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setup.c

/*
 * linux/arch/sh/boards/se/7722/setup.c
 *
 * Copyright (C) 2007 Nobuhiro Iwamatsu
 *
 * Hitachi UL SolutionEngine 7722 Support.
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/input.h>
#include <linux/smc91x.h>
#include <asm/machvec.h>
#include <asm/clock.h>
#include <mach-se/mach/se7722.h>
#include <asm/io.h>
#include <asm/heartbeat.h>
#include <asm/sh_keysc.h>

/* Heartbeat */
static struct heartbeat_data heartbeat_data = {
      .regsize = 16,
};

static struct resource heartbeat_resources[] = {
      [0] = {
            .start  = PA_LED,
            .end    = PA_LED,
            .flags  = IORESOURCE_MEM,
      },
};

static struct platform_device heartbeat_device = {
      .name           = "heartbeat",
      .id             = -1,
      .dev = {
            .platform_data = &heartbeat_data,
      },
      .num_resources  = ARRAY_SIZE(heartbeat_resources),
      .resource       = heartbeat_resources,
};

/* SMC91x */
static struct smc91x_platdata smc91x_info = {
      .flags = SMC91X_USE_16BIT,
};

static struct resource smc91x_eth_resources[] = {
      [0] = {
            .name   = "smc91x-regs" ,
            .start  = PA_LAN + 0x300,
            .end    = PA_LAN + 0x300 + 0x10 ,
            .flags  = IORESOURCE_MEM,
      },
      [1] = {
            .start  = SMC_IRQ,
            .end    = SMC_IRQ,
            .flags  = IORESOURCE_IRQ,
      },
};

static struct platform_device smc91x_eth_device = {
      .name           = "smc91x",
      .id             = 0,
      .dev = {
            .dma_mask               = NULL,         /* don't use dma */
            .coherent_dma_mask      = 0xffffffff,
            .platform_data    = &smc91x_info,
      },
      .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
      .resource       = smc91x_eth_resources,
};

static struct resource cf_ide_resources[] = {
      [0] = {
            .start  = PA_MRSHPC_IO + 0x1f0,
            .end    = PA_MRSHPC_IO + 0x1f0 + 8 ,
            .flags  = IORESOURCE_IO,
      },
      [1] = {
            .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
            .end    = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
            .flags  = IORESOURCE_IO,
      },
      [2] = {
            .start  = MRSHPC_IRQ0,
            .end    = MRSHPC_IRQ0,
            .flags  = IORESOURCE_IRQ,
      },
};

static struct platform_device cf_ide_device  = {
      .name           = "pata_platform",
      .id             = -1,
      .num_resources  = ARRAY_SIZE(cf_ide_resources),
      .resource       = cf_ide_resources,
};

static struct sh_keysc_info sh_keysc_info = {
      .mode = SH_KEYSC_MODE_1, /* KEYOUT0->5, KEYIN0->4 */
      .scan_timing = 3,
      .delay = 5,
      .keycodes = { /* SW1 -> SW30 */
            KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
            KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
            KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
            KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T,
            KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y,
            KEY_Z,
            KEY_HOME, KEY_SLEEP, KEY_WAKEUP, KEY_COFFEE, /* life */
      },
};

static struct resource sh_keysc_resources[] = {
      [0] = {
            .start  = 0x044b0000,
            .end    = 0x044b000f,
            .flags  = IORESOURCE_MEM,
      },
      [1] = {
            .start  = 79,
            .flags  = IORESOURCE_IRQ,
      },
};

static struct platform_device sh_keysc_device = {
      .name           = "sh_keysc",
      .num_resources  = ARRAY_SIZE(sh_keysc_resources),
      .resource       = sh_keysc_resources,
      .dev  = {
            .platform_data    = &sh_keysc_info,
      },
};

static struct platform_device *se7722_devices[] __initdata = {
      &heartbeat_device,
      &smc91x_eth_device,
      &cf_ide_device,
      &sh_keysc_device,
};

static int __init se7722_devices_setup(void)
{
      clk_always_enable("mstp214"); /* KEYSC */

      return platform_add_devices(se7722_devices,
            ARRAY_SIZE(se7722_devices));
}
device_initcall(se7722_devices_setup);

static void __init se7722_setup(char **cmdline_p)
{
      ctrl_outw(0x010D, FPGA_OUT);    /* FPGA */

      ctrl_outw(0x0000, PORT_PECR);   /* PORT E 1 = IRQ5 ,E 0 = BS */
      ctrl_outw(0x1000, PORT_PJCR);   /* PORT J 1 = IRQ1,J 0 =IRQ0 */

      /* LCDC I/O */
      ctrl_outw(0x0020, PORT_PSELD);

      /* SIOF1*/
      ctrl_outw(0x0003, PORT_PSELB);
      ctrl_outw(0xe000, PORT_PSELC);
      ctrl_outw(0x0000, PORT_PKCR);

      /* LCDC */
      ctrl_outw(0x4020, PORT_PHCR);
      ctrl_outw(0x0000, PORT_PLCR);
      ctrl_outw(0x0000, PORT_PMCR);
      ctrl_outw(0x0002, PORT_PRCR);
      ctrl_outw(0x0000, PORT_PXCR);   /* LCDC,CS6A */

      /* KEYSC */
      ctrl_outw(0x0A10, PORT_PSELA); /* BS,SHHID2 */
      ctrl_outw(0x0000, PORT_PYCR);
      ctrl_outw(0x0000, PORT_PZCR);
      ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x4000, PORT_HIZCRA);
      ctrl_outw(ctrl_inw(PORT_HIZCRC) & ~0xc000, PORT_HIZCRC);
}

/*
 * The Machine Vector
 */
static struct sh_machine_vector mv_se7722 __initmv = {
      .mv_name                = "Solution Engine 7722" ,
      .mv_setup               = se7722_setup ,
      .mv_nr_irqs       = SE7722_FPGA_IRQ_BASE + SE7722_FPGA_IRQ_NR,
      .mv_init_irq            = init_se7722_IRQ,
};

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