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/*
* Customer code to add GPIO control during WLAN start/stop
* Copyright (C) 1999-2011, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: dhd_custom_gpio.c,v 1.2.42.1 2010-10-19 00:41:09 Exp $
*/
#include <osl.h>
#ifdef CUSTOMER_HW
#ifdef CONFIG_MACH_ODROID_4210
/*
#include <mach/gpio.h>
#include <mach/regs-gpio.h>
#include <plat/gpio-cfg.h>
#include <plat/sdhci.h>
#include <plat/devs.h> // modifed plat-samsung/dev-hsmmcX.c EXPORT_SYMBOL(s3c_device_hsmmcx) added
#define sdmmc_channel s3c_device_hsmmc0
*/
#endif
#include <mach/wmt_misc.h> //wifi_power_ctrl_comm(int open,int mdelay)
#include <mach/wmt_iomux.h>
#include <linux/gpio.h>
extern void wifi_power_ctrl_comm(int open,int mdelay);
extern void force_remove_sdio2(void);
extern void wmt_detect_sdio2(void);
#define OOB_IRQ WMT_PIN_GP1_GPIO15
#ifdef CUSTOMER_OOB
int bcm_wlan_get_oob_irq(void)
{
int host_oob_irq = OOB_IRQ;
int ret = 0;
ret = gpio_request(OOB_IRQ, "ap6493_oob_irq");
if(ret < 0)
{
printk("request gpio for ap6493 oob irq failed!\n");
return 0;
}
gpio_direction_input(OOB_IRQ);
wmt_gpio_setpull(WMT_PIN_GP62_WAKEUP0, WMT_GPIO_PULL_DOWN);
/*
#ifdef CONFIG_MACH_ODROID_4210
printk("GPIO(WL_HOST_WAKE) = EXYNOS4_GPX0(7) = %d\n", EXYNOS4_GPX0(7));
host_oob_irq = gpio_to_irq(EXYNOS4_GPX0(7));
gpio_direction_input(EXYNOS4_GPX0(7));
printk("host_oob_irq: %d \r\n", host_oob_irq);
#endif
*/
return host_oob_irq;
}
#endif
void bcm_wlan_power_on(int flag)
{
if (flag == 1) {
printk("======== PULL WL_REG_ON HIGH! ========\n");
#ifdef CONFIG_MACH_ODROID_4210
//gpio_set_value(EXYNOS4_GPK1(0), 1);
wifi_power_ctrl_comm(1,0x00);
/* Lets customer power to get stable */
mdelay(100);
printk("======== Card detection to detect SDIO card! ========\n");
//sdhci_s3c_force_presence_change(&sdmmc_channel, 1);
wmt_detect_sdio2();
#endif
} else {
printk("======== PULL WL_REG_ON HIGH! (flag = %d) ========\n", flag);
#ifdef CONFIG_MACH_ODROID_4210
//gpio_set_value(EXYNOS4_GPK1(0), 1);
wifi_power_ctrl_comm(1,0x00);
#endif
}
}
void bcm_wlan_power_off(int flag)
{
if (flag == 1) {
printk("======== Card detection to remove SDIO card! ========\n");
#ifdef CONFIG_MACH_ODROID_4210
//sdhci_s3c_force_presence_change(&sdmmc_channel, 0);
force_remove_sdio2();
mdelay(100);
printk("======== PULL WL_REG_ON LOW! ========\n");
//gpio_set_value(EXYNOS4_GPK1(0), 0);
wifi_power_ctrl_comm(0,0x00);
#endif
} else {
printk("======== PULL WL_REG_ON LOW! (flag = %d) ========\n", flag);
#ifdef CONFIG_MACH_ODROID_4210
//gpio_set_value(EXYNOS4_GPK1(0), 0);
wifi_power_ctrl_comm(0,0x00);
#endif
}
}
#endif /* CUSTOMER_HW */
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