2 * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include <linux/init.h>
22 #include <linux/clk.h>
23 #include <linux/fec.h>
24 #include <linux/delay.h>
25 #include <linux/gpio.h>
27 #include <mach/common.h>
28 #include <mach/hardware.h>
29 #include <mach/imx-uart.h>
30 #include <mach/iomux-mx53.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <asm/mach/time.h>
37 #include "devices-imx53.h"
39 #define LOCO_FEC_PHY_RST IMX_GPIO_NR(7, 6)
41 static iomux_v3_cfg_t mx53_loco_pads[] = {
42 MX53_PAD_CSI0_DAT10__UART1_TXD_MUX,
43 MX53_PAD_CSI0_DAT11__UART1_RXD_MUX,
46 static inline void mx53_loco_fec_reset(void)
51 ret = gpio_request(LOCO_FEC_PHY_RST, "fec-phy-reset");
53 printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
56 gpio_direction_output(LOCO_FEC_PHY_RST, 0);
58 gpio_set_value(LOCO_FEC_PHY_RST, 1);
61 static struct fec_platform_data mx53_loco_fec_data = {
62 .phy = PHY_INTERFACE_MODE_RMII,
65 static void __init mx53_loco_board_init(void)
67 mxc_iomux_v3_setup_multiple_pads(mx53_loco_pads,
68 ARRAY_SIZE(mx53_loco_pads));
69 imx53_add_imx_uart(0, NULL);
70 mx53_loco_fec_reset();
71 imx53_add_fec(&mx53_loco_fec_data);
74 static void __init mx53_loco_timer_init(void)
76 mx53_clocks_init(32768, 24000000, 0, 0);
79 static struct sys_timer mx53_loco_timer = {
80 .init = mx53_loco_timer_init,
83 MACHINE_START(MX53_LOCO, "Freescale MX53 LOCO Board")
84 .map_io = mx53_map_io,
85 .init_early = imx53_init_early,
86 .init_irq = mx53_init_irq,
87 .timer = &mx53_loco_timer,
88 .init_machine = mx53_loco_board_init,