+++ /dev/null
-Index: linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c
-===================================================================
---- linux-2.6.38-rc7.orig/drivers/cbus/tahvo-usb.c 2011-03-06 23:00:14.411191087 +0100
-+++ linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c 2011-03-06 23:43:26.524751556 +0100
-@@ -98,8 +98,9 @@ struct tahvo_usb {
- #ifdef CONFIG_USB_OTG
- int tahvo_mode;
- #endif
-+ struct clk *ick;
- };
--static struct platform_device tahvo_usb_device;
-+static struct tahvo_usb *tahvo_usb_device;
-
- /*
- * ---------------------------------------------------------------------------
-@@ -114,8 +115,7 @@ static struct platform_device *tahvo_otg
-
- static irqreturn_t omap_otg_irq(int irq, void *arg)
- {
-- struct platform_device *otg_dev = arg;
-- struct tahvo_usb *tu = platform_get_drvdata(otg_dev);
-+ struct tahvo_usb *tu = arg;
- u16 otg_irq;
-
- otg_irq = omap_readw(OTG_IRQ_SRC);
-@@ -201,12 +201,12 @@ static int __init omap_otg_probe(struct
-
- return request_irq(tahvo_otg_dev->resource[1].start,
- omap_otg_irq, IRQF_DISABLED, DRIVER_NAME,
-- &tahvo_usb_device);
-+ tahvo_usb_device);
- }
-
- static int __exit omap_otg_remove(struct platform_device *pdev)
- {
-- free_irq(tahvo_otg_dev->resource[1].start, &tahvo_usb_device);
-+ free_irq(tahvo_otg_dev->resource[1].start, tahvo_usb_device);
- tahvo_otg_dev = NULL;
-
- return 0;
-@@ -659,6 +659,7 @@ static int __init tahvo_usb_probe(struct
- tu = kzalloc(sizeof(*tu), GFP_KERNEL);
- if (!tu)
- return -ENOMEM;
-+ tahvo_usb_device = tu;
-
- tu->pt_dev = container_of(dev, struct platform_device, dev);
- #ifdef CONFIG_USB_OTG
-@@ -673,6 +674,14 @@ static int __init tahvo_usb_probe(struct
- INIT_WORK(&tu->irq_work, tahvo_usb_irq_work);
- mutex_init(&tu->serialize);
-
-+ tu->ick = clk_get(NULL, "usb_l4_ick");
-+ if (IS_ERR(tu->ick)) {
-+ printk(KERN_ERR "Failed to get usb_l4_ick\n");
-+ ret = PTR_ERR(tu->ick);
-+ goto err_free_tu;
-+ }
-+ clk_enable(tu->ick);
-+
- /* Set initial state, so that we generate kevents only on
- * state changes */
- tu->vbus_state = tahvo_read_reg(TAHVO_REG_IDSR) & 0x01;
-@@ -680,10 +689,9 @@ static int __init tahvo_usb_probe(struct
- /* We cannot enable interrupt until omap_udc is initialized */
- ret = tahvo_request_irq(TAHVO_INT_VBUSON, tahvo_usb_vbus_interrupt,
- (unsigned long) tu, "vbus_interrupt");
-- if (ret != 0) {
-- kfree(tu);
-+ if (ret) {
- printk(KERN_ERR "Could not register Tahvo interrupt for VBUS\n");
-- return ret;
-+ goto err_release_clk;
- }
-
- /* Attributes */
-@@ -708,9 +716,7 @@ static int __init tahvo_usb_probe(struct
- ret = otg_set_transceiver(&tu->otg);
- if (ret < 0) {
- printk(KERN_ERR "Cannot register USB transceiver\n");
-- kfree(tu);
-- tahvo_free_irq(TAHVO_INT_VBUSON);
-- return ret;
-+ goto err_free_irq;
- }
-
- dev_set_drvdata(dev, tu);
-@@ -719,10 +725,23 @@ static int __init tahvo_usb_probe(struct
- * may not be generated in addition to this. */
- schedule_work(&tu->irq_work);
- return 0;
-+
-+err_free_irq:
-+ tahvo_free_irq(TAHVO_INT_VBUSON);
-+err_release_clk:
-+ clk_disable(tu->ick);
-+ clk_put(tu->ick);
-+err_free_tu:
-+ kfree(tu);
-+ tahvo_usb_device = NULL;
-+
-+ return ret;
- }
-
- static int __exit tahvo_usb_remove(struct platform_device *pdev)
- {
-+ struct tahvo_usb *tu = platform_get_drvdata(pdev);
-+
- dev_dbg(&pdev->dev, "remove\n");
-
- tahvo_free_irq(TAHVO_INT_VBUSON);
-@@ -732,6 +751,12 @@ static int __exit tahvo_usb_remove(struc
- #ifdef CONFIG_USB_OTG
- device_remove_file(&pdev->dev, &dev_attr_otg_mode);
- #endif
-+ clk_disable(tu->ick);
-+ clk_put(tu->ick);
-+
-+ kfree(tu);
-+ tahvo_usb_device = NULL;
-+
- return 0;
- }
-
-Index: linux-2.6.38-rc7/arch/arm/mach-omap2/board-n8x0.c
-===================================================================
---- linux-2.6.38-rc7.orig/arch/arm/mach-omap2/board-n8x0.c 2011-03-06 23:00:14.388188076 +0100
-+++ linux-2.6.38-rc7/arch/arm/mach-omap2/board-n8x0.c 2011-03-06 23:06:50.508033149 +0100
-@@ -40,6 +40,7 @@
- #include <plat/serial.h>
- #include <plat/cbus.h>
- #include <plat/gpio-switch.h>
-+#include <plat/usb.h>
-
- #include "mux.h"
-
-@@ -395,6 +396,14 @@ static struct musb_hdrc_platform_data tu
- .config = &musb_config,
- };
-
-+static struct omap_usb_config n8x0_omap_usb_config __initdata = {
-+ .otg = 1,
-+ .register_host = 1,
-+ .register_dev = 1,
-+ .hmc_mode = 16,
-+ .pins[0] = 6,
-+};
-+
- static void __init n8x0_usb_init(void)
- {
- int ret = 0;
-@@ -417,6 +426,8 @@ static void __init n8x0_usb_init(void)
- if (ret != 0)
- goto err;
-
-+ omap2_usbfs_init(&n8x0_omap_usb_config);
-+
- printk(announce);
-
- return;
--- /dev/null
+Index: linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c
+===================================================================
+--- linux-2.6.38-rc7.orig/drivers/cbus/tahvo-usb.c 2011-03-09 18:47:41.147540155 +0100
++++ linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c 2011-03-09 18:50:59.658485748 +0100
+@@ -99,7 +99,7 @@ struct tahvo_usb {
+ int tahvo_mode;
+ #endif
+ };
+-static struct platform_device tahvo_usb_device;
++static struct tahvo_usb *tahvo_usb_device;
+
+ /*
+ * ---------------------------------------------------------------------------
+@@ -114,8 +114,7 @@ static struct platform_device *tahvo_otg
+
+ static irqreturn_t omap_otg_irq(int irq, void *arg)
+ {
+- struct platform_device *otg_dev = arg;
+- struct tahvo_usb *tu = platform_get_drvdata(otg_dev);
++ struct tahvo_usb *tu = arg;
+ u16 otg_irq;
+
+ otg_irq = omap_readw(OTG_IRQ_SRC);
+@@ -201,12 +200,12 @@ static int __init omap_otg_probe(struct
+
+ return request_irq(tahvo_otg_dev->resource[1].start,
+ omap_otg_irq, IRQF_DISABLED, DRIVER_NAME,
+- &tahvo_usb_device);
++ tahvo_usb_device);
+ }
+
+ static int __exit omap_otg_remove(struct platform_device *pdev)
+ {
+- free_irq(tahvo_otg_dev->resource[1].start, &tahvo_usb_device);
++ free_irq(tahvo_otg_dev->resource[1].start, tahvo_usb_device);
+ tahvo_otg_dev = NULL;
+
+ return 0;
+@@ -659,6 +658,7 @@ static int __init tahvo_usb_probe(struct
+ tu = kzalloc(sizeof(*tu), GFP_KERNEL);
+ if (!tu)
+ return -ENOMEM;
++ tahvo_usb_device = tu;
+
+ tu->pt_dev = container_of(dev, struct platform_device, dev);
+ #ifdef CONFIG_USB_OTG
+@@ -682,6 +682,7 @@ static int __init tahvo_usb_probe(struct
+ (unsigned long) tu, "vbus_interrupt");
+ if (ret != 0) {
+ kfree(tu);
++ tahvo_usb_device = NULL;
+ printk(KERN_ERR "Could not register Tahvo interrupt for VBUS\n");
+ return ret;
+ }
+@@ -708,6 +709,7 @@ static int __init tahvo_usb_probe(struct
+ ret = otg_set_transceiver(&tu->otg);
+ if (ret < 0) {
+ printk(KERN_ERR "Cannot register USB transceiver\n");
++ tahvo_usb_device = NULL;
+ kfree(tu);
+ tahvo_free_irq(TAHVO_INT_VBUSON);
+ return ret;
+@@ -732,6 +734,8 @@ static int __exit tahvo_usb_remove(struc
+ #ifdef CONFIG_USB_OTG
+ device_remove_file(&pdev->dev, &dev_attr_otg_mode);
+ #endif
++ tahvo_usb_device = NULL;
++
+ return 0;
+ }
+
--- /dev/null
+Index: linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c
+===================================================================
+--- linux-2.6.38-rc7.orig/drivers/cbus/tahvo-usb.c 2011-03-09 18:51:46.240795227 +0100
++++ linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c 2011-03-09 18:52:34.430126706 +0100
+@@ -725,6 +725,8 @@ static int __init tahvo_usb_probe(struct
+
+ static int __exit tahvo_usb_remove(struct platform_device *pdev)
+ {
++ struct tahvo_usb *tu = platform_get_drvdata(pdev);
++
+ dev_dbg(&pdev->dev, "remove\n");
+
+ tahvo_free_irq(TAHVO_INT_VBUSON);
+@@ -734,6 +736,8 @@ static int __exit tahvo_usb_remove(struc
+ #ifdef CONFIG_USB_OTG
+ device_remove_file(&pdev->dev, &dev_attr_otg_mode);
+ #endif
++
++ kfree(tu);
+ tahvo_usb_device = NULL;
+
+ return 0;
--- /dev/null
+Index: linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c
+===================================================================
+--- linux-2.6.38-rc7.orig/drivers/cbus/tahvo-usb.c 2011-03-09 18:55:47.177917578 +0100
++++ linux-2.6.38-rc7/drivers/cbus/tahvo-usb.c 2011-03-09 18:58:35.869996276 +0100
+@@ -98,6 +98,7 @@ struct tahvo_usb {
+ #ifdef CONFIG_USB_OTG
+ int tahvo_mode;
+ #endif
++ struct clk *ick;
+ };
+ static struct tahvo_usb *tahvo_usb_device;
+
+@@ -673,6 +674,14 @@ static int __init tahvo_usb_probe(struct
+ INIT_WORK(&tu->irq_work, tahvo_usb_irq_work);
+ mutex_init(&tu->serialize);
+
++ tu->ick = clk_get(NULL, "usb_l4_ick");
++ if (IS_ERR(tu->ick)) {
++ dev_err(dev, "Failed to get usb_l4_ick\n");
++ ret = PTR_ERR(tu->ick);
++ goto err_free_tu;
++ }
++ clk_enable(tu->ick);
++
+ /* Set initial state, so that we generate kevents only on
+ * state changes */
+ tu->vbus_state = tahvo_read_reg(TAHVO_REG_IDSR) & 0x01;
+@@ -681,10 +690,8 @@ static int __init tahvo_usb_probe(struct
+ ret = tahvo_request_irq(TAHVO_INT_VBUSON, tahvo_usb_vbus_interrupt,
+ (unsigned long) tu, "vbus_interrupt");
+ if (ret != 0) {
+- kfree(tu);
+- tahvo_usb_device = NULL;
+ printk(KERN_ERR "Could not register Tahvo interrupt for VBUS\n");
+- return ret;
++ goto err_release_clk;
+ }
+
+ /* Attributes */
+@@ -709,10 +716,7 @@ static int __init tahvo_usb_probe(struct
+ ret = otg_set_transceiver(&tu->otg);
+ if (ret < 0) {
+ printk(KERN_ERR "Cannot register USB transceiver\n");
+- tahvo_usb_device = NULL;
+- kfree(tu);
+- tahvo_free_irq(TAHVO_INT_VBUSON);
+- return ret;
++ goto err_free_irq;
+ }
+
+ dev_set_drvdata(dev, tu);
+@@ -721,6 +725,17 @@ static int __init tahvo_usb_probe(struct
+ * may not be generated in addition to this. */
+ schedule_work(&tu->irq_work);
+ return 0;
++
++err_free_irq:
++ tahvo_free_irq(TAHVO_INT_VBUSON);
++err_release_clk:
++ clk_disable(tu->ick);
++ clk_put(tu->ick);
++err_free_tu:
++ kfree(tu);
++ tahvo_usb_device = NULL;
++
++ return ret;
+ }
+
+ static int __exit tahvo_usb_remove(struct platform_device *pdev)
+@@ -736,6 +751,8 @@ static int __exit tahvo_usb_remove(struc
+ #ifdef CONFIG_USB_OTG
+ device_remove_file(&pdev->dev, &dev_attr_otg_mode);
+ #endif
++ clk_disable(tu->ick);
++ clk_put(tu->ick);
+
+ kfree(tu);
+ tahvo_usb_device = NULL;
--- /dev/null
+Index: linux-2.6.38-rc7/arch/arm/mach-omap2/board-n8x0.c
+===================================================================
+--- linux-2.6.38-rc7.orig/arch/arm/mach-omap2/board-n8x0.c 2011-03-09 18:47:07.749508720 +0100
++++ linux-2.6.38-rc7/arch/arm/mach-omap2/board-n8x0.c 2011-03-09 18:59:14.355835051 +0100
+@@ -40,6 +40,7 @@
+ #include <plat/serial.h>
+ #include <plat/cbus.h>
+ #include <plat/gpio-switch.h>
++#include <plat/usb.h>
+
+ #include "mux.h"
+
+@@ -395,6 +396,14 @@ static struct musb_hdrc_platform_data tu
+ .config = &musb_config,
+ };
+
++static struct omap_usb_config n8x0_omap_usb_config __initdata = {
++ .otg = 1,
++ .register_host = 1,
++ .register_dev = 1,
++ .hmc_mode = 16,
++ .pins[0] = 6,
++};
++
+ static void __init n8x0_usb_init(void)
+ {
+ int ret = 0;
+@@ -417,6 +426,8 @@ static void __init n8x0_usb_init(void)
+ if (ret != 0)
+ goto err;
+
++ omap2_usbfs_init(&n8x0_omap_usb_config);
++
+ printk(announce);
+
+ return;
projects / openwrt.git / commitdiff