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linux-next/drivers/mfd/rtsx_pcr.h
Micky Ching 56cb3cc187 mfd: rtsx: Add support for card reader rtl8402
rtl8402 is much like rtl8411, so just add it to rtl8411.c

Signed-off-by: Micky Ching <micky_ching@realsil.com.cn>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-01-21 08:28:11 +00:00

76 lines
2.7 KiB
C

/* 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/mfd/rtsx_pci.h>
#define MIN_DIV_N_PCR 80
#define MAX_DIV_N_PCR 208
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 rts5249_init_params(struct rtsx_pcr *pcr);
void rtl8411b_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)
#endif