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arch: nios2: Enable the common clk subsystem on Nios2 

This patch adds support for common clock framework on Nios2. Clock
framework is commonly used in many drivers, and this patch makes it
available for the entire architecture, not just on a per-driver basis.

Signed-off-by: Beniamin Bia <beniamin.bia@analog.com>
Signed-off-by: Dragos Bogdan <dragos.bogdan@analog.com>
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
This commit is contained in:
Dragos Bogdan 2020-04-10 23:38:23 +08:00 committed by Ley Foon Tan
parent 7111951b8d
commit f26e433185
2 changed files with 9 additions and 0 deletions
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1
arch/nios2/Kconfig
View File

@ -6,6 +6,7 @@ config NIOS2
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
select ARCH_HAS_UNCACHED_SEGMENT
select ARCH_NO_SWAP
select COMMON_CLK
select TIMER_OF
select GENERIC_ATOMIC64
select GENERIC_CLOCKEVENTS

8
arch/nios2/platform/platform.c
View File

@ -15,6 +15,12 @@
#include <linux/slab.h>
#include <linux/sys_soc.h>
#include <linux/io.h>
#include <linux/clk-provider.h>
static const struct of_device_id clk_match[] __initconst = {
{ .compatible = "fixed-clock", .data = of_fixed_clk_setup, },
{}
};
static int __init nios2_soc_device_init(void)
{
@ -38,6 +44,8 @@ static int __init nios2_soc_device_init(void)
}
}
of_clk_init(clk_match);
return 0;
}