board/iomega/iconnect/iconnect.c

   1 /*
   2  * Copyright (C) 2009-2012
   3  * Wojciech Dubowik <wojciech.dubowik@neratec.com>
   4  * Luka Perkov <luka@openwrt.org>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #include <common.h>
  10 #include <miiphy.h>
  11 #include <asm/arch/cpu.h>
  12 #include <asm/arch/kirkwood.h>
  13 #include <asm/arch/mpp.h>
  14 #include "iconnect.h"
  15
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 int board_early_init_f(void)
  19 {
  20         /*
  21          * default gpio configuration
  22          * There are maximum 64 gpios controlled through 2 sets of registers
  23          * the below configuration configures mainly initial LED status
  24          */
  25         kw_config_gpio(ICONNECT_OE_VAL_LOW,
  26                         ICONNECT_OE_VAL_HIGH,
  27                         ICONNECT_OE_LOW, ICONNECT_OE_HIGH);
  28
  29         /* Multi-Purpose Pins Functionality configuration */
  30         static const u32 kwmpp_config[] = {
  31                 MPP0_NF_IO2,
  32                 MPP1_NF_IO3,
  33                 MPP2_NF_IO4,
  34                 MPP3_NF_IO5,
  35                 MPP4_NF_IO6,
  36                 MPP5_NF_IO7,
  37                 MPP6_SYSRST_OUTn,       /* Reset signal */
  38                 MPP7_GPO,
  39                 MPP8_TW_SDA,            /* I2C */
  40                 MPP9_TW_SCK,            /* I2C */
  41                 MPP10_UART0_TXD,
  42                 MPP11_UART0_RXD,
  43                 MPP12_GPO,              /* Reset button */
  44                 MPP13_SD_CMD,
  45                 MPP14_SD_D0,
  46                 MPP15_SD_D1,
  47                 MPP16_SD_D2,
  48                 MPP17_SD_D3,
  49                 MPP18_NF_IO0,
  50                 MPP19_NF_IO1,
  51                 MPP20_GE1_0,
  52                 MPP21_GE1_1,
  53                 MPP22_GE1_2,
  54                 MPP23_GE1_3,
  55                 MPP24_GE1_4,
  56                 MPP25_GE1_5,
  57                 MPP26_GE1_6,
  58                 MPP27_GE1_7,
  59                 MPP28_GPIO,
  60                 MPP29_GPIO,
  61                 MPP30_GE1_10,
  62                 MPP31_GE1_11,
  63                 MPP32_GE1_12,
  64                 MPP33_GE1_13,
  65                 MPP34_GE1_14,
  66                 MPP35_GPIO,             /* OTB button */
  67                 MPP36_AUDIO_SPDIFI,
  68                 MPP37_AUDIO_SPDIFO,
  69                 MPP38_GPIO,
  70                 MPP39_TDM_SPI_CS0,
  71                 MPP40_TDM_SPI_SCK,
  72                 MPP41_GPIO,             /* LED brightness */
  73                 MPP42_GPIO,             /* LED power (blue) */
  74                 MPP43_GPIO,             /* LED power (red) */
  75                 MPP44_GPIO,             /* LED USB 1 */
  76                 MPP45_GPIO,             /* LED USB 2 */
  77                 MPP46_GPIO,             /* LED USB 3 */
  78                 MPP47_GPIO,             /* LED USB 4 */
  79                 MPP48_GPIO,             /* LED OTB */
  80                 MPP49_GPIO,
  81                 0
  82         };
  83         kirkwood_mpp_conf(kwmpp_config, NULL);
  84         return 0;
  85 }
  86
  87 int board_init(void)
  88 {
  89         /* adress of boot parameters */
  90         gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
  91
  92         return 0;
  93 }