linux/linux-5.4.31/arch/sh/boards/mach-se/7721/setup.c

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2024-01-30 10:43:28 +00:00
// 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,
};