endif
ifneq ($(CONFIG_OF_DEVICE),)
- obj-$(CONFIG_USB_CHIPIDEA) += ci13xxx_imx.o usbmisc_imx6q.o
+ obj-$(CONFIG_USB_CHIPIDEA) += ci13xxx_imx.o usbmisc_imx.o
endif
--- /dev/null
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#include <linux/module.h>
+#include <linux/of_platform.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+#include "ci13xxx_imx.h"
+
+#define USB_DEV_MAX 4
+
+#define BM_OVER_CUR_DIS BIT(7)
+
+struct imx_usbmisc {
+ void __iomem *base;
+ spinlock_t lock;
+ struct clk *clk;
+ struct usbmisc_usb_device usbdev[USB_DEV_MAX];
+};
+
+static struct imx_usbmisc *usbmisc;
+
+static struct usbmisc_usb_device *get_usbdev(struct device *dev)
+{
+ int i, ret;
+
+ for (i = 0; i < USB_DEV_MAX; i++) {
+ if (usbmisc->usbdev[i].dev == dev)
+ return &usbmisc->usbdev[i];
+ else if (!usbmisc->usbdev[i].dev)
+ break;
+ }
+
+ if (i >= USB_DEV_MAX)
+ return ERR_PTR(-EBUSY);
+
+ ret = usbmisc_get_init_data(dev, &usbmisc->usbdev[i]);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return &usbmisc->usbdev[i];
+}
+
+static int usbmisc_imx6q_init(struct device *dev)
+{
+
+ struct usbmisc_usb_device *usbdev;
+ unsigned long flags;
+ u32 reg;
+
+ usbdev = get_usbdev(dev);
+ if (IS_ERR(usbdev))
+ return PTR_ERR(usbdev);
+
+ if (usbdev->disable_oc) {
+ spin_lock_irqsave(&usbmisc->lock, flags);
+ reg = readl(usbmisc->base + usbdev->index * 4);
+ writel(reg | BM_OVER_CUR_DIS,
+ usbmisc->base + usbdev->index * 4);
+ spin_unlock_irqrestore(&usbmisc->lock, flags);
+ }
+
+ return 0;
+}
+
+static const struct usbmisc_ops imx6q_usbmisc_ops = {
+ .init = usbmisc_imx6q_init,
+};
+
+static const struct of_device_id usbmisc_imx_dt_ids[] = {
+ { .compatible = "fsl,imx6q-usbmisc"},
+ { /* sentinel */ }
+};
+
+static int usbmisc_imx_probe(struct platform_device *pdev)
+{
+ struct resource *res;
+ struct imx_usbmisc *data;
+ int ret;
+
+ if (usbmisc)
+ return -EBUSY;
+
+ data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ spin_lock_init(&data->lock);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ data->base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(data->base))
+ return PTR_ERR(data->base);
+
+ data->clk = devm_clk_get(&pdev->dev, NULL);
+ if (IS_ERR(data->clk)) {
+ dev_err(&pdev->dev,
+ "failed to get clock, err=%ld\n", PTR_ERR(data->clk));
+ return PTR_ERR(data->clk);
+ }
+
+ ret = clk_prepare_enable(data->clk);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "clk_prepare_enable failed, err=%d\n", ret);
+ return ret;
+ }
+
+ ret = usbmisc_set_ops(&imx6q_usbmisc_ops);
+ if (ret) {
+ clk_disable_unprepare(data->clk);
+ return ret;
+ }
+
+ usbmisc = data;
+
+ return 0;
+}
+
+static int usbmisc_imx_remove(struct platform_device *pdev)
+{
+ usbmisc_unset_ops(&imx6q_usbmisc_ops);
+ clk_disable_unprepare(usbmisc->clk);
+ return 0;
+}
+
+static struct platform_driver usbmisc_imx_driver = {
+ .probe = usbmisc_imx_probe,
+ .remove = usbmisc_imx_remove,
+ .driver = {
+ .name = "usbmisc_imx",
+ .owner = THIS_MODULE,
+ .of_match_table = usbmisc_imx_dt_ids,
+ },
+};
+
+int usbmisc_imx_drv_init(void)
+{
+ return platform_driver_register(&usbmisc_imx_driver);
+}
+subsys_initcall(usbmisc_imx_drv_init);
+
+void usbmisc_imx_drv_exit(void)
+{
+ platform_driver_unregister(&usbmisc_imx_driver);
+}
+module_exit(usbmisc_imx_drv_exit);
+
+MODULE_ALIAS("platform:usbmisc-imx");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("driver for imx usb non-core registers");
+MODULE_AUTHOR("Richard Zhao <richard.zhao@freescale.com>");
+++ /dev/null
-/*
- * Copyright 2012 Freescale Semiconductor, Inc.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-#include <linux/module.h>
-#include <linux/of_platform.h>
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/io.h>
-
-#include "ci13xxx_imx.h"
-
-#define USB_DEV_MAX 4
-
-#define BM_OVER_CUR_DIS BIT(7)
-
-struct imx6q_usbmisc {
- void __iomem *base;
- spinlock_t lock;
- struct clk *clk;
- struct usbmisc_usb_device usbdev[USB_DEV_MAX];
-};
-
-static struct imx6q_usbmisc *usbmisc;
-
-static struct usbmisc_usb_device *get_usbdev(struct device *dev)
-{
- int i, ret;
-
- for (i = 0; i < USB_DEV_MAX; i++) {
- if (usbmisc->usbdev[i].dev == dev)
- return &usbmisc->usbdev[i];
- else if (!usbmisc->usbdev[i].dev)
- break;
- }
-
- if (i >= USB_DEV_MAX)
- return ERR_PTR(-EBUSY);
-
- ret = usbmisc_get_init_data(dev, &usbmisc->usbdev[i]);
- if (ret)
- return ERR_PTR(ret);
-
- return &usbmisc->usbdev[i];
-}
-
-static int usbmisc_imx6q_init(struct device *dev)
-{
-
- struct usbmisc_usb_device *usbdev;
- unsigned long flags;
- u32 reg;
-
- usbdev = get_usbdev(dev);
- if (IS_ERR(usbdev))
- return PTR_ERR(usbdev);
-
- if (usbdev->disable_oc) {
- spin_lock_irqsave(&usbmisc->lock, flags);
- reg = readl(usbmisc->base + usbdev->index * 4);
- writel(reg | BM_OVER_CUR_DIS,
- usbmisc->base + usbdev->index * 4);
- spin_unlock_irqrestore(&usbmisc->lock, flags);
- }
-
- return 0;
-}
-
-static const struct usbmisc_ops imx6q_usbmisc_ops = {
- .init = usbmisc_imx6q_init,
-};
-
-static const struct of_device_id usbmisc_imx6q_dt_ids[] = {
- { .compatible = "fsl,imx6q-usbmisc"},
- { /* sentinel */ }
-};
-
-static int usbmisc_imx6q_probe(struct platform_device *pdev)
-{
- struct resource *res;
- struct imx6q_usbmisc *data;
- int ret;
-
- if (usbmisc)
- return -EBUSY;
-
- data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
-
- spin_lock_init(&data->lock);
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- data->base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(data->base))
- return PTR_ERR(data->base);
-
- data->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(data->clk)) {
- dev_err(&pdev->dev,
- "failed to get clock, err=%ld\n", PTR_ERR(data->clk));
- return PTR_ERR(data->clk);
- }
-
- ret = clk_prepare_enable(data->clk);
- if (ret) {
- dev_err(&pdev->dev,
- "clk_prepare_enable failed, err=%d\n", ret);
- return ret;
- }
-
- ret = usbmisc_set_ops(&imx6q_usbmisc_ops);
- if (ret) {
- clk_disable_unprepare(data->clk);
- return ret;
- }
-
- usbmisc = data;
-
- return 0;
-}
-
-static int usbmisc_imx6q_remove(struct platform_device *pdev)
-{
- usbmisc_unset_ops(&imx6q_usbmisc_ops);
- clk_disable_unprepare(usbmisc->clk);
- return 0;
-}
-
-static struct platform_driver usbmisc_imx6q_driver = {
- .probe = usbmisc_imx6q_probe,
- .remove = usbmisc_imx6q_remove,
- .driver = {
- .name = "usbmisc_imx6q",
- .owner = THIS_MODULE,
- .of_match_table = usbmisc_imx6q_dt_ids,
- },
-};
-
-static int __init usbmisc_imx6q_drv_init(void)
-{
- return platform_driver_register(&usbmisc_imx6q_driver);
-}
-subsys_initcall(usbmisc_imx6q_drv_init);
-
-static void __exit usbmisc_imx6q_drv_exit(void)
-{
- platform_driver_unregister(&usbmisc_imx6q_driver);
-}
-module_exit(usbmisc_imx6q_drv_exit);
-
-MODULE_ALIAS("platform:usbmisc-imx6q");
-MODULE_LICENSE("GPL v2");
-MODULE_DESCRIPTION("driver for imx6q usb non-core registers");
-MODULE_AUTHOR("Richard Zhao <richard.zhao@freescale.com>");
projects / linux.git / commitdiff