Register the clocks early during the boot process,

so that special/critical clocks can get enabled early on
in the boot process avoiding the risk of disabling a clock,
pll_divider or pll when a claiming driver fails to install
propperly - maybe it needs to defer.

Signed-off-by: Martin Sperl <kernel@martin.sperl.org>

diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
index 0d14409097e777ce4546de30e9278fdebf74ec44..093694e00caec6e133eb26712f890691cad999aa 100644 (file)
--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -1958,8 +1958,15 @@ static int bcm2835_clk_probe(struct platform_device *pdev)
        if (ret)
                return ret;
 
-       return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get,
+       ret = of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get,
                                      &cprman->onecell);
+       if (ret)
+               return ret;
+
+       /* note that we have registered all the clocks */
+       dev_dbg(dev, "registered %d clocks\n", asize);
+
+       return 0;
 }
 
 static const struct of_device_id bcm2835_clk_of_match[] = {
@@ -1976,7 +1983,11 @@ static struct platform_driver bcm2835_clk_driver = {
        .probe          = bcm2835_clk_probe,
 };
 
-builtin_platform_driver(bcm2835_clk_driver);
+static int __init __bcm2835_clk_driver_init(void)
+{
+       return platform_driver_register(&bcm2835_clk_driver);
+}
+core_initcall(__bcm2835_clk_driver_init);
 
 MODULE_AUTHOR("Eric Anholt <eric@anholt.net>");
 MODULE_DESCRIPTION("BCM2835 clock driver");