Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
        if (chip == -1) {
                /* Disable the NFC clock */
                if (host->clk_act) {
-                       clk_disable(host->clk);
+                       clk_disable_unprepare(host->clk);
                        host->clk_act = 0;
                }
                return;
 
        if (!host->clk_act) {
                /* Enable the NFC clock */
-               clk_enable(host->clk);
+               clk_prepare_enable(host->clk);
                host->clk_act = 1;
        }
 
                goto eclk;
        }
 
-       clk_enable(host->clk);
+       clk_prepare_enable(host->clk);
        host->clk_act = 1;
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);