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/*
* linux/arch/m32r/platforms/mappi/setup.c
*
* Setup routines for Renesas MAPPI Board
*
* Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata,
* Hitoshi Yamamoto
*/
#include <linux/irq.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <asm/system.h>
#include <asm/m32r.h>
#include <asm/io.h>
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
icu_data_t icu_data[NR_IRQS];
static void disable_mappi_irq(unsigned int irq)
{
unsigned long port, data;
port = irq2port(irq);
data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
outl(data, port);
}
static void enable_mappi_irq(unsigned int irq)
{
unsigned long port, data;
port = irq2port(irq);
data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
outl(data, port);
}
static void mask_and_ack_mappi(unsigned int irq)
{
disable_mappi_irq(irq);
}
static void end_mappi_irq(unsigned int irq)
{
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
enable_mappi_irq(irq);
}
static unsigned int startup_mappi_irq(unsigned int irq)
{
enable_mappi_irq(irq);
return (0);
}
static void shutdown_mappi_irq(unsigned int irq)
{
unsigned long port;
port = irq2port(irq);
outl(M32R_ICUCR_ILEVEL7, port);
}
static struct irq_chip mappi_irq_type =
{
.typename = "MAPPI-IRQ",
.startup = startup_mappi_irq,
.shutdown = shutdown_mappi_irq,
.enable = enable_mappi_irq,
.disable = disable_mappi_irq,
.ack = mask_and_ack_mappi,
.end = end_mappi_irq
};
void __init init_IRQ(void)
{
static int once = 0;
if (once)
return;
else
once++;
#ifdef CONFIG_NE2000
/* INT0 : LAN controller (RTL8019AS) */
irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_INT0].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_INT0].action = NULL;
irq_desc[M32R_IRQ_INT0].depth = 1;
icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
disable_mappi_irq(M32R_IRQ_INT0);
#endif /* CONFIG_M32R_NE2000 */
/* MFT2 : system timer */
irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_MFT2].action = NULL;
irq_desc[M32R_IRQ_MFT2].depth = 1;
icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
disable_mappi_irq(M32R_IRQ_MFT2);
#ifdef CONFIG_SERIAL_M32R_SIO
/* SIO0_R : uart receive data */
irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_SIO0_R].action = NULL;
irq_desc[M32R_IRQ_SIO0_R].depth = 1;
icu_data[M32R_IRQ_SIO0_R].icucr = 0;
disable_mappi_irq(M32R_IRQ_SIO0_R);
/* SIO0_S : uart send data */
irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_SIO0_S].action = NULL;
irq_desc[M32R_IRQ_SIO0_S].depth = 1;
icu_data[M32R_IRQ_SIO0_S].icucr = 0;
disable_mappi_irq(M32R_IRQ_SIO0_S);
/* SIO1_R : uart receive data */
irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_SIO1_R].action = NULL;
irq_desc[M32R_IRQ_SIO1_R].depth = 1;
icu_data[M32R_IRQ_SIO1_R].icucr = 0;
disable_mappi_irq(M32R_IRQ_SIO1_R);
/* SIO1_S : uart send data */
irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_SIO1_S].action = NULL;
irq_desc[M32R_IRQ_SIO1_S].depth = 1;
icu_data[M32R_IRQ_SIO1_S].icucr = 0;
disable_mappi_irq(M32R_IRQ_SIO1_S);
#endif /* CONFIG_SERIAL_M32R_SIO */
#if defined(CONFIG_M32R_PCC)
/* INT1 : pccard0 interrupt */
irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_INT1].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_INT1].action = NULL;
irq_desc[M32R_IRQ_INT1].depth = 1;
icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
disable_mappi_irq(M32R_IRQ_INT1);
/* INT2 : pccard1 interrupt */
irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED;
irq_desc[M32R_IRQ_INT2].chip = &mappi_irq_type;
irq_desc[M32R_IRQ_INT2].action = NULL;
irq_desc[M32R_IRQ_INT2].depth = 1;
icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
disable_mappi_irq(M32R_IRQ_INT2);
#endif /* CONFIG_M32RPCC */
}
#if defined(CONFIG_FB_S1D13XXX)
#include <video/s1d13xxxfb.h>
#include <asm/s1d13806.h>
static struct s1d13xxxfb_pdata s1d13xxxfb_data = {
.initregs = s1d13xxxfb_initregs,
.initregssize = ARRAY_SIZE(s1d13xxxfb_initregs),
.platform_init_video = NULL,
#ifdef CONFIG_PM
.platform_suspend_video = NULL,
.platform_resume_video = NULL,
#endif
};
static struct resource s1d13xxxfb_resources[] = {
[0] = {
.start = 0x10200000UL,
.end = 0x1033FFFFUL,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0x10000000UL,
.end = 0x100001FFUL,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device s1d13xxxfb_device = {
.name = S1D_DEVICENAME,
.id = 0,
.dev = {
.platform_data = &s1d13xxxfb_data,
},
.num_resources = ARRAY_SIZE(s1d13xxxfb_resources),
.resource = s1d13xxxfb_resources,
};
static int __init platform_init(void)
{
platform_device_register(&s1d13xxxfb_device);
return 0;
}
arch_initcall(platform_init);
#endif
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