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d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
4b45efe8 AS |
2 | /* |
3 | * Intel LPSS core support. | |
4 | * | |
5 | * Copyright (C) 2015, Intel Corporation | |
6 | * | |
7 | * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com> | |
8 | * Mika Westerberg <mika.westerberg@linux.intel.com> | |
4b45efe8 AS |
9 | */ |
10 | ||
11 | #ifndef __MFD_INTEL_LPSS_H | |
12 | #define __MFD_INTEL_LPSS_H | |
13 | ||
ac9538f6 | 14 | #include <linux/bits.h> |
16b7a09b AS |
15 | #include <linux/pm.h> |
16 | ||
ac9538f6 AV |
17 | /* |
18 | * Some DSDTs have an unused GEXP ACPI device conflicting with I2C4 resources. | |
19 | * Set to ignore resource conflicts with ACPI declared SystemMemory regions. | |
20 | */ | |
21 | #define QUIRK_IGNORE_RESOURCE_CONFLICTS BIT(0) | |
1d8c51ed AV |
22 | /* |
23 | * Some devices have misconfigured clock divider due to a firmware bug. | |
24 | * Set this to force the clock divider to 1:1 ratio. | |
25 | */ | |
26 | #define QUIRK_CLOCK_DIVIDER_UNITY BIT(1) | |
ac9538f6 | 27 | |
4b45efe8 AS |
28 | struct device; |
29 | struct resource; | |
03152e35 | 30 | struct software_node; |
4b45efe8 AS |
31 | |
32 | struct intel_lpss_platform_info { | |
33 | struct resource *mem; | |
34 | int irq; | |
ac9538f6 | 35 | unsigned int quirks; |
4b45efe8 AS |
36 | unsigned long clk_rate; |
37 | const char *clk_con_id; | |
03152e35 | 38 | const struct software_node *swnode; |
4b45efe8 AS |
39 | }; |
40 | ||
41 | int intel_lpss_probe(struct device *dev, | |
42 | const struct intel_lpss_platform_info *info); | |
43 | void intel_lpss_remove(struct device *dev); | |
44 | ||
fd58bb8c | 45 | extern const struct dev_pm_ops intel_lpss_pm_ops; |
4b45efe8 AS |
46 | |
47 | #endif /* __MFD_INTEL_LPSS_H */ |