usb: tegra: modify USB platform data structures

Modify USB structures of platform data. Based on the new
platform data structures modifying the initialization in
board files.

Bug 887361

Change-Id: Ie6347a078c9a596a4debe21a353e127ddde35220
Signed-off-by: Rakesh Bodla <rbodla@nvidia.com>
Reviewed-on: http://git-master/r/103597
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Rohan Somvanshi <rsomvanshi@nvidia.com>

1 files changed, 119 insertions, 20 deletions

diff --git a/include/linux/platform_data/tegra_usb.h b/include/linux/platform_data/tegra_usb.h
index e6377c379b48..911175086977 100644
--- a/include/linux/platform_data/tegra_usb.h
+++ b/include/linux/platform_data/tegra_usb.h
@@ -16,33 +16,132 @@
 #ifndef _TEGRA_USB_H_
 #define _TEGRA_USB_H_
 
-enum tegra_usb_operating_modes {
-	TEGRA_USB_DEVICE,
-	TEGRA_USB_HOST,
-	TEGRA_USB_OTG,
+/**
+ * defines operation mode of the USB controller
+ */
+enum tegra_usb_operation_mode {
+	TEGRA_USB_OPMODE_DEVICE,
+	TEGRA_USB_OPMODE_HOST,
 };
 
-enum tegra_usb_phy_type {
-	TEGRA_USB_PHY_TYPE_UTMIP = 0,
-	TEGRA_USB_PHY_TYPE_LINK_ULPI = 1,
-	TEGRA_USB_PHY_TYPE_NULL_ULPI = 2,
-	TEGRA_USB_PHY_TYPE_HSIC = 3,
-	TEGRA_USB_PHY_TYPE_ICUSB = 4,
+/**
+ * defines the various phy interface mode supported by controller
+ */
+enum tegra_usb_phy_interface {
+	TEGRA_USB_PHY_INTF_UTMI = 0,
+	TEGRA_USB_PHY_INTF_ULPI_LINK = 1,
+	TEGRA_USB_PHY_INTF_ULPI_NULL = 2,
+	TEGRA_USB_PHY_INTF_HSIC = 3,
+	TEGRA_USB_PHY_INTF_ICUSB = 4,
 };
 
-struct tegra_ehci_platform_data {
-	enum tegra_usb_operating_modes operating_mode;
-	/* power down the phy on bus suspend */
-	int power_down_on_bus_suspend;
-	int hotplug;
-	int default_enable;
-	void *phy_config;
-	enum tegra_usb_phy_type phy_type;
+/**
+ * configuration structure for setting up utmi phy
+ */
+struct tegra_utmi_config {
+	u8 hssync_start_delay;
+	u8 elastic_limit;
+	u8 idle_wait_delay;
+	u8 term_range_adj;
+	u8 xcvr_setup;
+	u8 xcvr_lsfslew;
+	u8 xcvr_lsrslew;
+	signed char xcvr_setup_offset;
+	u8 xcvr_use_fuses;
 };
 
-struct tegra_otg_platform_data {
+/**
+ * configuration structure for setting up ulpi phy
+ */
+struct tegra_ulpi_config {
+	u8 shadow_clk_delay;
+	u8 clock_out_delay;
+	u8 data_trimmer;
+	u8 stpdirnxt_trimmer;
+	u8 dir_trimmer;
+	const char *clk;
+};
+
+/**
+ * configuration structure for setting up hsic phy
+ */
+struct tegra_hsic_config {
+	u8 sync_start_delay;
+	u8 idle_wait_delay;
+	u8 term_range_adj;
+	u8 elastic_underrun_limit;
+	u8 elastic_overrun_limit;
+};
+
+/**
+ * Platform specific operations that will be controlled
+ * during the phy operations.
+ */
+struct tegra_usb_phy_platform_ops {
+	void (*open)(void);
+	void (*init)(void);
+	void (*pre_suspend)(void);
+	void (*post_suspend)(void);
+	void (*pre_resume)(void);
+	void (*post_resume)(void);
+	void (*pre_phy_off)(void);
+	void (*post_phy_off)(void);
+	void (*pre_phy_on)(void);
+	void (*post_phy_on)(void);
+	void (*port_power)(void);
+	void (*close)(void);
+};
+
+/**
+ * defines structure for platform dependent device parameters
+ */
+struct tegra_usb_dev_mode_data {
+	int vbus_pmu_irq;
+	int vbus_gpio;
+	bool charging_supported;
+	bool remote_wakeup_supported;
+};
+
+/**
+ * defines structure for platform dependent host parameters
+ */
+struct tegra_usb_host_mode_data {
+	int vbus_gpio;
+	const char *vbus_reg;
+	bool hot_plug;
+	bool remote_wakeup_supported;
+	bool power_off_on_suspend;
+};
+
+/**
+ * defines structure for usb platform data
+ */
+struct tegra_usb_platform_data {
+	bool port_otg;
+	bool has_hostpc;
+	enum tegra_usb_phy_interface phy_intf;
+	enum tegra_usb_operation_mode op_mode;
+
+	union {
+		struct tegra_usb_dev_mode_data dev;
+		struct tegra_usb_host_mode_data host;
+	} u_data;
+
+	union {
+		struct tegra_utmi_config utmi;
+		struct tegra_ulpi_config ulpi;
+		struct tegra_hsic_config hsic;
+	} u_cfg;
+
+	struct tegra_usb_phy_platform_ops *ops;
+};
+
+/**
+ * defines structure for platform dependent OTG parameters
+ */
+struct tegra_usb_otg_data {
 	struct platform_device *ehci_device;
-	struct tegra_ehci_platform_data *ehci_pdata;
+	struct tegra_usb_platform_data *ehci_pdata;
 };
 
 #endif /* _TEGRA_USB_H_ */