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Merge branch 'clk-next' of git://git.linaro.org/people/mturquette/linux into next/clock

Browse source 
* 'clk-next' of git://git.linaro.org/people/mturquette/linux:
  clk: Fix CLK_SET_RATE_GATE flag validation in clk_set_rate().
  clk: Provide dummy clk_unregister()
  ARM: Kirkwood: Replace clock gating
  ARM: Orion: Audio: Add clk/clkdev support
  ARM: Orion: PCIE: Add support for clk
  ARM: Orion: XOR: Add support for clk
  ARM: Orion: CESA: Add support for clk
  ARM: Orion: SDIO: Add support for clk.
  ARM: Orion: NAND: Add support for clk, if there is one.
  ARM: Orion: EHCI: Add support for enabling clocks
  ARM: Orion: SATA: Add per channel clk/clkdev support.
  ARM: Orion: UART: Get the clock rate via clk_get_rate().
  ARM: Orion: WDT: Add clk/clkdev support
  ARM: Orion: Eth: Add clk/clkdev support.
  ARM: Orion: SPI: Add clk/clkdev support.
  ARM: Orion: Add clocks using the generic clk infrastructure.

Signed-off-by: Arnd Bergmann <[email protected]>
This commit is contained in:
Arnd Bergmann 2012-05-16 16:35:25 +02:00
commit 3c0dec5f58
36 changed files with 585 additions and 264 deletions
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16
drivers/usb/host/ehci-orion.c
View file

@ -12,6 +12,7 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/mbus.h>
#include <linux/clk.h>
#include <plat/ehci-orion.h>
#define rdl(off) __raw_readl(hcd->regs + (off))
@ -198,6 +199,7 @@ static int __devinit ehci_orion_drv_probe(struct platform_device *pdev)
struct resource *res;
struct usb_hcd *hcd;
struct ehci_hcd *ehci;
struct clk *clk;
void __iomem *regs;
int irq, err;
@ -238,6 +240,14 @@ static int __devinit ehci_orion_drv_probe(struct platform_device *pdev)
goto err2;
}
/* Not all platforms can gate the clock, so it is not
an error if the clock does not exists. */
clk = clk_get(&pdev->dev, NULL);
if (!IS_ERR(clk)) {
clk_prepare_enable(clk);
clk_put(clk);
}
hcd = usb_create_hcd(&ehci_orion_hc_driver,
&pdev->dev, dev_name(&pdev->dev));
if (!hcd) {
@ -301,12 +311,18 @@ err1:
static int __exit ehci_orion_drv_remove(struct platform_device *pdev)
{
struct usb_hcd *hcd = platform_get_drvdata(pdev);
struct clk *clk;
usb_remove_hcd(hcd);
iounmap(hcd->regs);
release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
usb_put_hcd(hcd);
clk = clk_get(&pdev->dev, NULL);
if (!IS_ERR(clk)) {
clk_disable_unprepare(clk);
clk_put(clk);
}
return 0;
}