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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBDEV_RK_H
#define __USBDEV_RK_H
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/clk.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/of_gpio.h>
#include <linux/of_device.h>
#include <linux/of_address.h>
#include <linux/gpio.h>
#include <linux/wakelock.h>
#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/reset.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
#include <linux/rk_keys.h>
#include <linux/rockchip/cpu.h>
#include "usbdev_grf_regs.h"
#include "usbdev_bc.h"
#include "usbdev_rkuoc.h"
#define USB_PHY_ENABLED (0)
#define USB_PHY_SUSPEND (1)
#define PHY_USB_MODE (0)
#define PHY_UART_MODE (1)
#define PHY_POWER_DOWN (0)
#define PHY_POWER_UP (1)
#define USB_STATUS_BVABLID (1)
#define USB_STATUS_DPDM (2)
#define USB_STATUS_ID (3)
#define USB_STATUS_UARTMODE (4)
#define USB_CHIP_ID (5)
#define USB_REMOTE_WAKEUP (6)
#define USB_IRQ_WAKEUP (7)
#define UOC_HIWORD_UPDATE(val, mask, shift) \
((val) << (shift) | (mask) << ((shift) + 16))
enum rkusb_rst_flag {
RST_POR = 0, /* Reset power-on */
RST_RECNT, /* Reset re-connect */
RST_CHN_HALT, /* Reset a channel halt has been detected */
RST_OTHER,
};
/* rk3188 platform data */
extern struct dwc_otg_platform_data usb20otg_pdata_rk3188;
extern struct dwc_otg_platform_data usb20host_pdata_rk3188;
extern struct rkehci_platform_data rkehci_pdata_rk3188;
/* rk3288 platform data */
extern struct dwc_otg_platform_data usb20otg_pdata_rk3288;
extern struct dwc_otg_platform_data usb20host_pdata_rk3288;
extern struct rkehci_platform_data rkehci1_pdata_rk3288;
extern struct rkehci_platform_data rkehci_pdata_rk3288;
extern struct rkehci_platform_data rkohci_pdata_rk3288;
/* rk3036 platform data */
extern struct dwc_otg_platform_data usb20otg_pdata_rk3036;
extern struct dwc_otg_platform_data usb20host_pdata_rk3036;
/* rk3126 platform data */
extern struct dwc_otg_platform_data usb20otg_pdata_rk3126;
extern struct dwc_otg_platform_data usb20host_pdata_rk3126;
extern struct dwc_otg_platform_data usb20ohci_pdata_rk3126;
extern struct rkehci_platform_data usb20ehci_pdata_rk3126;
/* rk3368 platform data */
extern struct rkehci_platform_data usb20ehci_pdata_rk3368;
extern struct dwc_otg_platform_data usb20ohci_pdata_rk3368;
extern struct dwc_otg_platform_data usb20otg_pdata_rk3368;
struct dwc_otg_platform_data {
void *privdata;
struct device *dev;
struct clk *phyclk;
struct clk *ahbclk;
struct clk *busclk;
struct clk *phyclk_480m;
int phy_status;
void (*hw_init) (void);
void (*phy_suspend) (void *pdata, int suspend);
void (*soft_reset) (void *pdata, enum rkusb_rst_flag rst_type);
void (*clock_init) (void *pdata);
void (*clock_enable) (void *pdata, int enable);
void (*power_enable) (int enable);
void (*dwc_otg_uart_mode) (void *pdata, int enter_usb_uart_mode);
void (*bc_detect_cb) (int bc_type);
int (*get_status) (int id);
void (*phy_power_down)(int power_down);
};
struct rkehci_platform_data {
struct device *dev;
struct clk *hclk_ehci;
struct clk *ehci_phy_480m;
struct clk *ehci_phy_12m;
struct clk *phyclk;
struct clk *ahbclk;
void (*hw_init) (void);
void (*clock_init) (void *pdata);
void (*clock_enable) (void *pdata, int enable);
void (*phy_suspend) (void *pdata, int suspend);
void (*soft_reset) (void *pdata, enum rkusb_rst_flag rst_type);
int (*get_status) (int id);
int clk_status;
int phy_status;
};
struct dwc_otg_control_usb {
pGRF_UOC0_REG grf_uoc0_base;
pGRF_UOC1_REG grf_uoc1_base;
pGRF_UOC2_REG grf_uoc2_base;
pGRF_UOC3_REG grf_uoc3_base;
pGRF_UOC4_REG grf_uoc4_base;
pGRF_SOC_STATUS_RK3188 grf_soc_status0_rk3188;
pGRF_SOC_STATUS1_RK3288 grf_soc_status1_rk3288;
pGRF_SOC_STATUS2_RK3288 grf_soc_status2_rk3288;
pGRF_SOC_STATUS19_RK3288 grf_soc_status19_rk3288;
pGRF_SOC_STATUS21_RK3288 grf_soc_status21_rk3288;
u32 grf_otg_st_offset;
struct regmap *grf;
struct gpio *host_gpios;
struct gpio *otg_gpios;
struct clk *hclk_usb_peri;
struct delayed_work usb_det_wakeup_work;
struct delayed_work usb_charger_det_work;
struct wake_lock usb_wakelock;
int remote_wakeup;
int usb_irq_wakeup;
int linestate_wakeup;
int chip_id;
};
enum {
RK3188_USB_CTLR = 0, /* rk3188 chip usb */
RK3288_USB_CTLR, /* rk3288 chip usb */
RK3036_USB_CTLR, /* rk3036 chip usb */
RK3126_USB_CTLR,
};
struct rkehci_pdata_id {
char name[32];
struct rkehci_platform_data *pdata;
};
#ifdef CONFIG_ARM
int is_rk3288_usb(void);
#else
static inline int is_rk3288_usb(void)
{
return false;
}
#endif
#endif
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