[PATCH 3/8] dt-bindings: clock: renesas,cpg-mssr: Document RZ/N2H support

From: Prabhakar
Date: Mon Jun 09 2025 - 16:37:37 EST


From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>

Document support for Module Standby and Software Reset found on the
Renesas RZ/N2H (R9A09G087) SoC. The Module Standby and Software Reset IP
is similar to that found on the RZ/T2H SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
.../bindings/clock/renesas,cpg-mssr.yaml | 5 +++-
.../clock/renesas,r9a09g087-cpg-mssr.h | 28 +++++++++++++++++++
2 files changed, 32 insertions(+), 1 deletion(-)
create mode 100644 include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h

diff --git a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml
index 708ab6bd7d44..bc2fd3761328 100644
--- a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml
+++ b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml
@@ -53,6 +53,7 @@ properties:
- renesas,r8a779g0-cpg-mssr # R-Car V4H
- renesas,r8a779h0-cpg-mssr # R-Car V4M
- renesas,r9a09g077-cpg-mssr # RZ/T2H
+ - renesas,r9a09g087-cpg-mssr # RZ/N2H

reg:
minItems: 1
@@ -112,7 +113,9 @@ allOf:
properties:
compatible:
contains:
- const: renesas,r9a09g077-cpg-mssr
+ enum:
+ - renesas,r9a09g077-cpg-mssr
+ - renesas,r9a09g087-cpg-mssr
then:
properties:
reg:
diff --git a/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h
new file mode 100644
index 000000000000..f28166d6015f
--- /dev/null
+++ b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+ *
+ * Copyright (C) 2025 Renesas Electronics Corp.
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__
+#define __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__
+
+#include <dt-bindings/clock/renesas-cpg-mssr.h>
+
+/* R9A09G087 CPG Core Clocks */
+#define R9A09G087_CLK_CA55C0 0
+#define R9A09G087_CLK_CA55C1 1
+#define R9A09G087_CLK_CA55C2 2
+#define R9A09G087_CLK_CA55C3 3
+#define R9A09G087_CLK_CA55S 4
+#define R9A09G087_CLK_CR52_CPU0 5
+#define R9A09G087_CLK_CR52_CPU1 6
+#define R9A09G087_CLK_CKIO 7
+#define R9A09G087_CLK_PCLKAH 8
+#define R9A09G087_CLK_PCLKAM 9
+#define R9A09G087_CLK_PCLKAL 10
+#define R9A09G087_CLK_PCLKGPTL 11
+#define R9A09G087_CLK_PCLKH 12
+#define R9A09G087_CLK_PCLKM 13
+#define R9A09G087_CLK_PCLKL 14
+
+#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__ */
--
2.49.0