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authorSimon Glass <sjg@chromium.org>2015-04-29 05:25:09 +0300
committerSimon Glass <sjg@chromium.org>2015-04-30 06:02:33 +0300
commit11f4dc1583c387fbb46d473c942c4bcfe5af303e (patch)
tree109694befb15f2f476a8ce7f861680f06590ed3b /drivers/cpu/Kconfig
parent33eac2dc25eb8b38d2991c61036d20f707fdd54f (diff)
downloadu-boot-11f4dc1583c387fbb46d473c942c4bcfe5af303e.tar.xz
dm: Implement a CPU uclass
It is useful to be able to keep track of the available CPUs in a multi-CPU system. This uclass is mostly intended for use with SMP systems. The uclass provides methods for getting basic information about each CPU. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/cpu/Kconfig')
-rw-r--r--drivers/cpu/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/cpu/Kconfig b/drivers/cpu/Kconfig
new file mode 100644
index 0000000000..0d1424d38e
--- /dev/null
+++ b/drivers/cpu/Kconfig
@@ -0,0 +1,8 @@
+config CPU
+ bool "Enable CPU drivers using Driver Model"
+ help
+ This allows drivers to be provided for CPUs and their type to be
+ specified in the board's device tree. For boards which support
+ multiple CPUs, then normally have to be set up in U-Boot so that
+ they can work correctly in the OS. This provides a framework for
+ finding out information about available CPUs and making changes.