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usb: gadget: mv_udc: drop ARCH dependency 

This patch do the following things:
1. Change the Kconfig information.
2. Rename the driver name.
3. Don't do any type cast to io memory.
4. Add dummy stub for clk framework.

Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Neil Zhang 2011-12-20 13:20:21 +08:00 committed by Felipe Balbi
parent c2bbd16b03
commit 5e6c86b017
5 changed files with 25 additions and 18 deletions
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10
drivers/usb/gadget/Kconfig
View File

@ -309,13 +309,13 @@ config USB_S3C_HSUDC
This driver has been tested on S3C2416 and S3C2450 processors. This driver has been tested on S3C2416 and S3C2450 processors.
config USB_PXA_U2O config USB_MV_UDC
tristate "PXA9xx Processor USB2.0 controller" tristate "Marvell USB2.0 Device Controller"
depends on ARCH_MMP
select USB_GADGET_DUALSPEED select USB_GADGET_DUALSPEED
help help
PXA9xx Processor series include a high speed USB2.0 device Marvell Socs (including PXA and MMP series) include a high speed
controller, which support high speed and full speed USB peripheral. USB2.0 OTG controller, which can be configured as high speed or
full speed USB peripheral.
config USB_GADGET_DWC3 config USB_GADGET_DWC3
tristate "DesignWare USB3.0 (DRD) Controller" tristate "DesignWare USB3.0 (DRD) Controller"

2
drivers/usb/gadget/Makefile
View File

@ -27,7 +27,7 @@ obj-$(CONFIG_USB_S3C_HSOTG) += s3c-hsotg.o
obj-$(CONFIG_USB_S3C_HSUDC) += s3c-hsudc.o obj-$(CONFIG_USB_S3C_HSUDC) += s3c-hsudc.o
obj-$(CONFIG_USB_LANGWELL) += langwell_udc.o obj-$(CONFIG_USB_LANGWELL) += langwell_udc.o
obj-$(CONFIG_USB_EG20T) += pch_udc.o obj-$(CONFIG_USB_EG20T) += pch_udc.o
obj-$(CONFIG_USB_PXA_U2O) += mv_udc.o obj-$(CONFIG_USB_MV_UDC) += mv_udc.o
mv_udc-y := mv_udc_core.o mv_udc-y := mv_udc_core.o
obj-$(CONFIG_USB_CI13XXX_MSM) += ci13xxx_msm.o obj-$(CONFIG_USB_CI13XXX_MSM) += ci13xxx_msm.o
obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o

2
drivers/usb/gadget/mv_udc.h
View File

@ -180,7 +180,7 @@ struct mv_udc {
struct mv_cap_regs __iomem *cap_regs; struct mv_cap_regs __iomem *cap_regs;
struct mv_op_regs __iomem *op_regs; struct mv_op_regs __iomem *op_regs;
unsigned int phy_regs; void __iomem *phy_regs;
unsigned int max_eps; unsigned int max_eps;
struct mv_dqh *ep_dqh; struct mv_dqh *ep_dqh;
size_t ep_dqh_size; size_t ep_dqh_size;

17
drivers/usb/gadget/mv_udc_core.c
View File

@ -2128,11 +2128,9 @@ static int __devexit mv_udc_remove(struct platform_device *dev)
if (udc->cap_regs) if (udc->cap_regs)
iounmap(udc->cap_regs); iounmap(udc->cap_regs);
udc->cap_regs = NULL;
if (udc->phy_regs) if (udc->phy_regs)
iounmap((void *)udc->phy_regs); iounmap(udc->phy_regs);
udc->phy_regs = 0;
if (udc->status_req) { if (udc->status_req) {
kfree(udc->status_req->req.buf); kfree(udc->status_req->req.buf);
@ -2217,8 +2215,8 @@ static int __devinit mv_udc_probe(struct platform_device *dev)
goto err_iounmap_capreg; goto err_iounmap_capreg;
} }
udc->phy_regs = (unsigned int)ioremap(r->start, resource_size(r)); udc->phy_regs = ioremap(r->start, resource_size(r));
if (udc->phy_regs == 0) { if (udc->phy_regs == NULL) {
dev_err(&dev->dev, "failed to map phy I/O memory\n"); dev_err(&dev->dev, "failed to map phy I/O memory\n");
retval = -EBUSY; retval = -EBUSY;
goto err_iounmap_capreg; goto err_iounmap_capreg;
@ -2229,7 +2227,8 @@ static int __devinit mv_udc_probe(struct platform_device *dev)
if (retval) if (retval)
goto err_iounmap_phyreg; goto err_iounmap_phyreg;
udc->op_regs = (struct mv_op_regs __iomem *)((u32)udc->cap_regs udc->op_regs =
(struct mv_op_regs __iomem *)((unsigned long)udc->cap_regs
+ (readl(&udc->cap_regs->caplength_hciversion) + (readl(&udc->cap_regs->caplength_hciversion)
& CAPLENGTH_MASK)); & CAPLENGTH_MASK));
udc->max_eps = readl(&udc->cap_regs->dccparams) & DCCPARAMS_DEN_MASK; udc->max_eps = readl(&udc->cap_regs->dccparams) & DCCPARAMS_DEN_MASK;
@ -2389,7 +2388,7 @@ err_free_dma:
err_disable_clock: err_disable_clock:
mv_udc_disable_internal(udc); mv_udc_disable_internal(udc);
err_iounmap_phyreg: err_iounmap_phyreg:
iounmap((void *)udc->phy_regs); iounmap(udc->phy_regs);
err_iounmap_capreg: err_iounmap_capreg:
iounmap(udc->cap_regs); iounmap(udc->cap_regs);
err_put_clk: err_put_clk:
@ -2480,13 +2479,13 @@ static struct platform_driver udc_driver = {
.shutdown = mv_udc_shutdown, .shutdown = mv_udc_shutdown,
.driver = { .driver = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.name = "pxa-u2o", .name = "mv-udc",
#ifdef CONFIG_PM #ifdef CONFIG_PM
.pm = &mv_udc_pm_ops, .pm = &mv_udc_pm_ops,
#endif #endif
}, },
}; };
MODULE_ALIAS("platform:pxa-u2o"); MODULE_ALIAS("platform:mv-udc");
MODULE_DESCRIPTION(DRIVER_DESC); MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_AUTHOR("Chao Xie <chao.xie@marvell.com>"); MODULE_AUTHOR("Chao Xie <chao.xie@marvell.com>");

12
include/linux/platform_data/mv_usb.h
View File

@ -42,9 +42,17 @@ struct mv_usb_platform_data {
/* only valid for HCD. OTG or Host only*/ /* only valid for HCD. OTG or Host only*/
unsigned int mode; unsigned int mode;
int (*phy_init)(unsigned int regbase); int (*phy_init)(void __iomem *regbase);
void (*phy_deinit)(unsigned int regbase); void (*phy_deinit)(void __iomem *regbase);
int (*set_vbus)(unsigned int vbus); int (*set_vbus)(unsigned int vbus);
}; };
#ifndef CONFIG_HAVE_CLK
/* Dummy stub for clk framework */
#define clk_get(dev, id) NULL
#define clk_put(clock) do {} while (0)
#define clk_enable(clock) do {} while (0)
#define clk_disable(clock) do {} while (0)
#endif
#endif #endif