arch/ppc/platforms/4xx/ibmstb4.c

   1 /*
   2  * arch/ppc/platforms/4xx/ibmstb4.c
   3  *
   4  * Author: Armin Kuster <akuster@mvista.com>
   5  *
   6  * 2000-2001 (c) MontaVista, Software, Inc.  This file is licensed under
   7  * the terms of the GNU General Public License version 2.  This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  */
  11
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <asm/ocp.h>
  15 #include <asm/ppc4xx_pic.h>
  16 #include <platforms/4xx/ibmstb4.h>
  17
  18 static struct ocp_func_iic_data ibmstb4_iic0_def = {
  19         .fast_mode      = 0,            /* Use standad mode (100Khz) */
  20 };
  21
  22 static struct ocp_func_iic_data ibmstb4_iic1_def = {
  23         .fast_mode      = 0,            /* Use standad mode (100Khz) */
  24 };
  25 OCP_SYSFS_IIC_DATA()
  26
  27 struct ocp_def core_ocp[] __initdata = {
  28         { .vendor       = OCP_VENDOR_IBM,
  29           .function     = OCP_FUNC_16550,
  30           .index        = 0,
  31           .paddr        = UART0_IO_BASE,
  32           .irq          = UART0_INT,
  33           .pm           = IBM_CPM_UART0,
  34         },
  35         { .vendor       = OCP_VENDOR_IBM,
  36           .function     = OCP_FUNC_16550,
  37           .index        = 1,
  38           .paddr        = UART1_IO_BASE,
  39           .irq          = UART1_INT,
  40           .pm           = IBM_CPM_UART1,
  41         },
  42         { .vendor       = OCP_VENDOR_IBM,
  43           .function     = OCP_FUNC_16550,
  44           .index        = 2,
  45           .paddr        = UART2_IO_BASE,
  46           .irq          = UART2_INT,
  47           .pm           = IBM_CPM_UART2,
  48         },
  49         { .vendor       = OCP_VENDOR_IBM,
  50           .function     = OCP_FUNC_IIC,
  51           .paddr        = IIC0_BASE,
  52           .irq          = IIC0_IRQ,
  53           .pm           = IBM_CPM_IIC0,
  54           .additions    = &ibmstb4_iic0_def,
  55           .show         = &ocp_show_iic_data
  56         },
  57         { .vendor       = OCP_VENDOR_IBM,
  58           .function     = OCP_FUNC_IIC,
  59           .paddr        = IIC1_BASE,
  60           .irq          = IIC1_IRQ,
  61           .pm           = IBM_CPM_IIC1,
  62           .additions    = &ibmstb4_iic1_def,
  63           .show         = &ocp_show_iic_data
  64         },
  65         { .vendor       = OCP_VENDOR_IBM,
  66           .function     = OCP_FUNC_GPIO,
  67           .paddr        = GPIO0_BASE,
  68           .irq          = OCP_IRQ_NA,
  69           .pm           = IBM_CPM_GPIO0,
  70         },
  71         { .vendor       = OCP_VENDOR_IBM,
  72           .function     = OCP_FUNC_IDE,
  73           .paddr        = IDE0_BASE,
  74           .irq          = IDE0_IRQ,
  75           .pm           = OCP_CPM_NA,
  76         },
  77         { .vendor       = OCP_VENDOR_INVALID,
  78         }
  79 };
  80
  81 /* Polarity and triggering settings for internal interrupt sources */
  82 struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = {
  83         { .polarity     = 0x7fffff01,
  84           .triggering   = 0x00000000,
  85           .ext_irq_mask = 0x0000007e,   /* IRQ0 - IRQ5 */
  86         }
  87 };
  88
  89 static struct resource ohci_usb_resources[] = {
  90         [0] = {
  91                 .start  = USB0_BASE,
  92                 .end    = USB0_BASE + USB0_SIZE - 1,
  93                 .flags  = IORESOURCE_MEM,
  94         },
  95         [1] = {
  96                 .start  = USB0_IRQ,
  97                 .end    = USB0_IRQ,
  98                 .flags  = IORESOURCE_IRQ,
  99         },
 100 };
 101
 102 static u64 dma_mask = 0xffffffffULL;
 103
 104 static struct platform_device ohci_usb_device = {
 105         .name           = "ppc-soc-ohci",
 106         .id             = 0,
 107         .num_resources  = ARRAY_SIZE(ohci_usb_resources),
 108         .resource       = ohci_usb_resources,
 109         .dev            = {
 110                 .dma_mask = &dma_mask,
 111                 .coherent_dma_mask = 0xffffffffULL,
 112         }
 113 };
 114
 115 static struct platform_device *ibmstb4_devs[] __initdata = {
 116         &ohci_usb_device,
 117 };
 118
 119 static int __init
 120 ibmstb4_platform_add_devices(void)
 121 {
 122         return platform_add_devices(ibmstb4_devs, ARRAY_SIZE(ibmstb4_devs));
 123 }
 124 arch_initcall(ibmstb4_platform_add_devices);