From 96aa0c6b0b179518e0c228362ea55f1c7793bb3a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Tue, 7 Feb 2017 21:07:54 +0100 Subject: brcm2708: add linux 4.9 support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Patches from Raspberry Pi repo: https://github.com/raspberrypi/linux/commits/rpi-4.9.y Signed-off-by: Álvaro Fernández Rojas --- ...-the-clocks-early-during-the-boot-process.patch | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.9/0026-Register-the-clocks-early-during-the-boot-process.patch (limited to 'target/linux/brcm2708/patches-4.9/0026-Register-the-clocks-early-during-the-boot-process.patch') diff --git a/target/linux/brcm2708/patches-4.9/0026-Register-the-clocks-early-during-the-boot-process.patch b/target/linux/brcm2708/patches-4.9/0026-Register-the-clocks-early-during-the-boot-process.patch new file mode 100644 index 0000000000..d4f4fec92a --- /dev/null +++ b/target/linux/brcm2708/patches-4.9/0026-Register-the-clocks-early-during-the-boot-process.patch @@ -0,0 +1,45 @@ +From 261269cc41f6b77f7264f0e44f9b9da5cc36de00 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(-) + +--- a/drivers/clk/bcm/clk-bcm2835.c ++++ b/drivers/clk/bcm/clk-bcm2835.c +@@ -1903,8 +1903,15 @@ 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[] = { +@@ -1921,7 +1928,11 @@ 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 "); + MODULE_DESCRIPTION("BCM2835 clock driver"); -- cgit v1.2.3