Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[sfrench/cifs-2.6.git] / drivers / input / serio / olpc_apsp.c
index bae08226e3d95de0e9d2001090b09a4bae29a861..a7cfab3db9ee4b344f5e4c64316d8baaf6c6522a 100644 (file)
@@ -23,7 +23,6 @@
 #include <linux/of.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
-#include <linux/clk.h>
 
 /*
  * The OLPC XO-1.75 and XO-4 laptops do not have a hardware PS/2 controller.
@@ -75,7 +74,6 @@ struct olpc_apsp {
        struct serio *kbio;
        struct serio *padio;
        void __iomem *base;
-       struct clk *clk;
        int open_count;
        int irq;
 };
@@ -148,17 +146,11 @@ static int olpc_apsp_open(struct serio *port)
        struct olpc_apsp *priv = port->port_data;
        unsigned int tmp;
        unsigned long l;
-       int error;
 
        if (priv->open_count++ == 0) {
-               error = clk_prepare_enable(priv->clk);
-               if (error)
-                       return error;
-
                l = readl(priv->base + COMMAND_FIFO_STATUS);
                if (!(l & CMD_STS_MASK)) {
                        dev_err(priv->dev, "SP cannot accept commands.\n");
-                       clk_disable_unprepare(priv->clk);
                        return -EIO;
                }
 
@@ -179,8 +171,6 @@ static void olpc_apsp_close(struct serio *port)
                /* Disable interrupt 0 */
                tmp = readl(priv->base + PJ_INTERRUPT_MASK);
                writel(tmp | INT_0, priv->base + PJ_INTERRUPT_MASK);
-
-               clk_disable_unprepare(priv->clk);
        }
 }
 
@@ -208,10 +198,6 @@ static int olpc_apsp_probe(struct platform_device *pdev)
        if (priv->irq < 0)
                return priv->irq;
 
-       priv->clk = devm_clk_get(&pdev->dev, "sp");
-       if (IS_ERR(priv->clk))
-               return PTR_ERR(priv->clk);
-
        /* KEYBOARD */
        kb_serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
        if (!kb_serio)