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-rw-r--r--drivers/usb/musb/Kconfig5
-rw-r--r--drivers/usb/musb/am35x.c14
-rw-r--r--drivers/usb/musb/blackfin.c14
-rw-r--r--drivers/usb/musb/da8xx.c16
-rw-r--r--drivers/usb/musb/davinci.c8
-rw-r--r--drivers/usb/musb/musb_am335x.c23
-rw-r--r--drivers/usb/musb/musb_core.c35
-rw-r--r--drivers/usb/musb/musb_core.h9
-rw-r--r--drivers/usb/musb/musb_cppi41.c2
-rw-r--r--drivers/usb/musb/musb_dsps.c38
-rw-r--r--drivers/usb/musb/tusb6010.c28
-rw-r--r--drivers/usb/musb/tusb6010.h8
-rw-r--r--drivers/usb/musb/tusb6010_omap.c2
-rw-r--r--drivers/usb/musb/ux500.c1
14 files changed, 134 insertions, 69 deletions
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 8b789792f6fa..06cc5d6ea681 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -76,7 +76,7 @@ config USB_MUSB_TUSB6010
config USB_MUSB_OMAP2PLUS
tristate "OMAP2430 and onwards"
- depends on ARCH_OMAP2PLUS
+ depends on ARCH_OMAP2PLUS && USB
select GENERIC_PHY
config USB_MUSB_AM35X
@@ -141,10 +141,11 @@ config USB_TI_CPPI_DMA
config USB_TI_CPPI41_DMA
bool 'TI CPPI 4.1 (AM335x)'
depends on ARCH_OMAP
+ select TI_CPPI41
config USB_TUSB_OMAP_DMA
bool 'TUSB 6010'
- depends on USB_MUSB_TUSB6010
+ depends on USB_MUSB_TUSB6010 = USB_MUSB_HDRC # both built-in or both modules
depends on ARCH_OMAP
help
Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c
index b3aa0184af9a..0a34dd859555 100644
--- a/drivers/usb/musb/am35x.c
+++ b/drivers/usb/musb/am35x.c
@@ -32,7 +32,7 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
-#include <linux/usb/usb_phy_gen_xceiv.h>
+#include <linux/usb/usb_phy_generic.h>
#include <linux/platform_data/usb-omap.h>
#include "musb_core.h"
@@ -85,6 +85,7 @@
struct am35x_glue {
struct device *dev;
struct platform_device *musb;
+ struct platform_device *phy;
struct clk *phy_clk;
struct clk *clk;
};
@@ -360,7 +361,6 @@ static int am35x_musb_init(struct musb *musb)
if (!rev)
return -ENODEV;
- usb_nop_xceiv_register();
musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
if (IS_ERR_OR_NULL(musb->xceiv))
return -EPROBE_DEFER;
@@ -402,7 +402,6 @@ static int am35x_musb_exit(struct musb *musb)
data->set_phy_power(0);
usb_put_phy(musb->xceiv);
- usb_nop_xceiv_unregister();
return 0;
}
@@ -505,6 +504,9 @@ static int am35x_probe(struct platform_device *pdev)
pdata->platform_ops = &am35x_ops;
+ glue->phy = usb_phy_generic_register();
+ if (IS_ERR(glue->phy))
+ goto err7;
platform_set_drvdata(pdev, glue);
pinfo = am35x_dev_info;
@@ -518,11 +520,14 @@ static int am35x_probe(struct platform_device *pdev)
if (IS_ERR(musb)) {
ret = PTR_ERR(musb);
dev_err(&pdev->dev, "failed to register musb device: %d\n", ret);
- goto err7;
+ goto err8;
}
return 0;
+err8:
+ usb_phy_generic_unregister(glue->phy);
+
err7:
clk_disable(clk);
@@ -547,6 +552,7 @@ static int am35x_remove(struct platform_device *pdev)
struct am35x_glue *glue = platform_get_drvdata(pdev);
platform_device_unregister(glue->musb);
+ usb_phy_generic_unregister(glue->phy);
clk_disable(glue->clk);
clk_disable(glue->phy_clk);
clk_put(glue->clk);
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 796677fa9a15..d40d5f0b5528 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -18,7 +18,7 @@
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/prefetch.h>
-#include <linux/usb/usb_phy_gen_xceiv.h>
+#include <linux/usb/usb_phy_generic.h>
#include <asm/cacheflush.h>
@@ -29,6 +29,7 @@
struct bfin_glue {
struct device *dev;
struct platform_device *musb;
+ struct platform_device *phy;
};
#define glue_to_musb(g) platform_get_drvdata(g->musb)
@@ -401,7 +402,6 @@ static int bfin_musb_init(struct musb *musb)
}
gpio_direction_output(musb->config->gpio_vrsel, 0);
- usb_nop_xceiv_register();
musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
if (IS_ERR_OR_NULL(musb->xceiv)) {
gpio_free(musb->config->gpio_vrsel);
@@ -424,9 +424,8 @@ static int bfin_musb_init(struct musb *musb)
static int bfin_musb_exit(struct musb *musb)
{
gpio_free(musb->config->gpio_vrsel);
-
usb_put_phy(musb->xceiv);
- usb_nop_xceiv_unregister();
+
return 0;
}
@@ -477,6 +476,9 @@ static int bfin_probe(struct platform_device *pdev)
pdata->platform_ops = &bfin_ops;
+ glue->phy = usb_phy_generic_register();
+ if (IS_ERR(glue->phy))
+ goto err2;
platform_set_drvdata(pdev, glue);
memset(musb_resources, 0x00, sizeof(*musb_resources) *
@@ -514,6 +516,9 @@ static int bfin_probe(struct platform_device *pdev)
return 0;
err3:
+ usb_phy_generic_unregister(glue->phy);
+
+err2:
platform_device_put(musb);
err1:
@@ -528,6 +533,7 @@ static int bfin_remove(struct platform_device *pdev)
struct bfin_glue *glue = platform_get_drvdata(pdev);
platform_device_unregister(glue->musb);
+ usb_phy_generic_unregister(glue->phy);
kfree(glue);
return 0;
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index e3486de71995..058775e647ad 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -32,7 +32,7 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
-#include <linux/usb/usb_phy_gen_xceiv.h>
+#include <linux/usb/usb_phy_generic.h>
#include <mach/da8xx.h>
#include <linux/platform_data/usb-davinci.h>
@@ -85,6 +85,7 @@
struct da8xx_glue {
struct device *dev;
struct platform_device *musb;
+ struct platform_device *phy;
struct clk *clk;
};
@@ -418,7 +419,6 @@ static int da8xx_musb_init(struct musb *musb)
if (!rev)
goto fail;
- usb_nop_xceiv_register();
musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
if (IS_ERR_OR_NULL(musb->xceiv)) {
ret = -EPROBE_DEFER;
@@ -453,7 +453,6 @@ static int da8xx_musb_exit(struct musb *musb)
phy_off();
usb_put_phy(musb->xceiv);
- usb_nop_xceiv_unregister();
return 0;
}
@@ -512,6 +511,11 @@ static int da8xx_probe(struct platform_device *pdev)
pdata->platform_ops = &da8xx_ops;
+ glue->phy = usb_phy_generic_register();
+ if (IS_ERR(glue->phy)) {
+ ret = PTR_ERR(glue->phy);
+ goto err5;
+ }
platform_set_drvdata(pdev, glue);
memset(musb_resources, 0x00, sizeof(*musb_resources) *
@@ -538,11 +542,14 @@ static int da8xx_probe(struct platform_device *pdev)
if (IS_ERR(musb)) {
ret = PTR_ERR(musb);
dev_err(&pdev->dev, "failed to register musb device: %d\n", ret);
- goto err5;
+ goto err6;
}
return 0;
+err6:
+ usb_phy_generic_unregister(glue->phy);
+
err5:
clk_disable(clk);
@@ -561,6 +568,7 @@ static int da8xx_remove(struct platform_device *pdev)
struct da8xx_glue *glue = platform_get_drvdata(pdev);
platform_device_unregister(glue->musb);
+ usb_phy_generic_unregister(glue->phy);
clk_disable(glue->clk);
clk_put(glue->clk);
kfree(glue);
diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
index c259dac9d056..de8492b06e46 100644
--- a/drivers/usb/musb/davinci.c
+++ b/drivers/usb/musb/davinci.c
@@ -32,7 +32,7 @@
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
-#include <linux/usb/usb_phy_gen_xceiv.h>
+#include <linux/usb/usb_phy_generic.h>
#include <mach/cputype.h>
#include <mach/hardware.h>
@@ -381,7 +381,6 @@ static int davinci_musb_init(struct musb *musb)
u32 revision;
int ret = -ENODEV;
- usb_nop_xceiv_register();
musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
if (IS_ERR_OR_NULL(musb->xceiv)) {
ret = -EPROBE_DEFER;
@@ -439,7 +438,7 @@ static int davinci_musb_init(struct musb *musb)
fail:
usb_put_phy(musb->xceiv);
unregister:
- usb_nop_xceiv_unregister();
+ usb_phy_generic_unregister();
return ret;
}
@@ -487,7 +486,6 @@ static int davinci_musb_exit(struct musb *musb)
phy_off();
usb_put_phy(musb->xceiv);
- usb_nop_xceiv_unregister();
return 0;
}
@@ -545,6 +543,7 @@ static int davinci_probe(struct platform_device *pdev)
pdata->platform_ops = &davinci_ops;
+ usb_phy_generic_register();
platform_set_drvdata(pdev, glue);
memset(musb_resources, 0x00, sizeof(*musb_resources) *
@@ -603,6 +602,7 @@ static int davinci_remove(struct platform_device *pdev)
struct davinci_glue *glue = platform_get_drvdata(pdev);
platform_device_unregister(glue->musb);
+ usb_phy_generic_unregister();
clk_disable(glue->clk);
clk_put(glue->clk);
kfree(glue);
diff --git a/drivers/usb/musb/musb_am335x.c b/drivers/usb/musb/musb_am335x.c
index d2353781bd2d..1e58ed2361cc 100644
--- a/drivers/usb/musb/musb_am335x.c
+++ b/drivers/usb/musb/musb_am335x.c
@@ -19,21 +19,6 @@ err:
return ret;
}
-static int of_remove_populated_child(struct device *dev, void *d)
-{
- struct platform_device *pdev = to_platform_device(dev);
-
- of_device_unregister(pdev);
- return 0;
-}
-
-static int am335x_child_remove(struct platform_device *pdev)
-{
- device_for_each_child(&pdev->dev, NULL, of_remove_populated_child);
- pm_runtime_disable(&pdev->dev);
- return 0;
-}
-
static const struct of_device_id am335x_child_of_match[] = {
{ .compatible = "ti,am33xx-usb" },
{ },
@@ -42,13 +27,17 @@ MODULE_DEVICE_TABLE(of, am335x_child_of_match);
static struct platform_driver am335x_child_driver = {
.probe = am335x_child_probe,
- .remove = am335x_child_remove,
.driver = {
.name = "am335x-usb-childs",
.of_match_table = am335x_child_of_match,
},
};
-module_platform_driver(am335x_child_driver);
+static int __init am335x_child_init(void)
+{
+ return platform_driver_register(&am335x_child_driver);
+}
+module_init(am335x_child_init);
+
MODULE_DESCRIPTION("AM33xx child devices");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 07576907e2c6..eff3c5cf84f4 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -848,6 +848,10 @@ b_host:
}
}
+ /* handle babble condition */
+ if (int_usb & MUSB_INTR_BABBLE && is_host_active(musb))
+ schedule_work(&musb->recover_work);
+
#if 0
/* REVISIT ... this would be for multiplexing periodic endpoints, or
* supporting transfer phasing to prevent exceeding ISO bandwidth
@@ -1746,6 +1750,34 @@ static void musb_irq_work(struct work_struct *data)
}
}
+/* Recover from babble interrupt conditions */
+static void musb_recover_work(struct work_struct *data)
+{
+ struct musb *musb = container_of(data, struct musb, recover_work);
+ int status;
+
+ musb_platform_reset(musb);
+
+ usb_phy_vbus_off(musb->xceiv);
+ udelay(100);
+
+ usb_phy_vbus_on(musb->xceiv);
+ udelay(100);
+
+ /*
+ * When a babble condition occurs, the musb controller removes the
+ * session bit and the endpoint config is lost.
+ */
+ if (musb->dyn_fifo)
+ status = ep_config_from_table(musb);
+ else
+ status = ep_config_from_hw(musb);
+
+ /* start the session again */
+ if (status == 0)
+ musb_start(musb);
+}
+
/* --------------------------------------------------------------------------
* Init support
*/
@@ -1913,6 +1945,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
/* Init IRQ workqueue before request_irq */
INIT_WORK(&musb->irq_work, musb_irq_work);
+ INIT_WORK(&musb->recover_work, musb_recover_work);
INIT_DELAYED_WORK(&musb->deassert_reset_work, musb_deassert_reset);
INIT_DELAYED_WORK(&musb->finish_resume_work, musb_host_finish_resume);
@@ -2008,6 +2041,7 @@ fail4:
fail3:
cancel_work_sync(&musb->irq_work);
+ cancel_work_sync(&musb->recover_work);
cancel_delayed_work_sync(&musb->finish_resume_work);
cancel_delayed_work_sync(&musb->deassert_reset_work);
if (musb->dma_controller)
@@ -2073,6 +2107,7 @@ static int musb_remove(struct platform_device *pdev)
dma_controller_destroy(musb->dma_controller);
cancel_work_sync(&musb->irq_work);
+ cancel_work_sync(&musb->recover_work);
cancel_delayed_work_sync(&musb->finish_resume_work);
cancel_delayed_work_sync(&musb->deassert_reset_work);
musb_free(musb);
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 7083e82776ff..d155a156f240 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -192,6 +192,7 @@ struct musb_platform_ops {
int (*set_mode)(struct musb *musb, u8 mode);
void (*try_idle)(struct musb *musb, unsigned long timeout);
+ void (*reset)(struct musb *musb);
int (*vbus_status)(struct musb *musb);
void (*set_vbus)(struct musb *musb, int on);
@@ -296,6 +297,7 @@ struct musb {
irqreturn_t (*isr)(int, void *);
struct work_struct irq_work;
+ struct work_struct recover_work;
struct delayed_work deassert_reset_work;
struct delayed_work finish_resume_work;
u16 hwvers;
@@ -337,6 +339,7 @@ struct musb {
dma_addr_t async;
dma_addr_t sync;
void __iomem *sync_va;
+ u8 tusb_revision;
#endif
/* passed down from chip/board specific irq handlers */
@@ -552,6 +555,12 @@ static inline void musb_platform_try_idle(struct musb *musb,
musb->ops->try_idle(musb, timeout);
}
+static inline void musb_platform_reset(struct musb *musb)
+{
+ if (musb->ops->reset)
+ musb->ops->reset(musb);
+}
+
static inline int musb_platform_get_vbus_status(struct musb *musb)
{
if (!musb->ops->vbus_status)
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index 7b8bbf53127e..5341bb223b7c 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -318,7 +318,7 @@ static void cppi41_dma_callback(void *private_data)
}
list_add_tail(&cppi41_channel->tx_check,
&controller->early_tx_list);
- if (!hrtimer_active(&controller->early_tx)) {
+ if (!hrtimer_is_queued(&controller->early_tx)) {
hrtimer_start_range_ns(&controller->early_tx,
ktime_set(0, 140 * NSEC_PER_USEC),
40 * NSEC_PER_USEC,
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index e2fd263585de..09529f94e72d 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -35,7 +35,7 @@
#include <linux/dma-mapping.h>
#include <linux/pm_runtime.h>
#include <linux/module.h>
-#include <linux/usb/usb_phy_gen_xceiv.h>
+#include <linux/usb/usb_phy_generic.h>
#include <linux/platform_data/usb-omap.h>
#include <linux/sizes.h>
@@ -329,9 +329,21 @@ static irqreturn_t dsps_interrupt(int irq, void *hci)
* value but DEVCTL.BDEVICE is invalid without DEVCTL.SESSION set.
* Also, DRVVBUS pulses for SRP (but not at 5V) ...
*/
- if (is_host_active(musb) && usbintr & MUSB_INTR_BABBLE)
+ if (is_host_active(musb) && usbintr & MUSB_INTR_BABBLE) {
pr_info("CAUTION: musb: Babble Interrupt Occurred\n");
+ /*
+ * When a babble condition occurs, the musb controller removes
+ * the session and is no longer in host mode. Hence, all
+ * devices connected to its root hub get disconnected.
+ *
+ * Hand this error down to the musb core isr, so it can
+ * recover.
+ */
+ musb->int_usb = MUSB_INTR_BABBLE | MUSB_INTR_DISCONNECT;
+ musb->int_tx = musb->int_rx = 0;
+ }
+
if (usbintr & ((1 << wrp->drvvbus) << wrp->usb_shift)) {
int drvvbus = dsps_readl(reg_base, wrp->status);
void __iomem *mregs = musb->mregs;
@@ -482,10 +494,9 @@ static int dsps_musb_set_mode(struct musb *musb, u8 mode)
struct dsps_glue *glue = dev_get_drvdata(dev->parent);
const struct dsps_musb_wrapper *wrp = glue->wrp;
void __iomem *ctrl_base = musb->ctrl_base;
- void __iomem *base = musb->mregs;
u32 reg;
- reg = dsps_readl(base, wrp->mode);
+ reg = dsps_readl(ctrl_base, wrp->mode);
switch (mode) {
case MUSB_HOST:
@@ -498,7 +509,7 @@ static int dsps_musb_set_mode(struct musb *musb, u8 mode)
*/
reg |= (1 << wrp->iddig_mux);
- dsps_writel(base, wrp->mode, reg);
+ dsps_writel(ctrl_base, wrp->mode, reg);
dsps_writel(ctrl_base, wrp->phy_utmi, 0x02);
break;
case MUSB_PERIPHERAL:
@@ -511,10 +522,10 @@ static int dsps_musb_set_mode(struct musb *musb, u8 mode)
*/
reg |= (1 << wrp->iddig_mux);
- dsps_writel(base, wrp->mode, reg);
+ dsps_writel(ctrl_base, wrp->mode, reg);
break;
case MUSB_OTG:
- dsps_writel(base, wrp->phy_utmi, 0x02);
+ dsps_writel(ctrl_base, wrp->phy_utmi, 0x02);
break;
default:
dev_err(glue->dev, "unsupported mode %d\n", mode);
@@ -524,6 +535,16 @@ static int dsps_musb_set_mode(struct musb *musb, u8 mode)
return 0;
}
+static void dsps_musb_reset(struct musb *musb)
+{
+ struct device *dev = musb->controller;
+ struct dsps_glue *glue = dev_get_drvdata(dev->parent);
+ const struct dsps_musb_wrapper *wrp = glue->wrp;
+
+ dsps_writel(musb->ctrl_base, wrp->control, (1 << wrp->reset));
+ udelay(100);
+}
+
static struct musb_platform_ops dsps_ops = {
.init = dsps_musb_init,
.exit = dsps_musb_exit,
@@ -533,6 +554,7 @@ static struct musb_platform_ops dsps_ops = {
.try_idle = dsps_musb_try_idle,
.set_mode = dsps_musb_set_mode,
+ .reset = dsps_musb_reset,
};
static u64 musb_dmamask = DMA_BIT_MASK(32);
@@ -750,7 +772,7 @@ static const struct of_device_id musb_dsps_of_match[] = {
};
MODULE_DEVICE_TABLE(of, musb_dsps_of_match);
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
static int dsps_suspend(struct device *dev)
{
struct dsps_glue *glue = dev_get_drvdata(dev);
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index 4e9fb1d08698..159ef4be1ef2 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -24,13 +24,14 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
-#include <linux/usb/usb_phy_gen_xceiv.h>
+#include <linux/usb/usb_phy_generic.h>
#include "musb_core.h"
struct tusb6010_glue {
struct device *dev;
struct platform_device *musb;
+ struct platform_device *phy;
};
static void tusb_musb_set_vbus(struct musb *musb, int is_on);
@@ -42,7 +43,7 @@ static void tusb_musb_set_vbus(struct musb *musb, int is_on);
* Checks the revision. We need to use the DMA register as 3.0 does not
* have correct versions for TUSB_PRCM_REV or TUSB_INT_CTRL_REV.
*/
-u8 tusb_get_revision(struct musb *musb)
+static u8 tusb_get_revision(struct musb *musb)
{
void __iomem *tbase = musb->ctrl_base;
u32 die_id;
@@ -58,14 +59,13 @@ u8 tusb_get_revision(struct musb *musb)
return rev;
}
-EXPORT_SYMBOL_GPL(tusb_get_revision);
-static int tusb_print_revision(struct musb *musb)
+static void tusb_print_revision(struct musb *musb)
{
void __iomem *tbase = musb->ctrl_base;
u8 rev;
- rev = tusb_get_revision(musb);
+ rev = musb->tusb_revision;
pr_info("tusb: %s%i.%i %s%i.%i %s%i.%i %s%i.%i %s%i %s%i.%i\n",
"prcm",
@@ -84,8 +84,6 @@ static int tusb_print_revision(struct musb *musb)
TUSB_DIDR1_HI_CHIP_REV(musb_readl(tbase, TUSB_DIDR1_HI)),
"rev",
TUSB_REV_MAJOR(rev), TUSB_REV_MINOR(rev));
-
- return tusb_get_revision(musb);
}
#define WBUS_QUIRK_MASK (TUSB_PHY_OTG_CTRL_TESTM2 | TUSB_PHY_OTG_CTRL_TESTM1 \
@@ -349,7 +347,7 @@ static void tusb_allow_idle(struct musb *musb, u32 wakeup_enables)
u32 reg;
if ((wakeup_enables & TUSB_PRCM_WBUS)
- && (tusb_get_revision(musb) == TUSB_REV_30))
+ && (musb->tusb_revision == TUSB_REV_30))
tusb_wbus_quirk(musb, 1);
tusb_set_clock_source(musb, 0);
@@ -797,7 +795,7 @@ static irqreturn_t tusb_musb_interrupt(int irq, void *__hci)
u32 reg;
u32 i;
- if (tusb_get_revision(musb) == TUSB_REV_30)
+ if (musb->tusb_revision == TUSB_REV_30)
tusb_wbus_quirk(musb, 0);
/* there are issues re-locking the PLL on wakeup ... */
@@ -1011,10 +1009,11 @@ static int tusb_musb_start(struct musb *musb)
goto err;
}
- ret = tusb_print_revision(musb);
- if (ret < 2) {
+ musb->tusb_revision = tusb_get_revision(musb);
+ tusb_print_revision(musb);
+ if (musb->tusb_revision < 2) {
printk(KERN_ERR "tusb: Unsupported TUSB6010 revision %i\n",
- ret);
+ musb->tusb_revision);
goto err;
}
@@ -1065,7 +1064,6 @@ static int tusb_musb_init(struct musb *musb)
void __iomem *sync = NULL;
int ret;
- usb_nop_xceiv_register();
musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
if (IS_ERR_OR_NULL(musb->xceiv))
return -EPROBE_DEFER;
@@ -1117,7 +1115,6 @@ done:
iounmap(sync);
usb_put_phy(musb->xceiv);
- usb_nop_xceiv_unregister();
}
return ret;
}
@@ -1133,7 +1130,6 @@ static int tusb_musb_exit(struct musb *musb)
iounmap(musb->sync_va);
usb_put_phy(musb->xceiv);
- usb_nop_xceiv_unregister();
return 0;
}
@@ -1176,6 +1172,7 @@ static int tusb_probe(struct platform_device *pdev)
pdata->platform_ops = &tusb_ops;
+ usb_phy_generic_register();
platform_set_drvdata(pdev, glue);
memset(musb_resources, 0x00, sizeof(*musb_resources) *
@@ -1224,6 +1221,7 @@ static int tusb_remove(struct platform_device *pdev)
struct tusb6010_glue *glue = platform_get_drvdata(pdev);
platform_device_unregister(glue->musb);
+ usb_phy_generic_unregister(glue->phy);
kfree(glue);
return 0;
diff --git a/drivers/usb/musb/tusb6010.h b/drivers/usb/musb/tusb6010.h
index 35c933a5d991..aec86c86ce32 100644
--- a/drivers/usb/musb/tusb6010.h
+++ b/drivers/usb/musb/tusb6010.h
@@ -12,14 +12,6 @@
#ifndef __TUSB6010_H__
#define __TUSB6010_H__
-extern u8 tusb_get_revision(struct musb *musb);
-
-#ifdef CONFIG_USB_TUSB6010
-#define musb_in_tusb() 1
-#else
-#define musb_in_tusb() 0
-#endif
-
#ifdef CONFIG_USB_TUSB_OMAP_DMA
#define tusb_dma_omap() 1
#else
diff --git a/drivers/usb/musb/tusb6010_omap.c b/drivers/usb/musb/tusb6010_omap.c
index e33b6b2c44c2..3ce152c0408e 100644
--- a/drivers/usb/musb/tusb6010_omap.c
+++ b/drivers/usb/musb/tusb6010_omap.c
@@ -677,7 +677,7 @@ struct dma_controller *dma_controller_create(struct musb *musb, void __iomem *ba
tusb_dma->controller.channel_program = tusb_omap_dma_program;
tusb_dma->controller.channel_abort = tusb_omap_dma_abort;
- if (tusb_get_revision(musb) >= TUSB_REV_30)
+ if (musb->tusb_revision >= TUSB_REV_30)
tusb_dma->multichannel = 1;
for (i = 0; i < MAX_DMAREQ; i++) {
diff --git a/drivers/usb/musb/ux500.c b/drivers/usb/musb/ux500.c
index c2e45e632723..f202e5088461 100644
--- a/drivers/usb/musb/ux500.c
+++ b/drivers/usb/musb/ux500.c
@@ -274,7 +274,6 @@ static int ux500_probe(struct platform_device *pdev)
musb->dev.parent = &pdev->dev;
musb->dev.dma_mask = &pdev->dev.coherent_dma_mask;
musb->dev.coherent_dma_mask = pdev->dev.coherent_dma_mask;
- musb->dev.of_node = pdev->dev.of_node;
glue->dev = &pdev->dev;
glue->musb = musb;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.