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
35int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
36int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
37
38void rts5209_init_params(struct rtsx_pcr *pcr);
39void rts5229_init_params(struct rtsx_pcr *pcr);
40void rtl8411_init_params(struct rtsx_pcr *pcr);
41void rtl8402_init_params(struct rtsx_pcr *pcr);
42void rts5227_init_params(struct rtsx_pcr *pcr);
43void rts522a_init_params(struct rtsx_pcr *pcr);
44void rts5249_init_params(struct rtsx_pcr *pcr);
45void rts524a_init_params(struct rtsx_pcr *pcr);
46void rts525a_init_params(struct rtsx_pcr *pcr);
47void rtl8411b_init_params(struct rtsx_pcr *pcr);
48
49static 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)				\
79do {									\
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 */
87int rtsx_gops_pm_reset(struct rtsx_pcr *pcr);
88
89#endif