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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef CPU_SAMSUNG_EXYNOS5420_USB_H
#define CPU_SAMSUNG_EXYNOS5420_USB_H
#include <soc/cpu.h>
#define CLK_24MHZ 5
#define HOST_CTRL0_PHYSWRSTALL (1 << 31)
#define HOST_CTRL0_COMMONON_N (1 << 9)
#define HOST_CTRL0_SIDDQ (1 << 6)
#define HOST_CTRL0_FORCESLEEP (1 << 5)
#define HOST_CTRL0_FORCESUSPEND (1 << 4)
#define HOST_CTRL0_WORDINTERFACE (1 << 3)
#define HOST_CTRL0_UTMISWRST (1 << 2)
#define HOST_CTRL0_LINKSWRST (1 << 1)
#define HOST_CTRL0_PHYSWRST (1 << 0)
#define HOST_CTRL0_FSEL_MASK (7 << 16)
#define EHCICTRL_ENAINCRXALIGN (1 << 29)
#define EHCICTRL_ENAINCR4 (1 << 28)
#define EHCICTRL_ENAINCR8 (1 << 27)
#define EHCICTRL_ENAINCR16 (1 << 26)
/* Register map for PHY control */
struct exynos5_usb_host_phy {
uint32_t usbphyctrl0;
uint32_t usbphytune0;
uint8_t reserved1[8];
uint32_t hsicphyctrl1;
uint32_t hsicphytune1;
uint8_t reserved2[8];
uint32_t hsicphyctrl2;
uint32_t hsicphytune2;
uint8_t reserved3[8];
uint32_t ehcictrl;
uint32_t ohcictrl;
uint32_t usbotgsys;
uint8_t reserved4[4];
uint32_t usbotgtune;
};
check_member(exynos5_usb_host_phy, usbotgtune, 0x40);
static struct exynos5_usb_host_phy * const exynos_usb_host_phy =
(void *)EXYNOS5_USB_HOST_PHY_BASE;
struct exynos5_usb_drd_phy {
uint8_t reserved1[4];
uint32_t linksystem;
uint32_t utmi;
uint32_t pipe;
uint32_t clkrst;
uint32_t reg0;
uint32_t reg1;
uint32_t param0;
uint32_t param1;
uint32_t term;
uint32_t test;
uint32_t adp;
uint32_t utmiclksel;
uint32_t resume;
uint8_t reserved2[8];
uint32_t linkhcbelt;
uint32_t linkport;
};
check_member(exynos5_usb_drd_phy, linkport, 0x44);
static struct exynos5_usb_drd_phy * const exynos_usb_drd0_phy =
(void *)EXYNOS5420_USB_DRD0_PHY_BASE;
static struct exynos5_usb_drd_phy * const exynos_usb_drd1_phy =
(void *)EXYNOS5420_USB_DRD1_PHY_BASE;
struct exynos5_usb_drd_dwc3 {
uint32_t sbuscfg0;
uint32_t sbuscfg1;
uint32_t txthrcfg;
uint32_t rxthrcfg;
uint32_t ctl;
uint32_t evten;
uint32_t sts;
uint8_t reserved0[4];
uint32_t snpsid;
uint32_t gpio;
uint32_t uid;
uint32_t uctl;
uint64_t buserraddr;
uint64_t prtbimap;
uint8_t reserved1[32];
uint32_t dbgfifospace;
uint32_t dbgltssm;
uint32_t dbglnmcc;
uint32_t dbgbmu;
uint32_t dbglspmux;
uint32_t dbglsp;
uint32_t dbgepinfo0;
uint32_t dbgepinfo1;
uint64_t prtbimap_hs;
uint64_t prtbimap_fs;
uint8_t reserved2[112];
uint32_t usb2phycfg;
uint8_t reserved3[60];
uint32_t usb2i2cctl;
uint8_t reserved4[60];
uint32_t usb2phyacc;
uint8_t reserved5[60];
uint32_t usb3pipectl;
uint8_t reserved6[60];
};
check_member(exynos5_usb_drd_dwc3, usb3pipectl, 0x1c0);
static struct exynos5_usb_drd_dwc3 * const exynos_usb_drd0_dwc3 =
(void *)EXYNOS5420_USB_DRD0_DWC3_BASE;
static struct exynos5_usb_drd_dwc3 * const exynos_usb_drd1_dwc3 =
(void *)EXYNOS5420_USB_DRD1_DWC3_BASE;
/* Leave hsic_gpio at 0 to not enable HSIC. */
void setup_usb_host_phy(int hsic_gpio);
void setup_usb_drd0_phy(void);
void setup_usb_drd1_phy(void);
/* Call reset_ before setup_, ensure at least 100ms pass in between. */
void reset_usb_drd0_dwc3(void);
void reset_usb_drd1_dwc3(void);
void setup_usb_drd0_dwc3(void);
void setup_usb_drd1_dwc3(void);
#endif
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