board/ti/omap5_uevm/evm.c

   1 /*
   2  * (C) Copyright 2010
   3  * Texas Instruments Incorporated, <www.ti.com>
   4  * Aneesh V       <aneesh@ti.com>
   5  * Steve Sakoman  <steve@sakoman.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9 #include <common.h>
  10 #include <palmas.h>
  11 #include <asm/arch/sys_proto.h>
  12 #include <asm/arch/mmc_host_def.h>
  13 #include <tca642x.h>
  14
  15 #include "mux_data.h"
  16
  17 DECLARE_GLOBAL_DATA_PTR;
  18
  19 const struct omap_sysinfo sysinfo = {
  20         "Board: OMAP5432 uEVM\n"
  21 };
  22
  23 /**
  24  * @brief tca642x_init - uEVM default values for the GPIO expander
  25  * input reg, output reg, polarity reg, configuration reg
  26  */
  27 struct tca642x_bank_info tca642x_init[] = {
  28         { .input_reg = 0x00,
  29           .output_reg = 0x04,
  30           .polarity_reg = 0x00,
  31           .configuration_reg = 0x80 },
  32         { .input_reg = 0x00,
  33           .output_reg = 0x00,
  34           .polarity_reg = 0x00,
  35           .configuration_reg = 0xff },
  36         { .input_reg = 0x00,
  37           .output_reg = 0x00,
  38           .polarity_reg = 0x00,
  39           .configuration_reg = 0x40 },
  40 };
  41
  42 /**
  43  * @brief board_init
  44  *
  45  * @return 0
  46  */
  47 int board_init(void)
  48 {
  49         gpmc_init();
  50         gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM;
  51         gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
  52
  53         tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init);
  54
  55         return 0;
  56 }
  57
  58 int board_eth_init(bd_t *bis)
  59 {
  60         return 0;
  61 }
  62
  63 /**
  64  * @brief misc_init_r - Configure EVM board specific configurations
  65  * such as power configurations, ethernet initialization as phase2 of
  66  * boot sequence
  67  *
  68  * @return 0
  69  */
  70 int misc_init_r(void)
  71 {
  72 #ifdef CONFIG_PALMAS_POWER
  73         palmas_init_settings();
  74 #endif
  75         return 0;
  76 }
  77
  78 void set_muxconf_regs_essential(void)
  79 {
  80         do_set_mux((*ctrl)->control_padconf_core_base,
  81                    core_padconf_array_essential,
  82                    sizeof(core_padconf_array_essential) /
  83                    sizeof(struct pad_conf_entry));
  84
  85         do_set_mux((*ctrl)->control_padconf_wkup_base,
  86                    wkup_padconf_array_essential,
  87                    sizeof(wkup_padconf_array_essential) /
  88                    sizeof(struct pad_conf_entry));
  89 }
  90
  91 void set_muxconf_regs_non_essential(void)
  92 {
  93         do_set_mux((*ctrl)->control_padconf_core_base,
  94                    core_padconf_array_non_essential,
  95                    sizeof(core_padconf_array_non_essential) /
  96                    sizeof(struct pad_conf_entry));
  97
  98         do_set_mux((*ctrl)->control_padconf_wkup_base,
  99                    wkup_padconf_array_non_essential,
 100                    sizeof(wkup_padconf_array_non_essential) /
 101                    sizeof(struct pad_conf_entry));
 102 }
 103
 104 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
 105 int board_mmc_init(bd_t *bis)
 106 {
 107         omap_mmc_init(0, 0, 0, -1, -1);
 108         omap_mmc_init(1, 0, 0, -1, -1);
 109         return 0;
 110 }
 111 #endif