Quelle  setup.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * linux/arch/sh/boards/se/7721/setup.c
 *
 * Copyright (C) 2008 Renesas Solutions Corp.
 *
 * Hitachi UL SolutionEngine 7721 Support.
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <mach-se/mach/se7721.h>
#include <mach-se/mach/mrshpc.h>
#include <asm/machvec.h>
#include <asm/io.h>
#include <asm/heartbeat.h>

static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };

static struct heartbeat_data heartbeat_data = {
 .bit_pos = heartbeat_bit_pos,
 .nr_bits = ARRAY_SIZE(heartbeat_bit_pos),
};

static struct resource heartbeat_resource = {
 .start = PA_LED,
 .end = PA_LED,
 .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
};

static struct platform_device heartbeat_device = {
 .name  = "heartbeat",
 .id  = -1,
 .dev = {
  .platform_data = &heartbeat_data,
 },
 .num_resources = 1,
 .resource = &heartbeat_resource,
};

static struct resource cf_ide_resources[] = {
 [0] = {
  .start = PA_MRSHPC_IO + 0x1f0,
  .end = PA_MRSHPC_IO + 0x1f0 + 8 ,
  .flags = IORESOURCE_IO,
 },
 [1] = {
  .start = PA_MRSHPC_IO + 0x1f0 + 0x206,
  .end = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
  .flags = IORESOURCE_IO,
 },
 [2] = {
  .start  = MRSHPC_IRQ0,
  .flags  = IORESOURCE_IRQ,
 },
};

static struct platform_device cf_ide_device = {
 .name  = "pata_platform",
 .id  = -1,
 .num_resources = ARRAY_SIZE(cf_ide_resources),
 .resource = cf_ide_resources,
};

static struct platform_device *se7721_devices[] __initdata = {
 &cf_ide_device,
 &heartbeat_device
};

static int __init se7721_devices_setup(void)
{
 mrshpc_setup_windows();
 return platform_add_devices(se7721_devices, ARRAY_SIZE(se7721_devices));
}
device_initcall(se7721_devices_setup);

static void __init se7721_setup(char **cmdline_p)
{
 /* for USB */
 __raw_writew(0x0000, 0xA405010C); /* PGCR */
 __raw_writew(0x0000, 0xA405010E); /* PHCR */
 __raw_writew(0x00AA, 0xA4050118); /* PPCR */
 __raw_writew(0x0000, 0xA4050124); /* PSELA */
}

/*
 * The Machine Vector
 */
struct sh_machine_vector mv_se7721 __initmv = {
 .mv_name  = "Solution Engine 7721",
 .mv_setup  = se7721_setup,
 .mv_init_irq  = init_se7721_IRQ,
};