LXR linux/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/gpio-pxa.h>
  12#include <linux/init.h>
  13#include <linux/kernel.h>
  14#include <linux/platform_device.h>
  15#include <linux/smc91x.h>
  16
  17#include <asm/mach-types.h>
  18#include <asm/mach/arch.h>
  19#include "addr-map.h"
  20#include "mfp-pxa910.h"
  21#include "pxa910.h"
  22#include "irqs.h"
  23
  24#include "common.h"
  25
  26static unsigned long tavorevb_pin_config[] __initdata = {
  27        /* UART2 */
  28        GPIO47_UART2_RXD,
  29        GPIO48_UART2_TXD,
  30
  31        /* SMC */
  32        SM_nCS0_nCS0,
  33        SM_ADV_SM_ADV,
  34        SM_SCLK_SM_SCLK,
  35        SM_SCLK_SM_SCLK,
  36        SM_BE0_SM_BE0,
  37        SM_BE1_SM_BE1,
  38
  39        /* DFI */
  40        DF_IO0_ND_IO0,
  41        DF_IO1_ND_IO1,
  42        DF_IO2_ND_IO2,
  43        DF_IO3_ND_IO3,
  44        DF_IO4_ND_IO4,
  45        DF_IO5_ND_IO5,
  46        DF_IO6_ND_IO6,
  47        DF_IO7_ND_IO7,
  48        DF_IO8_ND_IO8,
  49        DF_IO9_ND_IO9,
  50        DF_IO10_ND_IO10,
  51        DF_IO11_ND_IO11,
  52        DF_IO12_ND_IO12,
  53        DF_IO13_ND_IO13,
  54        DF_IO14_ND_IO14,
  55        DF_IO15_ND_IO15,
  56        DF_nCS0_SM_nCS2_nCS0,
  57        DF_ALE_SM_WEn_ND_ALE,
  58        DF_CLE_SM_OEn_ND_CLE,
  59        DF_WEn_DF_WEn,
  60        DF_REn_DF_REn,
  61        DF_RDY0_DF_RDY0,
  62};
  63
  64static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
  65        .irq_base       = MMP_GPIO_TO_IRQ(0),
  66};
  67
  68static struct smc91x_platdata tavorevb_smc91x_info = {
  69        .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  70};
  71
  72static struct resource smc91x_resources[] = {
  73        [0] = {
  74                .start  = SMC_CS1_PHYS_BASE + 0x300,
  75                .end    = SMC_CS1_PHYS_BASE + 0xfffff,
  76                .flags  = IORESOURCE_MEM,
  77        },
  78        [1] = {
  79                .start  = MMP_GPIO_TO_IRQ(80),
  80                .end    = MMP_GPIO_TO_IRQ(80),
  81                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  82        }
  83};
  84
  85static struct platform_device smc91x_device = {
  86        .name           = "smc91x",
  87        .id             = 0,
  88        .dev            = {
  89                .platform_data = &tavorevb_smc91x_info,
  90        },
  91        .num_resources  = ARRAY_SIZE(smc91x_resources),
  92        .resource       = smc91x_resources,
  93};
  94
  95static void __init tavorevb_init(void)
  96{
  97        mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
  98
  99        /* on-chip devices */
 100        pxa910_add_uart(1);
 101        platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
 102                                 sizeof(struct pxa_gpio_platform_data));
 103        platform_device_register(&pxa910_device_gpio);
 104
 105        /* off-chip devices */
 106        platform_device_register(&smc91x_device);
 107}
 108
 109MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
 110        .map_io         = mmp_map_io,
 111        .nr_irqs        = MMP_NR_IRQS,
 112        .init_irq       = pxa910_init_irq,
 113        .init_time      = pxa910_timer_init,
 114        .init_machine   = tavorevb_init,
 115        .restart        = mmp_restart,
 116MACHINE_END
 117