1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright (c) 2016 Google, Inc
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #include <common.h>
8*4882a593Smuzhiyun #include <dm.h>
9*4882a593Smuzhiyun #include <asm/pch_common.h>
10*4882a593Smuzhiyun
pch_common_sir_read(struct udevice * dev,int idx)11*4882a593Smuzhiyun u32 pch_common_sir_read(struct udevice *dev, int idx)
12*4882a593Smuzhiyun {
13*4882a593Smuzhiyun u32 data;
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun dm_pci_write_config32(dev, SATA_SIRI, idx);
16*4882a593Smuzhiyun dm_pci_read_config32(dev, SATA_SIRD, &data);
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun return data;
19*4882a593Smuzhiyun }
20*4882a593Smuzhiyun
pch_common_sir_write(struct udevice * dev,int idx,u32 value)21*4882a593Smuzhiyun void pch_common_sir_write(struct udevice *dev, int idx, u32 value)
22*4882a593Smuzhiyun {
23*4882a593Smuzhiyun dm_pci_write_config32(dev, SATA_SIRI, idx);
24*4882a593Smuzhiyun dm_pci_write_config32(dev, SATA_SIRD, value);
25*4882a593Smuzhiyun }
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