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// SPDX-License-Identifier: GPL-2.0+
/*
* Freescale MX28EVK board
*
* (C) Copyright 2011 Freescale Semiconductor, Inc.
*
* Author: Fabio Estevam <fabio.estevam@freescale.com>
*
* Based on m28evk.c:
* Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
* on behalf of DENX Software Engineering GmbH
*/
#include <init.h>
#include <net.h>
#include <asm/global_data.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux-mx28.h>
#include <asm/arch/clock.h>
#include <asm/arch/sys_proto.h>
#include <linux/delay.h>
#include <linux/mii.h>
#include <miiphy.h>
#include <netdev.h>
#include <errno.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Functions
*/
int board_early_init_f(void)
{
/* IO0 clock at 480MHz */
mxs_set_ioclk(MXC_IOCLK0, 480000);
/* IO1 clock at 480MHz */
mxs_set_ioclk(MXC_IOCLK1, 480000);
/* SSP0 clock at 96MHz */
mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
/* SSP2 clock at 160MHz */
mxs_set_sspclk(MXC_SSPCLK2, 160000, 0);
#ifdef CONFIG_CMD_USB
mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
mxs_iomux_setup_pad(MX28_PAD_AUART2_RX__GPIO_3_8 |
MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL);
gpio_direction_output(MX28_PAD_AUART2_RX__GPIO_3_8, 1);
#endif
/* Power on LCD */
gpio_direction_output(MX28_PAD_LCD_RESET__GPIO_3_30, 1);
/* Set contrast to maximum */
gpio_direction_output(MX28_PAD_PWM2__GPIO_3_18, 1);
return 0;
}
int dram_init(void)
{
return mxs_dram_init();
}
int board_init(void)
{
/* Adress of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
return 0;
}
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