kernel",
 134                 .offset = 0x5000000,
 135                 .size   = 0x0400000,
 136         },
 137         {
 138                 .name   = "ubi",
 139                 .offset = 0x5400000,
 140                 .size   = 0x2000000,
 141         },
 142 };
 143
 144 static const char *boot_getenv(const char *key)
 145 {
 146         const char *start = (const char *) KSEG1ADDR(0x1f070000);
 147         const char *end = start + 0x20000;
 148         const char *addr;
 149
 150         for (addr = start + 4;
 151              *addr && *addr != 0xff && addr < end &&
 152              strnlen(addr, end - addr) < end - addr;
 153              addr += strnlen(addr, end - addr) + 1) {
 154                 const char *val;
 155
 156                 val = strchr(addr, '=');
 157                 if (!val)
 158                         continue;
 159
 160                 if (strncmp(addr, key, val - addr))
 161                         continue;
 162
 163                 return val + 1;
 164         }
 165         return NULL;
 166 }
 167
 168 static void __init ac200i_setup(void)
 169 {
 170         const char *img;
 171         u8 *wmac = (u8 *) KSEG1ADDR(AC200I_WMAC_CALDATA_ADDR);
 172         u8 *mac_addr = (u8 *) KSEG1ADDR(AC200I_MAC_ADDR);
 173
 174         ath79_register_m25p80(NULL);
 175
 176         ath79_register_leds_gpio(-1, ARRAY_SIZE(ac200i_leds_gpio),
 177                                  ac200i_leds_gpio);
 178         ath79_register_gpio_keys_polled(-1, AC200I_KEYS_POLL_INTERVAL,
 179                                         ARRAY_SIZE(ac200i_gpio_keys),
 180                                         ac200i_gpio_keys);
 181
 182         ath79_register_usb();
 183         ath79_nfc_set_parts(ac200i_nand_partitions,
 184                             ARRAY_SIZE(ac200i_nand_partitions));
 185         ath79_nfc_set_ecc_mode(AR934X_NFC_ECC_HW);
 186         ath79_register_nfc();
 187
 188         ath79_register_wmac(wmac, NULL);
 189
 190         ath79_register_mdio(0, 0x0);
 191         ath79_init_mac(ath79_eth0_data.mac_addr, mac_addr, 0);
 192
 193         /* GMAC0 is connected to the SGMII interface */
 194         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
 195         ath79_eth0_data.phy_mask = BIT(4);
 196         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 197         ath79_eth0_pll_data.pll_1000 = 0x03000101;
 198         ath79_eth0_pll_data.pll_100 = 0x80000101;
 199         ath79_eth0_pll_data.pll_10 = 0x80001313;
 200
 201         img = boot_getenv("dualPartition");
 202         if (img && !strcmp(img, "imgA")) {
 203                 ac200i_nand_partitions[3].name = "kernel_alt";
 204                 ac200i_nand_partitions[4].name = "ubi_alt";
 205         } else {
 206                 ac200i_nand_partitions[1].name = "kernel_alt";
 207                 ac200i_nand_partitions[2].name = "ubi_alt";
 208         }
 209
 210         ath79_register_eth(0);
 211
 212         ath79_register_pci();
 213 }
 214
 215 MIPS_MACHINE(ATH79_MACH_WI2A_AC200I, "WI2A-AC200i",
 216              "Nokia WI2A-AC200i",
 217              ac200i_setup);