150 lines
3.7 KiB
C
Executable File
150 lines
3.7 KiB
C
Executable File
/*
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* Support for AM3517/05 Craneboard
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* http://www.mistralsolutions.com/products/craneboard.php
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*
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* Copyright (C) 2010 Mistral Solutions Pvt Ltd. <www.mistralsolutions.com>
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* Author: R.Srinath <srinath@mistralsolutions.com>
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*
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* Based on mach-omap2/board-am3517evm.c
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
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* whether express or implied; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/gpio.h>
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#include <linux/mfd/tps65910.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/nand.h>
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#include <linux/mtd/partitions.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include "common.h"
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#include "common-board-devices.h"
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#include "board-flash.h"
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#include "am35xx-emac.h"
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#include "mux.h"
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#include "control.h"
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#define GPIO_USB_POWER 35
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#define GPIO_USB_NRESET 38
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#ifdef CONFIG_OMAP_MUX
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static struct omap_board_mux board_mux[] __initdata = {
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OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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{ .reg_offset = OMAP_MUX_TERMINATOR },
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};
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#endif
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static struct usbhs_phy_data phy_data[] __initdata = {
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{
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.port = 1,
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.reset_gpio = GPIO_USB_NRESET,
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.vcc_gpio = GPIO_USB_POWER,
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.vcc_polarity = 1,
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},
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};
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static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
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.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
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};
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static struct mtd_partition crane_nand_partitions[] = {
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{
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.name = "X-Loader",
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.offset = 0,
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.size = 4 * NAND_BLOCK_SIZE,
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.mask_flags = MTD_WRITEABLE,
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},
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{
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.name = "U-Boot",
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.offset = MTDPART_OFS_APPEND,
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.size = 14 * NAND_BLOCK_SIZE,
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.mask_flags = MTD_WRITEABLE,
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},
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{
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.name = "U-Boot Env",
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.offset = MTDPART_OFS_APPEND,
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.size = 2 * NAND_BLOCK_SIZE,
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},
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{
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.name = "Kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = 40 * NAND_BLOCK_SIZE,
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},
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{
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.name = "File System",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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},
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};
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static struct tps65910_board tps65910_pdata = {
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.irq = 7 + OMAP_INTC_START,
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.en_ck32k_xtal = true,
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};
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static struct i2c_board_info __initdata tps65910_board_info[] = {
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{
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I2C_BOARD_INFO("tps65910", 0x2d),
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.platform_data = &tps65910_pdata,
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},
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};
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static void __init am3517_crane_i2c_init(void)
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{
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omap_register_i2c_bus(1, 2600, tps65910_board_info,
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ARRAY_SIZE(tps65910_board_info));
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}
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static void __init am3517_crane_init(void)
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{
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omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
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omap_serial_init();
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omap_sdrc_init(NULL, NULL);
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board_nand_init(crane_nand_partitions,
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ARRAY_SIZE(crane_nand_partitions), 0,
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NAND_BUSWIDTH_16, NULL);
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am3517_crane_i2c_init();
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/* Configure GPIO for EHCI port */
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if (omap_mux_init_gpio(GPIO_USB_NRESET, OMAP_PIN_OUTPUT)) {
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pr_err("Can not configure mux for GPIO_USB_NRESET %d\n",
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GPIO_USB_NRESET);
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return;
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}
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if (omap_mux_init_gpio(GPIO_USB_POWER, OMAP_PIN_OUTPUT)) {
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pr_err("Can not configure mux for GPIO_USB_POWER %d\n",
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GPIO_USB_POWER);
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return;
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}
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usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
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usbhs_init(&usbhs_bdata);
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am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
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}
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MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD")
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.atag_offset = 0x100,
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.reserve = omap_reserve,
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.map_io = omap3_map_io,
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.init_early = am35xx_init_early,
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.init_irq = omap3_init_irq,
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.init_machine = am3517_crane_init,
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.init_late = am35xx_init_late,
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.init_time = omap3_sync32k_timer_init,
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.restart = omap3xxx_restart,
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MACHINE_END
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