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authorDavid Vrabel <david.vrabel@csr.com>2009-01-02 13:17:13 +0000
committerDavid Vrabel <david.vrabel@csr.com>2009-01-02 13:17:13 +0000
commitb21a207141d83a06abc5f492b80204602e02ca44 (patch)
treef0152cde543008c72d7eb5c12c18095ad92785e6 /drivers/usb/host
parent3af373021fa32f8f787bfbdcc1a9277a287bde4e (diff)
parentb58602a4bac012b5f4fc12fe6b46ab237b610d5d (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Conflicts: drivers/uwb/wlp/eda.c
Diffstat (limited to 'drivers/usb/host')
-rw-r--r--drivers/usb/host/ehci-orion.c17
-rw-r--r--drivers/usb/host/ohci-omap.c8
-rw-r--r--drivers/usb/host/ohci-pxa27x.c2
-rw-r--r--drivers/usb/host/r8a66597-hcd.c34
-rw-r--r--drivers/usb/host/r8a66597.h8
5 files changed, 58 insertions, 11 deletions
diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c
index 5416cf96900..9d487908012 100644
--- a/drivers/usb/host/ehci-orion.c
+++ b/drivers/usb/host/ehci-orion.c
@@ -33,8 +33,9 @@
/*
* Implement Orion USB controller specification guidelines
*/
-static void orion_usb_setup(struct usb_hcd *hcd)
+static void orion_usb_phy_v1_setup(struct usb_hcd *hcd)
{
+ /* The below GLs are according to the Orion Errata document */
/*
* Clear interrupt cause and mask
*/
@@ -258,9 +259,19 @@ static int __init ehci_orion_drv_probe(struct platform_device *pdev)
ehci_orion_conf_mbus_windows(hcd, pd->dram);
/*
- * setup Orion USB controller
+ * setup Orion USB controller.
*/
- orion_usb_setup(hcd);
+ switch (pd->phy_version) {
+ case EHCI_PHY_NA: /* dont change USB phy settings */
+ break;
+ case EHCI_PHY_ORION:
+ orion_usb_phy_v1_setup(hcd);
+ break;
+ case EHCI_PHY_DD:
+ case EHCI_PHY_KW:
+ default:
+ printk(KERN_WARNING "Orion ehci -USB phy version isn't supported.\n");
+ }
err = usb_add_hcd(hcd, irq, IRQF_SHARED | IRQF_DISABLED);
if (err)
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index 91697bdb399..4bbddb73abd 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -18,6 +18,7 @@
#include <linux/jiffies.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
+#include <linux/gpio.h>
#include <mach/hardware.h>
#include <asm/io.h>
@@ -25,7 +26,6 @@
#include <mach/mux.h>
#include <mach/irqs.h>
-#include <mach/gpio.h>
#include <mach/fpga.h>
#include <mach/usb.h>
@@ -254,8 +254,8 @@ static int ohci_omap_init(struct usb_hcd *hcd)
/* gpio9 for overcurrent detction */
omap_cfg_reg(W8_1610_GPIO9);
- omap_request_gpio(9);
- omap_set_gpio_direction(9, 1 /* IN */);
+ gpio_request(9, "OHCI overcurrent");
+ gpio_direction_input(9);
/* for paranoia's sake: disable USB.PUEN */
omap_cfg_reg(W4_USB_HIGHZ);
@@ -407,7 +407,7 @@ usb_hcd_omap_remove (struct usb_hcd *hcd, struct platform_device *pdev)
put_device(ohci->transceiver->dev);
}
if (machine_is_omap_osk())
- omap_free_gpio(9);
+ gpio_free(9);
iounmap(hcd->regs);
release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
usb_put_hcd(hcd);
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index e294d430733..e44dc2cbca2 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -296,7 +296,7 @@ int usb_hcd_pxa27x_probe (const struct hc_driver *driver, struct platform_device
return -ENXIO;
}
- usb_clk = clk_get(&pdev->dev, "USBCLK");
+ usb_clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(usb_clk))
return PTR_ERR(usb_clk);
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 2376f24f3c8..c21f14e0666 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -114,6 +114,9 @@ static int r8a66597_clock_enable(struct r8a66597 *r8a66597)
int i = 0;
#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
+#if defined(CONFIG_HAVE_CLK)
+ clk_enable(r8a66597->clk);
+#endif
do {
r8a66597_write(r8a66597, SCKE, SYSCFG0);
tmp = r8a66597_read(r8a66597, SYSCFG0);
@@ -154,7 +157,11 @@ static void r8a66597_clock_disable(struct r8a66597 *r8a66597)
{
r8a66597_bclr(r8a66597, SCKE, SYSCFG0);
udelay(1);
-#if !defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
+#if defined(CONFIG_HAVE_CLK)
+ clk_disable(r8a66597->clk);
+#endif
+#else
r8a66597_bclr(r8a66597, PLLC, SYSCFG0);
r8a66597_bclr(r8a66597, XCKE, SYSCFG0);
r8a66597_bclr(r8a66597, USBE, SYSCFG0);
@@ -2261,6 +2268,9 @@ static int __init_or_module r8a66597_remove(struct platform_device *pdev)
del_timer_sync(&r8a66597->rh_timer);
usb_remove_hcd(hcd);
iounmap((void *)r8a66597->reg);
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
+ clk_put(r8a66597->clk);
+#endif
usb_put_hcd(hcd);
return 0;
}
@@ -2268,6 +2278,9 @@ static int __init_or_module r8a66597_remove(struct platform_device *pdev)
#define resource_len(r) (((r)->end - (r)->start) + 1)
static int __init r8a66597_probe(struct platform_device *pdev)
{
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
+ char clk_name[8];
+#endif
struct resource *res = NULL, *ires;
int irq = -1;
void __iomem *reg = NULL;
@@ -2320,6 +2333,16 @@ static int __init r8a66597_probe(struct platform_device *pdev)
memset(r8a66597, 0, sizeof(struct r8a66597));
dev_set_drvdata(&pdev->dev, r8a66597);
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
+ snprintf(clk_name, sizeof(clk_name), "usb%d", pdev->id);
+ r8a66597->clk = clk_get(&pdev->dev, clk_name);
+ if (IS_ERR(r8a66597->clk)) {
+ dev_err(&pdev->dev, "cannot get clock \"%s\"\n", clk_name);
+ ret = PTR_ERR(r8a66597->clk);
+ goto clean_up2;
+ }
+#endif
+
spin_lock_init(&r8a66597->lock);
init_timer(&r8a66597->rh_timer);
r8a66597->rh_timer.function = r8a66597_timer;
@@ -2365,11 +2388,18 @@ static int __init r8a66597_probe(struct platform_device *pdev)
ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | irq_trigger);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to add hcd\n");
- goto clean_up;
+ goto clean_up3;
}
return 0;
+clean_up3:
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
+ clk_put(r8a66597->clk);
+clean_up2:
+#endif
+ usb_put_hcd(hcd);
+
clean_up:
if (reg)
iounmap(reg);
diff --git a/drivers/usb/host/r8a66597.h b/drivers/usb/host/r8a66597.h
index 84ee0141731..ecacde4d69b 100644
--- a/drivers/usb/host/r8a66597.h
+++ b/drivers/usb/host/r8a66597.h
@@ -26,6 +26,10 @@
#ifndef __R8A66597_H__
#define __R8A66597_H__
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
+#include <linux/clk.h>
+#endif
+
#define SYSCFG0 0x00
#define SYSCFG1 0x02
#define SYSSTS0 0x04
@@ -481,7 +485,9 @@ struct r8a66597_root_hub {
struct r8a66597 {
spinlock_t lock;
unsigned long reg;
-
+#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
+ struct clk *clk;
+#endif
struct r8a66597_device device0;
struct r8a66597_root_hub root_hub[R8A66597_MAX_ROOT_HUB];
struct list_head pipe_queue[R8A66597_MAX_NUM_PIPE];