diff options
Diffstat (limited to 'drivers/misc/cardreader/rtsx_pcr.h')
| -rw-r--r-- | drivers/misc/cardreader/rtsx_pcr.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/drivers/misc/cardreader/rtsx_pcr.h b/drivers/misc/cardreader/rtsx_pcr.h new file mode 100644 index 000000000000..6ea1655db0bb --- /dev/null +++ b/drivers/misc/cardreader/rtsx_pcr.h @@ -0,0 +1,113 @@ +/* Driver for Realtek PCI-Express card reader + * + * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, see <http://www.gnu.org/licenses/>. + * + * Author: + * Wei WANG <wei_wang@realsil.com.cn> + */ + +#ifndef __RTSX_PCR_H +#define __RTSX_PCR_H + +#include <linux/rtsx_pci.h> + +#define MIN_DIV_N_PCR 80 +#define MAX_DIV_N_PCR 208 + +#define RTS522A_PM_CTRL3 0xFF7E + +#define RTS524A_PME_FORCE_CTL 0xFF78 +#define RTS524A_PM_CTRL3 0xFF7E + +#define LTR_ACTIVE_LATENCY_DEF 0x883C +#define LTR_IDLE_LATENCY_DEF 0x892C +#define LTR_L1OFF_LATENCY_DEF 0x9003 +#define L1_SNOOZE_DELAY_DEF 1 +#define LTR_L1OFF_SSPWRGATE_5249_DEF 0xAF +#define LTR_L1OFF_SSPWRGATE_5250_DEF 0xFF +#define LTR_L1OFF_SNOOZE_SSPWRGATE_5249_DEF 0xAC +#define LTR_L1OFF_SNOOZE_SSPWRGATE_5250_DEF 0xF8 +#define CMD_TIMEOUT_DEF 100 +#define ASPM_MASK_NEG 0xFC +#define MASK_8_BIT_DEF 0xFF + +#define SSC_CLOCK_STABLE_WAIT 130 + +int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val); +int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val); + +void rts5209_init_params(struct rtsx_pcr *pcr); +void rts5229_init_params(struct rtsx_pcr *pcr); +void rtl8411_init_params(struct rtsx_pcr *pcr); +void rtl8402_init_params(struct rtsx_pcr *pcr); +void rts5227_init_params(struct rtsx_pcr *pcr); +void rts522a_init_params(struct rtsx_pcr *pcr); +void rts5249_init_params(struct rtsx_pcr *pcr); +void rts524a_init_params(struct rtsx_pcr *pcr); +void rts525a_init_params(struct rtsx_pcr *pcr); +void rtl8411b_init_params(struct rtsx_pcr *pcr); +void rts5260_init_params(struct rtsx_pcr *pcr); + +static inline u8 map_sd_drive(int idx) +{ + u8 sd_drive[4] = { + 0x01, /* Type D */ + 0x02, /* Type C */ + 0x05, /* Type A */ + 0x03 /* Type B */ + }; + + return sd_drive[idx]; +} + +#define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000)) +#define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80)) +#define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80) + +#define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03) +#define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03) +#define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03) +#define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6) +#define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000) +#define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03) +#define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08)) +#define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07) +#define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07) +#define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8) +#define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07) +#define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03) + +#define set_pull_ctrl_tables(pcr, __device) \ +do { \ + pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \ + pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \ + pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \ + pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \ +} while (0) + +/* generic operations */ +int rtsx_gops_pm_reset(struct rtsx_pcr *pcr); +int rtsx_set_ltr_latency(struct rtsx_pcr *pcr, u32 latency); +int rtsx_set_l1off_sub(struct rtsx_pcr *pcr, u8 val); +void rtsx_pci_init_ocp(struct rtsx_pcr *pcr); +void rtsx_pci_disable_ocp(struct rtsx_pcr *pcr); +void rtsx_pci_enable_ocp(struct rtsx_pcr *pcr); +int rtsx_pci_get_ocpstat(struct rtsx_pcr *pcr, u8 *val); +void rtsx_pci_clear_ocpstat(struct rtsx_pcr *pcr); +int rtsx_sd_power_off_card3v3(struct rtsx_pcr *pcr); +int rtsx_ms_power_off_card3v3(struct rtsx_pcr *pcr); + +#endif |