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authorPeng Fan <peng.fan@nxp.com>2024-04-01 16:28:17 +0300
committerAbel Vesa <abel.vesa@linaro.org>2024-04-22 12:58:10 +0300
commitc6e87b066756ec4b3f5f9061b508f3bd724ec652 (patch)
tree00088e503118f441ad1f43346a632cf770c6311e /Documentation/devicetree/bindings/clock
parentb773f5ad2bfd2d00bd2c5ea7022bc5b86d23a1b7 (diff)
downloadlinux-c6e87b066756ec4b3f5f9061b508f3bd724ec652.tar.xz
dt-bindings: clock: support i.MX95 Display Master CSR module
i.MX95 DISPLAY_MASTER_CSR includes registers to control DSI clock settings, clock gating, and pixel link select. Add dt-schema for it. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Peng Fan <peng.fan@nxp.com> Link: https://lore.kernel.org/r/20240401-imx95-blk-ctl-v6-3-84d4eca1e759@nxp.com Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/clock')
-rw-r--r--Documentation/devicetree/bindings/clock/nxp,imx95-display-master-csr.yaml64
1 files changed, 64 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/nxp,imx95-display-master-csr.yaml b/Documentation/devicetree/bindings/clock/nxp,imx95-display-master-csr.yaml
new file mode 100644
index 000000000000..07f7412e7658
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/nxp,imx95-display-master-csr.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/nxp,imx95-display-master-csr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX95 Display Master Block Control
+
+maintainers:
+ - Peng Fan <peng.fan@nxp.com>
+
+properties:
+ compatible:
+ items:
+ - const: nxp,imx95-display-master-csr
+ - const: syscon
+
+ reg:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ '#clock-cells':
+ const: 1
+ description:
+ The clock consumer should specify the desired clock by having the clock
+ ID in its "clocks" phandle cell. See
+ include/dt-bindings/clock/nxp,imx95-clock.h
+
+ mux-controller:
+ type: object
+ $ref: /schemas/mux/reg-mux.yaml
+
+required:
+ - compatible
+ - reg
+ - '#clock-cells'
+ - mux-controller
+ - power-domains
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ syscon@4c410000 {
+ compatible = "nxp,imx95-display-master-csr", "syscon";
+ reg = <0x4c410000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&scmi_clk 62>;
+ power-domains = <&scmi_devpd 3>;
+
+ mux: mux-controller {
+ compatible = "mmio-mux";
+ #mux-control-cells = <1>;
+ mux-reg-masks = <0x4 0x00000001>; /* Pixel_link_sel */
+ idle-states = <0>;
+ };
+ };
+...