52bbcc340a
Convert the Olimex Olinuxino board's support for MMC to driver model following
Fabio Estevam's excellent example from:
commit: 23013aa961:
mx23evk: Convert to driver model
Signed-off-by: Trevor Woerner <twoerner@gmail.com>
71 lines
1.3 KiB
C
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;
|
|
}
|