u1: port sensors and modem interface from smdk4210 kernel

Change-Id: Ifa0a332a0413f4ceb3c70e96573786ae576a2ae0

1 files changed, 155 insertions, 0 deletions

diff --git a/drivers/misc/modem_if_u1/modem_link_device_hsic.h b/drivers/misc/modem_if_u1/modem_link_device_hsic.h
new file mode 100644
index 00000000000..604b06784e2
--- /dev/null
+++ b/drivers/misc/modem_if_u1/modem_link_device_hsic.h
@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2010 Google, Inc.
+ * Copyright (C) 2010 Samsung Electronics.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __MODEM_LINK_DEVICE_USB_H__
+#define __MODEM_LINK_DEVICE_USB_H__
+
+
+enum {
+	IF_USB_BOOT_EP = 0,
+	IF_USB_FMT_EP = 0,
+	IF_USB_RAW_EP,
+	IF_USB_RFS_EP,
+	IF_USB_CMD_EP,
+	IF_USB_DEVNUM_MAX,
+};
+
+/* each pipe has 2 ep for in/out */
+#define LINKPM_DEV_NUM	(IF_USB_DEVNUM_MAX * 2)
+/******************/
+/* xmm6260 specific */
+
+#define IOCTL_LINK_CONTROL_ENABLE	_IO('o', 0x30)
+#define IOCTL_LINK_CONTROL_ACTIVE	_IO('o', 0x31)
+#define IOCTL_LINK_GET_HOSTWAKE		_IO('o', 0x32)
+#define IOCTL_LINK_CONNECTED		_IO('o', 0x33)
+#define IOCTL_LINK_SET_BIAS_CLEAR	_IO('o', 0x34)
+#define IOCTL_LINK_GET_PHONEACTIVE	_IO('o', 0x35)
+
+/* VID,PID for IMC - XMM6260, XMM6262*/
+#define IMC_BOOT_VID		0x058b
+#define IMC_BOOT_PID		0x0041
+#define IMC_MAIN_VID		0x1519
+#define IMC_MAIN_PID		0x0020
+/* VID,PID for STE - M7400 */
+#define STE_BOOT_VID		0x04cc
+#define STE_BOOT_PID		0x7400
+#define STE_MAIN_VID		0x04cc
+#define STE_MAIN_PID		0x2333
+
+enum {
+	BOOT_DOWN = 0,
+	IPC_CHANNEL
+};
+
+enum ch_state {
+	STATE_SUSPENDED,
+	STATE_RESUMED,
+};
+
+#define HOSTWAKE_TRIGLEVEL	0
+/******************/
+
+struct link_pm_info {
+	struct usb_link_device *usb_ld;
+};
+
+struct usb_id_info {
+	int intf_id;
+	struct usb_link_device *usb_ld;
+};
+
+struct link_pm_data {
+	struct miscdevice miscdev;
+	struct usb_link_device *usb_ld;
+	unsigned irq_link_hostwake;
+	int (*link_ldo_enable)(bool);
+	unsigned gpio_link_enable;
+	unsigned gpio_link_active;
+	unsigned gpio_link_hostwake;
+	unsigned gpio_link_slavewake;
+	int (*link_reconnect)(void);
+	int link_reconnect_cnt;
+
+	struct workqueue_struct *wq;
+	struct completion active_done;
+	struct delayed_work link_pm_work;
+	struct delayed_work link_pm_start;
+	struct delayed_work link_reconnect_work;
+	bool resume_requested;
+	bool link_pm_active;
+	int resume_retry_cnt;
+
+	struct wake_lock l2_wake;
+	struct wake_lock boot_wake;
+	struct wake_lock rpm_wake;
+	struct wake_lock tx_async_wake;
+	struct notifier_block pm_notifier;
+	bool dpm_suspending;
+
+	/* Host wakeup toggle debugging */
+	unsigned ipc_debug_cnt;
+	unsigned long tx_cnt;
+	unsigned long rx_cnt;
+
+	void (*ehci_reg_dump)(struct device *);
+};
+
+struct if_usb_devdata {
+	struct usb_interface *data_intf;
+	struct usb_link_device *usb_ld;
+	struct usb_device *usbdev;
+	unsigned int tx_pipe;
+	unsigned int rx_pipe;
+	u8 disconnected;
+
+	int format;
+	struct urb *urb;
+	void *rx_buf;
+	unsigned int rx_buf_size;
+	enum ch_state state;
+};
+
+struct usb_link_device {
+	/*COMMON LINK DEVICE*/
+	struct link_device ld;
+
+	/*USB SPECIFIC LINK DEVICE*/
+	struct usb_device	*usbdev;
+	struct if_usb_devdata	devdata[IF_USB_DEVNUM_MAX];
+	unsigned int		dev_count;
+	unsigned int		suspended;
+	int if_usb_connected;
+
+	bool if_usb_is_main; /* boot,down(false) or main(true) */
+
+	/* LINK PM DEVICE DATA */
+	struct link_pm_data *link_pm_data;
+
+	/*RX retry work by -ENOMEM*/
+	struct delayed_work rx_retry_work;
+	struct urb *retry_urb;
+	unsigned rx_retry_cnt;
+};
+/* converts from struct link_device* to struct xxx_link_device* */
+#define to_usb_link_device(linkdev) \
+			container_of(linkdev, struct usb_link_device, ld)
+
+
+#ifdef FOR_TEGRA
+extern void tegra_ehci_txfilltuning(void);
+#endif
+
+#endif