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// SPDX-License-Identifier: GPL-2.0+
/*
* Olimex MX23 Olinuxino board
*
* Copyright (C) 2013 Marek Vasut <marex@denx.de>
*/
#include <common.h>
#include <init.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/arch/iomux-mx23.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/clock.h>
#include <asm/arch/sys_proto.h>
#ifdef CONFIG_LED_STATUS
#include <status_led.h>
#endif
#include <linux/delay.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Functions
*/
int board_early_init_f(void)
{
/* IO0 clock at 480MHz */
mxs_set_ioclk(MXC_IOCLK0, 480000);
/* SSP0 clock at 96MHz */
mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
return 0;
}
#ifdef CONFIG_CMD_USB
int board_ehci_hcd_init(int port)
{
/* Enable LAN9512 (Maxi) or GL850G (Mini) USB HUB power. */
gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1);
udelay(100);
return 0;
}
int board_ehci_hcd_exit(int port)
{
/* Enable LAN9512 (Maxi) or GL850G (Mini) USB HUB power. */
gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 0);
return 0;
}
#endif
int dram_init(void)
{
return mxs_dram_init();
}
#ifdef CONFIG_CMD_MMC
static int mx23_olx_mmc_cd(int id)
{
return 1; /* Card always present */
}
int board_mmc_init(bd_t *bis)
{
return mxsmmc_initialize(bis, 0, NULL, mx23_olx_mmc_cd);
}
#endif
int board_init(void)
{
/* Adress of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
#if defined(CONFIG_LED_STATUS) && defined(CONFIG_LED_STATUS_BOOT_ENABLE)
status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_STATE);
#endif
return 0;
}
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