root/arch/arm/mach-mmp/flint.c

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DEFINITIONS

This source file includes following definitions.
  1. flint_init

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  *  linux/arch/arm/mach-mmp/flint.c
   4  *
   5  *  Support for the Marvell Flint Development Platform.
   6  *
   7  *  Copyright (C) 2009 Marvell International Ltd.
   8  */
   9 
  10 #include <linux/init.h>
  11 #include <linux/kernel.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/smc91x.h>
  14 #include <linux/io.h>
  15 #include <linux/gpio.h>
  16 #include <linux/gpio-pxa.h>
  17 #include <linux/interrupt.h>
  18 
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/arch.h>
  21 #include "addr-map.h"
  22 #include "mfp-mmp2.h"
  23 #include "mmp2.h"
  24 #include "irqs.h"
  25 
  26 #include "common.h"
  27 
  28 #define FLINT_NR_IRQS   (MMP_NR_IRQS + 48)
  29 
  30 static unsigned long flint_pin_config[] __initdata = {
  31         /* UART1 */
  32         GPIO45_UART1_RXD,
  33         GPIO46_UART1_TXD,
  34 
  35         /* UART2 */
  36         GPIO47_UART2_RXD,
  37         GPIO48_UART2_TXD,
  38 
  39         /* SMC */
  40         GPIO151_SMC_SCLK,
  41         GPIO145_SMC_nCS0,
  42         GPIO146_SMC_nCS1,
  43         GPIO152_SMC_BE0,
  44         GPIO153_SMC_BE1,
  45         GPIO154_SMC_IRQ,
  46         GPIO113_SMC_RDY,
  47 
  48         /*Ethernet*/
  49         GPIO155_GPIO,
  50 
  51         /* DFI */
  52         GPIO168_DFI_D0,
  53         GPIO167_DFI_D1,
  54         GPIO166_DFI_D2,
  55         GPIO165_DFI_D3,
  56         GPIO107_DFI_D4,
  57         GPIO106_DFI_D5,
  58         GPIO105_DFI_D6,
  59         GPIO104_DFI_D7,
  60         GPIO111_DFI_D8,
  61         GPIO164_DFI_D9,
  62         GPIO163_DFI_D10,
  63         GPIO162_DFI_D11,
  64         GPIO161_DFI_D12,
  65         GPIO110_DFI_D13,
  66         GPIO109_DFI_D14,
  67         GPIO108_DFI_D15,
  68         GPIO143_ND_nCS0,
  69         GPIO144_ND_nCS1,
  70         GPIO147_ND_nWE,
  71         GPIO148_ND_nRE,
  72         GPIO150_ND_ALE,
  73         GPIO149_ND_CLE,
  74         GPIO112_ND_RDY0,
  75         GPIO160_ND_RDY1,
  76 };
  77 
  78 static struct pxa_gpio_platform_data mmp2_gpio_pdata = {
  79         .irq_base       = MMP_GPIO_TO_IRQ(0),
  80 };
  81 
  82 static struct smc91x_platdata flint_smc91x_info = {
  83         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  84 };
  85 
  86 static struct resource smc91x_resources[] = {
  87         [0] = {
  88                 .start  = SMC_CS1_PHYS_BASE + 0x300,
  89                 .end    = SMC_CS1_PHYS_BASE + 0xfffff,
  90                 .flags  = IORESOURCE_MEM,
  91         },
  92         [1] = {
  93                 .start  = MMP_GPIO_TO_IRQ(155),
  94                 .end    = MMP_GPIO_TO_IRQ(155),
  95                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  96         }
  97 };
  98 
  99 static struct platform_device smc91x_device = {
 100         .name           = "smc91x",
 101         .id             = 0,
 102         .dev            = {
 103                 .platform_data = &flint_smc91x_info,
 104         },
 105         .num_resources  = ARRAY_SIZE(smc91x_resources),
 106         .resource       = smc91x_resources,
 107 };
 108 
 109 static void __init flint_init(void)
 110 {
 111         mfp_config(ARRAY_AND_SIZE(flint_pin_config));
 112 
 113         /* on-chip devices */
 114         mmp2_add_uart(1);
 115         mmp2_add_uart(2);
 116         platform_device_add_data(&mmp2_device_gpio, &mmp2_gpio_pdata,
 117                                  sizeof(struct pxa_gpio_platform_data));
 118         platform_device_register(&mmp2_device_gpio);
 119 
 120         /* off-chip devices */
 121         platform_device_register(&smc91x_device);
 122 }
 123 
 124 MACHINE_START(FLINT, "Flint Development Platform")
 125         .map_io         = mmp_map_io,
 126         .nr_irqs        = FLINT_NR_IRQS,
 127         .init_irq       = mmp2_init_irq,
 128         .init_time      = mmp2_timer_init,
 129         .init_machine   = flint_init,
 130         .restart        = mmp_restart,
 131 MACHINE_END

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