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authorSascha Hauer <s.hauer@pengutronix.de>2016-10-18 10:10:24 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2016-10-18 10:10:24 +0200
commitbfbf18d991756858337f7700e8ff0a6f0dc31afc (patch)
treecf3568de4fdff1891e277507f08f49a871682706 /dts/Bindings/clock/exynos5410-clock.txt
parent834f6bf5e5f1169065376ad1aeb6a6266e66ce5c (diff)
downloadbarebox-bfbf18d991756858337f7700e8ff0a6f0dc31afc.tar.gz
barebox-bfbf18d991756858337f7700e8ff0a6f0dc31afc.tar.xz
dts: update to v4.9-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/clock/exynos5410-clock.txt')
-rw-r--r--dts/Bindings/clock/exynos5410-clock.txt21
1 files changed, 13 insertions, 8 deletions
diff --git a/dts/Bindings/clock/exynos5410-clock.txt b/dts/Bindings/clock/exynos5410-clock.txt
index aeab635b07..4527de3ea2 100644
--- a/dts/Bindings/clock/exynos5410-clock.txt
+++ b/dts/Bindings/clock/exynos5410-clock.txt
@@ -12,24 +12,29 @@ Required Properties:
- #clock-cells: should be 1.
+- clocks: should contain an entry specifying the root clock from external
+ oscillator supplied through XXTI or XusbXTI pin. This clock should be
+ defined using standard clock bindings with "fin_pll" clock-output-name.
+ That clock is being passed internally to the 9 PLLs.
+
All available clocks are defined as preprocessor macros in
dt-bindings/clock/exynos5410.h header and can be used in device
tree sources.
-External clock:
-
-There is clock that is generated outside the SoC. It
-is expected that it is defined using standard clock bindings
-with following clock-output-name:
-
- - "fin_pll" - PLL input clock from XXTI
-
Example 1: An example of a clock controller node is listed below.
+ fin_pll: xxti {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "fin_pll";
+ #clock-cells = <0>;
+ };
+
clock: clock-controller@0x10010000 {
compatible = "samsung,exynos5410-clock";
reg = <0x10010000 0x30000>;
#clock-cells = <1>;
+ clocks = <&fin_pll>;
};
Example 2: UART controller node that consumes the clock generated by the clock