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path: root/drivers/pwm/pwm-lpss-pci.c
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Diffstat (limited to 'drivers/pwm/pwm-lpss-pci.c')
-rw-r--r--drivers/pwm/pwm-lpss-pci.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-lpss-pci.c b/drivers/pwm/pwm-lpss-pci.c
new file mode 100644
index 000000000000..1bfdd89c329c
--- /dev/null
+++ b/drivers/pwm/pwm-lpss-pci.c
@@ -0,0 +1,65 @@
+/*
+ * Intel Low Power Subsystem PWM controller PCI driver
+ *
+ * Copyright (C) 2014, Intel Corporation
+ *
+ * Derived from the original pwm-lpss.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+
+#include "pwm-lpss.h"
+
+static int pwm_lpss_probe_pci(struct pci_dev *pdev,
+ const struct pci_device_id *id)
+{
+ const struct pwm_lpss_boardinfo *info;
+ struct pwm_lpss_chip *lpwm;
+ int err;
+
+ err = pci_enable_device(pdev);
+ if (err < 0)
+ return err;
+
+ info = (struct pwm_lpss_boardinfo *)id->driver_data;
+ lpwm = pwm_lpss_probe(&pdev->dev, &pdev->resource[0], info);
+ if (IS_ERR(lpwm))
+ return PTR_ERR(lpwm);
+
+ pci_set_drvdata(pdev, lpwm);
+ return 0;
+}
+
+static void pwm_lpss_remove_pci(struct pci_dev *pdev)
+{
+ struct pwm_lpss_chip *lpwm = pci_get_drvdata(pdev);
+
+ pwm_lpss_remove(lpwm);
+ pci_disable_device(pdev);
+}
+
+static const struct pci_device_id pwm_lpss_pci_ids[] = {
+ { PCI_VDEVICE(INTEL, 0x0f08), (unsigned long)&pwm_lpss_byt_info},
+ { PCI_VDEVICE(INTEL, 0x0f09), (unsigned long)&pwm_lpss_byt_info},
+ { PCI_VDEVICE(INTEL, 0x2288), (unsigned long)&pwm_lpss_bsw_info},
+ { PCI_VDEVICE(INTEL, 0x2289), (unsigned long)&pwm_lpss_bsw_info},
+ { },
+};
+MODULE_DEVICE_TABLE(pci, pwm_lpss_pci_ids);
+
+static struct pci_driver pwm_lpss_driver_pci = {
+ .name = "pwm-lpss",
+ .id_table = pwm_lpss_pci_ids,
+ .probe = pwm_lpss_probe_pci,
+ .remove = pwm_lpss_remove_pci,
+};
+module_pci_driver(pwm_lpss_driver_pci);
+
+MODULE_DESCRIPTION("PWM PCI driver for Intel LPSS");
+MODULE_LICENSE("GPL v2");