1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* Driver for Realtek PCI-Express card reader 3 * 4 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. 5 * 6 * Author: 7 * Wei WANG <wei_wang@realsil.com.cn> 8 */ 9 10 #ifndef __RTSX_PCR_H 11 #define __RTSX_PCR_H 12 13 #include <linux/rtsx_pci.h> 14 15 #define MIN_DIV_N_PCR 80 16 #define MAX_DIV_N_PCR 208 17 18 #define RTS522A_PME_FORCE_CTL 0xFF78 19 #define RTS522A_AUTOLOAD_CFG1 0xFF7C 20 #define RTS522A_PM_CTRL3 0xFF7E 21 22 #define RTS524A_PME_FORCE_CTL 0xFF78 23 #define REG_EFUSE_BYPASS 0x08 24 #define REG_EFUSE_POR 0x04 25 #define REG_EFUSE_POWER_MASK 0x03 26 #define REG_EFUSE_POWERON 0x03 27 #define REG_EFUSE_POWEROFF 0x00 28 #define RTS5250_CLK_CFG3 0xFF79 29 #define RTS525A_CFG_MEM_PD 0xF0 30 #define RTS524A_AUTOLOAD_CFG1 0xFF7C 31 #define RTS524A_PM_CTRL3 0xFF7E 32 #define RTS525A_BIOS_CFG 0xFF2D 33 #define RTS525A_LOAD_BIOS_FLAG 0x01 34 #define RTS525A_CLEAR_BIOS_FLAG 0x00 35 36 #define RTS525A_EFUSE_CTL 0xFC32 37 #define REG_EFUSE_ENABLE 0x80 38 #define REG_EFUSE_MODE 0x40 39 #define RTS525A_EFUSE_ADD 0xFC33 40 #define REG_EFUSE_ADD_MASK 0x3F 41 #define RTS525A_EFUSE_DATA 0xFC35 42 43 #define LTR_ACTIVE_LATENCY_DEF 0x883C 44 #define LTR_IDLE_LATENCY_DEF 0x892C 45 #define LTR_L1OFF_LATENCY_DEF 0x9003 46 #define L1_SNOOZE_DELAY_DEF 1 47 #define LTR_L1OFF_SSPWRGATE_5249_DEF 0xAF 48 #define LTR_L1OFF_SSPWRGATE_5250_DEF 0xFF 49 #define LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF 0xAC 50 #define LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF 0xF8 51 #define CMD_TIMEOUT_DEF 100 52 #define MASK_8_BIT_DEF 0xFF 53 54 #define SSC_CLOCK_STABLE_WAIT 130 55 56 #define RTS524A_OCP_THD_800 0x04 57 #define RTS525A_OCP_THD_800 0x05 58 #define RTS522A_OCP_THD_800 0x06 59 60 61 int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val); 62 int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val); 63 64 void rts5209_init_params(struct rtsx_pcr *pcr); 65 void rts5229_init_params(struct rtsx_pcr *pcr); 66 void rtl8411_init_params(struct rtsx_pcr *pcr); 67 void rtl8402_init_params(struct rtsx_pcr *pcr); 68 void rts5227_init_params(struct rtsx_pcr *pcr); 69 void rts522a_init_params(struct rtsx_pcr *pcr); 70 void rts5249_init_params(struct rtsx_pcr *pcr); 71 void rts524a_init_params(struct rtsx_pcr *pcr); 72 void rts525a_init_params(struct rtsx_pcr *pcr); 73 void rtl8411b_init_params(struct rtsx_pcr *pcr); 74 void rts5260_init_params(struct rtsx_pcr *pcr); 75 void rts5261_init_params(struct rtsx_pcr *pcr); 76 void rts5228_init_params(struct rtsx_pcr *pcr); 77 void rts5264_init_params(struct rtsx_pcr *pcr); 78 79 static inline u8 map_sd_drive(int idx) 80 { 81 u8 sd_drive[4] = { 82 0x01, /* Type D */ 83 0x02, /* Type C */ 84 0x05, /* Type A */ 85 0x03 /* Type B */ 86 }; 87 88 return sd_drive[idx]; 89 } 90 91 #define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000)) 92 #define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80)) 93 #define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80) 94 95 #define rtsx_check_mmc_support(reg) ((reg) & 0x10) 96 #define rtsx_reg_to_rtd3(reg) ((reg) & 0x02) 97 #define rtsx_reg_to_rtd3_uhsii(reg) ((reg) & 0x04) 98 #define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03) 99 #define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03) 100 #define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03) 101 #define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6) 102 #define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000) 103 #define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03) 104 #define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08)) 105 #define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07) 106 #define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07) 107 #define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8) 108 #define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07) 109 #define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03) 110 111 #define set_pull_ctrl_tables(pcr, __device) \ 112 do { \ 113 pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \ 114 pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \ 115 pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \ 116 pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \ 117 } while (0) 118 119 /* generic operations */ 120 int rtsx_gops_pm_reset(struct rtsx_pcr *pcr); 121 int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency); 122 int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val); 123 void rtsx_pci_init_ocp(struct rtsx_pcr *pcr); 124 void rtsx_pci_disable_ocp(struct rtsx_pcr *pcr); 125 void rtsx_pci_enable_ocp(struct rtsx_pcr *pcr); 126 int rtsx_pci_get_ocpstat(struct rtsx_pcr *pcr, u8 *val); 127 void rtsx_pci_clear_ocpstat(struct rtsx_pcr *pcr); 128 void rtsx_pci_enable_oobs_polling(struct rtsx_pcr *pcr); 129 void rtsx_pci_disable_oobs_polling(struct rtsx_pcr *pcr); 130 int rtsx_sd_power_off_card3v3(struct rtsx_pcr *pcr); 131 int rtsx_ms_power_off_card3v3(struct rtsx_pcr *pcr); 132 133 #endif 134