From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
To: <linux-clk@vger.kernel.org>
Cc: <mturquette@baylibre.com>, <sboyd@kernel.org>,
<robh+dt@kernel.org>, <gregkh@linuxfoundation.org>,
<linux-staging@lists.linux.dev>, <git@xilinx.com>,
<michals@xilinx.com>, <zhengxunli.mxic@gmail.com>,
Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Subject: [PATCH v11 1/5] dt-bindings: add documentation of xilinx clocking wizard
Date: Thu, 8 Apr 2021 18:28:39 +0530 [thread overview]
Message-ID: <1617886723-27117-2-git-send-email-shubhrajyoti.datta@xilinx.com> (raw)
In-Reply-To: <1617886723-27117-1-git-send-email-shubhrajyoti.datta@xilinx.com>
Add the devicetree binding for the xilinx clocking wizard.
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
---
v6:
Fix a yaml warning
v7:
Add vendor prefix speed-grade
v8:
Fix the warnings
v10:
Add nr-outputs
v11:
add the compatibles for various versions
rename nr-outputs to xlnx,nr-outputs
.../bindings/clock/xlnx,clocking-wizard.yaml | 77 ++++++++++++++++++++++
1 file changed, 77 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml
diff --git a/Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml b/Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml
new file mode 100644
index 0000000..74a1219
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/clock/xlnx,clocking-wizard.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Xilinx clocking wizard
+
+maintainers:
+ - Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
+
+description:
+ The clocking wizard is a soft ip clocking block of Xilinx versal. It
+ reads required input clock frequencies from the devicetree and acts as clock
+ clock output.
+
+properties:
+ compatible:
+ enum:
+ - xlnx,clocking-wizard
+ - xlnx,clocking-wizard-v5-2 # version 5.2
+ - xlnx,clocking-wizard-v6-0 # version 6.0
+
+
+ reg:
+ maxItems: 1
+
+ "#clock-cells":
+ const: 1
+
+ clocks:
+ items:
+ - description: clock input
+ - description: axi clock
+
+ clock-names:
+ items:
+ - const: clk_in1
+ - const: s_axi_aclk
+
+
+ xlnx,speed-grade:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [1, 2, 3]
+ description:
+ Speed grade of the device. Higher the speed grade faster is the FPGA device.
+
+ xlnx,nr-outputs:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 1
+ maximum: 8
+ description:
+ Number of outputs.
+
+required:
+ - compatible
+ - reg
+ - "#clock-cells"
+ - clocks
+ - clock-names
+ - xlnx,speed-grade
+ - xlnx,nr-outputs
+
+additionalProperties: false
+
+examples:
+ - |
+ clock-controller@b0000000 {
+ compatible = "xlnx,clocking-wizard";
+ reg = <0xb0000000 0x10000>;
+ #clock-cells = <1>;
+ xlnx,speed-grade = <1>;
+ xlnx,nr-outputs = <6>;
+ clock-names = "clk_in1", "s_axi_aclk";
+ clocks = <&clkc 15>, <&clkc 15>;
+ };
+...
--
2.1.1
next prev parent reply other threads:[~2021-04-08 12:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 12:58 [PATCH v11 0/5] clk: clocking-wizard: Driver updates Shubhrajyoti Datta
2021-04-08 12:58 ` Shubhrajyoti Datta [this message]
2021-04-08 12:58 ` [PATCH v11 2/5] clk: clocking-wizard: Add the clockwizard to clk directory Shubhrajyoti Datta
2021-04-08 12:58 ` [PATCH v11 3/5] clk: clocking-wizard: Rename nr-outputs to xlnx,nr-outputs Shubhrajyoti Datta
2021-04-08 12:58 ` [PATCH v11 4/5] clk: clocking-wizard: Fix the reconfig for 5.2 Shubhrajyoti Datta
2021-04-08 12:58 ` [PATCH v11 5/5] clk: clocking-wizard: Update the compatible Shubhrajyoti Datta
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