arch/arm/mach-mmp/tavorevb.c

   1 /*
   2  *  linux/arch/arm/mach-mmp/tavorevb.c
   3  *
   4  *  Support for the Marvell PXA910-based TavorEVB Development Platform.
   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 version 2 as
   8  *  publishhed by the Free Software Foundation.
   9  */
  10 #include <linux/gpio.h>
  11 #include <linux/init.h>
  12 #include <linux/kernel.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/smc91x.h>
  15
  16 #include <asm/mach-types.h>
  17 #include <asm/mach/arch.h>
  18 #include <mach/addr-map.h>
  19 #include <mach/mfp-pxa910.h>
  20 #include <mach/pxa910.h>
  21
  22 #include "common.h"
  23
  24 static unsigned long tavorevb_pin_config[] __initdata = {
  25         /* UART2 */
  26         GPIO47_UART2_RXD,
  27         GPIO48_UART2_TXD,
  28
  29         /* SMC */
  30         SM_nCS0_nCS0,
  31         SM_ADV_SM_ADV,
  32         SM_SCLK_SM_SCLK,
  33         SM_SCLK_SM_SCLK,
  34         SM_BE0_SM_BE0,
  35         SM_BE1_SM_BE1,
  36
  37         /* DFI */
  38         DF_IO0_ND_IO0,
  39         DF_IO1_ND_IO1,
  40         DF_IO2_ND_IO2,
  41         DF_IO3_ND_IO3,
  42         DF_IO4_ND_IO4,
  43         DF_IO5_ND_IO5,
  44         DF_IO6_ND_IO6,
  45         DF_IO7_ND_IO7,
  46         DF_IO8_ND_IO8,
  47         DF_IO9_ND_IO9,
  48         DF_IO10_ND_IO10,
  49         DF_IO11_ND_IO11,
  50         DF_IO12_ND_IO12,
  51         DF_IO13_ND_IO13,
  52         DF_IO14_ND_IO14,
  53         DF_IO15_ND_IO15,
  54         DF_nCS0_SM_nCS2_nCS0,
  55         DF_ALE_SM_WEn_ND_ALE,
  56         DF_CLE_SM_OEn_ND_CLE,
  57         DF_WEn_DF_WEn,
  58         DF_REn_DF_REn,
  59         DF_RDY0_DF_RDY0,
  60 };
  61
  62 static struct smc91x_platdata tavorevb_smc91x_info = {
  63         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  64 };
  65
  66 static struct resource smc91x_resources[] = {
  67         [0] = {
  68                 .start  = SMC_CS1_PHYS_BASE + 0x300,
  69                 .end    = SMC_CS1_PHYS_BASE + 0xfffff,
  70                 .flags  = IORESOURCE_MEM,
  71         },
  72         [1] = {
  73                 .start  = gpio_to_irq(80),
  74                 .end    = gpio_to_irq(80),
  75                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  76         }
  77 };
  78
  79 static struct platform_device smc91x_device = {
  80         .name           = "smc91x",
  81         .id             = 0,
  82         .dev            = {
  83                 .platform_data = &tavorevb_smc91x_info,
  84         },
  85         .num_resources  = ARRAY_SIZE(smc91x_resources),
  86         .resource       = smc91x_resources,
  87 };
  88
  89 static void __init tavorevb_init(void)
  90 {
  91         mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
  92
  93         /* on-chip devices */
  94         pxa910_add_uart(1);
  95
  96         /* off-chip devices */
  97         platform_device_register(&smc91x_device);
  98 }
  99
 100 MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
 101         .map_io         = mmp_map_io,
 102         .init_irq       = pxa910_init_irq,
 103         .timer          = &pxa910_timer,
 104         .init_machine   = tavorevb_init,
 105 MACHINE_END