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setup.c

/*
 * linux/arch/sh/boards/hp6xx/setup.c
 *
 * Copyright (C) 2002 Andriy Skulysh
 * Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
 *
 * May be copied or modified under the terms of the GNU General Public
 * License.  See linux/COPYING for more information.
 *
 * Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
 */
#include <linux/types.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <asm/hd64461.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/hp6xx.h>
#include <cpu/dac.h>

#define     SCPCR 0xa4000116
#define     SCPDR 0xa4000136

/* CF Slot */
static struct resource cf_ide_resources[] = {
      [0] = {
            .start = 0x15000000 + 0x1f0,
            .end   = 0x15000000 + 0x1f0 + 0x08 - 0x01,
            .flags = IORESOURCE_MEM,
      },
      [1] = {
            .start = 0x15000000 + 0x1fe,
            .end   = 0x15000000 + 0x1fe + 0x01,
            .flags = IORESOURCE_MEM,
      },
      [2] = {
            .start = 77,
            .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 platform_device jornadakbd_device = {
      .name       = "jornada680_kbd",
      .id         = -1,
};

static struct platform_device *hp6xx_devices[] __initdata = {
      &cf_ide_device,
      &jornadakbd_device,
};

static void __init hp6xx_init_irq(void)
{
      /* Gets touchscreen and powerbutton IRQ working */
      plat_irq_setup_pins(IRQ_MODE_IRQ);
}

static int __init hp6xx_devices_setup(void)
{
      return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
}

static void __init hp6xx_setup(char **cmdline_p)
{
      u8 v8;
      u16 v;

      v = inw(HD64461_STBCR);
      v |=  HD64461_STBCR_SURTST | HD64461_STBCR_SIRST      |
            HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST     |
            HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST     |
            HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST|
            HD64461_STBCR_SAFECKE_IST;
#ifndef CONFIG_HD64461_ENABLER
      v |= HD64461_STBCR_SPC1ST;
#endif
      outw(v, HD64461_STBCR);
      v = inw(HD64461_GPADR);
      v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
      outw(v, HD64461_GPADR);

      outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);

#ifndef CONFIG_HD64461_ENABLER
      outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
#endif

      sh_dac_output(0, DAC_SPEAKER_VOLUME);
      sh_dac_disable(DAC_SPEAKER_VOLUME);
      v8 = ctrl_inb(DACR);
      v8 &= ~DACR_DAE;
      ctrl_outb(v8,DACR);

      v8 = ctrl_inb(SCPDR);
      v8 |= SCPDR_TS_SCAN_X | SCPDR_TS_SCAN_Y;
      v8 &= ~SCPDR_TS_SCAN_ENABLE;
      ctrl_outb(v8, SCPDR);

      v = ctrl_inw(SCPCR);
      v &= ~SCPCR_TS_MASK;
      v |= SCPCR_TS_ENABLE;
      ctrl_outw(v, SCPCR);
}
device_initcall(hp6xx_devices_setup);

static struct sh_machine_vector mv_hp6xx __initmv = {
      .mv_name = "hp6xx",
      .mv_setup = hp6xx_setup,
      /* IRQ's : CPU(64) + CCHIP(16) + FREE_TO_USE(6) */
      .mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM + 6,
      .mv_irq_demux = hd64461_irq_demux,
      /* Enable IRQ0 -> IRQ3 in IRQ_MODE */
      .mv_init_irq = hp6xx_init_irq,
};

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