u-boot/board/ti/omap5_uevm/evm.c

/*
 * (C) Copyright 2010
 * Texas Instruments Incorporated, <www.ti.com>
 * Aneesh V       <aneesh@ti.com>
 * Steve Sakoman  <steve@sakoman.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */
#include <common.h>
#include <palmas.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mmc_host_def.h>
#include <tca642x.h>

#include "mux_data.h"

DECLARE_GLOBAL_DATA_PTR;

const struct omap_sysinfo sysinfo = {
	"Board: OMAP5430 EVM\n"
};

/**
 * @brief tca642x_init - uEVM default values for the GPIO expander
 * input reg, output reg, polarity reg, configuration reg
 */
struct tca642x_bank_info tca642x_init[] = {
	{ .input_reg = 0x00,
	  .output_reg = 0x04,
	  .polarity_reg = 0x00,
	  .configuration_reg = 0x80 },
	{ .input_reg = 0x00,
	  .output_reg = 0x00,
	  .polarity_reg = 0x00,
	  .configuration_reg = 0xff },
	{ .input_reg = 0x00,
	  .output_reg = 0x00,
	  .polarity_reg = 0x00,
	  .configuration_reg = 0x40 },
};

/**
 * @brief board_init
 *
 * @return 0
 */
int board_init(void)
{
	gpmc_init();
	gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM;
	gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */

	tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init);

	return 0;
}

int board_eth_init(bd_t *bis)
{
	return 0;
}

/**
 * @brief misc_init_r - Configure EVM board specific configurations
 * such as power configurations, ethernet initialization as phase2 of
 * boot sequence
 *
 * @return 0
 */
int misc_init_r(void)
{
#ifdef CONFIG_PALMAS_POWER
	palmas_init_settings();
#endif
	return 0;
}

void set_muxconf_regs_essential(void)
{
	do_set_mux((*ctrl)->control_padconf_core_base,
		   core_padconf_array_essential,
		   sizeof(core_padconf_array_essential) /
		   sizeof(struct pad_conf_entry));

	do_set_mux((*ctrl)->control_padconf_wkup_base,
		   wkup_padconf_array_essential,
		   sizeof(wkup_padconf_array_essential) /
		   sizeof(struct pad_conf_entry));
}

void set_muxconf_regs_non_essential(void)
{
	do_set_mux((*ctrl)->control_padconf_core_base,
		   core_padconf_array_non_essential,
		   sizeof(core_padconf_array_non_essential) /
		   sizeof(struct pad_conf_entry));

	do_set_mux((*ctrl)->control_padconf_wkup_base,
		   wkup_padconf_array_non_essential,
		   sizeof(wkup_padconf_array_non_essential) /
		   sizeof(struct pad_conf_entry));
}

#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
int board_mmc_init(bd_t *bis)
{
	omap_mmc_init(0, 0, 0, -1, -1);
	omap_mmc_init(1, 0, 0, -1, -1);
	return 0;
}
#endif