blob: 2d3a5b4faf585b5dedcc201234cbf2efdfc3481d [file] [log] [blame]
/*
* linux/arch/sh/boards/hp6xx/setup.c
*
* Copyright (C) 2002 Andriy Skulysh
*
* May be copied or modified under the terms of the GNU General Public
* License. See linux/COPYING for more information.
*
* Setup code for an HP680 (internal peripherials only)
*/
#include <linux/types.h>
#include <linux/init.h>
#include <asm/hd64461.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/hp6xx/hp6xx.h>
#include <asm/cpu/dac.h>
#define SCPCR 0xa4000116
#define SCPDR 0xa4000136
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);
}
/*
* XXX: This is stupid, we should have a generic machine vector for the cchips
* and just wrap the platform setup code in to this, as it's the only thing
* that ends up being different.
*/
struct sh_machine_vector mv_hp6xx __initmv = {
.mv_name = "hp6xx",
.mv_setup = hp6xx_setup,
.mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM,
.mv_inb = hd64461_inb,
.mv_inw = hd64461_inw,
.mv_inl = hd64461_inl,
.mv_outb = hd64461_outb,
.mv_outw = hd64461_outw,
.mv_outl = hd64461_outl,
.mv_inb_p = hd64461_inb_p,
.mv_inw_p = hd64461_inw,
.mv_inl_p = hd64461_inl,
.mv_outb_p = hd64461_outb_p,
.mv_outw_p = hd64461_outw,
.mv_outl_p = hd64461_outl,
.mv_insb = hd64461_insb,
.mv_insw = hd64461_insw,
.mv_insl = hd64461_insl,
.mv_outsb = hd64461_outsb,
.mv_outsw = hd64461_outsw,
.mv_outsl = hd64461_outsl,
.mv_readw = hd64461_readw,
.mv_writew = hd64461_writew,
.mv_irq_demux = hd64461_irq_demux,
};
ALIAS_MV(hp6xx)