board/LaCie/wireless_space/wireless_space.c

   1 /*
   2  * Copyright (C) 2011 Simon Guinot <sguinot@lacie.com>
   3  *
   4  * Based on Kirkwood support:
   5  * (C) Copyright 2009
   6  * Marvell Semiconductor <www.marvell.com>
   7  * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
   8  *
   9  * SPDX-License-Identifier:     GPL-2.0+
  10  */
  11
  12 #include <common.h>
  13 #include <command.h>
  14 #include <asm/arch/cpu.h>
  15 #include <asm/arch/kirkwood.h>
  16 #include <asm/arch/mpp.h>
  17 #include <asm/arch/gpio.h>
  18
  19 #include "../common/common.h"
  20 #include "netdev.h"
  21
  22 DECLARE_GLOBAL_DATA_PTR;
  23
  24 /* GPIO configuration: start FAN at low speed, USB and HDD */
  25
  26 #define WIRELESS_SPACE_OE_LOW           0xFF006808
  27 #define WIRELESS_SPACE_OE_HIGH          0x0000F989
  28 #define WIRELESS_SPACE_OE_VAL_LOW       0x00010080
  29 #define WIRELESS_SPACE_OE_VAL_HIGH      0x00000240
  30
  31 #define WIRELESS_SPACE_REAR_BUTTON      13
  32 #define WIRELESS_SPACE_FRONT_BUTTON     43
  33
  34 const u32 kwmpp_config[] = {
  35         MPP0_NF_IO2,
  36         MPP1_NF_IO3,
  37         MPP2_NF_IO4,
  38         MPP3_NF_IO5,
  39         MPP4_NF_IO6,
  40         MPP5_NF_IO7,
  41         MPP6_SYSRST_OUTn,
  42         MPP7_GPO,               /* Fan speed (bit 1) */
  43         MPP8_TW_SDA,
  44         MPP9_TW_SCK,
  45         MPP10_UART0_TXD,
  46         MPP11_UART0_RXD,
  47         MPP13_GPIO,             /* Red led */
  48         MPP14_GPIO,             /* USB fuse */
  49         MPP15_SATA0_ACTn,
  50         MPP16_GPIO,             /* SATA 0 power */
  51         MPP17_GPIO,             /* SATA 1 power */
  52         MPP18_NF_IO0,
  53         MPP19_NF_IO1,
  54         MPP20_GE1_0,            /* Gigabit Ethernet 1 */
  55         MPP21_GE1_1,
  56         MPP22_GE1_2,
  57         MPP23_GE1_3,
  58         MPP24_GE1_4,
  59         MPP25_GE1_5,
  60         MPP26_GE1_6,
  61         MPP27_GE1_7,
  62         MPP28_GE1_8,
  63         MPP29_GE1_9,
  64         MPP30_GE1_10,
  65         MPP31_GE1_11,
  66         MPP32_GE1_12,
  67         MPP33_GE1_13,
  68         MPP34_GE1_14,
  69         MPP35_GE1_15,
  70         MPP36_GPIO,             /* Fan speed (bit 2) */
  71         MPP37_GPIO,             /* Fan speed (bit 0) */
  72         MPP38_GPIO,             /* Fan power */
  73         MPP39_GPIO,             /* Fan rotation fail */
  74         MPP40_GPIO,             /* Ethernet switch link */
  75         MPP41_GPIO,             /* USB enable host vbus */
  76         MPP42_GPIO,             /* LED clock control */
  77         MPP43_GPIO,             /* WPS button (0=Pushed, 1=Released) */
  78         MPP44_GPIO,             /* Red LED on/off */
  79         MPP45_GPIO,             /* Red LED timer blink (on=off=100ms) */
  80         MPP46_GPIO,             /* Green LED on/off */
  81         MPP47_GPIO,             /* LED (blue, green) SATA activity blink */
  82         MPP48_GPIO,             /* Blue LED on/off */
  83         0
  84 };
  85
  86 struct mv88e61xx_config swcfg = {
  87         .name = "egiga0",
  88         .vlancfg = MV88E61XX_VLANCFG_ROUTER,
  89         .rgmii_delay = MV88E61XX_RGMII_DELAY_EN,
  90         .led_init = MV88E61XX_LED_INIT_EN,
  91         .mdip = MV88E61XX_MDIP_NOCHANGE,
  92         .portstate = MV88E61XX_PORTSTT_FORWARDING,
  93         .cpuport = 0x20,
  94         .ports_enabled = 0x3F,
  95 };
  96
  97 int board_early_init_f(void)
  98 {
  99         /* Gpio configuration */
 100         kw_config_gpio(WIRELESS_SPACE_OE_VAL_LOW, WIRELESS_SPACE_OE_VAL_HIGH,
 101                         WIRELESS_SPACE_OE_LOW, WIRELESS_SPACE_OE_HIGH);
 102
 103         /* Multi-Purpose Pins Functionality configuration */
 104         kirkwood_mpp_conf(kwmpp_config, NULL);
 105
 106         return 0;
 107 }
 108
 109 int board_init(void)
 110 {
 111         /* Machine number */
 112         gd->bd->bi_arch_number = CONFIG_MACH_TYPE;
 113
 114         /* Boot parameters address */
 115         gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
 116
 117         return 0;
 118 }
 119
 120 #if defined(CONFIG_MISC_INIT_R)
 121 int misc_init_r(void)
 122 {
 123 #if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR)
 124         if (!getenv("ethaddr")) {
 125                 uchar mac[6];
 126                 if (lacie_read_mac_address(mac) == 0)
 127                         eth_setenv_enetaddr("ethaddr", mac);
 128         }
 129 #endif
 130         return 0;
 131 }
 132 #endif
 133
 134 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
 135 /* Configure and initialize PHY */
 136 void reset_phy(void)
 137 {
 138         /* configure switch on egiga0 */
 139         mv88e61xx_switch_initialize(&swcfg);
 140 }
 141 #endif
 142
 143 #if defined(CONFIG_KIRKWOOD_GPIO) && defined(CONFIG_WIRELESS_SPACE_CMD)
 144 /* Return GPIO button status */
 145 static int
 146 do_ws(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 147 {
 148         if (strcmp(argv[1], "button") == 0) {
 149                 if (strcmp(argv[2], "rear") == 0)
 150                         /* invert GPIO result for intuitive while/until use */
 151                         return !kw_gpio_get_value(WIRELESS_SPACE_REAR_BUTTON);
 152                 else if (strcmp(argv[2], "front") == 0)
 153                         return kw_gpio_get_value(WIRELESS_SPACE_FRONT_BUTTON);
 154                 else
 155                         return -1;
 156         } else {
 157                 return -1;
 158         }
 159 }
 160
 161 U_BOOT_CMD(ws, 3, 0, do_ws,
 162            "Return GPIO button status 0=off 1=on",
 163            "- ws button rear|front: test buttons' states\n"
 164 );
 165 #endif