From 47caf0712cb4c3a749a5a59970513fb10a5952cc Mon Sep 17 00:00:00 2001 From: Martin Sperl Date: Fri, 2 Sep 2016 16:45:27 +0100 Subject: [PATCH] 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 --- drivers/clk/bcm/clk-bcm2835.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 1ac803e..2482458 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -2295,8 +2295,15 @@ 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 cprman_plat_data cprman_bcm2835_plat_data = { @@ -2322,7 +2329,11 @@ 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 "); MODULE_DESCRIPTION("BCM2835 clock driver"); -- 2.7.4