2 * Intel LPSS PCI support.
4 * Copyright (C) 2015, Intel Corporation
6 * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
7 * Mika Westerberg <mika.westerberg@linux.intel.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
14 #include <linux/ioport.h>
15 #include <linux/kernel.h>
16 #include <linux/module.h>
17 #include <linux/pci.h>
19 #include <linux/pm_runtime.h>
21 #include "intel-lpss.h"
23 static int intel_lpss_pci_probe(struct pci_dev
*pdev
,
24 const struct pci_device_id
*id
)
26 struct intel_lpss_platform_info
*info
;
29 ret
= pcim_enable_device(pdev
);
33 info
= devm_kmemdup(&pdev
->dev
, (void *)id
->driver_data
, sizeof(*info
),
38 info
->mem
= &pdev
->resource
[0];
39 info
->irq
= pdev
->irq
;
41 /* Probably it is enough to set this for iDMA capable devices only */
44 ret
= intel_lpss_probe(&pdev
->dev
, info
);
48 pm_runtime_put(&pdev
->dev
);
49 pm_runtime_allow(&pdev
->dev
);
54 static void intel_lpss_pci_remove(struct pci_dev
*pdev
)
56 pm_runtime_forbid(&pdev
->dev
);
57 pm_runtime_get_sync(&pdev
->dev
);
59 intel_lpss_remove(&pdev
->dev
);
62 static INTEL_LPSS_PM_OPS(intel_lpss_pci_pm_ops
);
64 static const struct intel_lpss_platform_info spt_info
= {
65 .clk_rate
= 120000000,
68 static const struct intel_lpss_platform_info spt_uart_info
= {
69 .clk_rate
= 120000000,
70 .clk_con_id
= "baudclk",
73 static const struct pci_device_id intel_lpss_pci_ids
[] = {
75 { PCI_VDEVICE(INTEL
, 0x9d27), (kernel_ulong_t
)&spt_uart_info
},
76 { PCI_VDEVICE(INTEL
, 0x9d28), (kernel_ulong_t
)&spt_uart_info
},
77 { PCI_VDEVICE(INTEL
, 0x9d29), (kernel_ulong_t
)&spt_info
},
78 { PCI_VDEVICE(INTEL
, 0x9d2a), (kernel_ulong_t
)&spt_info
},
79 { PCI_VDEVICE(INTEL
, 0x9d60), (kernel_ulong_t
)&spt_info
},
80 { PCI_VDEVICE(INTEL
, 0x9d61), (kernel_ulong_t
)&spt_info
},
81 { PCI_VDEVICE(INTEL
, 0x9d62), (kernel_ulong_t
)&spt_info
},
82 { PCI_VDEVICE(INTEL
, 0x9d63), (kernel_ulong_t
)&spt_info
},
83 { PCI_VDEVICE(INTEL
, 0x9d64), (kernel_ulong_t
)&spt_info
},
84 { PCI_VDEVICE(INTEL
, 0x9d65), (kernel_ulong_t
)&spt_info
},
85 { PCI_VDEVICE(INTEL
, 0x9d66), (kernel_ulong_t
)&spt_uart_info
},
87 { PCI_VDEVICE(INTEL
, 0xa127), (kernel_ulong_t
)&spt_uart_info
},
88 { PCI_VDEVICE(INTEL
, 0xa128), (kernel_ulong_t
)&spt_uart_info
},
89 { PCI_VDEVICE(INTEL
, 0xa129), (kernel_ulong_t
)&spt_info
},
90 { PCI_VDEVICE(INTEL
, 0xa12a), (kernel_ulong_t
)&spt_info
},
91 { PCI_VDEVICE(INTEL
, 0xa160), (kernel_ulong_t
)&spt_info
},
92 { PCI_VDEVICE(INTEL
, 0xa161), (kernel_ulong_t
)&spt_info
},
93 { PCI_VDEVICE(INTEL
, 0xa166), (kernel_ulong_t
)&spt_uart_info
},
96 MODULE_DEVICE_TABLE(pci
, intel_lpss_pci_ids
);
98 static struct pci_driver intel_lpss_pci_driver
= {
100 .id_table
= intel_lpss_pci_ids
,
101 .probe
= intel_lpss_pci_probe
,
102 .remove
= intel_lpss_pci_remove
,
104 .pm
= &intel_lpss_pci_pm_ops
,
108 module_pci_driver(intel_lpss_pci_driver
);
110 MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
111 MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>");
112 MODULE_DESCRIPTION("Intel LPSS PCI driver");
113 MODULE_LICENSE("GPL v2");