u-boot-brain/board/olimex/mx23_olinuxino/mx23_olinuxino.c
Trevor Woerner 52bbcc340a mx23_olinuxino: convert MMC to driver model
Convert the Olimex Olinuxino board's support for MMC to driver model following
Fabio Estevam's excellent example from:

	commit: 23013aa9619881290dbeb6217f1fab863869050e:
	mx23evk: Convert to driver model

Signed-off-by: Trevor Woerner <twoerner@gmail.com>
2021-04-08 23:59:50 +02:00

71 lines
1.3 KiB
C

// 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/global_data.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();
}
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;
}