3264f976d3
Rearrange platform-dependent codes from arch/m32r/kernel/*.c
to arch/m32r/platforms/{platform}/.
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
156 lines
3.6 KiB
C
156 lines
3.6 KiB
C
/*
|
|
* linux/arch/m32r/platforms/m32104ut/setup.c
|
|
*
|
|
* Setup routines for M32104UT Board
|
|
*
|
|
* Copyright (c) 2002-2005 Hiroyuki Kondo, Hirokazu Takata,
|
|
* Hitoshi Yamamoto, Mamoru Sakugawa,
|
|
* Naoto Sugai, Hayato Fujiwara
|
|
*/
|
|
|
|
#include <linux/irq.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/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_m32104ut_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_m32104ut_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_m32104ut(unsigned int irq)
|
|
{
|
|
disable_m32104ut_irq(irq);
|
|
}
|
|
|
|
static void end_m32104ut_irq(unsigned int irq)
|
|
{
|
|
enable_m32104ut_irq(irq);
|
|
}
|
|
|
|
static unsigned int startup_m32104ut_irq(unsigned int irq)
|
|
{
|
|
enable_m32104ut_irq(irq);
|
|
return (0);
|
|
}
|
|
|
|
static void shutdown_m32104ut_irq(unsigned int irq)
|
|
{
|
|
unsigned long port;
|
|
|
|
port = irq2port(irq);
|
|
outl(M32R_ICUCR_ILEVEL7, port);
|
|
}
|
|
|
|
static struct hw_interrupt_type m32104ut_irq_type =
|
|
{
|
|
.typename = "M32104UT-IRQ",
|
|
.startup = startup_m32104ut_irq,
|
|
.shutdown = shutdown_m32104ut_irq,
|
|
.enable = enable_m32104ut_irq,
|
|
.disable = disable_m32104ut_irq,
|
|
.ack = mask_and_ack_m32104ut,
|
|
.end = end_m32104ut_irq
|
|
};
|
|
|
|
void __init init_IRQ(void)
|
|
{
|
|
static int once = 0;
|
|
|
|
if (once)
|
|
return;
|
|
else
|
|
once++;
|
|
|
|
#if defined(CONFIG_SMC91X)
|
|
/* INT#0: LAN controller on M32104UT-LAN (SMC91C111)*/
|
|
irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED;
|
|
irq_desc[M32R_IRQ_INT0].chip = &m32104ut_irq_type;
|
|
irq_desc[M32R_IRQ_INT0].action = 0;
|
|
irq_desc[M32R_IRQ_INT0].depth = 1;
|
|
icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD11; /* "H" level sense */
|
|
disable_m32104ut_irq(M32R_IRQ_INT0);
|
|
#endif /* CONFIG_SMC91X */
|
|
|
|
/* MFT2 : system timer */
|
|
irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED;
|
|
irq_desc[M32R_IRQ_MFT2].chip = &m32104ut_irq_type;
|
|
irq_desc[M32R_IRQ_MFT2].action = 0;
|
|
irq_desc[M32R_IRQ_MFT2].depth = 1;
|
|
icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
|
|
disable_m32104ut_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 = &m32104ut_irq_type;
|
|
irq_desc[M32R_IRQ_SIO0_R].action = 0;
|
|
irq_desc[M32R_IRQ_SIO0_R].depth = 1;
|
|
icu_data[M32R_IRQ_SIO0_R].icucr = M32R_ICUCR_IEN;
|
|
disable_m32104ut_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 = &m32104ut_irq_type;
|
|
irq_desc[M32R_IRQ_SIO0_S].action = 0;
|
|
irq_desc[M32R_IRQ_SIO0_S].depth = 1;
|
|
icu_data[M32R_IRQ_SIO0_S].icucr = M32R_ICUCR_IEN;
|
|
disable_m32104ut_irq(M32R_IRQ_SIO0_S);
|
|
#endif /* CONFIG_SERIAL_M32R_SIO */
|
|
}
|
|
|
|
#if defined(CONFIG_SMC91X)
|
|
|
|
#define LAN_IOSTART 0x300
|
|
#define LAN_IOEND 0x320
|
|
static struct resource smc91x_resources[] = {
|
|
[0] = {
|
|
.start = (LAN_IOSTART),
|
|
.end = (LAN_IOEND),
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = M32R_IRQ_INT0,
|
|
.end = M32R_IRQ_INT0,
|
|
.flags = IORESOURCE_IRQ,
|
|
}
|
|
};
|
|
|
|
static struct platform_device smc91x_device = {
|
|
.name = "smc91x",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(smc91x_resources),
|
|
.resource = smc91x_resources,
|
|
};
|
|
#endif
|
|
|
|
static int __init platform_init(void)
|
|
{
|
|
#if defined(CONFIG_SMC91X)
|
|
platform_device_register(&smc91x_device);
|
|
#endif
|
|
return 0;
|
|
}
|
|
arch_initcall(platform_init);
|