arch/sh/boards/se/7722/setup.c

   1 /*
   2  * linux/arch/sh/boards/se/7722/setup.c
   3  *
   4  * Copyright (C) 2007 Nobuhiro Iwamatsu
   5  *
   6  * Hitachi UL SolutionEngine 7722 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  */
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/pata_platform.h>
  16 #include <asm/machvec.h>
  17 #include <asm/se7722.h>
  18 #include <asm/io.h>
  19
  20 /* Heartbeat */
  21 static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
  22
  23 static struct resource heartbeat_resources[] = {
  24         [0] = {
  25                 .start  = PA_LED,
  26                 .end    = PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
  27                 .flags  = IORESOURCE_MEM,
  28         },
  29 };
  30
  31 static struct platform_device heartbeat_device = {
  32         .name           = "heartbeat",
  33         .id             = -1,
  34         .dev    = {
  35                 .platform_data  = heartbeat_bit_pos,
  36         },
  37         .num_resources  = ARRAY_SIZE(heartbeat_resources),
  38         .resource       = heartbeat_resources,
  39 };
  40
  41 /* SMC91x */
  42 static struct resource smc91x_eth_resources[] = {
  43         [0] = {
  44                 .name   = "smc91x-regs" ,
  45                 .start  = PA_LAN + 0x300,
  46                 .end    = PA_LAN + 0x300 + 0x10 ,
  47                 .flags  = IORESOURCE_MEM,
  48         },
  49         [1] = {
  50                 .start  = SMC_IRQ,
  51                 .end    = SMC_IRQ,
  52                 .flags  = IORESOURCE_IRQ,
  53         },
  54 };
  55
  56 static struct platform_device smc91x_eth_device = {
  57         .name           = "smc91x",
  58         .id             = 0,
  59         .dev = {
  60                 .dma_mask               = NULL,         /* don't use dma */
  61                 .coherent_dma_mask      = 0xffffffff,
  62         },
  63         .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
  64         .resource       = smc91x_eth_resources,
  65 };
  66
  67 static struct resource cf_ide_resources[] = {
  68         [0] = {
  69                 .start  = PA_MRSHPC_IO + 0x1f0,
  70                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 ,
  71                 .flags  = IORESOURCE_IO,
  72         },
  73         [1] = {
  74                 .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
  75                 .end    = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
  76                 .flags  = IORESOURCE_IO,
  77         },
  78         [2] = {
  79                 .start  = MRSHPC_IRQ0,
  80                 .flags  = IORESOURCE_IRQ,
  81         },
  82 };
  83
  84 static struct platform_device cf_ide_device  = {
  85         .name           = "pata_platform",
  86         .id             = -1,
  87         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  88         .resource       = cf_ide_resources,
  89 };
  90
  91 static struct platform_device *se7722_devices[] __initdata = {
  92         &heartbeat_device,
  93         &smc91x_eth_device,
  94         &cf_ide_device,
  95 };
  96
  97 static int __init se7722_devices_setup(void)
  98 {
  99         return platform_add_devices(se7722_devices,
 100                 ARRAY_SIZE(se7722_devices));
 101 }
 102 device_initcall(se7722_devices_setup);
 103
 104 static void __init se7722_setup(char **cmdline_p)
 105 {
 106         ctrl_outw(0x010D, FPGA_OUT);    /* FPGA */
 107
 108         ctrl_outl(0x00051001, MSTPCR0);
 109         ctrl_outl(0x00000000, MSTPCR1);
 110         /* KEYSC, VOU, BEU, CEU, VEU, VPU, LCDC */
 111         ctrl_outl(0xffffbfC0, MSTPCR2);
 112
 113         ctrl_outw(0x0000, PORT_PECR);   /* PORT E 1 = IRQ5 ,E 0 = BS */
 114         ctrl_outw(0x1000, PORT_PJCR);   /* PORT J 1 = IRQ1,J 0 =IRQ0 */
 115
 116         /* LCDC I/O */
 117         ctrl_outw(0x0020, PORT_PSELD);
 118
 119         /* SIOF1*/
 120         ctrl_outw(0x0003, PORT_PSELB);
 121         ctrl_outw(0xe000, PORT_PSELC);
 122         ctrl_outw(0x0000, PORT_PKCR);
 123
 124         /* LCDC */
 125         ctrl_outw(0x4020, PORT_PHCR);
 126         ctrl_outw(0x0000, PORT_PLCR);
 127         ctrl_outw(0x0000, PORT_PMCR);
 128         ctrl_outw(0x0002, PORT_PRCR);
 129         ctrl_outw(0x0000, PORT_PXCR);   /* LCDC,CS6A */
 130
 131         /* KEYSC */
 132         ctrl_outw(0x0A10, PORT_PSELA); /* BS,SHHID2 */
 133         ctrl_outw(0x0000, PORT_PYCR);
 134         ctrl_outw(0x0000, PORT_PZCR);
 135 }
 136
 137 /*
 138  * The Machine Vector
 139  */
 140 struct sh_machine_vector mv_se7722 __initmv = {
 141         .mv_name                = "Solution Engine 7722" ,
 142         .mv_setup               = se7722_setup ,
 143         .mv_nr_irqs             = 109 ,
 144         .mv_init_irq            = init_se7722_IRQ,
 145         .mv_irq_demux           = se7722_irq_demux,
 146
 147 };
 148 ALIAS_MV(se7722)