arch/arm/mach-ux500/devices.c

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2010
   3  *
   4  * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
   5  * License terms: GNU General Public License (GPL) version 2
   6  */
   7
   8 #include <linux/kernel.h>
   9 #include <linux/platform_device.h>
  10 #include <linux/interrupt.h>
  11 #include <linux/io.h>
  12 #include <linux/amba/bus.h>
  13
  14 #include <mach/hardware.h>
  15 #include <mach/setup.h>
  16
  17 #define __MEM_4K_RESOURCE(x) \
  18         .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM}
  19
  20 struct amba_device ux500_pl031_device = {
  21         .dev = {
  22                 .init_name = "pl031",
  23         },
  24         .res = {
  25                 .start  = UX500_RTC_BASE,
  26                 .end    = UX500_RTC_BASE + SZ_4K - 1,
  27                 .flags  = IORESOURCE_MEM,
  28         },
  29         .irq = {IRQ_RTC_RTT, NO_IRQ},
  30 };
  31
  32 struct amba_device ux500_uart0_device = {
  33         .dev = { .init_name = "uart0" },
  34         __MEM_4K_RESOURCE(UX500_UART0_BASE),
  35         .irq = {IRQ_UART0, NO_IRQ},
  36 };
  37
  38 struct amba_device ux500_uart1_device = {
  39         .dev = { .init_name = "uart1" },
  40         __MEM_4K_RESOURCE(UX500_UART1_BASE),
  41         .irq = {IRQ_UART1, NO_IRQ},
  42 };
  43
  44 struct amba_device ux500_uart2_device = {
  45         .dev = { .init_name = "uart2" },
  46         __MEM_4K_RESOURCE(UX500_UART2_BASE),
  47         .irq = {IRQ_UART2, NO_IRQ},
  48 };
  49
  50 #define UX500_I2C_RESOURCES(id, size)                           \
  51 static struct resource ux500_i2c##id##_resources[] = {          \
  52         [0] = {                                                 \
  53                 .start  = UX500_I2C##id##_BASE,                 \
  54                 .end    = UX500_I2C##id##_BASE + size - 1,      \
  55                 .flags  = IORESOURCE_MEM,                       \
  56         },                                                      \
  57         [1] = {                                                 \
  58                 .start  = IRQ_I2C##id,                          \
  59                 .end    = IRQ_I2C##id,                          \
  60                 .flags  = IORESOURCE_IRQ                        \
  61         }                                                       \
  62 }
  63
  64 UX500_I2C_RESOURCES(1, SZ_4K);
  65 UX500_I2C_RESOURCES(2, SZ_4K);
  66 UX500_I2C_RESOURCES(3, SZ_4K);
  67
  68 #define UX500_I2C_PDEVICE(cid)                                  \
  69 struct platform_device ux500_i2c##cid##_device = {              \
  70         .name           = "nmk-i2c",                            \
  71         .id             = cid,                                  \
  72         .num_resources  = 2,                                    \
  73         .resource       = ux500_i2c##cid##_resources,           \
  74 }
  75
  76 UX500_I2C_PDEVICE(1);
  77 UX500_I2C_PDEVICE(2);
  78 UX500_I2C_PDEVICE(3);
  79
  80 void __init amba_add_devices(struct amba_device *devs[], int num)
  81 {
  82         int i;
  83
  84         for (i = 0; i < num; i++) {
  85                 struct amba_device *d = devs[i];
  86                 amba_device_register(d, &iomem_resource);
  87         }
  88 }