[RFC 11/37] soc: renesas: rcar-rst: Document generic compatible strings
From: Fabrizio Castro <hidden>
Date: 2018-01-25 18:02:45
Also in:
linux-clk, linux-devicetree, linux-renesas-soc, linux-watchdog
Subsystem:
open firmware and flattened device tree bindings, reset controller framework, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Philipp Zabel, Linus Torvalds
From now on, devices compatible with the generic compatible strings
documented by this commit don't need to modify the corresponding driver anymore. Signed-off-by: Fabrizio Castro <redacted> Signed-off-by: Ramesh Shanmugasundaram <redacted> --- Documentation/devicetree/bindings/reset/renesas,rst.txt | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/reset/renesas,rst.txt b/Documentation/devicetree/bindings/reset/renesas,rst.txt
index a8014f3..2602a19 100644
--- a/Documentation/devicetree/bindings/reset/renesas,rst.txt
+++ b/Documentation/devicetree/bindings/reset/renesas,rst.txt@@ -11,7 +11,10 @@ following functions: Required properties: - - compatible: Should be + - compatible: Should be a SoC specific string, followed by a generic + fallback compatible string when compatible with the generic + version. + The SoC specific compatible string should be: - "renesas,<soctype>-reset-wdt" for R-Car Gen1, - "renesas,<soctype>-rst" for R-Car Gen2 and Gen3, and RZ/G Examples with soctypes are:
@@ -28,12 +31,16 @@ Required properties: - "renesas,r8a7796-rst" (R-Car M3-W) - "renesas,r8a77970-rst" (R-Car V3M) - "renesas,r8a77995-rst" (R-Car D3) + The generic compatible string should be: + - "renesas,rcar-gen1-rst" for R-Car Gen1 + - "renesas,rcar-gen2-rst" for R-Car Gen2 and RZ/G + - "renesas,rcar-gen3-rst" for R-Car Gen3 - reg: Address start and address range for the device. Example: rst: reset-controller at e6160000 { - compatible = "renesas,r8a7795-rst"; + compatible = "renesas,r8a7795-rst", "renesas,rcar-gen3-rst"; reg = <0 0xe6160000 0 0x0200>; };
--
2.7.4