34cdf25a12
CONFIG_HOTPLUG is going away as an option so __devinit is no longer needed. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Cc: Eric Miao <eric.y.miao@gmail.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Haojian Zhuang <haojian.zhuang@gmail.com> Acked-by: Eric Miao <eric.y.miao@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
93 lines
2.0 KiB
C
93 lines
2.0 KiB
C
/*
|
|
* drivers/pcmcia/sa1100_cerf.c
|
|
*
|
|
* PCMCIA implementation routines for CerfBoard
|
|
* Based off the Assabet.
|
|
*
|
|
*/
|
|
#include <linux/module.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/device.h>
|
|
#include <linux/init.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/gpio.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/irq.h>
|
|
#include <mach/cerf.h>
|
|
#include "sa1100_generic.h"
|
|
|
|
#define CERF_SOCKET 1
|
|
|
|
static int cerf_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
|
|
{
|
|
int ret;
|
|
|
|
ret = gpio_request_one(CERF_GPIO_CF_RESET, GPIOF_OUT_INIT_LOW, "CF_RESET");
|
|
if (ret)
|
|
return ret;
|
|
|
|
skt->stat[SOC_STAT_CD].gpio = CERF_GPIO_CF_CD;
|
|
skt->stat[SOC_STAT_CD].name = "CF_CD";
|
|
skt->stat[SOC_STAT_BVD1].gpio = CERF_GPIO_CF_BVD1;
|
|
skt->stat[SOC_STAT_BVD1].name = "CF_BVD1";
|
|
skt->stat[SOC_STAT_BVD2].gpio = CERF_GPIO_CF_BVD2;
|
|
skt->stat[SOC_STAT_BVD2].name = "CF_BVD2";
|
|
skt->stat[SOC_STAT_RDY].gpio = CERF_GPIO_CF_IRQ;
|
|
skt->stat[SOC_STAT_RDY].name = "CF_IRQ";
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void cerf_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
|
|
{
|
|
gpio_free(CERF_GPIO_CF_RESET);
|
|
}
|
|
|
|
static void
|
|
cerf_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state)
|
|
{
|
|
state->vs_3v = 1;
|
|
state->vs_Xv = 0;
|
|
}
|
|
|
|
static int
|
|
cerf_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
|
|
const socket_state_t *state)
|
|
{
|
|
switch (state->Vcc) {
|
|
case 0:
|
|
case 50:
|
|
case 33:
|
|
break;
|
|
|
|
default:
|
|
printk(KERN_ERR "%s(): unrecognized Vcc %u\n",
|
|
__func__, state->Vcc);
|
|
return -1;
|
|
}
|
|
|
|
gpio_set_value(CERF_GPIO_CF_RESET, !!(state->flags & SS_RESET));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct pcmcia_low_level cerf_pcmcia_ops = {
|
|
.owner = THIS_MODULE,
|
|
.hw_init = cerf_pcmcia_hw_init,
|
|
.hw_shutdown = cerf_pcmcia_hw_shutdown,
|
|
.socket_state = cerf_pcmcia_socket_state,
|
|
.configure_socket = cerf_pcmcia_configure_socket,
|
|
};
|
|
|
|
int pcmcia_cerf_init(struct device *dev)
|
|
{
|
|
int ret = -ENODEV;
|
|
|
|
if (machine_is_cerf())
|
|
ret = sa11xx_drv_pcmcia_probe(dev, &cerf_pcmcia_ops, CERF_SOCKET, 1);
|
|
|
|
return ret;
|
|
}
|