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_PM_CTRL3 0xFF7E 19 20 #define RTS524A_PME_FORCE_CTL 0xFF78 21 #define RTS524A_PM_CTRL3 0xFF7E 22 23 #define LTR_ACTIVE_LATENCY_DEF 0x883C 24 #define LTR_IDLE_LATENCY_DEF 0x892C 25 #define LTR_L1OFF_LATENCY_DEF 0x9003 26 #define L1_SNOOZE_DELAY_DEF 1 27 #define LTR_L1OFF_SSPWRGATE_5249_DEF 0xAF 28 #define LTR_L1OFF_SSPWRGATE_5250_DEF 0xFF 29 #define LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF 0xAC 30 #define LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF 0xF8 31 #define CMD_TIMEOUT_DEF 100 32 #define ASPM_MASK_NEG 0xFC 33 #define MASK_8_BIT_DEF 0xFF 34 35 #define SSC_CLOCK_STABLE_WAIT 130 36 37 #define RTS524A_OCP_THD_800 0x04 38 #define RTS525A_OCP_THD_800 0x05 39 #define RTS522A_OCP_THD_800 0x06 40 41 42 int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val); 43 int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val); 44 45 void rts5209_init_params(struct rtsx_pcr *pcr); 46 void rts5229_init_params(struct rtsx_pcr *pcr); 47 void rtl8411_init_params(struct rtsx_pcr *pcr); 48 void rtl8402_init_params(struct rtsx_pcr *pcr); 49 void rts5227_init_params(struct rtsx_pcr *pcr); 50 void rts522a_init_params(struct rtsx_pcr *pcr); 51 void rts5249_init_params(struct rtsx_pcr *pcr); 52 void rts524a_init_params(struct rtsx_pcr *pcr); 53 void rts525a_init_params(struct rtsx_pcr *pcr); 54 void rtl8411b_init_params(struct rtsx_pcr *pcr); 55 void rts5260_init_params(struct rtsx_pcr *pcr); 56 57 static inline u8 map_sd_drive(int idx) 58 { 59 u8 sd_drive[4] = { 60 0x01, /* Type D */ 61 0x02, /* Type C */ 62 0x05, /* Type A */ 63 0x03 /* Type B */ 64 }; 65 66 return sd_drive[idx]; 67 } 68 69 #define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000)) 70 #define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80)) 71 #define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80) 72 73 #define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03) 74 #define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03) 75 #define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03) 76 #define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6) 77 #define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000) 78 #define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03) 79 #define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08)) 80 #define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07) 81 #define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07) 82 #define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8) 83 #define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07) 84 #define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03) 85 86 #define set_pull_ctrl_tables(pcr, __device) \ 87 do { \ 88 pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \ 89 pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \ 90 pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \ 91 pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \ 92 } while (0) 93 94 /* generic operations */ 95 int rtsx_gops_pm_reset(struct rtsx_pcr *pcr); 96 int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency); 97 int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val); 98 void rtsx_pci_init_ocp(struct rtsx_pcr *pcr); 99 void rtsx_pci_disable_ocp(struct rtsx_pcr *pcr); 100 void rtsx_pci_enable_ocp(struct rtsx_pcr *pcr); 101 int rtsx_pci_get_ocpstat(struct rtsx_pcr *pcr, u8 *val); 102 void rtsx_pci_clear_ocpstat(struct rtsx_pcr *pcr); 103 int rtsx_sd_power_off_card3v3(struct rtsx_pcr *pcr); 104 int rtsx_ms_power_off_card3v3(struct rtsx_pcr *pcr); 105 106 #endif 107