linux_dsm_epyc7002/arch/arm/plat-omap/debug-devices.c
Ladislav Michl 3bc4801478 omap: use smc91x_platdata to setup smc91x
Use smc91x_platdata to setup smc91x, so we can get rid of OMAP specific stuff
in smc91x driver

Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2009-12-11 16:16:33 -08:00

97 lines
2.1 KiB
C

/*
* linux/arch/arm/plat-omap/debug-devices.c
*
* Copyright (C) 2005 Nokia Corporation
* Modified from mach-omap2/board-h4.c
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/smc91x.h>
#include <mach/hardware.h>
#include <plat/board.h>
#include <mach/gpio.h>
/* Many OMAP development platforms reuse the same "debug board"; these
* platforms include H2, H3, H4, and Perseus2.
*/
static struct smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
.leda = RPC_LED_100_10,
.ledb = RPC_LED_TX_RX,
};
static struct resource smc91x_resources[] = {
[0] = {
.flags = IORESOURCE_MEM,
},
[1] = {
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
},
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = -1,
.dev = {
.platform_data = &smc91x_info,
},
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
};
static struct resource led_resources[] = {
[0] = {
.flags = IORESOURCE_MEM,
},
};
static struct platform_device led_device = {
.name = "omap_dbg_led",
.id = -1,
.num_resources = ARRAY_SIZE(led_resources),
.resource = led_resources,
};
static struct platform_device *debug_devices[] __initdata = {
&smc91x_device,
&led_device,
/* ps2 kbd + mouse ports */
/* 4 extra uarts */
/* 6 input dip switches */
/* 8 output pins */
};
int __init debug_card_init(u32 addr, unsigned gpio)
{
int status;
smc91x_resources[0].start = addr + 0x300;
smc91x_resources[0].end = addr + 0x30f;
smc91x_resources[1].start = gpio_to_irq(gpio);
smc91x_resources[1].end = gpio_to_irq(gpio);
status = gpio_request(gpio, "SMC91x irq");
if (status < 0) {
printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio);
return status;
}
gpio_direction_input(gpio);
led_resources[0].start = addr;
led_resources[0].end = addr + SZ_4K - 1;
return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices));
}