drivers/platform/x86/amd/pmc/pmc.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * AMD SoC Power Management Controller Driver
   4  *
   5  * Copyright (c) 2023, Advanced Micro Devices, Inc.
   6  * All Rights Reserved.
   7  *
   8  * Author: Mario Limonciello <mario.limonciello@amd.com>
   9  */
  10
  11 #ifndef PMC_H
  12 #define PMC_H
  13
  14 #include <linux/types.h>
  15 #include <linux/mutex.h>
  16
  17 struct amd_mp2_dev {
  18         void __iomem *mmio;
  19         void __iomem *vslbase;
  20         void *stbdata;
  21         void *devres_gid;
  22         struct pci_dev *pdev;
  23         dma_addr_t dma_addr;
  24         int stb_len;
  25         bool is_stb_data;
  26 };
  27
  28 struct amd_pmc_dev {
  29         void __iomem *regbase;
  30         void __iomem *smu_virt_addr;
  31         void __iomem *stb_virt_addr;
  32         void __iomem *fch_virt_addr;
  33         bool msg_port;
  34         u32 base_addr;
  35         u32 cpu_id;
  36         u32 active_ips;
  37         u32 dram_size;
  38         u32 num_ips;
  39         u32 s2d_msg_id;
  40         u32 smu_msg;
  41 /* SMU version information */
  42         u8 smu_program;
  43         u8 major;
  44         u8 minor;
  45         u8 rev;
  46         struct device *dev;
  47         struct pci_dev *rdev;
  48         struct mutex lock; /* generic mutex lock */
  49         struct dentry *dbgfs_dir;
  50         struct quirk_entry *quirks;
  51         bool disable_8042_wakeup;
  52         struct amd_mp2_dev *mp2;
  53 };
  54
  55 void amd_pmc_process_restore_quirks(struct amd_pmc_dev *dev);
  56 void amd_pmc_quirks_init(struct amd_pmc_dev *dev);
  57 void amd_mp2_stb_init(struct amd_pmc_dev *dev);
  58 void amd_mp2_stb_deinit(struct amd_pmc_dev *dev);
  59
  60 /* List of supported CPU ids */
  61 #define AMD_CPU_ID_RV                   0x15D0
  62 #define AMD_CPU_ID_RN                   0x1630
  63 #define AMD_CPU_ID_PCO                  AMD_CPU_ID_RV
  64 #define AMD_CPU_ID_CZN                  AMD_CPU_ID_RN
  65 #define AMD_CPU_ID_YC                   0x14B5
  66 #define AMD_CPU_ID_CB                   0x14D8
  67 #define AMD_CPU_ID_PS                   0x14E8
  68 #define AMD_CPU_ID_SP                   0x14A4
  69 #define PCI_DEVICE_ID_AMD_1AH_M20H_ROOT 0x1507
  70 #define PCI_DEVICE_ID_AMD_1AH_M60H_ROOT 0x1122
  71 #define PCI_DEVICE_ID_AMD_MP2_STB       0x172c
  72
  73 #endif /* PMC_H */