OpenWrt – Rev 1

Subversion Repositories:
Rev:
From 5881d7a1df54ac9b0acf618d970737479b2f6721 Mon Sep 17 00:00:00 2001
From: Martin Sperl <kernel@martin.sperl.org>
Date: Fri, 2 Sep 2016 16:45:27 +0100
Subject: [PATCH 022/454] 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>
---
 drivers/clk/bcm/clk-bcm2835.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -2220,8 +2220,15 @@ static int bcm2835_clk_probe(struct plat
        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[] = {
@@ -2238,7 +2245,11 @@ static struct platform_driver bcm2835_cl
        .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");