[PATCH v4 1/6] dt-bindindgs: clock: nxp: support i.MX95 VPU CSR module

From: Peng Fan (OSS)
Date: Thu Mar 14 2024 - 09:18:07 EST


From: Peng Fan <peng.fan@xxxxxxx>

The i.MX95 VPU_CSR contains control and status registers for VPU
status, pending transaction status, and clock gating controls.

This patch is to add clock features for VPU CSR.

Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
---
.../bindings/clock/nxp,imx95-vpu-csr.yaml | 50 ++++++++++++++++++++++
include/dt-bindings/clock/nxp,imx95-clock.h | 14 ++++++
2 files changed, 64 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/nxp,imx95-vpu-csr.yaml b/Documentation/devicetree/bindings/clock/nxp,imx95-vpu-csr.yaml
new file mode 100644
index 000000000000..4a1c6dcfe3f8
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/nxp,imx95-vpu-csr.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/nxp,imx95-vpu-csr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX95 VPUMIX Block Control
+
+maintainers:
+ - Peng Fan <peng.fan@xxxxxxx>
+
+properties:
+ compatible:
+ items:
+ - const: nxp,imx95-vpu-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
+
+required:
+ - compatible
+ - reg
+ - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ syscon@4c410000 {
+ compatible = "nxp,imx95-vpu-csr", "syscon";
+ reg = <0x4c410000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&scmi_clk 114>;
+ power-domains = <&scmi_devpd 21>;
+ };
+...
diff --git a/include/dt-bindings/clock/nxp,imx95-clock.h b/include/dt-bindings/clock/nxp,imx95-clock.h
new file mode 100644
index 000000000000..9d8f0a6d12d0
--- /dev/null
+++ b/include/dt-bindings/clock/nxp,imx95-clock.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_IMX95_H
+#define __DT_BINDINGS_CLOCK_IMX95_H
+
+#define IMX95_CLK_VPUBLK_WAVE 0
+#define IMX95_CLK_VPUBLK_JPEG_ENC 1
+#define IMX95_CLK_VPUBLK_JPEG_DEC 2
+#define IMX95_CLK_VPUBLK_END 3
+
+#endif /* __DT_BINDINGS_CLOCK_IMX95_H */

--
2.37.1