lkml.org 
[lkml]   [2018]   [Dec]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 1/3] dt-bindings: clk: meson: add ao controller clock inputs
Date
Add the clock inputs of amlogic AO clock controller

Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
.../devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt b/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
index 3a880528030e..c480db8f4793 100644
--- a/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
+++ b/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
@@ -11,6 +11,11 @@ Required Properties:
- GXM (S912) : "amlogic,meson-gxm-aoclkc"
- AXG (A113D, A113X) : "amlogic,meson-axg-aoclkc"
followed by the common "amlogic,meson-gx-aoclkc"
+- clocks: list of clock phandle, one for each entry clock-names.
+- clock-names: should contain the following:
+ * "xtal" : the platform xtal
+ * "mpeg-clk" : the main clock controller mother clock (aka clk81)
+ * "ext-32k" : external 32kHz reference if any (optional)

- #clock-cells: should be 1.

@@ -40,8 +45,9 @@ ao_sysctrl: sys-ctrl@0 {
compatible = "amlogic,meson-gxbb-aoclkc", "amlogic,meson-gx-aoclkc";
#clock-cells = <1>;
#reset-cells = <1>;
+ clocks = <&xtal>, <&clkc CLKID_CLK81>;
+ clock-names = "xtal", "mpeg-clk";
};
-};

Example: UART controller node that consumes the clock and reset generated
by the clock controller:
--
2.19.1
\
 
 \ /
  Last update: 2018-12-03 14:19    [W:0.037 / U:1.296 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site