add via modify part source code for wm8880 4.4 kitkat

1 files changed, 101 insertions, 0 deletions

diff --git a/ANDROID_3.4.5/drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/dhd_gpio.c b/ANDROID_3.4.5/drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/dhd_gpio.c
new file mode 100755
index 00000000..4311cb45
--- /dev/null
+++ b/ANDROID_3.4.5/drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/dhd_gpio.c
@@ -0,0 +1,101 @@
+/*
+* 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)
+extern void wifi_power_ctrl_comm(int open,int mdelay);
+extern void force_remove_sdio2(void);
+extern void wmt_detect_sdio2(void);
+
+#ifdef CUSTOMER_OOB
+int bcm_wlan_get_oob_irq(void)
+{
+	int host_oob_irq = 0;
+
+	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);
+
+	return host_oob_irq;
+}
+#else
+int bcm_wlan_get_oob_irq(void)
+{
+}
+#endif
+
+void bcm_wlan_power_on(int flag)
+{
+	if (flag == 1) {
+		printk("======== PULL WL_REG_ON HIGH! ========\n");
+		//gpio_set_value(EXYNOS4_GPK1(0), 1);
+		wifi_power_ctrl_comm(1,0x00);
+		mdelay(100);
+		printk("======== Card detection to detect SDIO card! ========\n");
+		//sdhci_s3c_force_presence_change(&sdmmc_channel, 1);
+		wmt_detect_sdio2();
+	} else {
+		printk("======== PULL WL_REG_ON HIGH! (flag = %d) ========\n", flag);
+		//gpio_set_value(EXYNOS4_GPK1(0), 1);
+		wifi_power_ctrl_comm(1,0x00);
+	}
+}
+
+void bcm_wlan_power_off(int flag)
+{
+	if (flag == 1) {
+		printk("======== Card detection to remove SDIO card! ========\n");
+		//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);
+	} else {
+		printk("======== PULL WL_REG_ON LOW! (flag = %d) ========\n", flag);
+		//gpio_set_value(EXYNOS4_GPK1(0), 0);
+		wifi_power_ctrl_comm(0,0x00);
+	}
+}
+
+#endif /* CUSTOMER_HW */