From: Abel Vesa <abel.vesa@xxxxxxx>
In order to replace the fsl,scu txt file from bindings/arm/freescale,
we need to split it between the right subsystems. This patch documents
separately the 'clock' child node of the SCU main node.
Signed-off-by: Abel Vesa <abel.vesa@xxxxxxx>
Signed-off-by: Viorel Suman <viorel.suman@xxxxxxx>
Acked-by: Stephen Boyd <sboyd@xxxxxxxxxx>
---
.../bindings/arm/freescale/fsl,scu.txt | 31 -------------
.../bindings/clock/fsl,scu-clk.yaml | 43 +++++++++++++++++++
2 files changed, 43 insertions(+), 31 deletions(-)
create mode 100644 Documentation/devicetree/bindings/clock/fsl,scu-clk.yaml
diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
index a87ec15e28d2..ef7f5222ac48 100644
--- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
+++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
@@ -79,29 +79,6 @@ Required properties:
See detailed Resource ID list from:
include/dt-bindings/firmware/imx/rsrc.h
-Clock bindings based on SCU Message Protocol
-------------------------------------------------------------
-
-This binding uses the common clock binding[1].
-
-Required properties:
-- compatible: Should be one of:
- "fsl,imx8dxl-clk"
- "fsl,imx8qm-clk"
- "fsl,imx8qxp-clk"
- followed by "fsl,scu-clk"
-- #clock-cells: Should be 2.
- Contains the Resource and Clock ID value.
-- clocks: List of clock specifiers, must contain an entry for
- each required entry in clock-names
-- clock-names: Should include entries "xtal_32KHz", "xtal_24MHz"
-
-The clock consumer should specify the desired clock by having the clock
-ID in its "clocks" phandle cell.
-
-See the full list of clock IDs from:
-include/dt-bindings/clock/imx8qxp-clock.h
-
Pinctrl bindings based on SCU Message Protocol
------------------------------------------------------------
@@ -127,7 +104,6 @@ Required properties for Pinctrl sub nodes:
Please refer to i.MX8QXP Reference Manual for detailed
CONFIG settings.
-[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
[2] Documentation/devicetree/bindings/power/power-domain.yaml
[3] Documentation/devicetree/bindings/pinctrl/fsl,imx-pinctrl.txt
@@ -208,11 +184,6 @@ firmware {
&lsio_mu1 1 3
&lsio_mu1 3 3>;
- clk: clk {
- compatible = "fsl,imx8qxp-clk", "fsl,scu-clk";
- #clock-cells = <2>;
- };
-
iomuxc {
compatible = "fsl,imx8qxp-iomuxc";
@@ -265,7 +236,5 @@ serial@5a060000 {
...
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_lpuart0>;
- clocks = <&uart0_clk IMX_SC_R_UART_0 IMX_SC_PM_CLK_PER>;
- clock-names = "ipg";
power-domains = <&pd IMX_SC_R_UART_0>;
};
diff --git a/Documentation/devicetree/bindings/clock/fsl,scu-clk.yaml b/Documentation/devicetree/bindings/clock/fsl,scu-clk.yaml
new file mode 100644
index 000000000000..f2c48460a399
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/fsl,scu-clk.yaml
@@ -0,0 +1,43 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/fsl,scu-clk.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: i.MX SCU Client Device Node - Clock bindings based on SCU Message Protocol
+
+maintainers:
+ - Abel Vesa <abel.vesa@xxxxxxx>
+
+description: i.MX SCU Client Device Node
+ Client nodes are maintained as children of the relevant IMX-SCU device node.
+ This binding uses the common clock binding.
+ (Documentation/devicetree/bindings/clock/clock-bindings.txt)
+ The clock consumer should specify the desired clock by having the clock
+ ID in its "clocks" phandle cell. See the full list of clock IDs from
+ include/dt-bindings/clock/imx8qxp-clock.h
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - fsl,imx8dxl-clk
+ - fsl,imx8qm-clk
+ - fsl,imx8qxp-clk
+ - const: fsl,scu-clk
+
+ '#clock-cells':
+ const: 2
+
+required:
+ - compatible
+ - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ clock-controller {
+ compatible = "fsl,imx8qxp-clk", "fsl,scu-clk";
+ #clock-cells = <2>;
+ };
--
2.25.1
