tegrakernel/kernel/kernel-4.9/arch/sh/boards/board-sh2007.c

146 lines
3.2 KiB
C

/*
* SH-2007 board support.
*
* Copyright (C) 2003, 2004 SUGIOKA Toshinobu
* Copyright (C) 2010 Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
*/
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/io.h>
#include <asm/machvec.h>
#include <mach/sh2007.h>
/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
};
struct smsc911x_platform_config smc911x_info = {
.flags = SMSC911X_USE_32BIT,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
};
static struct resource smsc9118_0_resources[] = {
[0] = {
.start = SMC0_BASE,
.end = SMC0_BASE + 0xff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0x240),
.end = evt2irq(0x240),
.flags = IORESOURCE_IRQ,
}
};
static struct resource smsc9118_1_resources[] = {
[0] = {
.start = SMC1_BASE,
.end = SMC1_BASE + 0xff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0x280),
.end = evt2irq(0x280),
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device smsc9118_0_device = {
.name = "smsc911x",
.id = 0,
.num_resources = ARRAY_SIZE(smsc9118_0_resources),
.resource = smsc9118_0_resources,
.dev = {
.platform_data = &smc911x_info,
},
};
static struct platform_device smsc9118_1_device = {
.name = "smsc911x",
.id = 1,
.num_resources = ARRAY_SIZE(smsc9118_1_resources),
.resource = smsc9118_1_resources,
.dev = {
.platform_data = &smc911x_info,
},
};
static struct resource cf_resources[] = {
[0] = {
.start = CF_BASE + CF_OFFSET,
.end = CF_BASE + CF_OFFSET + 0x0f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = CF_BASE + CF_OFFSET + 0x206,
.end = CF_BASE + CF_OFFSET + 0x20f,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = evt2irq(0x2c0),
.end = evt2irq(0x2c0),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device cf_device = {
.name = "pata_platform",
.id = 0,
.num_resources = ARRAY_SIZE(cf_resources),
.resource = cf_resources,
};
static struct platform_device *sh2007_devices[] __initdata = {
&smsc9118_0_device,
&smsc9118_1_device,
&cf_device,
};
static int __init sh2007_io_init(void)
{
regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
platform_add_devices(sh2007_devices, ARRAY_SIZE(sh2007_devices));
return 0;
}
subsys_initcall(sh2007_io_init);
static void __init sh2007_init_irq(void)
{
plat_irq_setup_pins(IRQ_MODE_IRQ);
}
/*
* Initialize the board
*/
static void __init sh2007_setup(char **cmdline_p)
{
printk(KERN_INFO "SH-2007 Setup...");
/* setup wait control registers for area 5 */
__raw_writel(CS5BCR_D, CS5BCR);
__raw_writel(CS5WCR_D, CS5WCR);
__raw_writel(CS5PCR_D, CS5PCR);
printk(KERN_INFO " done.\n");
}
/*
* The Machine Vector
*/
struct sh_machine_vector mv_sh2007 __initmv = {
.mv_setup = sh2007_setup,
.mv_name = "sh2007",
.mv_init_irq = sh2007_init_irq,
};