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-rw-r--r--arch/arm/mach-s3c2410/usb-simtec.c132
1 files changed, 0 insertions, 132 deletions
diff --git a/arch/arm/mach-s3c2410/usb-simtec.c b/arch/arm/mach-s3c2410/usb-simtec.c
deleted file mode 100644
index 29bd3d9..0000000
--- a/arch/arm/mach-s3c2410/usb-simtec.c
+++ /dev/null
@@ -1,132 +0,0 @@
-/* linux/arch/arm/mach-s3c2410/usb-simtec.c
- *
- * Copyright 2004-2005 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * http://www.simtec.co.uk/products/EB2410ITX/
- *
- * Simtec BAST and Thorcom VR1000 USB port support functions
- *
- * 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.
-*/
-
-#define DEBUG
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/gpio.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/io.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <mach/bast-map.h>
-#include <mach/bast-irq.h>
-
-#include <mach/hardware.h>
-#include <asm/irq.h>
-
-#include <plat/usb-control.h>
-#include <plat/devs.h>
-
-#include "usb-simtec.h"
-
-/* control power and monitor over-current events on various Simtec
- * designed boards.
-*/
-
-static unsigned int power_state[2];
-
-static void
-usb_simtec_powercontrol(int port, int to)
-{
- pr_debug("usb_simtec_powercontrol(%d,%d)\n", port, to);
-
- power_state[port] = to;
-
- if (power_state[0] && power_state[1])
- gpio_set_value(S3C2410_GPB(4), 0);
- else
- gpio_set_value(S3C2410_GPB(4), 1);
-}
-
-static irqreturn_t
-usb_simtec_ocirq(int irq, void *pw)
-{
- struct s3c2410_hcd_info *info = pw;
-
- if (gpio_get_value(S3C2410_GPG(10)) == 0) {
- pr_debug("usb_simtec: over-current irq (oc detected)\n");
- s3c2410_usb_report_oc(info, 3);
- } else {
- pr_debug("usb_simtec: over-current irq (oc cleared)\n");
- s3c2410_usb_report_oc(info, 0);
- }
-
- return IRQ_HANDLED;
-}
-
-static void usb_simtec_enableoc(struct s3c2410_hcd_info *info, int on)
-{
- int ret;
-
- if (on) {
- ret = request_irq(IRQ_USBOC, usb_simtec_ocirq,
- IRQF_DISABLED | IRQF_TRIGGER_RISING |
- IRQF_TRIGGER_FALLING,
- "USB Over-current", info);
- if (ret != 0) {
- printk(KERN_ERR "failed to request usb oc irq\n");
- }
- } else {
- free_irq(IRQ_USBOC, info);
- }
-}
-
-static struct s3c2410_hcd_info usb_simtec_info __initdata = {
- .port[0] = {
- .flags = S3C_HCDFLG_USED
- },
- .port[1] = {
- .flags = S3C_HCDFLG_USED
- },
-
- .power_control = usb_simtec_powercontrol,
- .enable_oc = usb_simtec_enableoc,
-};
-
-
-int usb_simtec_init(void)
-{
- int ret;
-
- printk("USB Power Control, Copyright 2004 Simtec Electronics\n");
-
- ret = gpio_request(S3C2410_GPB(4), "USB power control");
- if (ret < 0) {
- pr_err("%s: failed to get GPB4\n", __func__);
- return ret;
- }
-
- ret = gpio_request(S3C2410_GPG(10), "USB overcurrent");
- if (ret < 0) {
- pr_err("%s: failed to get GPG10\n", __func__);
- gpio_free(S3C2410_GPB(4));
- return ret;
- }
-
- /* turn power on */
- gpio_direction_output(S3C2410_GPB(4), 1);
- gpio_direction_input(S3C2410_GPG(10));
-
- s3c_ohci_set_platdata(&usb_simtec_info);
- return 0;
-}