1 /* Driver for Realtek PCI-Express card reader
2 *
3 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2, or (at your option) any
8 * later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, see <http://www.gnu.org/licenses/>.
17 *
18 * Author:
19 * Wei WANG <wei_wang@realsil.com.cn>
20 */
21
22 #ifndef __RTSX_PCR_H
23 #define __RTSX_PCR_H
24
25 #include <linux/mfd/rtsx_pci.h>
26
27 #define MIN_DIV_N_PCR 80
28 #define MAX_DIV_N_PCR 208
29
30 #define RTS522A_PM_CTRL3 0xFF7E
31
32 #define RTS524A_PME_FORCE_CTL 0xFF78
33 #define RTS524A_PM_CTRL3 0xFF7E
34
35 int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
36 int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
37
38 void rts5209_init_params(struct rtsx_pcr *pcr);
39 void rts5229_init_params(struct rtsx_pcr *pcr);
40 void rtl8411_init_params(struct rtsx_pcr *pcr);
41 void rtl8402_init_params(struct rtsx_pcr *pcr);
42 void rts5227_init_params(struct rtsx_pcr *pcr);
43 void rts522a_init_params(struct rtsx_pcr *pcr);
44 void rts5249_init_params(struct rtsx_pcr *pcr);
45 void rts524a_init_params(struct rtsx_pcr *pcr);
46 void rts525a_init_params(struct rtsx_pcr *pcr);
47 void rtl8411b_init_params(struct rtsx_pcr *pcr);
48
map_sd_drive(int idx)49 static inline u8 map_sd_drive(int idx)
50 {
51 u8 sd_drive[4] = {
52 0x01, /* Type D */
53 0x02, /* Type C */
54 0x05, /* Type A */
55 0x03 /* Type B */
56 };
57
58 return sd_drive[idx];
59 }
60
61 #define rtsx_vendor_setting_valid(reg) (!((reg) & 0x1000000))
62 #define rts5209_vendor_setting1_valid(reg) (!((reg) & 0x80))
63 #define rts5209_vendor_setting2_valid(reg) ((reg) & 0x80)
64
65 #define rtsx_reg_to_aspm(reg) (((reg) >> 28) & 0x03)
66 #define rtsx_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 26) & 0x03)
67 #define rtsx_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x03)
68 #define rtsx_reg_to_card_drive_sel(reg) ((((reg) >> 25) & 0x01) << 6)
69 #define rtsx_reg_check_reverse_socket(reg) ((reg) & 0x4000)
70 #define rts5209_reg_to_aspm(reg) (((reg) >> 5) & 0x03)
71 #define rts5209_reg_check_ms_pmos(reg) (!((reg) & 0x08))
72 #define rts5209_reg_to_sd30_drive_sel_1v8(reg) (((reg) >> 3) & 0x07)
73 #define rts5209_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x07)
74 #define rts5209_reg_to_card_drive_sel(reg) ((reg) >> 8)
75 #define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07)
76 #define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03)
77
78 #define set_pull_ctrl_tables(pcr, __device) \
79 do { \
80 pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \
81 pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \
82 pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \
83 pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \
84 } while (0)
85
86 /* generic operations */
87 int rtsx_gops_pm_reset(struct rtsx_pcr *pcr);
88
89 #endif
90