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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2016 Savoir-faire Linux Inc.
*
* Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
*
* Based on work from TS7680 code by:
* Kris Bahnsen <kris@embeddedarm.com>
* Mark Featherston <mark@embeddedarm.com>
* https://github.com/embeddedarm/u-boot/tree/master/board/technologic/ts7680
*
* Derived from MX28EVK code by
* Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <init.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;
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 clocks at 96MHz */
mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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;
}
#ifdef CONFIG_CMD_MMC
static int ts4600_mmc_cd(int id)
{
return 1;
}
int board_mmc_init(struct bd_info *bis)
{
int ret;
mxs_iomux_setup_pad(MX28_PAD_PWM3__GPIO_3_28);
/* Power-on SD */
gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 1);
udelay(1000);
gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 0);
/* SD card */
ret = mxsmmc_initialize(bis, 0, NULL, ts4600_mmc_cd);
if(ret != 0) {
printf("SD controller initialized with %d\n", ret);
}
return ret;
}
#endif
int checkboard(void)
{
puts("Board: TS4600\n");
return 0;
}
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