arch/arm/mach-mx5/devices.c

   1 /*
   2  * Copyright 2009 Amit Kucheria <amit.kucheria@canonical.com>
   3  * Copyright (C) 2010 Freescale Semiconductor, Inc.
   4  *
   5  * The code contained herein is licensed under the GNU General Public
   6  * License. You may obtain a copy of the GNU General Public License
   7  * Version 2 or later at the following locations:
   8  *
   9  * http://www.opensource.org/licenses/gpl-license.html
  10  * http://www.gnu.org/copyleft/gpl.html
  11  */
  12
  13 #include <linux/platform_device.h>
  14 #include <linux/dma-mapping.h>
  15 #include <linux/gpio.h>
  16 #include <mach/hardware.h>
  17 #include <mach/imx-uart.h>
  18 #include <mach/irqs.h>
  19
  20 static struct resource uart0[] = {
  21         {
  22                 .start = MX51_UART1_BASE_ADDR,
  23                 .end = MX51_UART1_BASE_ADDR + 0xfff,
  24                 .flags = IORESOURCE_MEM,
  25         }, {
  26                 .start = MX51_MXC_INT_UART1,
  27                 .end = MX51_MXC_INT_UART1,
  28                 .flags = IORESOURCE_IRQ,
  29         },
  30 };
  31
  32 struct platform_device mxc_uart_device0 = {
  33         .name = "imx-uart",
  34         .id = 0,
  35         .resource = uart0,
  36         .num_resources = ARRAY_SIZE(uart0),
  37 };
  38
  39 static struct resource uart1[] = {
  40         {
  41                 .start = MX51_UART2_BASE_ADDR,
  42                 .end = MX51_UART2_BASE_ADDR + 0xfff,
  43                 .flags = IORESOURCE_MEM,
  44         }, {
  45                 .start = MX51_MXC_INT_UART2,
  46                 .end = MX51_MXC_INT_UART2,
  47                 .flags = IORESOURCE_IRQ,
  48         },
  49 };
  50
  51 struct platform_device mxc_uart_device1 = {
  52         .name = "imx-uart",
  53         .id = 1,
  54         .resource = uart1,
  55         .num_resources = ARRAY_SIZE(uart1),
  56 };
  57
  58 static struct resource uart2[] = {
  59         {
  60                 .start = MX51_UART3_BASE_ADDR,
  61                 .end = MX51_UART3_BASE_ADDR + 0xfff,
  62                 .flags = IORESOURCE_MEM,
  63         }, {
  64                 .start = MX51_MXC_INT_UART3,
  65                 .end = MX51_MXC_INT_UART3,
  66                 .flags = IORESOURCE_IRQ,
  67         },
  68 };
  69
  70 struct platform_device mxc_uart_device2 = {
  71         .name = "imx-uart",
  72         .id = 2,
  73         .resource = uart2,
  74         .num_resources = ARRAY_SIZE(uart2),
  75 };
  76
  77 static struct resource mxc_fec_resources[] = {
  78         {
  79                 .start  = MX51_MXC_FEC_BASE_ADDR,
  80                 .end    = MX51_MXC_FEC_BASE_ADDR + 0xfff,
  81                 .flags  = IORESOURCE_MEM,
  82         }, {
  83                 .start  = MX51_MXC_INT_FEC,
  84                 .end    = MX51_MXC_INT_FEC,
  85                 .flags  = IORESOURCE_IRQ,
  86         },
  87 };
  88
  89 struct platform_device mxc_fec_device = {
  90         .name = "fec",
  91         .id = 0,
  92         .num_resources = ARRAY_SIZE(mxc_fec_resources),
  93         .resource = mxc_fec_resources,
  94 };
  95
  96 static struct resource mxc_hsi2c_resources[] = {
  97         {
  98                 .start = MX51_HSI2C_DMA_BASE_ADDR,
  99                 .end = MX51_HSI2C_DMA_BASE_ADDR + SZ_16K - 1,
 100                 .flags = IORESOURCE_MEM,
 101         },
 102         {
 103                 .start = MX51_MXC_INT_HS_I2C,
 104                 .end = MX51_MXC_INT_HS_I2C,
 105                 .flags = IORESOURCE_IRQ,
 106         },
 107 };
 108
 109 struct platform_device mxc_hsi2c_device = {
 110         .name = "imx-i2c",
 111         .id = 2,
 112         .num_resources = ARRAY_SIZE(mxc_hsi2c_resources),
 113         .resource = mxc_hsi2c_resources
 114 };
 115
 116 static u64 usb_dma_mask = DMA_BIT_MASK(32);
 117
 118 static struct resource usbotg_resources[] = {
 119         {
 120                 .start = MX51_OTG_BASE_ADDR,
 121                 .end = MX51_OTG_BASE_ADDR + 0x1ff,
 122                 .flags = IORESOURCE_MEM,
 123         },
 124         {
 125                 .start = MX51_MXC_INT_USB_OTG,
 126                 .flags = IORESOURCE_IRQ,
 127         },
 128 };
 129
 130 /* OTG gadget device */
 131 struct platform_device mxc_usbdr_udc_device = {
 132         .name           = "fsl-usb2-udc",
 133         .id             = -1,
 134         .num_resources  = ARRAY_SIZE(usbotg_resources),
 135         .resource       = usbotg_resources,
 136         .dev            = {
 137                 .dma_mask               = &usb_dma_mask,
 138                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 139         },
 140 };
 141
 142 struct platform_device mxc_usbdr_host_device = {
 143         .name = "mxc-ehci",
 144         .id = 0,
 145         .num_resources = ARRAY_SIZE(usbotg_resources),
 146         .resource = usbotg_resources,
 147         .dev = {
 148                 .dma_mask = &usb_dma_mask,
 149                 .coherent_dma_mask = DMA_BIT_MASK(32),
 150         },
 151 };
 152
 153 static struct resource usbh1_resources[] = {
 154         {
 155                 .start = MX51_OTG_BASE_ADDR + 0x200,
 156                 .end = MX51_OTG_BASE_ADDR + 0x200 + 0x1ff,
 157                 .flags = IORESOURCE_MEM,
 158         },
 159         {
 160                 .start = MX51_MXC_INT_USB_H1,
 161                 .flags = IORESOURCE_IRQ,
 162         },
 163 };
 164
 165 struct platform_device mxc_usbh1_device = {
 166         .name = "mxc-ehci",
 167         .id = 1,
 168         .num_resources = ARRAY_SIZE(usbh1_resources),
 169         .resource = usbh1_resources,
 170         .dev = {
 171                 .dma_mask = &usb_dma_mask,
 172                 .coherent_dma_mask = DMA_BIT_MASK(32),
 173         },
 174 };
 175
 176 static struct resource mxc_wdt_resources[] = {
 177         {
 178                 .start = MX51_WDOG_BASE_ADDR,
 179                 .end = MX51_WDOG_BASE_ADDR + SZ_16K - 1,
 180                 .flags = IORESOURCE_MEM,
 181         },
 182 };
 183
 184 struct platform_device mxc_wdt = {
 185         .name = "imx2-wdt",
 186         .id = 0,
 187         .num_resources = ARRAY_SIZE(mxc_wdt_resources),
 188         .resource = mxc_wdt_resources,
 189 };
 190
 191 static struct resource mxc_kpp_resources[] = {
 192         {
 193                 .start = MX51_MXC_INT_KPP,
 194                 .end = MX51_MXC_INT_KPP,
 195                 .flags = IORESOURCE_IRQ,
 196         } , {
 197                 .start = MX51_KPP_BASE_ADDR,
 198                 .end = MX51_KPP_BASE_ADDR + 0x8 - 1,
 199                 .flags = IORESOURCE_MEM,
 200         },
 201 };
 202
 203 struct platform_device mxc_keypad_device = {
 204         .name = "imx-keypad",
 205         .id = 0,
 206         .num_resources = ARRAY_SIZE(mxc_kpp_resources),
 207         .resource = mxc_kpp_resources,
 208 };
 209
 210 static struct mxc_gpio_port mxc_gpio_ports[] = {
 211         {
 212                 .chip.label = "gpio-0",
 213                 .base = MX51_IO_ADDRESS(MX51_GPIO1_BASE_ADDR),
 214                 .irq = MX51_MXC_INT_GPIO1_LOW,
 215                 .irq_high = MX51_MXC_INT_GPIO1_HIGH,
 216                 .virtual_irq_start = MXC_GPIO_IRQ_START
 217         },
 218         {
 219                 .chip.label = "gpio-1",
 220                 .base = MX51_IO_ADDRESS(MX51_GPIO2_BASE_ADDR),
 221                 .irq = MX51_MXC_INT_GPIO2_LOW,
 222                 .irq_high = MX51_MXC_INT_GPIO2_HIGH,
 223                 .virtual_irq_start = MXC_GPIO_IRQ_START + 32 * 1
 224         },
 225         {
 226                 .chip.label = "gpio-2",
 227                 .base = MX51_IO_ADDRESS(MX51_GPIO3_BASE_ADDR),
 228                 .irq = MX51_MXC_INT_GPIO3_LOW,
 229                 .irq_high = MX51_MXC_INT_GPIO3_HIGH,
 230                 .virtual_irq_start = MXC_GPIO_IRQ_START + 32 * 2
 231         },
 232         {
 233                 .chip.label = "gpio-3",
 234                 .base = MX51_IO_ADDRESS(MX51_GPIO4_BASE_ADDR),
 235                 .irq = MX51_MXC_INT_GPIO4_LOW,
 236                 .irq_high = MX51_MXC_INT_GPIO4_HIGH,
 237                 .virtual_irq_start = MXC_GPIO_IRQ_START + 32 * 3
 238         },
 239 };
 240
 241 int __init imx51_register_gpios(void)
 242 {
 243         return mxc_gpio_init(mxc_gpio_ports, ARRAY_SIZE(mxc_gpio_ports));
 244 }