src/soc/intel/common/block/p2sb/ioe_p2sb.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #define __SIMPLE_DEVICE__
   4
   5 #include <device/pci.h>
   6 #include <device/pci_ids.h>
   7 #include <intelblocks/p2sb.h>
   8 #include <intelblocks/p2sblib.h>
   9 #include <intelblocks/pcr.h>
  10 #include <soc/iomap.h>
  11 #include <soc/pci_devs.h>
  12
  13 uint32_t ioe_p2sb_sbi_read(uint8_t pid, uint16_t reg)
  14 {
  15         return p2sb_dev_sbi_read(PCI_DEV_IOE_P2SB, pid, reg);
  16 }
  17
  18 void ioe_p2sb_sbi_write(uint8_t pid, uint16_t reg, uint32_t val)
  19 {
  20         p2sb_dev_sbi_write(PCI_DEV_IOE_P2SB, pid, reg, val);
  21 }
  22
  23 void ioe_p2sb_enable_bar(void)
  24 {
  25         p2sb_dev_enable_bar(PCI_DEV_IOE_P2SB, IOE_P2SB_BAR);
  26 }
  27
  28 static void read_resources(struct device *dev)
  29 {
  30         mmio_range(dev, 0, IOE_P2SB_BAR, IOE_P2SB_SIZE);
  31 }
  32
  33 struct device_operations device_ops = {
  34         .read_resources   = read_resources,
  35         .set_resources    = noop_set_resources,
  36         .ops_pci          = &pci_dev_ops_pci,
  37 };
  38
  39 static const unsigned short pci_device_ids[] = {
  40         PCI_DID_INTEL_PTL_H_P2SB2,
  41         PCI_DID_INTEL_PTL_U_H_P2SB2,
  42         PCI_DID_INTEL_MTL_IOE_M_P2SB,
  43         PCI_DID_INTEL_MTL_IOE_P_P2SB,
  44         0,
  45 };
  46
  47 static const struct pci_driver ioe_p2sb __pci_driver = {
  48         .ops     = &device_ops,
  49         .vendor  = PCI_VID_INTEL,
  50         .devices = pci_device_ids,
  51 };