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authorLinus Torvalds <torvalds@linux-foundation.org>2014-10-21 08:17:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-10-21 08:17:43 -0700
commit5b9c8972527fdb52d5cd7dadc9853c57430e0ff5 (patch)
treea829bb857ae7f19369fd7479597c640d30e0f47e /drivers/pwm/pwm-lpss-pci.c
parentMerge tag 'arc-3.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc (diff)
parentpwm: Let PWM_CLPS711X depend on HAS_IOMEM (diff)
downloadlinux-dev-5b9c8972527fdb52d5cd7dadc9853c57430e0ff5.tar.xz
linux-dev-5b9c8972527fdb52d5cd7dadc9853c57430e0ff5.zip
Merge tag 'pwm/for-3.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm
Pull pwm changes from Thierry Reding: "There are no new drivers here, only a couple of fixes all over the place" * tag 'pwm/for-3.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: pwm: Let PWM_CLPS711X depend on HAS_IOMEM pwm: atmel: Fix calculation of prescale value pwm: Fix uninitialized warnings in pwm_get() pwm: rockchip: Allow polarity invert on rk3288 pwm: imx: Avoid sample FIFO overflow for i.MX PWM version2 pwm: imx: Cleanup indentation for register definitions pwm: imx: Fix the macro MX3_PWMCR_PRESCALER(x) definition pwm: Fix possible ZERO_SIZE_PTR pointer dereferencing error. pwm: lpss: make it buildable only on X86 pwm: lpss: use c99 initializers in structures pwm: lpss: Fix build failure on PowerPC pwm: lpss: pci: Move to use pcim_enable_device() pwm: lpss: Properly split driver to parts pwm: lpss: Add ACPI and PCI IDs for Intel Braswell pwm: fsl-ftm: Select REGMAP_MMIO pwm: fsl-ftm: Document 'big-endian' property pwm: fsl-ftm: Convert to direct regmap API usage pwm: fsl-ftm: Clean up the code
Diffstat (limited to 'drivers/pwm/pwm-lpss-pci.c')
-rw-r--r--drivers/pwm/pwm-lpss-pci.c64
1 files changed, 64 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..cf20d2beacdd
--- /dev/null
+++ b/drivers/pwm/pwm-lpss-pci.c
@@ -0,0 +1,64 @@
+/*
+ * 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 = pcim_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);
+}
+
+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");