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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/watchdog/orion_wdt.c
View file

@ -24,8 +24,8 @@
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/spinlock.h>
#include <linux/clk.h>
#include <mach/bridge-regs.h>
#include <plat/orion_wdt.h>
/*
* Watchdog timer block registers.
@ -41,6 +41,7 @@
static bool nowayout = WATCHDOG_NOWAYOUT;
static int heartbeat = -1; /* module parameter (seconds) */
static unsigned int wdt_max_duration; /* (seconds) */
static struct clk *clk;
static unsigned int wdt_tclk;
static void __iomem *wdt_reg;
static unsigned long wdt_status;
@ -237,16 +238,16 @@ static struct miscdevice orion_wdt_miscdev = {
static int __devinit orion_wdt_probe(struct platform_device *pdev)
{
struct orion_wdt_platform_data *pdata = pdev->dev.platform_data;
struct resource *res;
int ret;
if (pdata) {
wdt_tclk = pdata->tclk;
} else {
pr_err("misses platform data\n");
clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(clk)) {
printk(KERN_ERR "Orion Watchdog missing clock\n");
return -ENODEV;
}
clk_prepare_enable(clk);
wdt_tclk = clk_get_rate(clk);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@ -282,6 +283,9 @@ static int __devexit orion_wdt_remove(struct platform_device *pdev)
if (!ret)
orion_wdt_miscdev.parent = NULL;
clk_disable_unprepare(clk);
clk_put(clk);
return ret;
}