| /* |
| * Support for AM3517/05 Craneboard |
| * http://www.mistralsolutions.com/products/craneboard.php |
| * |
| * Copyright (C) 2010 Mistral Solutions Pvt Ltd. <www.mistralsolutions.com> |
| * Author: R.Srinath <srinath@mistralsolutions.com> |
| * |
| * Based on mach-omap2/board-am3517evm.c |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation version 2. |
| * |
| * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind, |
| * whether express or implied; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/gpio.h> |
| |
| #include <mach/hardware.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| |
| #include <plat/board.h> |
| #include <plat/common.h> |
| #include <plat/usb.h> |
| |
| #include "mux.h" |
| #include "control.h" |
| |
| #define GPIO_USB_POWER 35 |
| #define GPIO_USB_NRESET 38 |
| |
| |
| /* Board initialization */ |
| static struct omap_board_config_kernel am3517_crane_config[] __initdata = { |
| }; |
| |
| #ifdef CONFIG_OMAP_MUX |
| static struct omap_board_mux board_mux[] __initdata = { |
| { .reg_offset = OMAP_MUX_TERMINATOR }, |
| }; |
| #endif |
| |
| static struct usbhs_omap_board_data usbhs_bdata __initdata = { |
| .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, |
| .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, |
| .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, |
| |
| .phy_reset = true, |
| .reset_gpio_port[0] = GPIO_USB_NRESET, |
| .reset_gpio_port[1] = -EINVAL, |
| .reset_gpio_port[2] = -EINVAL |
| }; |
| |
| static void __init am3517_crane_init(void) |
| { |
| int ret; |
| |
| omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
| omap_serial_init(); |
| omap_sdrc_init(NULL, NULL); |
| |
| omap_board_config = am3517_crane_config; |
| omap_board_config_size = ARRAY_SIZE(am3517_crane_config); |
| |
| /* Configure GPIO for EHCI port */ |
| if (omap_mux_init_gpio(GPIO_USB_NRESET, OMAP_PIN_OUTPUT)) { |
| pr_err("Can not configure mux for GPIO_USB_NRESET %d\n", |
| GPIO_USB_NRESET); |
| return; |
| } |
| |
| if (omap_mux_init_gpio(GPIO_USB_POWER, OMAP_PIN_OUTPUT)) { |
| pr_err("Can not configure mux for GPIO_USB_POWER %d\n", |
| GPIO_USB_POWER); |
| return; |
| } |
| |
| ret = gpio_request_one(GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH, |
| "usb_ehci_enable"); |
| if (ret < 0) { |
| pr_err("Can not request GPIO %d\n", GPIO_USB_POWER); |
| return; |
| } |
| |
| usbhs_init(&usbhs_bdata); |
| } |
| |
| MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") |
| .atag_offset = 0x100, |
| .reserve = omap_reserve, |
| .map_io = omap3_map_io, |
| .init_early = am35xx_init_early, |
| .init_irq = omap3_init_irq, |
| .handle_irq = omap3_intc_handle_irq, |
| .init_machine = am3517_crane_init, |
| .timer = &omap3_timer, |
| MACHINE_END |