/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2017, HiSilicon. All rights reserved. */ #ifndef UFS_HISI_H_ #define UFS_HISI_H_ #define HBRN8_POLL_TOUT_MS 1000 /* * ufs sysctrl specific define */ #define PSW_POWER_CTRL (0x04) #define PHY_ISO_EN (0x08) #define HC_LP_CTRL (0x0C) #define PHY_CLK_CTRL (0x10) #define PSW_CLK_CTRL (0x14) #define CLOCK_GATE_BYPASS (0x18) #define RESET_CTRL_EN (0x1C) #define UFS_SYSCTRL (0x5C) #define UFS_DEVICE_RESET_CTRL (0x60) #define BIT_UFS_PSW_ISO_CTRL (1 << 16) #define BIT_UFS_PSW_MTCMOS_EN (1 << 0) #define BIT_UFS_REFCLK_ISO_EN (1 << 16) #define BIT_UFS_PHY_ISO_CTRL (1 << 0) #define BIT_SYSCTRL_LP_ISOL_EN (1 << 16) #define BIT_SYSCTRL_PWR_READY (1 << 8) #define BIT_SYSCTRL_REF_CLOCK_EN (1 << 24) #define MASK_SYSCTRL_REF_CLOCK_SEL (0x3 << 8) #define MASK_SYSCTRL_CFG_CLOCK_FREQ (0xFF) #define UFS_FREQ_CFG_CLK (0x39) #define BIT_SYSCTRL_PSW_CLK_EN (1 << 4) #define MASK_UFS_CLK_GATE_BYPASS (0x3F) #define BIT_SYSCTRL_LP_RESET_N (1 << 0) #define BIT_UFS_REFCLK_SRC_SEl (1 << 0) #define MASK_UFS_SYSCRTL_BYPASS (0x3F << 16) #define MASK_UFS_DEVICE_RESET (0x1 << 16) #define BIT_UFS_DEVICE_RESET (0x1) /* * M-TX Configuration Attributes for Hixxxx */ #define MPHY_TX_FSM_STATE 0x41 #define TX_FSM_HIBERN8 0x1 /* * Hixxxx UFS HC specific Registers */ enum { UFS_REG_OCPTHRTL = 0xc0, UFS_REG_OOCPR = 0xc4, UFS_REG_CDACFG = 0xd0, UFS_REG_CDATX1 = 0xd4, UFS_REG_CDATX2 = 0xd8, UFS_REG_CDARX1 = 0xdc, UFS_REG_CDARX2 = 0xe0, UFS_REG_CDASTA = 0xe4, UFS_REG_LBMCFG = 0xf0, UFS_REG_LBMSTA = 0xf4, UFS_REG_UFSMODE = 0xf8, UFS_REG_HCLKDIV = 0xfc, }; /* AHIT - Auto-Hibernate Idle Timer */ #define UFS_AHIT_AH8ITV_MASK 0x3FF /* REG UFS_REG_OCPTHRTL definition */ #define UFS_HCLKDIV_NORMAL_VALUE 0xE4 /* vendor specific pre-defined parameters */ #define SLOW 1 #define FAST 2 #define UFS_HISI_CAP_RESERVED BIT(0) #define UFS_HISI_CAP_PHY10nm BIT(1) struct ufs_hisi_host { struct ufs_hba *hba; void __iomem *ufs_sys_ctrl; struct reset_control *rst; uint64_t caps; bool in_suspend; }; #define ufs_sys_ctrl_writel(host, val, reg) \ writel((val), (host)->ufs_sys_ctrl + (reg)) #define ufs_sys_ctrl_readl(host, reg) readl((host)->ufs_sys_ctrl + (reg)) #define ufs_sys_ctrl_set_bits(host, mask, reg) \ ufs_sys_ctrl_writel( \ (host), ((mask) | (ufs_sys_ctrl_readl((host), (reg)))), (reg)) #define ufs_sys_ctrl_clr_bits(host, mask, reg) \ ufs_sys_ctrl_writel((host), \ ((~(mask)) & (ufs_sys_ctrl_readl((host), (reg)))), \ (reg)) #endif /* UFS_HISI_H_ */