arch/arm/mach-mx2/mx27lite.c

   1 /*
   2  * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
   3  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
   4  * Copyright 2009 Daniel Schaeffer (daniel.schaeffer@timesys.com)
   5  *
   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.
  10  *
  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.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <linux/platform_device.h>
  22 #include <linux/gpio.h>
  23 #include <asm/mach-types.h>
  24 #include <asm/mach/arch.h>
  25 #include <asm/mach/time.h>
  26 #include <asm/mach/map.h>
  27 #include <mach/hardware.h>
  28 #include <mach/common.h>
  29 #include <mach/imx-uart.h>
  30 #include <mach/iomux.h>
  31 #include <mach/board-mx27lite.h>
  32
  33 #include "devices.h"
  34
  35 static unsigned int mx27lite_pins[] = {
  36         /* UART1 */
  37         PE12_PF_UART1_TXD,
  38         PE13_PF_UART1_RXD,
  39         PE14_PF_UART1_CTS,
  40         PE15_PF_UART1_RTS,
  41         /* FEC */
  42         PD0_AIN_FEC_TXD0,
  43         PD1_AIN_FEC_TXD1,
  44         PD2_AIN_FEC_TXD2,
  45         PD3_AIN_FEC_TXD3,
  46         PD4_AOUT_FEC_RX_ER,
  47         PD5_AOUT_FEC_RXD1,
  48         PD6_AOUT_FEC_RXD2,
  49         PD7_AOUT_FEC_RXD3,
  50         PD8_AF_FEC_MDIO,
  51         PD9_AIN_FEC_MDC,
  52         PD10_AOUT_FEC_CRS,
  53         PD11_AOUT_FEC_TX_CLK,
  54         PD12_AOUT_FEC_RXD0,
  55         PD13_AOUT_FEC_RX_DV,
  56         PD14_AOUT_FEC_RX_CLK,
  57         PD15_AOUT_FEC_COL,
  58         PD16_AIN_FEC_TX_ER,
  59         PF23_AIN_FEC_TX_EN,
  60 };
  61
  62 static struct imxuart_platform_data uart_pdata = {
  63         .flags = IMXUART_HAVE_RTSCTS,
  64 };
  65
  66 static struct platform_device *platform_devices[] __initdata = {
  67         &mxc_fec_device,
  68 };
  69
  70 static void __init mx27lite_init(void)
  71 {
  72         mxc_gpio_setup_multiple_pins(mx27lite_pins, ARRAY_SIZE(mx27lite_pins),
  73                 "imx27lite");
  74         mxc_register_device(&mxc_uart_device0, &uart_pdata);
  75         platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
  76 }
  77
  78 static void __init mx27lite_timer_init(void)
  79 {
  80         mx27_clocks_init(26000000);
  81 }
  82
  83 static struct sys_timer mx27lite_timer = {
  84         .init   = mx27lite_timer_init,
  85 };
  86
  87 MACHINE_START(IMX27LITE, "LogicPD i.MX27LITE")
  88         .phys_io        = AIPI_BASE_ADDR,
  89         .io_pg_offst    = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
  90         .boot_params    = PHYS_OFFSET + 0x100,
  91         .map_io         = mx27_map_io,
  92         .init_irq       = mx27_init_irq,
  93         .init_machine   = mx27lite_init,
  94         .timer          = &mx27lite_timer,
  95 MACHINE_END