arch/sh/boards/se/7780/setup.c

   1 /*
   2  * linux/arch/sh/boards/se/7780/setup.c
   3  *
   4  * Copyright (C) 2006,2007  Nobuhiro Iwamatsu
   5  *
   6  * Hitachi UL SolutionEngine 7780 Support.
   7  *
   8  * This file is subject to the terms and conditions of the GNU General Public
   9  * License.  See the file "COPYING" in the main directory of this archive
  10  * for more details.
  11  */
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <asm/machvec.h>
  15 #include <asm/se7780.h>
  16 #include <asm/io.h>
  17 #include <asm/heartbeat.h>
  18
  19 /* Heartbeat */
  20 static struct heartbeat_data heartbeat_data = {
  21         .regsize = 16,
  22 };
  23
  24 static struct resource heartbeat_resources[] = {
  25         [0] = {
  26                 .start  = PA_LED,
  27                 .end    = PA_LED,
  28                 .flags  = IORESOURCE_MEM,
  29         },
  30 };
  31
  32 static struct platform_device heartbeat_device = {
  33         .name           = "heartbeat",
  34         .id             = -1,
  35         .dev = {
  36                 .platform_data = &heartbeat_data,
  37         },
  38         .num_resources  = ARRAY_SIZE(heartbeat_resources),
  39         .resource       = heartbeat_resources,
  40 };
  41
  42 /* SMC91x */
  43 static struct resource smc91x_eth_resources[] = {
  44         [0] = {
  45                 .name   = "smc91x-regs" ,
  46                 .start  = PA_LAN + 0x300,
  47                 .end    = PA_LAN + 0x300 + 0x10 ,
  48                 .flags  = IORESOURCE_MEM,
  49         },
  50         [1] = {
  51                 .start  = SMC_IRQ,
  52                 .end    = SMC_IRQ,
  53                 .flags  = IORESOURCE_IRQ,
  54         },
  55 };
  56
  57 static struct platform_device smc91x_eth_device = {
  58         .name           = "smc91x",
  59         .id             = 0,
  60         .dev = {
  61                 .dma_mask               = NULL,         /* don't use dma */
  62                 .coherent_dma_mask      = 0xffffffff,
  63         },
  64         .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
  65         .resource       = smc91x_eth_resources,
  66 };
  67
  68 static struct platform_device *se7780_devices[] __initdata = {
  69         &heartbeat_device,
  70         &smc91x_eth_device,
  71 };
  72
  73 static int __init se7780_devices_setup(void)
  74 {
  75         return platform_add_devices(se7780_devices,
  76                 ARRAY_SIZE(se7780_devices));
  77 }
  78 device_initcall(se7780_devices_setup);
  79
  80 #define GPIO_PHCR        0xFFEA000E
  81 #define GPIO_PMSELR      0xFFEA0080
  82 #define GPIO_PECR        0xFFEA0008
  83
  84 static void __init se7780_setup(char **cmdline_p)
  85 {
  86         /* "SH-Linux" on LED Display */
  87         ctrl_outw( 'S' , PA_LED_DISP + (DISP_SEL0_ADDR << 1) );
  88         ctrl_outw( 'H' , PA_LED_DISP + (DISP_SEL1_ADDR << 1) );
  89         ctrl_outw( '-' , PA_LED_DISP + (DISP_SEL2_ADDR << 1) );
  90         ctrl_outw( 'L' , PA_LED_DISP + (DISP_SEL3_ADDR << 1) );
  91         ctrl_outw( 'i' , PA_LED_DISP + (DISP_SEL4_ADDR << 1) );
  92         ctrl_outw( 'n' , PA_LED_DISP + (DISP_SEL5_ADDR << 1) );
  93         ctrl_outw( 'u' , PA_LED_DISP + (DISP_SEL6_ADDR << 1) );
  94         ctrl_outw( 'x' , PA_LED_DISP + (DISP_SEL7_ADDR << 1) );
  95
  96         printk(KERN_INFO "Hitachi UL Solutions Engine 7780SE03 support.\n");
  97
  98         /*
  99          * PCI REQ/GNT setting
 100          *   REQ0/GNT0 -> USB
 101          *   REQ1/GNT1 -> PC Card
 102          *   REQ2/GNT2 -> Serial ATA
 103          *   REQ3/GNT3 -> PCI slot
 104          */
 105         ctrl_outw(0x0213, FPGA_REQSEL);
 106
 107         /* GPIO setting */
 108         ctrl_outw(0x0000, GPIO_PECR);
 109         ctrl_outw(ctrl_inw(GPIO_PHCR)&0xfff3, GPIO_PHCR);
 110         ctrl_outw(0x0c00, GPIO_PMSELR);
 111
 112         /* iVDR Power ON */
 113         ctrl_outw(0x0001, FPGA_IVDRPW);
 114 }
 115
 116 /*
 117  * The Machine Vector
 118  */
 119 static struct sh_machine_vector mv_se7780 __initmv = {
 120         .mv_name                = "Solution Engine 7780" ,
 121         .mv_setup               = se7780_setup ,
 122         .mv_nr_irqs             = 111 ,
 123         .mv_init_irq            = init_se7780_IRQ,
 124 };