Merge branch 'clk' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm

* 'clk' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm:
  ARM: 7131/1: clkdev: Add Common Macro for clk_lookup
  clk: spi-pl022: convert to clk_prepare()/clk_unprepare()
  clk: timer-sp: convert to clk_prepare()/clk_unprepare()
  clk: sa1111: convert to clk_prepare()/clk_unprepare()
  clk: mmci: convert to clk_prepare()/clk_unprepare()
  clk: amba-pl011: convert to clk_prepare()/clk_unprepare()
  clk: amba-pl010: convert to clk_prepare()/clk_unprepare()
  clk: amba-clcd: convert to clk_prepare()/clk_unprepare()
  clk: amba bus: convert to clk_prepare()/clk_unprepare()
  clk: provide prepare/unprepare functions

2 files changed, 17 insertions, 1 deletions

diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 0569de6..61691cd 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -718,6 +718,10 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 		goto err_free;
 	}
 
+	ret = clk_prepare(sachip->clk);
+	if (ret)
+		goto err_clkput;
+
 	spin_lock_init(&sachip->lock);
 
 	sachip->dev = me;
@@ -733,7 +737,7 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 	sachip->base = ioremap(mem->start, PAGE_SIZE * 2);
 	if (!sachip->base) {
 		ret = -ENOMEM;
-		goto err_clkput;
+		goto err_clk_unprep;
 	}
 
 	/*
@@ -809,6 +813,8 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
 
  err_unmap:
 	iounmap(sachip->base);
+ err_clk_unprep:
+	clk_unprepare(sachip->clk);
  err_clkput:
 	clk_put(sachip->clk);
  err_free:
@@ -835,6 +841,7 @@ static void __sa1111_remove(struct sa1111 *sachip)
 	sa1111_writel(0, irqbase + SA1111_WAKEEN1);
 
 	clk_disable(sachip->clk);
+	clk_unprepare(sachip->clk);
 
 	if (sachip->irq != NO_IRQ) {
 		irq_set_chained_handler(sachip->irq, NULL);
diff --git a/arch/arm/common/timer-sp.c b/arch/arm/common/timer-sp.c
index 41df478..2393b5b 100644
--- a/arch/arm/common/timer-sp.c
+++ b/arch/arm/common/timer-sp.c
@@ -41,9 +41,17 @@ static long __init sp804_get_clock_rate(const char *name)
 		return PTR_ERR(clk);
 	}
 
+	err = clk_prepare(clk);
+	if (err) {
+		pr_err("sp804: %s clock failed to prepare: %d\n", name, err);
+		clk_put(clk);
+		return err;
+	}
+
 	err = clk_enable(clk);
 	if (err) {
 		pr_err("sp804: %s clock failed to enable: %d\n", name, err);
+		clk_unprepare(clk);
 		clk_put(clk);
 		return err;
 	}
@@ -52,6 +60,7 @@ static long __init sp804_get_clock_rate(const char *name)
 	if (rate < 0) {
 		pr_err("sp804: %s clock failed to get rate: %ld\n", name, rate);
 		clk_disable(clk);
+		clk_unprepare(clk);
 		clk_put(clk);
 	}