xref: /openbmc/linux/arch/x86/include/asm/intel-mid.h (revision 043698c5)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * intel-mid.h: Intel MID specific setup code
4  *
5  * (C) Copyright 2009 Intel Corporation
6  */
7 #ifndef _ASM_X86_INTEL_MID_H
8 #define _ASM_X86_INTEL_MID_H
9 
10 #include <linux/pci.h>
11 #include <linux/platform_device.h>
12 
13 extern int intel_mid_pci_init(void);
14 extern int intel_mid_pci_set_power_state(struct pci_dev *pdev, pci_power_t state);
15 extern pci_power_t intel_mid_pci_get_power_state(struct pci_dev *pdev);
16 
17 extern void intel_mid_pwr_power_off(void);
18 
19 #define INTEL_MID_PWR_LSS_OFFSET	4
20 #define INTEL_MID_PWR_LSS_TYPE		(1 << 7)
21 
22 extern int intel_mid_pwr_get_lss_id(struct pci_dev *pdev);
23 
24 #ifdef CONFIG_X86_INTEL_MID
25 
26 extern void intel_scu_devices_create(void);
27 extern void intel_scu_devices_destroy(void);
28 
29 #else /* !CONFIG_X86_INTEL_MID */
30 
31 static inline void intel_scu_devices_create(void) { }
32 static inline void intel_scu_devices_destroy(void) { }
33 
34 #endif /* !CONFIG_X86_INTEL_MID */
35 
36 /* Bus Select SoC Fuse value */
37 #define BSEL_SOC_FUSE_MASK		0x7
38 /* FSB 133MHz */
39 #define BSEL_SOC_FUSE_001		0x1
40 /* FSB 100MHz */
41 #define BSEL_SOC_FUSE_101		0x5
42 /* FSB 83MHz */
43 #define BSEL_SOC_FUSE_111		0x7
44 
45 #endif /* _ASM_X86_INTEL_MID_H */
46