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https://github.com/AsahiLinux/u-boot
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4ab779cba6
This patch adds support for the HTKW mcx AM3517-based board. Serial, Ethernet, NAND, MMC, RTC, EHCI USB host and both NAND and MMC SPLs are supported. Signed-off-by: Ilya Yanok <yanok@emcraft.com> Signed-off-by: Stefano Babic <sbabic@denx.de> CC: Tom Rini <tom.rini@gmail.com> Cc: Detlev Zundel <dzu@denx.de> Acked-by: Igor Grinberg <grinberg@compulab.co.il>
112 lines
2.4 KiB
C
112 lines
2.4 KiB
C
/*
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* Copyright (C) 2011 Ilya Yanok, Emcraft Systems
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*
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* Based on ti/evm/evm.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc.
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/mem.h>
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#include <asm/arch/mmc_host_def.h>
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#include <asm/arch/mux.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/mach-types.h>
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#include <asm/gpio.h>
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#include <asm/omap_gpio.h>
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#include "errno.h"
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#include <i2c.h>
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#ifdef CONFIG_USB_EHCI
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#include <usb.h>
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#include <asm/ehci-omap.h>
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#endif
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#include "mcx.h"
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DECLARE_GLOBAL_DATA_PTR;
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#ifdef CONFIG_USB_EHCI
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static struct omap_usbhs_board_data usbhs_bdata = {
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.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
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.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
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.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
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};
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int ehci_hcd_init(void)
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{
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return omap_ehci_hcd_init(&usbhs_bdata);
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}
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int ehci_hcd_stop(void)
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{
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return omap_ehci_hcd_stop();
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}
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#endif
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/*
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* Routine: board_init
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* Description: Early hardware init.
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*/
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int board_init(void)
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{
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gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
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/* boot param addr */
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gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
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return 0;
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}
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/*
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* Routine: misc_init_r
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* Description: late init.
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*/
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int misc_init_r(void)
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{
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dieid_num_r();
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return 0;
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}
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/*
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* Routine: set_muxconf_regs
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* Description: Setting up the configuration Mux registers specific to the
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* hardware. Many pins need to be moved from protect to primary
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* mode.
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*/
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void set_muxconf_regs(void)
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{
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MUX_MCX();
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}
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#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
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int board_mmc_init(bd_t *bis)
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{
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return omap_mmc_init(0);
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}
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#endif
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#ifdef CONFIG_USB_EHCI_OMAP
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#define USB_HOST_PWR_EN 132
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int board_usb_init(void)
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{
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if (gpio_request(USB_HOST_PWR_EN, "USB_HOST_PWR_EN") < 0) {
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puts("Failed to get USB_HOST_PWR_EN pin\n");
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return -ENODEV;
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}
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gpio_direction_output(USB_HOST_PWR_EN, 1);
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return 0;
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}
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#endif
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