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path: root/drivers/pcmcia/pxa2xx_stargate2.c
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Diffstat (limited to 'drivers/pcmcia/pxa2xx_stargate2.c')
-rw-r--r--drivers/pcmcia/pxa2xx_stargate2.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/drivers/pcmcia/pxa2xx_stargate2.c b/drivers/pcmcia/pxa2xx_stargate2.c
deleted file mode 100644
index 6efb7f814b4a..000000000000
--- a/drivers/pcmcia/pxa2xx_stargate2.c
+++ /dev/null
@@ -1,137 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/drivers/pcmcia/pxa2xx_stargate2.c
- *
- * Stargate 2 PCMCIA specific routines.
- *
- * Created: December 6, 2005
- * Author: Ed C. Epp
- * Copyright: Intel Corp 2005
- * Jonathan Cameron <jic23@cam.ac.uk> 2009
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-
-#include <pcmcia/ss.h>
-
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-
-#include "soc_common.h"
-
-#define SG2_S0_POWER_CTL 108
-#define SG2_S0_GPIO_RESET 82
-#define SG2_S0_GPIO_DETECT 53
-#define SG2_S0_GPIO_READY 81
-
-static struct gpio sg2_pcmcia_gpios[] = {
- { SG2_S0_GPIO_RESET, GPIOF_OUT_INIT_HIGH, "PCMCIA Reset" },
- { SG2_S0_POWER_CTL, GPIOF_OUT_INIT_HIGH, "PCMCIA Power Ctrl" },
-};
-
-static int sg2_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
-{
- skt->stat[SOC_STAT_CD].gpio = SG2_S0_GPIO_DETECT;
- skt->stat[SOC_STAT_CD].name = "PCMCIA0 CD";
- skt->stat[SOC_STAT_RDY].gpio = SG2_S0_GPIO_READY;
- skt->stat[SOC_STAT_RDY].name = "PCMCIA0 RDY";
- return 0;
-}
-
-static void sg2_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
- struct pcmcia_state *state)
-{
- state->bvd1 = 0; /* not available - battery detect on card */
- state->bvd2 = 0; /* not available */
- state->vs_3v = 1; /* not available - voltage detect for card */
- state->vs_Xv = 0; /* not available */
-}
-
-static int sg2_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
- const socket_state_t *state)
-{
- /* Enable card power */
- switch (state->Vcc) {
- case 0:
- /* sets power ctl register high */
- gpio_set_value(SG2_S0_POWER_CTL, 1);
- break;
- case 33:
- case 50:
- /* sets power control register low (clear) */
- gpio_set_value(SG2_S0_POWER_CTL, 0);
- msleep(100);
- break;
- default:
- pr_err("%s(): bad Vcc %u\n",
- __func__, state->Vcc);
- return -1;
- }
-
- /* reset */
- gpio_set_value(SG2_S0_GPIO_RESET, !!(state->flags & SS_RESET));
-
- return 0;
-}
-
-static struct pcmcia_low_level sg2_pcmcia_ops __initdata = {
- .owner = THIS_MODULE,
- .hw_init = sg2_pcmcia_hw_init,
- .socket_state = sg2_pcmcia_socket_state,
- .configure_socket = sg2_pcmcia_configure_socket,
- .nr = 1,
-};
-
-static struct platform_device *sg2_pcmcia_device;
-
-static int __init sg2_pcmcia_init(void)
-{
- int ret;
-
- if (!machine_is_stargate2())
- return -ENODEV;
-
- sg2_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
- if (!sg2_pcmcia_device)
- return -ENOMEM;
-
- ret = gpio_request_array(sg2_pcmcia_gpios, ARRAY_SIZE(sg2_pcmcia_gpios));
- if (ret)
- goto error_put_platform_device;
-
- ret = platform_device_add_data(sg2_pcmcia_device,
- &sg2_pcmcia_ops,
- sizeof(sg2_pcmcia_ops));
- if (ret)
- goto error_free_gpios;
-
- ret = platform_device_add(sg2_pcmcia_device);
- if (ret)
- goto error_free_gpios;
-
- return 0;
-error_free_gpios:
- gpio_free_array(sg2_pcmcia_gpios, ARRAY_SIZE(sg2_pcmcia_gpios));
-error_put_platform_device:
- platform_device_put(sg2_pcmcia_device);
-
- return ret;
-}
-
-static void __exit sg2_pcmcia_exit(void)
-{
- platform_device_unregister(sg2_pcmcia_device);
- gpio_free_array(sg2_pcmcia_gpios, ARRAY_SIZE(sg2_pcmcia_gpios));
-}
-
-fs_initcall(sg2_pcmcia_init);
-module_exit(sg2_pcmcia_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:pxa2xx-pcmcia");