diff options
Diffstat (limited to 'drivers/platform/x86/intel_scu_pltdrv.c')
-rw-r--r-- | drivers/platform/x86/intel_scu_pltdrv.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/platform/x86/intel_scu_pltdrv.c b/drivers/platform/x86/intel_scu_pltdrv.c new file mode 100644 index 0000000000..56ec6ae4c8 --- /dev/null +++ b/drivers/platform/x86/intel_scu_pltdrv.c @@ -0,0 +1,60 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Platform driver for the Intel SCU. + * + * Copyright (C) 2019, Intel Corporation + * Authors: Divya Sasidharan <divya.s.sasidharan@intel.com> + * Mika Westerberg <mika.westerberg@linux.intel.com> + * Rajmohan Mani <rajmohan.mani@intel.com> + */ + +#include <linux/err.h> +#include <linux/errno.h> +#include <linux/ioport.h> +#include <linux/mod_devicetable.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <asm/intel_scu_ipc.h> + +static int intel_scu_platform_probe(struct platform_device *pdev) +{ + struct intel_scu_ipc_data scu_data = {}; + struct intel_scu_ipc_dev *scu; + const struct resource *res; + + scu_data.irq = platform_get_irq_optional(pdev, 0); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENOMEM; + + scu_data.mem = *res; + + scu = devm_intel_scu_ipc_register(&pdev->dev, &scu_data); + if (IS_ERR(scu)) + return PTR_ERR(scu); + + platform_set_drvdata(pdev, scu); + return 0; +} + +static const struct acpi_device_id intel_scu_acpi_ids[] = { + { "INTC1026" }, + {} +}; +MODULE_DEVICE_TABLE(acpi, intel_scu_acpi_ids); + +static struct platform_driver intel_scu_platform_driver = { + .probe = intel_scu_platform_probe, + .driver = { + .name = "intel_scu", + .acpi_match_table = intel_scu_acpi_ids, + }, +}; +module_platform_driver(intel_scu_platform_driver); + +MODULE_AUTHOR("Divya Sasidharan <divya.s.sasidharan@intel.com>"); +MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com"); +MODULE_AUTHOR("Rajmohan Mani <rajmohan.mani@intel.com>"); +MODULE_DESCRIPTION("Intel SCU platform driver"); +MODULE_LICENSE("GPL v2"); |