Thread (11 messages) 11 messages, 3 authors, 2015-08-07

[PATCH 1/3] clk: versatile: Switch to assigned clock parents

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From: Stephen Boyd <hidden>
Date: 2015-08-07 22:28:40
Also in: linux-clk, lkml
Subsystem: open firmware and flattened device tree bindings, the rest · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

On 08/06, Pawel Moll wrote:
On Wed, 2015-08-05 at 18:56 +0100, Stephen Boyd wrote:
quoted
On 08/05/2015 03:29 AM, Pawel Moll wrote:
quoted
Right, that's probably my fault. The sp810 nodes appeared in the VE
trees very early (in terms of the "DT era"), when we weren't so strict
about documentation. So far, it would be fairly simple, something like
the text below - feel free to take it, mend it, extend it with your
changes and include in the series:

Thanks!
Great! Can you please provide your signed-off-by? 
Sure. 
Thanks! I've put that patch before my series and squashed this into patch 1/3.

----8<----
diff --git a/Documentation/devicetree/bindings/arm/sp810.txt b/Documentation/devicetree/bindings/arm/sp810.txt
index 440ee0892a4d..6808fb5dee40 100644
--- a/Documentation/devicetree/bindings/arm/sp810.txt
+++ b/Documentation/devicetree/bindings/arm/sp810.txt
@@ -24,12 +24,23 @@ Required properties:
 - clock-output-names: from the common clock bindings;
 		should be: "timerclken0", "timerclken1", "timerclken2", "timerclken3"
 
+- assigned-clocks: from the common clock binding;
+		should be: clock specifier for each output clock of this
+		provider node
+
+- assigned-clock-parents: from the common clock binding;
+		should be: clock specifier of input clock listed in clocks
+		property with the highest frequency
+
 Example:
-	sysctl at 020000 {
+	v2m_sysctl: sysctl@020000 {
 		compatible = "arm,sp810", "arm,primecell";
 		reg = <0x020000 0x1000>;
 		clocks = <&v2m_refclk32khz>, <&v2m_refclk1mhz>, <&smbclk>;
 		clock-names = "refclk", "timclk", "apb_pclk";
 		#clock-cells = <1>;
 		clock-output-names = "timerclken0", "timerclken1", "timerclken2", "timerclken3";
+		assigned-clocks = <&v2m_sysctl 0>, <&v2m_sysctl 1>, <&v2m_sysctl 3>, <&v2m_sysctl 3>;
+		assigned-clock-parents = <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>;
+
 	};
-- 
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