101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
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* linux/arch/sh/boards/hp6xx/setup.c
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*
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* Copyright (C) 2002 Andriy Skulysh
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*
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* May be copied or modified under the terms of the GNU General Public
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* License. See linux/COPYING for more information.
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*
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* Setup code for an HP680 (internal peripherials only)
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*/
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#include <linux/types.h>
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#include <linux/init.h>
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#include <asm/hd64461.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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#include <asm/hp6xx.h>
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#include <asm/cpu/dac.h>
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#define SCPCR 0xa4000116
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#define SCPDR 0xa4000136
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static void __init hp6xx_setup(char **cmdline_p)
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{
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u8 v8;
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u16 v;
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v = inw(HD64461_STBCR);
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v |= HD64461_STBCR_SURTST | HD64461_STBCR_SIRST |
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HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST |
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HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST |
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HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST |
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HD64461_STBCR_SAFECKE_IST;
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#ifndef CONFIG_HD64461_ENABLER
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v |= HD64461_STBCR_SPC1ST;
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#endif
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outw(v, HD64461_STBCR);
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v = inw(HD64461_GPADR);
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v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
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outw(v, HD64461_GPADR);
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outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
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#ifndef CONFIG_HD64461_ENABLER
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outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
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#endif
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sh_dac_output(0, DAC_SPEAKER_VOLUME);
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sh_dac_disable(DAC_SPEAKER_VOLUME);
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v8 = ctrl_inb(DACR);
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v8 &= ~DACR_DAE;
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ctrl_outb(v8,DACR);
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v8 = ctrl_inb(SCPDR);
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v8 |= SCPDR_TS_SCAN_X | SCPDR_TS_SCAN_Y;
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v8 &= ~SCPDR_TS_SCAN_ENABLE;
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ctrl_outb(v8, SCPDR);
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v = ctrl_inw(SCPCR);
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v &= ~SCPCR_TS_MASK;
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v |= SCPCR_TS_ENABLE;
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ctrl_outw(v, SCPCR);
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}
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/*
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* XXX: This is stupid, we should have a generic machine vector for the cchips
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* and just wrap the platform setup code in to this, as it's the only thing
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* that ends up being different.
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*/
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struct sh_machine_vector mv_hp6xx __initmv = {
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.mv_name = "hp6xx",
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.mv_setup = hp6xx_setup,
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.mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM,
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.mv_inb = hd64461_inb,
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.mv_inw = hd64461_inw,
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.mv_inl = hd64461_inl,
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.mv_outb = hd64461_outb,
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.mv_outw = hd64461_outw,
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.mv_outl = hd64461_outl,
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.mv_inb_p = hd64461_inb_p,
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.mv_inw_p = hd64461_inw,
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.mv_inl_p = hd64461_inl,
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.mv_outb_p = hd64461_outb_p,
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.mv_outw_p = hd64461_outw,
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.mv_outl_p = hd64461_outl,
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.mv_insb = hd64461_insb,
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.mv_insw = hd64461_insw,
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.mv_insl = hd64461_insl,
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.mv_outsb = hd64461_outsb,
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.mv_outsw = hd64461_outsw,
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.mv_outsl = hd64461_outsl,
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.mv_readw = hd64461_readw,
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.mv_writew = hd64461_writew,
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.mv_irq_demux = hd64461_irq_demux,
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};
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ALIAS_MV(hp6xx)
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