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From: Sean Anderson <sean.anderson@seco.com>
To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org
Cc: Andrew Lunn <andrew@lunn.ch>, Rob Herring <robh+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	linux-kernel@vger.kernel.org,
	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Li Yang <leoyang.li@nxp.com>, Michael Walle <michael@walle.cc>,
	Sean Anderson <sean.anderson@seco.com>
Subject: [PATCH v2 2/9] dt-bindings: nvmem: sfp: Add clock properties
Date: Fri, 22 Apr 2022 10:51:40 -0400	[thread overview]
Message-ID: <20220422145147.2210587-3-sean.anderson@seco.com> (raw)
In-Reply-To: <20220422145147.2210587-1-sean.anderson@seco.com>

To program fuses, it is necessary to set the fuse programming time. This
is determined based on the value of the platform clock. Add a clock
property.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
---

(no changes since v1)

 .../bindings/nvmem/fsl,layerscape-sfp.yaml         | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml
index b7798e903191..54086f50157d 100644
--- a/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml
+++ b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml
@@ -24,15 +24,29 @@ properties:
   reg:
     maxItems: 1
 
+  clocks:
+    maxItems: 1
+    description:
+      The SFP clock. Typically, this is the platform clock divided by 4.
+
+  clock-names:
+    const: sfp
+
 required:
   - compatible
   - reg
+  - clock-names
+  - clocks
 
 unevaluatedProperties: false
 
 examples:
   - |
+    #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
     efuse@1e80000 {
         compatible = "fsl,ls1028a-sfp";
         reg = <0x1e80000 0x8000>;
+        clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
+                            QORIQ_CLK_PLL_DIV(4)>;
+        clock-names = "sfp";
     };
-- 
2.35.1.1320.gc452695387.dirty


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  parent reply	other threads:[~2022-04-22 14:53 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-22 14:51 [PATCH v2 0/9] nvmem: sfp: binding updates and additions Sean Anderson
2022-04-22 14:51 ` [PATCH v2 1/9] dt-bindings: nvmem: sfp: Fix typo Sean Anderson
2022-04-22 14:51 ` Sean Anderson [this message]
2022-04-22 21:10   ` [PATCH v2 2/9] dt-bindings: nvmem: sfp: Add clock properties Rob Herring
2022-04-22 14:51 ` [PATCH v2 3/9] dt-bindings: nvmem: sfp: Add TA_PROG_SFP supply Sean Anderson
2022-04-22 15:02   ` Andrew Lunn
2022-04-22 14:51 ` [PATCH v2 4/9] dt-bindings: nvmem: sfp: Add compatible binding for TA 2.1 SFPs Sean Anderson
2022-04-22 14:51 ` [PATCH v2 5/9] arm64: dts: ls1028a: Update SFP binding to include clock Sean Anderson
2022-04-22 14:51 ` [PATCH v2 6/9] ARM: dts: layerscape: Add SFP binding for TA 2.1 devices Sean Anderson
2022-04-22 14:51 ` [PATCH v2 7/9] ARM: dts: Add SFP binding for TA 3.0 devices Sean Anderson
2022-04-22 14:51 ` [PATCH v2 8/9] nvmem: sfp: Use regmap Sean Anderson
2022-04-22 14:51 ` [PATCH v2 9/9] nvmem: sfp: Add support for TA 2.1 devices Sean Anderson
2022-04-22 14:54 ` [PATCH v2 0/9] nvmem: sfp: binding updates and additions Sean Anderson
2022-04-22 15:01   ` Andrew Lunn

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