1 /* Driver for Realtek PCI-Express card reader
3 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
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
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.
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/>.
19 * Micky Ching <micky_ching@realsil.com.cn>
22 #include <linux/mfd/rtsx_pci.h>
25 int rtsx_gops_pm_reset(struct rtsx_pcr
*pcr
)
30 rtsx_pci_write_register(pcr
, ASPM_FORCE_CTL
, 0xFF, 0x00);
31 err
= rtsx_pci_update_cfg_byte(pcr
, LCTLR
, ~LCTLR_ASPM_CTL_MASK
, 0x00);
35 /* reset PM_CTRL3 before send buffer cmd */
36 return rtsx_pci_write_register(pcr
, PM_CTRL3
, D3_DELINK_MODE_EN
, 0x00);
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